Uses of Class
java.lang.Object

Packages that use Object

java.applet	Provides the classes necessary to create an applet and the classes an applet uses to communicate with its applet context.
java.awt	Contains all of the classes for creating user interfaces and for painting graphics and images.
java.awt.color	Provides classes for color spaces.
java.awt.datatransfer	Provides interfaces and classes for transferring data between and within applications.
java.awt.dnd	Drag and Drop is a direct manipulation gesture found in many Graphical User Interface systems that provides a mechanism to transfer information between two entities logically associated with presentation elements in the GUI.
java.awt.event	Provides interfaces and classes for dealing with different types of events fired by AWT components.
java.awt.font	Provides classes and interface relating to fonts.
java.awt.geom	Provides the Java 2D classes for defining and performing operations on objects related to two-dimensional geometry.
java.awt.im	Provides classes and interfaces for the input method framework.
java.awt.image	Provides classes for creating and modifying images.
java.awt.image.renderable	Provides classes and interfaces for producing rendering-independent images.
java.awt.print	Provides classes and interfaces for a general printing API.
java.beans	Contains classes related to developing beans -- components based on the JavaBeansTM architecture.
java.beans.beancontext	Provides classes and interfaces relating to bean context.
java.io	Provides for system input and output through data streams, serialization and the file system.
java.lang	Provides classes that are fundamental to the design of the Java programming language.
java.lang.ref	Provides reference-object classes, which support a limited degree of interaction with the garbage collector.
java.lang.reflect	Provides classes and interfaces for obtaining reflective information about classes and objects.
java.math	Provides classes for performing arbitrary-precision integer arithmetic (BigInteger) and arbitrary-precision decimal arithmetic (BigDecimal).
java.net	Provides the classes for implementing networking applications.
java.nio	Defines buffers, which are containers for data, and provides an overview of the other NIO packages.
java.nio.channels	Defines channels, which represent connections to entities that are capable of performing I/O operations, such as files and sockets; defines selectors, for multiplexed, non-blocking I/O operations.
java.nio.channels.spi	Service-provider classes for the java.nio.channels package.
java.nio.charset	Defines charsets, decoders, and encoders, for translating between bytes and Unicode characters.
java.nio.charset.spi	Service-provider classes for the java.nio.charset package.
java.rmi	Provides the RMI package.
java.rmi.activation	Provides support for RMI Object Activation.
java.rmi.dgc	Provides classes and interface for RMI distributed garbage-collection (DGC).
java.rmi.registry	Provides a class and two interfaces for the RMI registry.
java.rmi.server	Provides classes and interfaces for supporting the server side of RMI.
java.security	Provides the classes and interfaces for the security framework.
java.security.acl	The classes and interfaces in this package have been superseded by classes in the java.security package.
java.security.cert	Provides classes and interfaces for parsing and managing certificates, certificate revocation lists (CRLs), and certification paths.
java.security.spec	Provides classes and interfaces for key specifications and algorithm parameter specifications.
java.sql	Provides the API for accessing and processing data stored in a data source (usually a relational database) using the JavaTM programming language.
java.text	Provides classes and interfaces for handling text, dates, numbers, and messages in a manner independent of natural languages.
java.util	Contains the collections framework, legacy collection classes, event model, date and time facilities, internationalization, and miscellaneous utility classes (a string tokenizer, a random-number generator, and a bit array).
java.util.jar	Provides classes for reading and writing the JAR (Java ARchive) file format, which is based on the standard ZIP file format with an optional manifest file.
java.util.logging	Provides the classes and interfaces of the JavaTM 2 platform's core logging facilities.
java.util.prefs	This package allows applications to store and retrieve user and system preference and configuration data.
java.util.regex	Classes for matching character sequences against patterns specified by regular expressions.
java.util.zip	Provides classes for reading and writing the standard ZIP and GZIP file formats.
javax.accessibility	Defines a contract between user-interface components and an assistive technology that provides access to those components.
javax.crypto	Provides the classes and interfaces for cryptographic operations.
javax.crypto.spec	Provides classes and interfaces for key specifications and algorithm parameter specifications.
javax.imageio	The main package of the Java Image I/O API.
javax.imageio.metadata	A package of the Java Image I/O API dealing with reading and writing metadata.
javax.imageio.plugins.jpeg	Classes supporting the built-in JPEG plug-in.
javax.imageio.spi	A package of the Java Image I/O API containing the plug-in interfaces for readers, writers, transcoders, and streams, and a runtime registry.
javax.imageio.stream	A package of the Java Image I/O API dealing with low-level I/O from files and streams.
javax.naming	Provides the classes and interfaces for accessing naming services.
javax.naming.directory	Extends the javax.naming package to provide functionality for accessing directory services.
javax.naming.event	Provides support for event notification when accessing naming and directory services.
javax.naming.ldap	Provides support for LDAPv3 extended operations and controls.
javax.naming.spi	Provides the means for dynamically plugging in support for accessing naming and directory services through the javax.naming and related packages.
javax.net	Provides classes for networking applications.
javax.net.ssl	Provides classes for the secure socket package.
javax.print	Provides the principal classes and interfaces for the JavaTM Print Service API.
javax.print.attribute	Provides classes and interfaces that describe the types of JavaTM Print Service attributes and how they can be collected into attribute sets.
javax.print.attribute.standard	Package javax.print.attribute.standard contains classes for specific printing attributes.
javax.print.event	Package javax.print.event contains event classes and listener interfaces.
javax.rmi	Contains user APIs for RMI-IIOP.
javax.rmi.CORBA	Contains portability APIs for RMI-IIOP.
javax.security.auth	This package provides a framework for authentication and authorization.
javax.security.auth.callback	This package provides the classes necessary for services to interact with applications in order to retrieve information (authentication data including usernames or passwords, for example) or to display information (error and warning messages, for example).
javax.security.auth.kerberos	This package contains utility classes related to the Kerberos network authentication protocol.
javax.security.auth.login	This package provides a pluggable authentication framework.
javax.security.auth.x500	This package contains the classes that should be used to store X500 Principal and X500 Private Crendentials in a Subject.
javax.security.cert	Provides classes for public key certificates.
javax.sound.midi	Provides interfaces and classes for I/O, sequencing, and synthesis of MIDI (Musical Instrument Digital Interface) data.
javax.sound.midi.spi	Supplies interfaces for service providers to implement when offering new MIDI devices, MIDI file readers and writers, or sound bank readers.
javax.sound.sampled	Provides interfaces and classes for capture, processing, and playback of sampled audio data.
javax.sound.sampled.spi	Supplies abstract classes for service providers to subclass when offering new audio devices, sound file readers and writers, or audio format converters.
javax.sql	Provides the API for server side data source access and processing from the JavaTM programming language.
javax.swing	Provides a set of "lightweight" (all-Java language) components that, to the maximum degree possible, work the same on all platforms.
javax.swing.border	Provides classes and interface for drawing specialized borders around a Swing component.
javax.swing.colorchooser	Contains classes and interfaces used by the JColorChooser component.
javax.swing.event	Provides for events fired by Swing components.
javax.swing.filechooser	Contains classes and interfaces used by the JFileChooser component.
javax.swing.plaf	Provides one interface and many abstract classes that Swing uses to provide its pluggable look-and-feel capabilities.
javax.swing.plaf.basic	Provides user interface objects built according to the Basic look and feel.
javax.swing.plaf.metal	Provides user interface objects built according to the Java look and feel (once codenamed Metal), which is the default look and feel.
javax.swing.plaf.multi	Provides user interface objects that combine two or more look and feels.
javax.swing.table	Provides classes and interfaces for dealing with javax.swing.JTable.
javax.swing.text	Provides classes and interfaces that deal with editable and noneditable text components.
javax.swing.text.html	Provides the class HTMLEditorKit and supporting classes for creating HTML text editors.
javax.swing.text.html.parser	Provides the default HTML parser, along with support classes.
javax.swing.text.rtf	Provides a class (RTFEditorKit) for creating Rich-Text-Format text editors.
javax.swing.tree	Provides classes and interfaces for dealing with javax.swing.JTree.
javax.swing.undo	Allows developers to provide support for undo/redo in applications such as text editors.
javax.transaction	Contains three exceptions thrown by the ORB machinery during unmarshalling.
javax.transaction.xa	Provides the API that defines the contract between the transaction manager and the resource manager, which allows the transaction manager to enlist and delist resource objects (supplied by the resource manager driver) in JTA transactions.
javax.xml.parsers	Provides classes allowing the processing of XML documents.
javax.xml.transform	This package defines the generic APIs for processing transformation instructions, and performing a transformation from source to result.
javax.xml.transform.dom	This package implements DOM-specific transformation APIs.
javax.xml.transform.sax	This package implements SAX2-specific transformation APIs.
javax.xml.transform.stream	This package implements stream- and URI- specific transformation APIs.
org.ietf.jgss	This package presents a framework that allows application developers to make use of security services like authentication, data integrity and data confidentiality from a variety of underlying security mechanisms like Kerberos, using a unified API.
org.omg.CORBA	Provides the mapping of the OMG CORBA APIs to the JavaTM programming language, including the class ORB, which is implemented so that a programmer can use it as a fully-functional Object Request Broker (ORB).
org.omg.CORBA.DynAnyPackage	Provides the exceptions used with the DynAny interface (InvalidValue, Invalid, InvalidSeq, and TypeMismatch).
org.omg.CORBA.ORBPackage	Provides the exception InvalidName, which is thrown by the method ORB.resolve_initial_references and the exception InconsistentTypeCode, which is thrown by the Dynamic Any creation methods in the ORB class.
org.omg.CORBA.portable	Provides a portability layer, that is, a set of ORB APIs that makes it possible for code generated by one vendor to run on another vendor's ORB.
org.omg.CORBA.TypeCodePackage	Provides the user-defined exceptions BadKind and Bounds, which are thrown by methods in in the class TypeCode.
org.omg.CosNaming	Provides a naming service for Java IDL.
org.omg.CosNaming.NamingContextExtPackage	This package contains the following classes, which are used in org.omg.CosNaming.NamingContextExt:
org.omg.CosNaming.NamingContextPackage	This package contains Exception classes for the org.omg.CosNaming package.
org.omg.Dynamic	This package contains the Dynamic module specified in the OMG Portable Interceptor specification, http://cgi.omg.org/cgi-bin/doc?ptc/2000-08-06, section 21.9.
org.omg.DynamicAny	Provides classes and interfaces that enable traversal of the data value associated with an any at runtime, and extraction of the primitive constituents of the data value.
org.omg.DynamicAny.DynAnyFactoryPackage	This package contains classes and exceptions from the DynAnyFactory interface of the DynamicAny module specified in the OMG The Common Object Request Broker: Architecture and Specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07, section 9.2.2.
org.omg.DynamicAny.DynAnyPackage	This package contains classes and exceptions from the DynAny interface of the DynamicAny module specified in the OMG The Common Object Request Broker: Architecture and Specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07, section 9.2.
org.omg.IOP	This package contains the IOP module specified in the OMG document The Common Object Request Broker: Architecture and Specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07, section 13.6.
org.omg.IOP.CodecFactoryPackage	This package contains the exceptions specified in the IOP::CodeFactory interface (as part of the Portable Interceptors spec).
org.omg.IOP.CodecPackage	This package is generated from the IOP::Codec IDL interface definition.
org.omg.Messaging	This package contains the Messaging module specified in the OMG CORBA Messaging specification, http://cgi.omg.org/cgi-bin/doc?formal/99-10-07.
org.omg.PortableInterceptor	Provides a mechanism to register ORB hooks through which ORB services can intercept the normal flow of execution of the ORB.
org.omg.PortableInterceptor.ORBInitInfoPackage	This package contains the exceptions and typedefs from the ORBInitInfo local interface of the PortableInterceptor module specified in the OMG Portable Interceptor specification, http://cgi.omg.org/cgi-bin/doc?ptc/2000-08-06, section 21.7.2.
org.omg.PortableServer	Provides classes and interfaces for making the server side of your applications portable across multivendor ORBs.
org.omg.PortableServer.CurrentPackage	Provides method implementations with access to the identity of the object on which the method was invoked.
org.omg.PortableServer.POAManagerPackage	Encapsulates the processing state of the POAs it is associated with.
org.omg.PortableServer.POAPackage	Allows programmers to construct object implementations that are portable between different ORB products.
org.omg.PortableServer.ServantLocatorPackage	Provides classes and interfaces for locating the servant.
org.omg.stub.java.rmi	Contains RMI-IIOP Stubs for the Remote types that occur in the java.rmi package.
org.w3c.dom	Provides the interfaces for the Document Object Model (DOM) which is a component API of the Java API for XML Processing.
org.xml.sax	Provides the classes and interfaces for the Simple API for XML (SAX) which is a component of the Java API for XML Processing.
org.xml.sax.helpers	Provides helper classes for the Simple API for XML (SAX) which is a component of the Java API for XML Processing.

Uses of Object in java.applet

Subclasses of Object in java.applet

class	Applet An applet is a small program that is intended not to be run on its own, but rather to be embedded inside another application.
protected class	Applet.AccessibleApplet This class implements accessibility support for the Applet class.

Uses of Object in java.awt

Subclasses of Object in java.awt

class	AlphaComposite This AlphaComposite class implements the basic alpha compositing rules for combining source and destination pixels to achieve blending and transparency effects with graphics and images.
(package private) class	java.awt.AttributeValue
class	AWTError Thrown when a serious Abstract Window Toolkit error has occurred.
class	AWTEvent The root event class for all AWT events.
class	AWTEventMulticaster A class which implements efficient and thread-safe multi-cast event dispatching for the AWT events defined in the java.awt.event package.
class	AWTException Signals that an Absract Window Toolkit exception has occurred.
class	AWTKeyStroke An AWTKeyStroke represents a key action on the keyboard, or equivalent input device.
class	AWTPermission This class is for AWT permissions.
class	BasicStroke The BasicStroke class defines a basic set of rendering attributes for the outlines of graphics primitives, which are rendered with a Graphics2D object that has its Stroke attribute set to this BasicStroke.
class	BorderLayout A border layout lays out a container, arranging and resizing its components to fit in five regions: north, south, east, west, and center.
class	BufferCapabilities Capabilities and properties of buffers.
static class	BufferCapabilities.FlipContents A type-safe enumeration of the possible back buffer contents after page-flipping
class	Button This class creates a labeled button.
protected class	Button.AccessibleAWTButton This class implements accessibility support for the Button class.
class	Canvas A Canvas component represents a blank rectangular area of the screen onto which the application can draw or from which the application can trap input events from the user.
protected class	Canvas.AccessibleAWTCanvas This class implements accessibility support for the Canvas class.
class	CardLayout A CardLayout object is a layout manager for a container.
class	Checkbox A check box is a graphical component that can be in either an "on" (true) or "off" (false) state.
protected class	Checkbox.AccessibleAWTCheckbox This class implements accessibility support for the Checkbox class.
class	CheckboxGroup The CheckboxGroup class is used to group together a set of Checkbox buttons.
class	CheckboxMenuItem This class represents a check box that can be included in a menu.
protected class	CheckboxMenuItem.AccessibleAWTCheckboxMenuItem Inner class of CheckboxMenuItem used to provide default support for accessibility.
class	Choice The Choice class presents a pop-up menu of choices.
protected class	Choice.AccessibleAWTChoice This class implements accessibility support for the Choice class.
class	Color The Color class is used encapsulate colors in the default sRGB color space or colors in arbitrary color spaces identified by a ColorSpace.
class	Component A component is an object having a graphical representation that can be displayed on the screen and that can interact with the user.
protected class	Component.AccessibleAWTComponent Inner class of Component used to provide default support for accessibility.
protected class	Component.AccessibleAWTComponent.AccessibleAWTComponentHandler Fire PropertyChange listener, if one is registered, when shown/hidden..
protected class	Component.AccessibleAWTComponent.AccessibleAWTFocusHandler Fire PropertyChange listener, if one is registered, when focus events happen
protected class	Component.BltBufferStrategy Inner class for blitting offscreen surfaces to a component.
protected class	Component.FlipBufferStrategy Inner class for flipping buffers on a component.
class	ComponentOrientation The ComponentOrientation class encapsulates the language-sensitive orientation that is to be used to order the elements of a component or of text.
class	Container A generic Abstract Window Toolkit(AWT) container object is a component that can contain other AWT components.
protected class	Container.AccessibleAWTContainer Inner class of Container used to provide default support for accessibility.
protected class	Container.AccessibleAWTContainer.AccessibleContainerHandler Fire PropertyChange listener, if one is registered, when children are added or removed.
class	ContainerOrderFocusTraversalPolicy A FocusTraversalPolicy that determines traversal order based on the order of child Components in a Container.
class	Cursor A class to encapsulate the bitmap representation of the mouse cursor.
class	DefaultFocusTraversalPolicy A FocusTraversalPolicy that determines traversal order based on the order of child Components in a Container.
class	DefaultKeyboardFocusManager The default KeyboardFocusManager for AWT applications.
class	Dialog A Dialog is a top-level window with a title and a border that is typically used to take some form of input from the user.
protected class	Dialog.AccessibleAWTDialog This class implements accessibility support for the Dialog class.
class	Dimension The Dimension class encapsulates the width and height of a component (in integer precision) in a single object.
class	DisplayMode The DisplayMode class encapsulates the bit depth, height, width, and refresh rate of a GraphicsDevice.
class	Event NOTE: The Event class is obsolete and is available only for backwards compatilibility.
class	EventQueue EventQueue is a platform-independent class that queues events, both from the underlying peer classes and from trusted application classes.
class	FileDialog The FileDialog class displays a dialog window from which the user can select a file.
class	FlowLayout A flow layout arranges components in a left-to-right flow, much like lines of text in a paragraph.
class	FocusTraversalPolicy A FocusTraversalPolicy defines the order in which Components with a particular focus cycle root are traversed.
class	Font The Font class represents fonts, which are used to render text in a visible way.
class	FontFormatException Thrown by method createFont in the Font class to indicate that the specified font is bad.
class	FontMetrics The FontMetrics class defines a font metrics object, which encapsulates information about the rendering of a particular font on a particular screen.
class	Frame A Frame is a top-level window with a title and a border.
protected class	Frame.AccessibleAWTFrame This class implements accessibility support for the Frame class.
class	GradientPaint The GradientPaint class provides a way to fill a Shape with a linear color gradient pattern.
class	Graphics The Graphics class is the abstract base class for all graphics contexts that allow an application to draw onto components that are realized on various devices, as well as onto off-screen images.
class	Graphics2D This Graphics2D class extends the Graphics class to provide more sophisticated control over geometry, coordinate transformations, color management, and text layout.
class	GraphicsConfigTemplate The GraphicsConfigTemplate class is used to obtain a valid GraphicsConfiguration.
class	GraphicsConfiguration The GraphicsConfiguration class describes the characteristics of a graphics destination such as a printer or monitor.
class	GraphicsDevice The GraphicsDevice class describes the graphics devices that might be available in a particular graphics environment.
class	GraphicsEnvironment The GraphicsEnvironment class describes the collection of GraphicsDevice objects and Font objects available to a Java(tm) application on a particular platform.
class	GridBagConstraints The GridBagConstraints class specifies constraints for components that are laid out using the GridBagLayout class.
class	GridBagLayout The GridBagLayout class is a flexible layout manager that aligns components vertically and horizontally, without requiring that the components be of the same size.
class	GridLayout The GridLayout class is a layout manager that lays out a container's components in a rectangular grid.
class	HeadlessException Thrown when code that is dependent on a keyboard, display, or mouse is called in an environment that does not support a keyboard, display, or mouse.
class	IllegalComponentStateException Signals that an AWT component is not in an appropriate state for the requested operation.
class	Image The abstract class Image is the superclass of all classes that represent graphical images.
class	ImageCapabilities Capabilities and properties of images.
class	Insets An Insets object is a representation of the borders of a container.
class	JobAttributes A set of attributes which control a print job.
static class	JobAttributes.DefaultSelectionType A type-safe enumeration of possible default selection states.
static class	JobAttributes.DestinationType A type-safe enumeration of possible job destinations.
static class	JobAttributes.DialogType A type-safe enumeration of possible dialogs to display to the user.
static class	JobAttributes.MultipleDocumentHandlingType A type-safe enumeration of possible multiple document handling states.
static class	JobAttributes.SidesType A type-safe enumeration of possible multi-page impositions.
class	KeyboardFocusManager The KeyboardFocusManager is responsible for managing the active and focused Windows, and the current focus owner.
class	Label A Label object is a component for placing text in a container.
protected class	Label.AccessibleAWTLabel This class implements accessibility support for the Label class.
class	List The List component presents the user with a scrolling list of text items.
protected class	List.AccessibleAWTList This class implements accessibility support for the List class.
protected class	List.AccessibleAWTList.AccessibleAWTListChild This class implements accessibility support for List children.
class	MediaTracker The MediaTracker class is a utility class to track the status of a number of media objects.
class	Menu A Menu object is a pull-down menu component that is deployed from a menu bar.
protected class	Menu.AccessibleAWTMenu Inner class of Menu used to provide default support for accessibility.
class	MenuBar The MenuBar class encapsulates the platform's concept of a menu bar bound to a frame.
protected class	MenuBar.AccessibleAWTMenuBar Inner class of MenuBar used to provide default support for accessibility.
class	MenuComponent The abstract class MenuComponent is the superclass of all menu-related components.
protected class	MenuComponent.AccessibleAWTMenuComponent Inner class of MenuComponent used to provide default support for accessibility.
class	MenuItem All items in a menu must belong to the class MenuItem, or one of its subclasses.
protected class	MenuItem.AccessibleAWTMenuItem Inner class of MenuItem used to provide default support for accessibility.
class	MenuShortcut The MenuShortcutclass represents a keyboard accelerator for a MenuItem.
class	PageAttributes A set of attributes which control the output of a printed page.
static class	PageAttributes.ColorType A type-safe enumeration of possible color states.
static class	PageAttributes.MediaType A type-safe enumeration of possible paper sizes.
static class	PageAttributes.OrientationRequestedType A type-safe enumeration of possible orientations.
static class	PageAttributes.OriginType A type-safe enumeration of possible origins.
static class	PageAttributes.PrintQualityType A type-safe enumeration of possible print qualities.
class	Panel Panel is the simplest container class.
protected class	Panel.AccessibleAWTPanel This class implements accessibility support for the Panel class.
class	Point A point representing a location in (x, y) coordinate space, specified in integer precision.
class	Polygon The Polygon class encapsulates a description of a closed, two-dimensional region within a coordinate space.
class	PopupMenu A class that implements a menu which can be dynamically popped up at a specified position within a component.
protected class	PopupMenu.AccessibleAWTPopupMenu Inner class of PopupMenu used to provide default support for accessibility.
class	PrintJob An abstract class which initiates and executes a print job.
class	Rectangle A Rectangle specifies an area in a coordinate space that is enclosed by the Rectangle object's top-left point (x, y) in the coordinate space, its width, and its height.
class	RenderingHints The RenderingHints class contains rendering hints that can be used by the Graphics2D class, and classes that implement BufferedImageOp and Raster.
static class	RenderingHints.Key Defines the base type of all keys used to control various aspects of the rendering and imaging pipelines.
class	Robot This class is used to generate native system input events for the purposes of test automation, self-running demos, and other applications where control of the mouse and keyboard is needed.
class	Scrollbar The Scrollbar class embodies a scroll bar, a familiar user-interface object.
protected class	Scrollbar.AccessibleAWTScrollBar This class implements accessibility support for the Scrollbar class.
class	ScrollPane A container class which implements automatic horizontal and/or vertical scrolling for a single child component.
protected class	ScrollPane.AccessibleAWTScrollPane This class implements accessibility support for the ScrollPane class.
class	ScrollPaneAdjustable This class represents the state of a horizontal or vertical scrollbar of a ScrollPane.
class	SystemColor A class to encapsulate symbolic colors representing the color of native GUI objects on a system.
class	TextArea A TextArea object is a multi-line region that displays text.
protected class	TextArea.AccessibleAWTTextArea This class implements accessibility support for the TextArea class.
class	TextComponent The TextComponent class is the superclass of any component that allows the editing of some text.
protected class	TextComponent.AccessibleAWTTextComponent This class implements accessibility support for the TextComponent class.
class	TextField A TextField object is a text component that allows for the editing of a single line of text.
protected class	TextField.AccessibleAWTTextField This class implements accessibility support for the TextField class.
class	TexturePaint The TexturePaint class provides a way to fill a Shape with a texture that is specified as a BufferedImage.
class	Toolkit This class is the abstract superclass of all actual implementations of the Abstract Window Toolkit.
class	Window A Window object is a top-level window with no borders and no menubar.
protected class	Window.AccessibleAWTWindow This class implements accessibility support for the Window class.

Uses of Object in java.awt.color

Subclasses of Object in java.awt.color

class	CMMException This exception is thrown if the native CMM returns an error.
class	ColorSpace This abstract class is used to serve as a color space tag to identify the specific color space of a Color object or, via a ColorModel object, of an Image, a BufferedImage, or a GraphicsDevice.
class	ICC_ColorSpace The ICC_ColorSpace class is an implementation of the abstract ColorSpace class.
class	ICC_Profile A representation of color profile data for device independent and device dependent color spaces based on the International Color Consortium Specification ICC.1:1998-09, File Format for Color Profiles, September 1998, and the addendum ICC.1A:1999-04, April 1999, to that specification (see http://www.color.org).
class	ICC_ProfileGray A subclass of the ICC_Profile class which represents profiles which meet the following criteria: the color space type of the profile is TYPE_GRAY and the profile includes the grayTRCTag and mediaWhitePointTag tags.
class	ICC_ProfileRGB The ICC_ProfileRGB class is a subclass of the ICC_Profile class that represents profiles which meet the following criteria: The profile's color space type is RGB. The profile includes the redColorantTag, greenColorantTag, blueColorantTag, redTRCTag, greenTRCTag, blueTRCTag, and mediaWhitePointTag tags. The ICC_Profile getInstance method will return an ICC_ProfileRGB object when these conditions are met.
class	ProfileDataException This exception is thrown when an error occurs in accessing or processing an ICC_Profile object.

Uses of Object in java.awt.datatransfer

Subclasses of Object in java.awt.datatransfer

class	Clipboard A class which implements a mechanism to transfer data using cut/copy/paste operations.
class	DataFlavor Each instance represents the opaque concept of a data format as would appear on a clipboard, during drag and drop, or in a file system.
class	MimeTypeParseException A class to encapsulate MimeType parsing related exceptions
class	StringSelection A Transferable which implements the capability required to transfer a String.
class	SystemFlavorMap The SystemFlavorMap is a configurable map between "natives" (Strings), which correspond to platform-specific data formats, and "flavors" (DataFlavors), which correspond to platform-independent MIME types.
class	UnsupportedFlavorException Signals that the requested data is not supported in this flavor.

Uses of Object in java.awt.dnd

Subclasses of Object in java.awt.dnd

class	DnDConstants This class contains constant values representing the type of action(s) to be performed by a Drag and Drop operation.
class	DragGestureEvent A DragGestureEvent is passed to DragGestureListener's dragGestureRecognized() method when a particular DragGestureRecognizer detects that a platform dependent drag initiating gesture has occurred on the Component that it is tracking.
class	DragGestureRecognizer The DragGestureRecognizer is an abstract base class for the specification of a platform-dependent listener that can be associated with a particular Component in order to identify platform-dependent drag initiating gestures.
class	DragSource The DragSource is the entity responsible for the initiation of the Drag and Drop operation, and may be used in a number of scenarios: 1 default instance per JVM for the lifetime of that JVM.
class	DragSourceAdapter An abstract adapter class for receiving drag source events.
class	DragSourceContext The DragSourceContext class is responsible for managing the initiator side of the Drag and Drop protocol.
class	DragSourceDragEvent The DragSourceDragEvent is delivered from the DragSourceContextPeer, via the DragSourceContext, to the DragSourceListener registered with that DragSourceContext and with its associated DragSource.
class	DragSourceDropEvent The DragSourceDropEvent is delivered from the DragSourceContextPeer, via the DragSourceContext, to the dragDropEnd method of DragSourceListeners registered with that DragSourceContext and with its associated DragSource.
class	DragSourceEvent This class is the base class for DragSourceDragEvent and DragSourceDropEvent.
class	DropTarget The DropTarget is associated with a Component when that Component wishes to accept drops during Drag and Drop operations.
protected static class	DropTarget.DropTargetAutoScroller this protected nested class implements autoscrolling
class	DropTargetAdapter An abstract adapter class for receiving drop target events.
class	DropTargetContext A DropTargetContext is created whenever the logical cursor associated with a Drag and Drop operation coincides with the visible geometry of a Component associated with a DropTarget.
protected class	DropTargetContext.TransferableProxy TransferableProxy is a helper inner class that implements Transferable interface and serves as a proxy for another Transferable object which represents data transfer for a particular drag-n-drop operation.
class	DropTargetDragEvent The DropTargetDragEvent is delivered to a DropTargetListener via its dragEnter() and dragOver() methods.
class	DropTargetDropEvent The DropTargetDropEvent is delivered via the DropTargetListener drop() method.
class	DropTargetEvent The DropTargetEvent is the base class for both the DropTargetDragEvent and the DropTargetDropEvent.
class	InvalidDnDOperationException This exception is thrown by various methods in the java.awt.dnd package.
class	MouseDragGestureRecognizer This abstract subclass of DragGestureRecognizer defines a DragGestureRecognizer for mouse based gestures.

Uses of Object in java.awt.event

Subclasses of Object in java.awt.event

class	ActionEvent A semantic event which indicates that a component-defined action occured.
class	AdjustmentEvent The adjustment event emitted by Adjustable objects.
class	AWTEventListenerProxy A class which extends the EventListenerProxy, specifically for adding an AWTEventListener for a specific event mask.
class	ComponentAdapter An abstract adapter class for receiving component events.
class	ComponentEvent A low-level event which indicates that a component moved, changed size, or changed visibility (also, the root class for the other component-level events).
class	ContainerAdapter An abstract adapter class for receiving container events.
class	ContainerEvent A low-level event which indicates that a container's contents changed because a component was added or removed.
class	FocusAdapter An abstract adapter class for receiving keyboard focus events.
class	FocusEvent A low-level event which indicates that a Component has gained or lost the input focus.
class	HierarchyBoundsAdapter An abstract adapter class for receiving ancestor moved and resized events.
class	HierarchyEvent An event which indicates a change to the Component hierarchy to which a Component belongs.
class	InputEvent The root event class for all component-level input events.
class	InputMethodEvent Input method events contain information about text that is being composed using an input method.
class	InvocationEvent An event which executes the run() method on a Runnable when dispatched by the AWT event dispatcher thread.
class	ItemEvent A semantic event which indicates that an item was selected or deselected.
class	KeyAdapter An abstract adapter class for receiving keyboard events.
class	KeyEvent An event which indicates that a keystroke occurred in a component.
class	MouseAdapter An abstract adapter class for receiving mouse events.
class	MouseEvent An event which indicates that a mouse action occurred in a component.
class	MouseMotionAdapter An abstract adapter class for receiving mouse motion events.
class	MouseWheelEvent An event which indicates that the mouse wheel was rotated in a component.
class	PaintEvent The component-level paint event.
class	TextEvent A semantic event which indicates that an object's text changed.
class	WindowAdapter An abstract adapter class for receiving window events.
class	WindowEvent A low-level event that indicates that a window has changed its status.

Uses of Object in java.awt.font

Subclasses of Object in java.awt.font

class	FontRenderContext The FontRenderContext class is a container for the information needed to correctly measure text.
class	GlyphJustificationInfo The GlyphJustificationInfo class represents information about the justification properties of a glyph.
class	GlyphMetrics The GlyphMetrics class represents infomation for a single glyph.
class	GlyphVector A GlyphVector object is a collection of glyphs containing geometric information for the placement of each glyph in a transformed coordinate space which corresponds to the device on which the GlyphVector is ultimately displayed.
class	GraphicAttribute This class is used with the CHAR_REPLACEMENT attribute.
class	ImageGraphicAttribute The ImageGraphicAttribute class is an implementation of GraphicAttribute which draws images in a TextLayout.
class	LineBreakMeasurer The LineBreakMeasurer class allows styled text to be broken into lines (or segments) that fit within a particular visual advance.
class	LineMetrics The LineMetrics class allows access to the metrics needed to layout characters along a line and to layout of a set of lines.
class	NumericShaper The NumericShaper class is used to convert Latin-1 (European) digits to other Unicode decimal digits.
class	ShapeGraphicAttribute The ShapeGraphicAttribute class is an implementation of GraphicAttribute that draws shapes in a TextLayout.
class	TextAttribute The TextAttribute class defines attribute keys and attribute values used for text rendering.
class	TextHitInfo The TextHitInfo class represents a character position in a text model, and a bias, or "side," of the character.
class	TextLayout TextLayout is an immutable graphical representation of styled character data.
static class	TextLayout.CaretPolicy Defines a policy for determining the strong caret location.
class	TextMeasurer The TextMeasurer class provides the primitive operations needed for line break: measuring up to a given advance, determining the advance of a range of characters, and generating a TextLayout for a range of characters.
class	TransformAttribute The TransformAttribute class provides an immutable wrapper for a transform so that it is safe to use as an attribute.

Uses of Object in java.awt.geom

Subclasses of Object in java.awt.geom

class	AffineTransform The AffineTransform class represents a 2D affine transform that performs a linear mapping from 2D coordinates to other 2D coordinates that preserves the "straightness" and "parallelness" of lines.
class	Arc2D Arc2D is the abstract superclass for all objects that store a 2D arc defined by a bounding rectangle, start angle, angular extent (length of the arc), and a closure type (OPEN, CHORD, or PIE).
static class	Arc2D.Double This class defines an arc specified in double precision.
static class	Arc2D.Float This class defines an arc specified in float precision.
class	Area The Area class is a device-independent specification of an arbitrarily-shaped area.
class	CubicCurve2D The CubicCurve2D class defines a cubic parametric curve segment in (x, y) coordinate space.
static class	CubicCurve2D.Double A cubic parametric curve segment specified with double coordinates.
static class	CubicCurve2D.Float A cubic parametric curve segment specified with float coordinates.
class	Dimension2D The Dimension2D class is to encapsulate a width and a height dimension.
class	Ellipse2D The Ellipse2D class describes an ellipse that is defined by a bounding rectangle.
static class	Ellipse2D.Double The Double class defines an ellipse specified in double precision.
static class	Ellipse2D.Float The Float class defines an ellipse specified in float precision.
class	FlatteningPathIterator The FlatteningPathIterator class returns a flattened view of another PathIterator object.
class	GeneralPath The GeneralPath class represents a geometric path constructed from straight lines, and quadratic and cubic (Bézier) curves.
class	IllegalPathStateException The IllegalPathStateException represents an exception that is thrown if an operation is performed on a path that is in an illegal state with respect to the particular operation being performed, such as appending a path segment to a GeneralPath without an initial moveto.
class	Line2D This Line2D represents a line segment in (x, y) coordinate space.
static class	Line2D.Double A line segment specified with double coordinates.
static class	Line2D.Float A line segment specified with float coordinates.
class	NoninvertibleTransformException The NoninvertibleTransformException class represents an exception that is thrown if an operation is performed requiring the inverse of an AffineTransform object but the AffineTransform is in a non-invertible state.
class	Point2D The Point2D class defines a point representing a location in (x, y) coordinate space.
static class	Point2D.Double The Double class defines a point specified in double precision.
static class	Point2D.Float The Float class defines a point specified in float precision.
class	QuadCurve2D The QuadCurve2D class defines a quadratic parametric curve segment in (x, y) coordinate space.
static class	QuadCurve2D.Double A quadratic parametric curve segment specified with double coordinates.
static class	QuadCurve2D.Float A quadratic parametric curve segment specified with float coordinates.
class	Rectangle2D The Rectangle2D class describes a rectangle defined by a location (x, y) and dimension (w x h).
static class	Rectangle2D.Double The Double class defines a rectangle specified in double coordinates.
static class	Rectangle2D.Float The Float class defines a rectangle specified in float coordinates.
class	RectangularShape RectangularShape is the base class for a number of Shape objects whose geometry is defined by a rectangular frame.
class	RoundRectangle2D The RoundRectangle2D class defines a rectangle with rounded corners defined by a location (x, y), a dimension (w x h), and the width and height of an arc with which to round the corners.
static class	RoundRectangle2D.Double The Double class defines a rectangle with rounded corners all specified in double coordinates.
static class	RoundRectangle2D.Float The Float class defines a rectangle with rounded corners all specified in float coordinates.

Uses of Object in java.awt.im

Subclasses of Object in java.awt.im

class	InputContext Provides methods to control text input facilities such as input methods and keyboard layouts.
class	InputMethodHighlight An InputMethodHighlight is used to describe the highlight attributes of text being composed.
class	InputSubset Defines additional Unicode subsets for use by input methods.

Uses of Object in java.awt.image

Subclasses of Object in java.awt.image

class	AffineTransformOp This class uses an affine transform to perform a linear mapping from 2D coordinates in the source image or Raster to 2D coordinates in the destination image or Raster.
class	AreaAveragingScaleFilter An ImageFilter class for scaling images using a simple area averaging algorithm that produces smoother results than the nearest neighbor algorithm.
class	BandCombineOp This class performs an arbitrary linear combination of the bands in a Raster, using a specified matrix.
class	BandedSampleModel This class represents image data which is stored in a band interleaved fashion and for which each sample of a pixel occupies one data element of the DataBuffer.
class	BufferedImage The BufferedImage subclass describes an Image with an accessible buffer of image data.
class	BufferedImageFilter The BufferedImageFilter class subclasses an ImageFilter to provide a simple means of using a single-source/single-destination image operator (BufferedImageOp) to filter a BufferedImage in the Image Producer/Consumer/Observer paradigm.
class	BufferStrategy The BufferStrategy class represents the mechanism with which to organize complex memory on a particular Canvas or Window.
class	ByteLookupTable This class defines a lookup table object.
class	ColorConvertOp This class performs a pixel-by-pixel color conversion of the data in the source image.
class	ColorModel The ColorModel abstract class encapsulates the methods for translating a pixel value to color components (for example, red, green, and blue) and an alpha component.
class	ComponentColorModel A ColorModel class that works with pixel values that represent color and alpha information as separate samples and that store each sample in a separate data element.
class	ComponentSampleModel This class represents image data which is stored such that each sample of a pixel occupies one data element of the DataBuffer.
class	ConvolveOp This class implements a convolution from the source to the destination.
class	CropImageFilter An ImageFilter class for cropping images.
class	DataBuffer This class exists to wrap one or more data arrays.
class	DataBufferByte This class extends DataBuffer and stores data internally as bytes.
class	DataBufferDouble This class extends DataBuffer and stores data internally in double form.
class	DataBufferFloat This class extends DataBuffer and stores data internally in float form.
class	DataBufferInt This class extends DataBuffer and stores data internally as integers.
class	DataBufferShort This class extends DataBuffer and stores data internally as shorts.
class	DataBufferUShort This class extends DataBuffer and stores data internally as shorts.
class	DirectColorModel The DirectColorModel class is a ColorModel class that works with pixel values that represent RGB color and alpha information as separate samples and that pack all samples for a single pixel into a single int, short, or byte quantity.
class	FilteredImageSource This class is an implementation of the ImageProducer interface which takes an existing image and a filter object and uses them to produce image data for a new filtered version of the original image.
class	ImageFilter This class implements a filter for the set of interface methods that are used to deliver data from an ImageProducer to an ImageConsumer.
class	ImagingOpException The ImagingOpException is thrown if one of the BufferedImageOp or RasterOp filter methods cannot process the image.
class	IndexColorModel The IndexColorModel class is a ColorModel class that works with pixel values consisting of a single sample which is an index into a fixed colormap in the default sRGB ColorSpace.
class	Kernel The Kernel class defines a matrix that describes how a specified pixel and its surrounding pixels affect the value computed for the pixel's position in the output image of a filtering operation.
class	LookupOp This class implements a lookup operation from the source to the destination.
class	LookupTable This abstract class defines a lookup table object.
class	MemoryImageSource This class is an implementation of the ImageProducer interface which uses an array to produce pixel values for an Image.
class	MultiPixelPackedSampleModel The MultiPixelPackedSampleModel class represents one-banded images and can pack multiple one-sample pixels into one data element.
class	PackedColorModel The PackedColorModel class is an abstract ColorModel class that works with pixel values which represent color and alpha information as separate samples and which pack all samples for a single pixel into a single int, short, or byte quantity.
class	PixelGrabber The PixelGrabber class implements an ImageConsumer which can be attached to an Image or ImageProducer object to retrieve a subset of the pixels in that image.
class	PixelInterleavedSampleModel This class represents image data which is stored in a pixel interleaved fashion and for which each sample of a pixel occupies one data element of the DataBuffer.
class	Raster A class representing a rectangular array of pixels.
class	RasterFormatException The RasterFormatException is thrown if there is invalid layout information in the Raster.
class	ReplicateScaleFilter An ImageFilter class for scaling images using the simplest algorithm.
class	RescaleOp This class performs a pixel-by-pixel rescaling of the data in the source image by multiplying the sample values for each pixel by a scale factor and then adding an offset.
class	RGBImageFilter This class provides an easy way to create an ImageFilter which modifies the pixels of an image in the default RGB ColorModel.
class	SampleModel This abstract class defines an interface for extracting samples of pixels in an image.
class	ShortLookupTable This class defines a lookup table object.
class	SinglePixelPackedSampleModel This class represents pixel data packed such that the N samples which make up a single pixel are stored in a single data array element, and each data data array element holds samples for only one pixel.
class	VolatileImage VolatileImage is an image which can lose its contents at any time due to circumstances beyond the control of the application (e.g., situations caused by the operating system or by other applications).
class	WritableRaster This class extends Raster to provide pixel writing capabilities.

Uses of Object in java.awt.image.renderable

Subclasses of Object in java.awt.image.renderable

class	ParameterBlock A ParameterBlock encapsulates all the information about sources and parameters (Objects) required by a RenderableImageOp, or other classes that process images.
class	RenderableImageOp This class handles the renderable aspects of an operation with help from its associated instance of a ContextualRenderedImageFactory.
class	RenderableImageProducer An adapter class that implements ImageProducer to allow the asynchronous production of a RenderableImage.
class	RenderContext A RenderContext encapsulates the information needed to produce a specific rendering from a RenderableImage.

Uses of Object in java.awt.print

Subclasses of Object in java.awt.print

class	Book The Book class provides a representation of a document in which pages may have different page formats and page painters.
class	PageFormat The PageFormat class describes the size and orientation of a page to be printed.
class	Paper The Paper class describes the physical characteristics of a piece of paper.
class	PrinterAbortException The PrinterAbortException class is a subclass of PrinterException and is used to indicate that a user or application has terminated the print job while it was in the process of printing.
class	PrinterException The PrinterException class and its subclasses are used to indicate that an exceptional condition has occurred in the print system.
class	PrinterIOException The PrinterIOException class is a subclass of PrinterException and is used to indicate that an IO error of some sort has occurred while printing.
class	PrinterJob The PrinterJob class is the principal class that controls printing.

Uses of Object in java.beans

Subclasses of Object in java.beans

class	BeanDescriptor A BeanDescriptor provides global information about a "bean", including its Java class, its displayName, etc.
class	Beans This class provides some general purpose beans control methods.
class	DefaultPersistenceDelegate The DefaultPersistenceDelegate is a concrete implementation of the abstract PersistenceDelegate class and is the delegate used by default for classes about which no information is available.
class	Encoder An Encoder is a class which can be used to create files or streams that encode the state of a collection of JavaBeans in terms of their public APIs.
class	EventHandler The EventHandler class provides support for dynamically generating event listeners whose methods execute a simple statement involving an incoming event object and a target object.
class	EventSetDescriptor An EventSetDescriptor describes a group of events that a given Java bean fires.
class	Expression An Expression object represents a primitive expression in which a single method is applied to a target and a set of arguments to return a result - as in "a.getFoo()".
class	FeatureDescriptor The FeatureDescriptor class is the common baseclass for PropertyDescriptor, EventSetDescriptor, and MethodDescriptor, etc.
class	IndexedPropertyDescriptor An IndexedPropertyDescriptor describes a property that acts like an array and has an indexed read and/or indexed write method to access specific elements of the array.
class	IntrospectionException Thrown when an exception happens during Introspection.
class	Introspector The Introspector class provides a standard way for tools to learn about the properties, events, and methods supported by a target Java Bean.
class	MethodDescriptor A MethodDescriptor describes a particular method that a Java Bean supports for external access from other components.
class	ParameterDescriptor The ParameterDescriptor class allows bean implementors to provide additional information on each of their parameters, beyond the low level type information provided by the java.lang.reflect.Method class.
class	PersistenceDelegate The PersistenceDelegate class takes the responsibility for expressing the state of an instance of a given class in terms of the methods in the class's public API.
class	PropertyChangeEvent A "PropertyChange" event gets delivered whenever a bean changes a "bound" or "constrained" property.
class	PropertyChangeListenerProxy A class which extends the EventListenerProxy specifically for adding a named PropertyChangeListener.
class	PropertyChangeSupport This is a utility class that can be used by beans that support bound properties.
class	PropertyDescriptor A PropertyDescriptor describes one property that a Java Bean exports via a pair of accessor methods.
class	PropertyEditorManager The PropertyEditorManager can be used to locate a property editor for any given type name.
class	PropertyEditorSupport This is a support class to help build property editors.
class	PropertyVetoException A PropertyVetoException is thrown when a proposed change to a property represents an unacceptable value.
class	SimpleBeanInfo This is a support class to make it easier for people to provide BeanInfo classes.
class	Statement A Statement object represents a primitive statement in which a single method is applied to a target and a set of arguments - as in "a.setFoo(b)".
class	VetoableChangeListenerProxy A class which extends the EventListenerProxy specifically for associating a VetoableChangeListener with a "constrained" property.
class	VetoableChangeSupport This is a utility class that can be used by beans that support constrained properties.
class	XMLDecoder The XMLDecoder class is used to read XML documents created using the XMLEncoder and is used just like the ObjectInputStream.
class	XMLEncoder The XMLEncoder class is a complementary alternative to the ObjectOutputStream and can used to generate a textual representation of a JavaBean in the same way that the ObjectOutputStream can be used to create binary representation of Serializable objects.

Uses of Object in java.beans.beancontext

Subclasses of Object in java.beans.beancontext

class	BeanContextChildSupport This is a general support class to provide support for implementing the BeanContextChild protocol.
class	BeanContextEvent BeanContextEvent is the abstract root event class for all events emitted from, and pertaining to the semantics of, a BeanContext.
class	BeanContextMembershipEvent A BeanContextMembershipEvent encapsulates the list of children added to, or removed from, the membership of a particular BeanContext.
class	BeanContextServiceAvailableEvent This event type is used by the BeanContextServicesListener in order to identify the service being registered.
class	BeanContextServiceRevokedEvent This event type is used by the BeanContextServiceRevokedListener in order to identify the service being revoked.
class	BeanContextServicesSupport This helper class provides a utility implementation of the java.beans.beancontext.BeanContextServices interface.
protected class	BeanContextServicesSupport.BCSSChild
protected class	BeanContextServicesSupport.BCSSProxyServiceProvider
protected static class	BeanContextServicesSupport.BCSSServiceProvider subclasses may subclass this nested class to add behaviors for each BeanContextServicesProvider.
class	BeanContextSupport This helper class provides a utility implementation of the java.beans.beancontext.BeanContext interface.
protected class	BeanContextSupport.BCSChild
protected static class	BeanContextSupport.BCSIterator protected final subclass that encapsulates an iterator but implements a noop remove() method.

Uses of Object in java.io

Subclasses of Object in java.io

class	BufferedInputStream A BufferedInputStream adds functionality to another input stream-namely, the ability to buffer the input and to support the mark and reset methods.
class	BufferedOutputStream The class implements a buffered output stream.
class	BufferedReader Read text from a character-input stream, buffering characters so as to provide for the efficient reading of characters, arrays, and lines.
class	BufferedWriter Write text to a character-output stream, buffering characters so as to provide for the efficient writing of single characters, arrays, and strings.
class	ByteArrayInputStream A ByteArrayInputStream contains an internal buffer that contains bytes that may be read from the stream.
class	ByteArrayOutputStream This class implements an output stream in which the data is written into a byte array.
class	CharArrayReader This class implements a character buffer that can be used as a character-input stream.
class	CharArrayWriter This class implements a character buffer that can be used as an Writer.
class	CharConversionException Base class for character conversion exceptions.
class	DataInputStream A data input stream lets an application read primitive Java data types from an underlying input stream in a machine-independent way.
class	DataOutputStream A data output stream lets an application write primitive Java data types to an output stream in a portable way.
class	EOFException Signals that an end of file or end of stream has been reached unexpectedly during input.
class	File An abstract representation of file and directory pathnames.
class	FileDescriptor Instances of the file descriptor class serve as an opaque handle to the underlying machine-specific structure representing an open file, an open socket, or another source or sink of bytes.
class	FileInputStream A FileInputStream obtains input bytes from a file in a file system.
class	FileNotFoundException Signals that an attempt to open the file denoted by a specified pathname has failed.
class	FileOutputStream A file output stream is an output stream for writing data to a File or to a FileDescriptor.
class	FilePermission This class represents access to a file or directory.
class	FileReader Convenience class for reading character files.
class	FileWriter Convenience class for writing character files.
class	FilterInputStream A FilterInputStream contains some other input stream, which it uses as its basic source of data, possibly transforming the data along the way or providing additional functionality.
class	FilterOutputStream This class is the superclass of all classes that filter output streams.
class	FilterReader Abstract class for reading filtered character streams.
class	FilterWriter Abstract class for writing filtered character streams.
class	InputStream This abstract class is the superclass of all classes representing an input stream of bytes.
class	InputStreamReader An InputStreamReader is a bridge from byte streams to character streams: It reads bytes and decodes them into characters using a specified charset.
class	InterruptedIOException Signals that an I/O operation has been interrupted.
class	InvalidClassException Thrown when the Serialization runtime detects one of the following problems with a Class.
class	InvalidObjectException Indicates that one or more deserialized objects failed validation tests.
class	IOException Signals that an I/O exception of some sort has occurred.
class	LineNumberInputStream Deprecated. This class incorrectly assumes that bytes adequately represent characters. As of JDK 1.1, the preferred way to operate on character streams is via the new character-stream classes, which include a class for counting line numbers.
class	LineNumberReader A buffered character-input stream that keeps track of line numbers.
class	NotActiveException Thrown when serialization or deserialization is not active.
class	NotSerializableException Thrown when an instance is required to have a Serializable interface.
class	ObjectInputStream An ObjectInputStream deserializes primitive data and objects previously written using an ObjectOutputStream.
static class	ObjectInputStream.GetField Provide access to the persistent fields read from the input stream.
class	ObjectOutputStream An ObjectOutputStream writes primitive data types and graphs of Java objects to an OutputStream.
static class	ObjectOutputStream.PutField Provide programatic access to the persistent fields to be written to ObjectOutput.
class	ObjectStreamClass Serialization's descriptor for classes.
class	ObjectStreamException Superclass of all exceptions specific to Object Stream classes.
class	ObjectStreamField A description of a Serializable field from a Serializable class.
class	OptionalDataException Exception indicating the failure of an object read operation due to unread primitive data, or the end of data belonging to a serialized object in the stream.
class	OutputStream This abstract class is the superclass of all classes representing an output stream of bytes.
class	OutputStreamWriter An OutputStreamWriter is a bridge from character streams to byte streams: Characters written to it are encoded into bytes using a specified charset.
class	PipedInputStream A piped input stream should be connected to a piped output stream; the piped input stream then provides whatever data bytes are written to the piped output stream.
class	PipedOutputStream A piped output stream can be connected to a piped input stream to create a communications pipe.
class	PipedReader Piped character-input streams.
class	PipedWriter Piped character-output streams.
class	PrintStream A PrintStream adds functionality to another output stream, namely the ability to print representations of various data values conveniently.
class	PrintWriter Print formatted representations of objects to a text-output stream.
class	PushbackInputStream A PushbackInputStream adds functionality to another input stream, namely the ability to "push back" or "unread" one byte.
class	PushbackReader A character-stream reader that allows characters to be pushed back into the stream.
class	RandomAccessFile Instances of this class support both reading and writing to a random access file.
class	Reader Abstract class for reading character streams.
class	SequenceInputStream A SequenceInputStream represents the logical concatenation of other input streams.
class	SerializablePermission This class is for Serializable permissions.
class	StreamCorruptedException Thrown when control information that was read from an object stream violates internal consistency checks.
class	StreamTokenizer The StreamTokenizer class takes an input stream and parses it into "tokens", allowing the tokens to be read one at a time.
class	StringBufferInputStream Deprecated. This class does not properly convert characters into bytes. As of JDK 1.1, the preferred way to create a stream from a string is via the StringReader class.
class	StringReader A character stream whose source is a string.
class	StringWriter A character stream that collects its output in a string buffer, which can then be used to construct a string.
class	SyncFailedException Signals that a sync operation has failed.
class	UnsupportedEncodingException The Character Encoding is not supported.
class	UTFDataFormatException Signals that a malformed UTF-8 string has been read in a data input stream or by any class that implements the data input interface.
class	WriteAbortedException Signals that one of the ObjectStreamExceptions was thrown during a write operation.
class	Writer Abstract class for writing to character streams.

Uses of Object in java.lang

Subclasses of Object in java.lang

class	AbstractMethodError Thrown when an application tries to call an abstract method.
class	ArithmeticException Thrown when an exceptional arithmetic condition has occurred.
class	ArrayIndexOutOfBoundsException Thrown to indicate that an array has been accessed with an illegal index.
class	ArrayStoreException Thrown to indicate that an attempt has been made to store the wrong type of object into an array of objects.
class	AssertionError Thrown to indicate that an assertion has failed.
class	Boolean The Boolean class wraps a value of the primitive type boolean in an object.
class	Byte The Byte class wraps a value of primitive type byte in an object.
class	Character The Character class wraps a value of the primitive type char in an object.
static class	Character.Subset Instances of this class represent particular subsets of the Unicode character set.
static class	Character.UnicodeBlock A family of character subsets representing the character blocks in the Unicode specification.
class	Class Instances of the class Class represent classes and interfaces in a running Java application.
class	ClassCastException Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.
class	ClassCircularityError Thrown when a circularity has been detected while initializing a class.
class	ClassFormatError Thrown when the Java Virtual Machine attempts to read a class file and determines that the file is malformed or otherwise cannot be interpreted as a class file.
class	ClassLoader A class loader is an object that is responsible for loading classes.
class	ClassNotFoundException Thrown when an application tries to load in a class through its string name using: The forName method in class Class.
class	CloneNotSupportedException Thrown to indicate that the clone method in class Object has been called to clone an object, but that the object's class does not implement the Cloneable interface.
class	Compiler The Compiler class is provided to support Java-to-native-code compilers and related services.
class	Double The Double class wraps a value of the primitive type double in an object.
class	Error An Error is a subclass of Throwable that indicates serious problems that a reasonable application should not try to catch.
class	Exception The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.
class	ExceptionInInitializerError Signals that an unexpected exception has occurred in a static initializer.
class	Float The Float class wraps a value of primitive type float in an object.
class	IllegalAccessError Thrown if an application attempts to access or modify a field, or to call a method that it does not have access to.
class	IllegalAccessException An IllegalAccessException is thrown when an application tries to reflectively create an instance (other than an array), set or get a field, or invoke a method, but the currently executing method does not have access to the definition of the specified class, field, method or constructor.
class	IllegalArgumentException Thrown to indicate that a method has been passed an illegal or inappropriate argument.
class	IllegalMonitorStateException Thrown to indicate that a thread has attempted to wait on an object's monitor or to notify other threads waiting on an object's monitor without owning the specified monitor.
class	IllegalStateException Signals that a method has been invoked at an illegal or inappropriate time.
class	IllegalThreadStateException Thrown to indicate that a thread is not in an appropriate state for the requested operation.
class	IncompatibleClassChangeError Thrown when an incompatible class change has occurred to some class definition.
class	IndexOutOfBoundsException Thrown to indicate that an index of some sort (such as to an array, to a string, or to a vector) is out of range.
class	InheritableThreadLocal This class extends ThreadLocal to provide inheritance of values from parent thread to child thread: when a child thread is created, the child receives initial values for all inheritable thread-local variables for which the parent has values.
class	InstantiationError Thrown when an application tries to use the Java new construct to instantiate an abstract class or an interface.
class	InstantiationException Thrown when an application tries to create an instance of a class using the newInstance method in class Class, but the specified class object cannot be instantiated because it is an interface or is an abstract class.
class	Integer The Integer class wraps a value of the primitive type int in an object.
class	InternalError Thrown to indicate some unexpected internal error has occurred in the Java Virtual Machine.
class	InterruptedException Thrown when a thread is waiting, sleeping, or otherwise paused for a long time and another thread interrupts it using the interrupt method in class Thread.
class	LinkageError Subclasses of LinkageError indicate that a class has some dependency on another class; however, the latter class has incompatibly changed after the compilation of the former class.
class	Long The Long class wraps a value of the primitive type long in an object.
class	Math The class Math contains methods for performing basic numeric operations such as the elementary exponential, logarithm, square root, and trigonometric functions.
class	NegativeArraySizeException Thrown if an application tries to create an array with negative size.
class	NoClassDefFoundError Thrown if the Java Virtual Machine or a ClassLoader instance tries to load in the definition of a class (as part of a normal method call or as part of creating a new instance using the new expression) and no definition of the class could be found.
class	NoSuchFieldError Thrown if an application tries to access or modify a specified field of an object, and that object no longer has that field.
class	NoSuchFieldException Signals that the class doesn't have a field of a specified name.
class	NoSuchMethodError Thrown if an application tries to call a specified method of a class (either static or instance), and that class no longer has a definition of that method.
class	NoSuchMethodException Thrown when a particular method cannot be found.
class	NullPointerException Thrown when an application attempts to use null in a case where an object is required.
class	Number The abstract class Number is the superclass of classes BigDecimal, BigInteger, Byte, Double, Float, Integer, Long, and Short.
class	NumberFormatException Thrown to indicate that the application has attempted to convert a string to one of the numeric types, but that the string does not have the appropriate format.
class	OutOfMemoryError Thrown when the Java Virtual Machine cannot allocate an object because it is out of memory, and no more memory could be made available by the garbage collector.
class	Package Package objects contain version information about the implementation and specification of a Java package.
class	Process The Runtime.exec methods create a native process and return an instance of a subclass of Process that can be used to control the process and obtain information about it.
class	Runtime Every Java application has a single instance of class Runtime that allows the application to interface with the environment in which the application is running.
class	RuntimeException RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.
class	RuntimePermission This class is for runtime permissions.
class	SecurityException Thrown by the security manager to indicate a security violation.
class	SecurityManager The security manager is a class that allows applications to implement a security policy.
class	Short The Short class wraps a value of primitive type short in an object.
class	StackOverflowError Thrown when a stack overflow occurs because an application recurses too deeply.
class	StackTraceElement An element in a stack trace, as returned by Throwable.getStackTrace().
class	StrictMath The class StrictMath contains methods for performing basic numeric operations such as the elementary exponential, logarithm, square root, and trigonometric functions.
class	String The String class represents character strings.
class	StringBuffer A string buffer implements a mutable sequence of characters.
class	StringIndexOutOfBoundsException Thrown by String methods to indicate that an index is either negative or greater than the size of the string.
class	System The System class contains several useful class fields and methods.
class	Thread A thread is a thread of execution in a program.
class	ThreadDeath An instance of ThreadDeath is thrown in the victim thread when the stop method with zero arguments in class Thread is called.
class	ThreadGroup A thread group represents a set of threads.
class	ThreadLocal This class provides thread-local variables.
class	Throwable The Throwable class is the superclass of all errors and exceptions in the Java language.
class	UnknownError Thrown when an unknown but serious exception has occurred in the Java Virtual Machine.
class	UnsatisfiedLinkError Thrown if the Java Virtual Machine cannot find an appropriate native-language definition of a method declared native.
class	UnsupportedClassVersionError Thrown when the Java Virtual Machine attempts to read a class file and determines that the major and minor version numbers in the file are not supported.
class	UnsupportedOperationException Thrown to indicate that the requested operation is not supported.
class	VerifyError Thrown when the "verifier" detects that a class file, though well formed, contains some sort of internal inconsistency or security problem.
class	VirtualMachineError Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.
class	Void The Void class is an uninstantiable placeholder class to hold a reference to the Class object representing the Java keyword void.

Uses of Object in java.lang.ref

Subclasses of Object in java.lang.ref

class	PhantomReference Phantom reference objects, which are enqueued after the collector determines that their referents may otherwise be reclaimed.
class	Reference Abstract base class for reference objects.
class	ReferenceQueue Reference queues, to which registered reference objects are appended by the garbage collector after the appropriate reachability changes are detected.
class	SoftReference Soft reference objects, which are cleared at the discretion of the garbage collector in response to memory demand.
class	WeakReference Weak reference objects, which do not prevent their referents from being made finalizable, finalized, and then reclaimed.

Uses of Object in java.lang.reflect

Subclasses of Object in java.lang.reflect

class	AccessibleObject The AccessibleObject class is the base class for Field, Method and Constructor objects.
class	Array The Array class provides static methods to dynamically create and access Java arrays.
class	Constructor Constructor provides information about, and access to, a single constructor for a class.
class	Field A Field provides information about, and dynamic access to, a single field of a class or an interface.
class	InvocationTargetException InvocationTargetException is a checked exception that wraps an exception thrown by an invoked method or constructor.
class	Method A Method provides information about, and access to, a single method on a class or interface.
class	Modifier The Modifier class provides static methods and constants to decode class and member access modifiers.
class	Proxy Proxy provides static methods for creating dynamic proxy classes and instances, and it is also the superclass of all dynamic proxy classes created by those methods.
class	ReflectPermission The Permission class for reflective operations.
class	UndeclaredThrowableException Thrown by a method invocation on a proxy instance if its invocation handler's invoke method throws a checked exception (a Throwable that is not assignable to RuntimeException or Error) that is not assignable to any of the exception types declared in the throws clause of the method that was invoked on the proxy instance and dispatched to the invocation handler.

Uses of Object in java.math

Subclasses of Object in java.math

class	BigDecimal Immutable, arbitrary-precision signed decimal numbers.
class	BigInteger Immutable arbitrary-precision integers.

Uses of Object in java.net

Subclasses of Object in java.net

class	Authenticator The class Authenticator represents an object that knows how to obtain authentication for a network connection.
class	BindException Signals that an error occurred while attempting to bind a socket to a local address and port.
class	ContentHandler The abstract class ContentHandler is the superclass of all classes that read an Object from a URLConnection.
class	DatagramPacket This class represents a datagram packet.
class	DatagramSocket This class represents a socket for sending and receiving datagram packets.
class	DatagramSocketImpl Abstract datagram and multicast socket implementation base class.
class	HttpURLConnection A URLConnection with support for HTTP-specific features.
class	Inet4Address This class represents an Internet Protocol version 4 (IPv4) address.
class	Inet6Address This class represents an Internet Protocol version 6 (IPv6) address.
class	InetAddress This class represents an Internet Protocol (IP) address.
class	InetSocketAddress This class implements an IP Socket Address (IP address + port number) It can also be a pair (hostname + port number), in which case an attempt will be made to resolve the hostname.
class	JarURLConnection A URL Connection to a Java ARchive (JAR) file or an entry in a JAR file.
class	MalformedURLException Thrown to indicate that a malformed URL has occurred.
class	MulticastSocket The multicast datagram socket class is useful for sending and receiving IP multicast packets.
class	NetPermission This class is for various network permissions.
class	NetworkInterface This class represents a Network Interface made up of a name, and a list of IP addresses assigned to this interface.
class	NoRouteToHostException Signals that an error occurred while attempting to connect a socket to a remote address and port.
class	PasswordAuthentication The class PasswordAuthentication is a data holder that is used by Authenticator.
class	PortUnreachableException Signals that an ICMP Port Unreachable message has been received on a connected datagram.
class	ProtocolException Thrown to indicate that there is an error in the underlying protocol, such as a TCP error.
class	ServerSocket This class implements server sockets.
class	Socket This class implements client sockets (also called just "sockets").
class	SocketAddress This class represents a Socket Address with no protocol attachment.
class	SocketException Thrown to indicate that there is an error in the underlying protocol, such as a TCP error.
class	SocketImpl The abstract class SocketImpl is a common superclass of all classes that actually implement sockets.
class	SocketPermission This class represents access to a network via sockets.
class	SocketTimeoutException Signals that a timeout has occurred on a socket read or accept.
class	UnknownHostException Thrown to indicate that the IP address of a host could not be determined.
class	UnknownServiceException Thrown to indicate that an unknown service exception has occurred.
class	URI Represents a Uniform Resource Identifier (URI) reference.
class	URISyntaxException Checked exception thrown to indicate that a string could not be parsed as a URI reference.
class	URL Class URL represents a Uniform Resource Locator, a pointer to a "resource" on the World Wide Web.
class	URLClassLoader This class loader is used to load classes and resources from a search path of URLs referring to both JAR files and directories.
class	URLConnection The abstract class URLConnection is the superclass of all classes that represent a communications link between the application and a URL.
class	URLDecoder Utility class for HTML form decoding.
class	URLEncoder Utility class for HTML form encoding.
class	URLStreamHandler The abstract class URLStreamHandler is the common superclass for all stream protocol handlers.

Uses of Object in java.nio

Subclasses of Object in java.nio

class	Buffer A container for data of a specific primitive type.
class	BufferOverflowException Unchecked exception thrown when a relative put operation reaches the target buffer's limit.
class	BufferUnderflowException Unchecked exception thrown when a relative get operation reaches the source buffer's limit.
class	ByteBuffer A byte buffer.
class	ByteOrder A typesafe enumeration for byte orders.
class	CharBuffer A character buffer.
class	DoubleBuffer A double buffer.
class	FloatBuffer A float buffer.
class	IntBuffer An int buffer.
class	InvalidMarkException Unchecked exception thrown when an attempt is made to reset a buffer when its mark is not defined.
class	LongBuffer A long buffer.
class	MappedByteBuffer A direct byte buffer whose content is a memory-mapped region of a file.
class	ReadOnlyBufferException Unchecked exception thrown when a content-mutation method such as put or compact is invoked upon a read-only buffer.
class	ShortBuffer A short buffer.

Uses of Object in java.nio.channels

Subclasses of Object in java.nio.channels

class	AlreadyConnectedException Unchecked exception thrown when an attempt is made to connect a SocketChannel that is already connected.
class	AsynchronousCloseException Checked exception received by a thread when another thread closes the channel or the part of the channel upon which it is blocked in an I/O operation.
class	CancelledKeyException Unchecked exception thrown when an attempt is made to use a selection key that is no longer valid.
class	Channels Utility methods for channels and streams.
class	ClosedByInterruptException Checked exception received by a thread when another thread interrupts it while it is blocked in an I/O operation upon a channel.
class	ClosedChannelException Checked exception thrown when an attempt is made to invoke or complete an I/O operation upon channel that is closed, or at least closed to that operation.
class	ClosedSelectorException Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a closed selector.
class	ConnectionPendingException Unchecked exception thrown when an attempt is made to connect a SocketChannel for which a non-blocking connection operation is already in progress.
class	DatagramChannel A selectable channel for datagram-oriented sockets.
class	FileChannel A channel for reading, writing, mapping, and manipulating a file.
static class	FileChannel.MapMode A typesafe enumeration for file-mapping modes.
class	FileLock A token representing a lock on a region of a file.
class	FileLockInterruptionException Checked exception received by a thread when another thread interrupts it while it is waiting to acquire a file lock.
class	IllegalBlockingModeException Unchecked exception thrown when a blocking-mode-specific operation is invoked upon a channel in the incorrect blocking mode.
class	IllegalSelectorException Unchecked exception thrown when an attempt is made to register a channel with a selector that was not created by the provider that created the channel.
class	NoConnectionPendingException Unchecked exception thrown when the finishConnect method of a SocketChannel is invoked without first successfully invoking its connect method.
class	NonReadableChannelException Unchecked exception thrown when an attempt is made to read from a channel that was not originally opened for reading.
class	NonWritableChannelException Unchecked exception thrown when an attempt is made to write to a channel that was not originally opened for writing.
class	NotYetBoundException Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a server socket channel that is not yet bound.
class	NotYetConnectedException Unchecked exception thrown when an attempt is made to invoke an I/O operation upon a socket channel that is not yet connected.
class	OverlappingFileLockException Unchecked exception thrown when an attempt is made to acquire a lock on a region of a file that overlaps a region already locked by the same Java virtual machine, or when another thread is already waiting to lock an overlapping region of the same file.
class	Pipe A pair of channels that implements a unidirectional pipe.
static class	Pipe.SinkChannel A channel representing the writable end of a Pipe.
static class	Pipe.SourceChannel A channel representing the readable end of a Pipe.
class	SelectableChannel A channel that can be multiplexed via a Selector.
class	SelectionKey A token representing the registration of a SelectableChannel with a Selector.
class	Selector A multiplexor of SelectableChannel objects.
class	ServerSocketChannel A selectable channel for stream-oriented listening sockets.
class	SocketChannel A selectable channel for stream-oriented connecting sockets.
class	UnresolvedAddressException Unchecked exception thrown when an attempt is made to invoke a network operation upon an unresolved socket address.
class	UnsupportedAddressTypeException Unchecked exception thrown when an attempt is made to bind or connect to a socket address of a type that is not supported.

Uses of Object in java.nio.channels.spi

Subclasses of Object in java.nio.channels.spi

class	AbstractInterruptibleChannel Base implementation class for interruptible channels.
class	AbstractSelectableChannel Base implementation class for selectable channels.
class	AbstractSelectionKey Base implementation class for selection keys.
class	AbstractSelector Base implementation class for selectors.
class	SelectorProvider Service-provider class for selectors and selectable channels.

Uses of Object in java.nio.charset

Subclasses of Object in java.nio.charset

class	CharacterCodingException Checked exception thrown when a character encoding or decoding error occurs.
class	Charset A named mapping between sequences of sixteen-bit Unicode characters and sequences of bytes.
class	CharsetDecoder An engine that can transform a sequence of bytes in a specific charset into a sequence of sixteen-bit Unicode characters.
class	CharsetEncoder An engine that can transform a sequence of sixteen-bit Unicode characters into a sequence of bytes in a specific charset.
class	CoderMalfunctionError Error thrown when the decodeLoop method of a CharsetDecoder, or the encodeLoop method of a CharsetEncoder, throws an unexpected exception.
class	CoderResult A description of the result state of a coder.
class	CodingErrorAction A typesafe enumeration for coding-error actions.
class	IllegalCharsetNameException Unchecked exception thrown when a string that is not a legal charset name is used as such.
class	MalformedInputException Checked exception thrown when an input byte sequence is not legal for given charset, or an input character sequence is not a legal sixteen-bit Unicode sequence.
class	UnmappableCharacterException Checked exception thrown when an input character (or byte) sequence is valid but cannot be mapped to an output byte (or character) sequence.
class	UnsupportedCharsetException Unchecked exception thrown when no support is available for a requested charset.

Uses of Object in java.nio.charset.spi

Subclasses of Object in java.nio.charset.spi

class

CharsetProvider Charset service-provider class.

Uses of Object in java.rmi

Subclasses of Object in java.rmi

class	AccessException An AccessException is thrown by certain methods of the java.rmi.Naming class (specifically bind, rebind, and unbind) and methods of the java.rmi.activation.ActivationSystem interface to indicate that the caller does not have permission to perform the action requested by the method call.
class	AlreadyBoundException An AlreadyBoundException is thrown if an attempt is made to bind an object in the registry to a name that already has an associated binding.
class	ConnectException A ConnectException is thrown if a connection is refused to the remote host for a remote method call.
class	ConnectIOException A ConnectIOException is thrown if an IOException occurs while making a connection to the remote host for a remote method call.
class	MarshalException A MarshalException is thrown if a java.io.IOException occurs while marshalling the remote call header, arguments or return value for a remote method call.
class	MarshalledObject A MarshalledObject contains a byte stream with the serialized representation of an object given to its constructor.
class	Naming The Naming class provides methods for storing and obtaining references to remote objects in the remote object registry.
class	NoSuchObjectException A NoSuchObjectException is thrown if an attempt is made to invoke a method on an object that no longer exists in the remote virtual machine.
class	NotBoundException A NotBoundException is thrown if an attempt is made to lookup or unbind in the registry a name that has no associated binding.
class	RemoteException A RemoteException is the common superclass for a number of communication-related exceptions that may occur during the execution of a remote method call.
class	RMISecurityException Deprecated. Use SecurityException instead. Application code should never directly reference this class, and RMISecurityManager no longer throws this subclass of java.lang.SecurityException.
class	RMISecurityManager RMISecurityManager provides an example security manager for use by RMI applications that use downloaded code.
class	ServerError A ServerError is thrown as a result of a remote method invocation when an Error is thrown while processing the invocation on the server, either while unmarshalling the arguments, executing the remote method itself, or marshalling the return value.
class	ServerException A ServerException is thrown as a result of a remote method invocation when a RemoteException is thrown while processing the invocation on the server, either while unmarshalling the arguments, executing the remote method itself, or marshalling the return value.
class	ServerRuntimeException Deprecated. no replacement
class	StubNotFoundException A StubNotFoundException is thrown if a valid stub class could not be found for a remote object when it is exported.
class	UnexpectedException An UnexpectedException is thrown if the client of a remote method call receives, as a result of the call, a checked exception that is not among the checked exception types declared in the throws clause of the method in the remote interface.
class	UnmarshalException An UnmarshalException can be thrown while unmarshalling the parameters or results of a remote method call if any of the following conditions occur: if an exception occurs while unmarshalling the call header if the protocol for the return value is invalid if a java.io.IOException occurs unmarshalling parameters (on the server side) or the return value (on the client side).

Uses of Object in java.rmi.activation

Subclasses of Object in java.rmi.activation

class	Activatable The Activatable class provides support for remote objects that require persistent access over time and that can be activated by the system.
class	ActivateFailedException This exception is thrown by the RMI runtime when activation fails during a remote call to an activatable object.
class	ActivationDesc An activation descriptor contains the information necessary to activate an object: the object's group identifier, the object's fully-qualified class name, the object's code location (the location of the class), a codebase URL path, the object's restart "mode", and, a "marshalled" object that can contain object specific initialization data.
class	ActivationException General exception used by the activation interfaces.
class	ActivationGroup An ActivationGroup is responsible for creating new instances of "activatable" objects in its group, informing its ActivationMonitor when either: its object's become active or inactive, or the group as a whole becomes inactive.
class	ActivationGroup_Stub
class	ActivationGroupDesc An activation group descriptor contains the information necessary to create/recreate an activation group in which to activate objects.
static class	ActivationGroupDesc.CommandEnvironment Startup options for ActivationGroup implementations.
class	ActivationGroupID The identifier for a registered activation group serves several purposes: identifies the group uniquely within the activation system, and contains a reference to the group's activation system so that the group can contact its activation system when necessary.
class	ActivationID Activation makes use of special identifiers to denote remote objects that can be activated over time.
class	UnknownGroupException An UnknownGroupException is thrown by methods of classes and interfaces in the java.rmi.activation package when the ActivationGroupID parameter to the method is determined to be invalid, i.e., not known by the ActivationSystem.
class	UnknownObjectException An UnknownObjectException is thrown by methods of classes and interfaces in the java.rmi.activation package when the ActivationID parameter to the method is determined to be invalid.

Uses of Object in java.rmi.dgc

Subclasses of Object in java.rmi.dgc

class	Lease A lease contains a unique VM identifier and a lease duration.
class	VMID A VMID is a identifier that is unique across all Java virtual machines.

Uses of Object in java.rmi.registry

Subclasses of Object in java.rmi.registry

class

LocateRegistry LocateRegistry is used to obtain a reference to a bootstrap remote object registry on a particular host (including the local host), or to create a remote object registry that accepts calls on a specific port.

Uses of Object in java.rmi.server

Subclasses of Object in java.rmi.server

class	ExportException An ExportException is a RemoteException thrown if an attempt to export a remote object fails.
class	LogStream Deprecated. no replacement
class	ObjID An ObjID is used to identify a remote object exported to an RMI runtime.
class	Operation Deprecated. no replacement
class	RemoteObject The RemoteObject class implements the java.lang.Object behavior for remote objects.
class	RemoteServer The RemoteServer class is the common superclass to server implementations and provides the framework to support a wide range of remote reference semantics.
class	RemoteStub The RemoteStub class is the common superclass to client stubs and provides the framework to support a wide range of remote reference semantics.
class	RMIClassLoader RMIClassLoader comprises static methods to support dynamic class loading with RMI.
class	RMIClassLoaderSpi RMIClassLoaderSpi is the service provider interface for RMIClassLoader.
class	RMISocketFactory An RMISocketFactory instance is used by the RMI runtime in order to obtain client and server sockets for RMI calls.
class	ServerCloneException A ServerCloneException is thrown if a remote exception occurs during the cloning of a UnicastRemoteObject.
class	ServerNotActiveException An ServerNotActiveException is an Exception thrown during a call to RemoteServer.getClientHost if the getClientHost method is called outside of servicing a remote method call.
class	SkeletonMismatchException Deprecated. no replacement. Skeletons are no longer required for remote method calls in the Java 2 platform v1.2 and greater.
class	SkeletonNotFoundException Deprecated. no replacement. Skeletons are no longer required for remote method calls in the Java 2 platform v1.2 and greater.
class	SocketSecurityException A SocketSecurityException is thrown during remote object export if the code exporting the remote object (either by construction or by explicit call to the exportObject method of UnicastRemoteObject or java.rmi.activation.Activatable) does not have permission to create a java.net.ServerSocket on the port number specified during remote object export.
class	UID A UID represents an identifier that is unique over time with respect to the host it is generated on, or one of 216 "well-known" identifiers.
class	UnicastRemoteObject The UnicastRemoteObject class defines a non-replicated remote object whose references are valid only while the server process is alive.

Uses of Object in java.security

Subclasses of Object in java.security

class	AccessControlContext An AccessControlContext is used to make system resource access decisions based on the context it encapsulates.
class	AccessControlException This exception is thrown by the AccessController to indicate that a requested access (to a critical system resource such as the file system or the network) is denied.
class	AccessController The AccessController class is used for access control operations and decisions.
class	AlgorithmParameterGenerator The AlgorithmParameterGenerator class is used to generate a set of parameters to be used with a certain algorithm.
class	AlgorithmParameterGeneratorSpi This class defines the Service Provider Interface (SPI) for the AlgorithmParameterGenerator class, which is used to generate a set of parameters to be used with a certain algorithm.
class	AlgorithmParameters This class is used as an opaque representation of cryptographic parameters.
class	AlgorithmParametersSpi This class defines the Service Provider Interface (SPI) for the AlgorithmParameters class, which is used to manage algorithm parameters.
class	AllPermission The AllPermission is a permission that implies all other permissions.
class	BasicPermission The BasicPermission class extends the Permission class, and can be used as the base class for permissions that want to follow the same naming convention as BasicPermission.
class	CodeSource This class extends the concept of a codebase to encapsulate not only the location (URL) but also the certificate(s) that were used to verify signed code originating from that location.
class	DigestException This is the generic Message Digest exception.
class	DigestInputStream A transparent stream that updates the associated message digest using the bits going through the stream.
class	DigestOutputStream A transparent stream that updates the associated message digest using the bits going through the stream.
class	GeneralSecurityException This is the general security exception class, which serves to group all the exception classes of the java.security package that extend from it.
class	GuardedObject A GuardedObject is an object that is used to protect access to another object.
class	Identity Deprecated. This class is no longer used. Its functionality has been replaced by java.security.KeyStore, the java.security.cert package, and java.security.Principal.
class	IdentityScope Deprecated. This class is no longer used. Its functionality has been replaced by java.security.KeyStore, the java.security.cert package, and java.security.Principal.
class	InvalidAlgorithmParameterException This is the exception for invalid or inappropriate algorithm parameters.
class	InvalidKeyException This is the exception for invalid Keys (invalid encoding, wrong length, uninitialized, etc).
class	InvalidParameterException This exception, designed for use by the JCA/JCE engine classes, is thrown when an invalid parameter is passed to a method.
class	KeyException This is the basic key exception.
class	KeyFactory Key factories are used to convert keys (opaque cryptographic keys of type Key) into key specifications (transparent representations of the underlying key material), and vice versa.
class	KeyFactorySpi This class defines the Service Provider Interface (SPI) for the KeyFactory class.
class	KeyManagementException This is the general key management exception for all operations dealing with key management.
class	KeyPair This class is a simple holder for a key pair (a public key and a private key).
class	KeyPairGenerator The KeyPairGenerator class is used to generate pairs of public and private keys.
class	KeyPairGeneratorSpi This class defines the Service Provider Interface (SPI) for the KeyPairGenerator class, which is used to generate pairs of public and private keys.
class	KeyStore This class represents an in-memory collection of keys and certificates.
class	KeyStoreException This is the generic KeyStore exception.
class	KeyStoreSpi This class defines the Service Provider Interface (SPI) for the KeyStore class.
class	MessageDigest This MessageDigest class provides applications the functionality of a message digest algorithm, such as MD5 or SHA.
class	MessageDigestSpi This class defines the Service Provider Interface (SPI) for the MessageDigest class, which provides the functionality of a message digest algorithm, such as MD5 or SHA.
class	NoSuchAlgorithmException This exception is thrown when a particular cryptographic algorithm is requested but is not available in the environment.
class	NoSuchProviderException This exception is thrown when a particular security provider is requested but is not available in the environment.
class	Permission Abstract class for representing access to a system resource.
class	PermissionCollection Abstract class representing a collection of Permission objects.
class	Permissions This class represents a heterogeneous collection of Permissions.
class	Policy This is an abstract class for representing the system security policy for a Java application environment (specifying which permissions are available for code from various sources).
class	PrivilegedActionException This exception is thrown by doPrivileged(PrivilegedExceptionAction) and doPrivileged(PrivilegedExceptionAction, AccessControlContext context) to indicate that the action being performed threw a checked exception.
class	ProtectionDomain This ProtectionDomain class encapsulates the characteristics of a domain, which encloses a set of classes whose instances are granted a set of permissions when being executed on behalf of a given set of Principals.
class	Provider This class represents a "provider" for the Java Security API, where a provider implements some or all parts of Java Security.
class	ProviderException A runtime exception for Provider exceptions (such as misconfiguration errors), which may be subclassed by Providers to throw specialized, provider-specific runtime errors.
class	SecureClassLoader This class extends ClassLoader with additional support for defining classes with an associated code source and permissions which are retrieved by the system policy by default.
class	SecureRandom This class provides a cryptographically strong pseudo-random number generator (PRNG).
class	SecureRandomSpi This class defines the Service Provider Interface (SPI) for the SecureRandom class.
class	Security This class centralizes all security properties and common security methods.
class	SecurityPermission This class is for security permissions.
class	Signature This Signature class is used to provide applications the functionality of a digital signature algorithm.
class	SignatureException This is the generic Signature exception.
class	SignatureSpi This class defines the Service Provider Interface (SPI) for the Signature class, which is used to provide the functionality of a digital signature algorithm.
class	SignedObject SignedObject is a class for the purpose of creating authentic runtime objects whose integrity cannot be compromised without being detected.
class	Signer Deprecated. This class is no longer used. Its functionality has been replaced by java.security.KeyStore, the java.security.cert package, and java.security.Principal.
class	UnrecoverableKeyException This exception is thrown if a key in the keystore cannot be recovered.
class	UnresolvedPermission The UnresolvedPermission class is used to hold Permissions that were "unresolved" when the Policy was initialized.

Uses of Object in java.security.acl

Subclasses of Object in java.security.acl

class	AclNotFoundException This is an exception that is thrown whenever a reference is made to a non-existent ACL (Access Control List).
class	LastOwnerException This is an exception that is thrown whenever an attempt is made to delete the last owner of an Access Control List.
class	NotOwnerException This is an exception that is thrown whenever the modification of an object (such as an Access Control List) is only allowed to be done by an owner of the object, but the Principal attempting the modification is not an owner.

Uses of Object in java.security.cert

Subclasses of Object in java.security.cert

class	Certificate Abstract class for managing a variety of identity certificates.
protected static class	Certificate.CertificateRep Alternate Certificate class for serialization.
class	CertificateFactory This class defines the functionality of a certificate factory, which is used to generate certificate, certification path (CertPath) and certificate revocation list (CRL) objects from their encodings.
class	CertificateFactorySpi This class defines the Service Provider Interface (SPI) for the CertificateFactory class.
class	CertPath An immutable sequence of certificates (a certification path).
protected static class	CertPath.CertPathRep Alternate CertPath class for serialization.
class	CertPathBuilder A class for building certification paths (also known as certificate chains).
class	CertPathBuilderException An exception indicating one of a variety of problems encountered when building a certification path with a CertPathBuilder.
class	CertPathBuilderSpi The Service Provider Interface (SPI) for the CertPathBuilder class.
class	CertPathValidator A class for validating certification paths (also known as certificate chains).
class	CertPathValidatorException An exception indicating one of a variety of problems encountered when validating a certification path.
class	CertPathValidatorSpi The Service Provider Interface (SPI) for the CertPathValidator class.
class	CertStore A class for retrieving Certificates and CRLs from a repository.
class	CertStoreException An exception indicating one of a variety of problems retrieving certificates and CRLs from a CertStore.
class	CertStoreSpi The Service Provider Interface (SPI) for the CertStore class.
class	CollectionCertStoreParameters Parameters used as input for the Collection CertStore algorithm.
class	CRL This class is an abstraction of certificate revocation lists (CRLs) that have different formats but important common uses.
class	CRLException CRL (Certificate Revocation List) Exception.
class	LDAPCertStoreParameters Parameters used as input for the LDAP CertStore algorithm.
class	PKIXBuilderParameters Parameters used as input for the PKIX CertPathBuilder algorithm.
class	PKIXCertPathBuilderResult This class represents the successful result of the PKIX certification path builder algorithm.
class	PKIXCertPathChecker An abstract class that performs one or more checks on an X509Certificate.
class	PKIXCertPathValidatorResult This class represents the successful result of the PKIX certification path validation algorithm.
class	PKIXParameters Parameters used as input for the PKIX CertPathValidator algorithm.
class	PolicyQualifierInfo An immutable policy qualifier represented by the ASN.1 PolicyQualifierInfo structure.
class	TrustAnchor A trust anchor or most-trusted Certification Authority (CA).
class	X509Certificate Abstract class for X.509 certificates.
class	X509CertSelector A CertSelector that selects X509Certificates that match all specified criteria.
class	X509CRL Abstract class for an X.509 Certificate Revocation List (CRL).
class	X509CRLEntry Abstract class for a revoked certificate in a CRL (Certificate Revocation List).
class	X509CRLSelector A CRLSelector that selects X509CRLs that match all specified criteria.

Uses of Object in java.security.spec

Subclasses of Object in java.security.spec

class	DSAParameterSpec This class specifies the set of parameters used with the DSA algorithm.
class	DSAPrivateKeySpec This class specifies a DSA private key with its associated parameters.
class	DSAPublicKeySpec This class specifies a DSA public key with its associated parameters.
class	EncodedKeySpec This class represents a public or private key in encoded format.
class	InvalidKeySpecException This is the exception for invalid key specifications.
class	InvalidParameterSpecException This is the exception for invalid parameter specifications.
class	PKCS8EncodedKeySpec This class represents the ASN.1 encoding of a private key, encoded according to the ASN.1 type PrivateKeyInfo.
class	PSSParameterSpec This class specifies a parameter spec for RSA PSS encoding scheme, as defined in the PKCS#1 v2.1.
class	RSAKeyGenParameterSpec This class specifies the set of parameters used to generate an RSA key pair.
class	RSAMultiPrimePrivateCrtKeySpec This class specifies an RSA multi-prime private key, as defined in the PKCS#1 v2.1, using the Chinese Remainder Theorem (CRT) information values for efficiency.
class	RSAOtherPrimeInfo This class represents the triplet (prime, exponent, and coefficient) inside RSA's OtherPrimeInfo structure, as defined in the PKCS#1 v2.1.
class	RSAPrivateCrtKeySpec This class specifies an RSA private key, as defined in the PKCS#1 standard, using the Chinese Remainder Theorem (CRT) information values for efficiency.
class	RSAPrivateKeySpec This class specifies an RSA private key.
class	RSAPublicKeySpec This class specifies an RSA public key.
class	X509EncodedKeySpec This class represents the ASN.1 encoding of a public key, encoded according to the ASN.1 type SubjectPublicKeyInfo.

Uses of Object in java.sql

Subclasses of Object in java.sql

class	BatchUpdateException An exception thrown when an error occurs during a batch update operation.
class	DataTruncation An exception that reports a DataTruncation warning (on reads) or throws a DataTruncation exception (on writes) when JDBC unexpectedly truncates a data value.
class	DriverManager The basic service for managing a set of JDBC drivers. NOTE: The DataSource interface, new in the JDBC 2.0 API, provides another way to connect to a data source.
class	DriverPropertyInfo Driver properties for making a connection.
class	SQLException An exception that provides information on a database access error or other errors.
class	SQLPermission The permission for which the SecurityManager will check when code that is running in an applet calls the DriverManager.setLogWriter method or the DriverManager.setLogStream (deprecated) method.
class	SQLWarning An exception that provides information on database access warnings.
class	Time A thin wrapper around the java.util.Date class that allows the JDBC API to identify this as an SQL TIME value.
class	Timestamp A thin wrapper around java.util.Date that allows the JDBC API to identify this as an SQL TIMESTAMP value.
class	Types The class that defines the constants that are used to identify generic SQL types, called JDBC types.

Uses of Object in java.text

Subclasses of Object in java.text

class	Annotation An Annotation object is used as a wrapper for a text attribute value if the attribute has annotation characteristics.
static class	AttributedCharacterIterator.Attribute Defines attribute keys that are used to identify text attributes.
class	AttributedString An AttributedString holds text and related attribute information.
class	Bidi This class implements the Unicode Version 3.0 Bidirectional Algorithm.
class	BreakIterator The BreakIterator class implements methods for finding the location of boundaries in text.
class	ChoiceFormat A ChoiceFormat allows you to attach a format to a range of numbers.
class	CollationElementIterator The CollationElementIterator class is used as an iterator to walk through each character of an international string.
class	CollationKey A CollationKey represents a String under the rules of a specific Collator object.
class	Collator The Collator class performs locale-sensitive String comparison.
class	DateFormat DateFormat is an abstract class for date/time formatting subclasses which formats and parses dates or time in a language-independent manner.
static class	DateFormat.Field Defines constants that are used as attribute keys in the AttributedCharacterIterator returned from DateFormat.formatToCharacterIterator and as field identifiers in FieldPosition.
class	DateFormatSymbols DateFormatSymbols is a public class for encapsulating localizable date-time formatting data, such as the names of the months, the names of the days of the week, and the time zone data.
class	DecimalFormat DecimalFormat is a concrete subclass of NumberFormat that formats decimal numbers.
class	DecimalFormatSymbols This class represents the set of symbols (such as the decimal separator, the grouping separator, and so on) needed by DecimalFormat to format numbers.
class	FieldPosition FieldPosition is a simple class used by Format and its subclasses to identify fields in formatted output.
class	Format Format is an abstract base class for formatting locale-sensitive information such as dates, messages, and numbers.
static class	Format.Field Defines constants that are used as attribute keys in the AttributedCharacterIterator returned from Format.formatToCharacterIterator and as field identifiers in FieldPosition.
class	MessageFormat MessageFormat provides a means to produce concatenated messages in language-neutral way.
static class	MessageFormat.Field Defines constants that are used as attribute keys in the AttributedCharacterIterator returned from MessageFormat.formatToCharacterIterator.
class	NumberFormat NumberFormat is the abstract base class for all number formats.
static class	NumberFormat.Field Defines constants that are used as attribute keys in the AttributedCharacterIterator returned from NumberFormat.formatToCharacterIterator and as field identifiers in FieldPosition.
class	ParseException Signals that an error has been reached unexpectedly while parsing.
class	ParsePosition ParsePosition is a simple class used by Format and its subclasses to keep track of the current position during parsing.
class	RuleBasedCollator The RuleBasedCollator class is a concrete subclass of Collator that provides a simple, data-driven, table collator.
class	SimpleDateFormat SimpleDateFormat is a concrete class for formatting and parsing dates in a locale-sensitive manner.
class	StringCharacterIterator StringCharacterIterator implements the CharacterIterater protocol for a String.

Uses of Object in java.util

Subclasses of Object in java.util

class	AbstractCollection This class provides a skeletal implementation of the Collection interface, to minimize the effort required to implement this interface.
class	AbstractList This class provides a skeletal implementation of the List interface to minimize the effort required to implement this interface backed by a "random access" data store (such as an array).
class	AbstractMap This class provides a skeletal implementation of the Map interface, to minimize the effort required to implement this interface.
class	AbstractSequentialList This class provides a skeletal implementation of the List interface to minimize the effort required to implement this interface backed by a "sequential access" data store (such as a linked list).
class	AbstractSet This class provides a skeletal implementation of the Set interface to minimize the effort required to implement this interface.
class	ArrayList Resizable-array implementation of the List interface.
class	Arrays This class contains various methods for manipulating arrays (such as sorting and searching).
class	BitSet This class implements a vector of bits that grows as needed.
class	Calendar Calendar is an abstract base class for converting between a Date object and a set of integer fields such as YEAR, MONTH, DAY, HOUR, and so on.
class	Collections This class consists exclusively of static methods that operate on or return collections.
class	ConcurrentModificationException This exception may be thrown by methods that have detected concurrent modification of an object when such modification is not permissible.
class	Currency Represents a currency.
class	Date The class Date represents a specific instant in time, with millisecond precision.
class	Dictionary The Dictionary class is the abstract parent of any class, such as Hashtable, which maps keys to values.
class	EmptyStackException Thrown by methods in the Stack class to indicate that the stack is empty.
class	EventListenerProxy An abstract wrapper class for an EventListener class which associates a set of additional parameters with the listener.
class	EventObject The root class from which all event state objects shall be derived.
class	GregorianCalendar GregorianCalendar is a concrete subclass of Calendar and provides the standard calendar used by most of the world.
class	HashMap Hash table based implementation of the Map interface.
class	HashSet This class implements the Set interface, backed by a hash table (actually a HashMap instance).
class	Hashtable This class implements a hashtable, which maps keys to values.
class	IdentityHashMap This class implements the Map interface with a hash table, using reference-equality in place of object-equality when comparing keys (and values).
class	LinkedHashMap Hash table and linked list implementation of the Map interface, with predictable iteration order.
class	LinkedHashSet Hash table and linked list implementation of the Set interface, with predictable iteration order.
class	LinkedList Linked list implementation of the List interface.
class	ListResourceBundle ListResourceBundle is an abstract subclass of ResourceBundle that manages resources for a locale in a convenient and easy to use list.
class	Locale A Locale object represents a specific geographical, political, or cultural region.
class	MissingResourceException Signals that a resource is missing.
class	NoSuchElementException Thrown by the nextElement method of an Enumeration to indicate that there are no more elements in the enumeration.
class	Observable This class represents an observable object, or "data" in the model-view paradigm.
class	Properties The Properties class represents a persistent set of properties.
class	PropertyPermission This class is for property permissions.
class	PropertyResourceBundle PropertyResourceBundle is a concrete subclass of ResourceBundle that manages resources for a locale using a set of static strings from a property file.
class	Random An instance of this class is used to generate a stream of pseudorandom numbers.
class	ResourceBundle Resource bundles contain locale-specific objects.
class	SimpleTimeZone SimpleTimeZone is a concrete subclass of TimeZone that represents a time zone for use with a Gregorian calendar.
class	Stack The Stack class represents a last-in-first-out (LIFO) stack of objects.
class	StringTokenizer The string tokenizer class allows an application to break a string into tokens.
class	Timer A facility for threads to schedule tasks for future execution in a background thread.
class	TimerTask A task that can be scheduled for one-time or repeated execution by a Timer.
class	TimeZone TimeZone represents a time zone offset, and also figures out daylight savings.
class	TooManyListenersException The TooManyListenersException Exception is used as part of the Java Event model to annotate and implement a unicast special case of a multicast Event Source.
class	TreeMap Red-Black tree based implementation of the SortedMap interface.
class	TreeSet This class implements the Set interface, backed by a TreeMap instance.
class	Vector The Vector class implements a growable array of objects.
class	WeakHashMap A hashtable-based Map implementation with weak keys.

Uses of Object in java.util.jar

Subclasses of Object in java.util.jar

class	Attributes The Attributes class maps Manifest attribute names to associated string values.
static class	Attributes.Name The Attributes.Name class represents an attribute name stored in this Map.
class	JarEntry This class is used to represent a JAR file entry.
class	JarException Signals that an error of some sort has occurred while reading from or writing to a JAR file.
class	JarFile The JarFile class is used to read the contents of a JAR file from any file that can be opened with java.io.RandomAccessFile.
class	JarInputStream The JarInputStream class is used to read the contents of a JAR file from any input stream.
class	JarOutputStream The JarOutputStream class is used to write the contents of a JAR file to any output stream.
class	Manifest The Manifest class is used to maintain Manifest entry names and their associated Attributes.

Uses of Object in java.util.logging

Subclasses of Object in java.util.logging

class	ConsoleHandler This Handler publishes log records to System.err.
class	ErrorManager ErrorManager objects can be attached to Handlers to process any error that occur on a Handler during Logging.
class	FileHandler Simple file logging Handler.
class	Formatter A Formatter provides support for formatting LogRecords.
class	Handler A Handler object takes log messages from a Logger and exports them.
class	Level The Level class defines a set of standard logging levels that can be used to control logging output.
class	Logger A Logger object is used to log messages for a specific system or application component.
class	LoggingPermission The permission which the SecurityManager will check when code that is running with a SecurityManager calls one of the logging control methods (such as Logger.setLevel).
class	LogManager There is a single global LogManager object that is used to maintain a set of shared state about Loggers and log services.
class	LogRecord LogRecord objects are used to pass logging requests between the logging framework and individual log Handlers.
class	MemoryHandler Handler that buffers requests in a circular buffer in memory.
class	SimpleFormatter Print a brief summary of the LogRecord in a human readable format.
class	SocketHandler Simple network logging Handler.
class	StreamHandler Stream based logging Handler.
class	XMLFormatter Format a LogRecord into a standard XML format.

Uses of Object in java.util.prefs

Subclasses of Object in java.util.prefs

class	AbstractPreferences This class provides a skeletal implementation of the Preferences class, greatly easing the task of implementing it.
class	BackingStoreException Thrown to indicate that a preferences operation could not complete because of a failure in the backing store, or a failure to contact the backing store.
class	InvalidPreferencesFormatException Thrown to indicate that an operation could not complete because the input did not conform to the appropriate XML document type for a collection of preferences, as per the Preferences specification.
class	NodeChangeEvent An event emitted by a Preferences node to indicate that a child of that node has been added or removed.
class	PreferenceChangeEvent An event emitted by a Preferences node to indicate that a preference has been added, removed or has had its value changed.
class	Preferences A node in a hierarchical collection of preference data.

Uses of Object in java.util.regex

Subclasses of Object in java.util.regex

class	Matcher An engine that performs match operations on a character sequence by interpreting a Pattern.
class	Pattern A compiled representation of a regular expression.
class	PatternSyntaxException Unchecked exception thrown to indicate a syntax error in a regular-expression pattern.

Uses of Object in java.util.zip

Subclasses of Object in java.util.zip

class	Adler32 A class that can be used to compute the Adler-32 checksum of a data stream.
class	CheckedInputStream An input stream that also maintains a checksum of the data being read.
class	CheckedOutputStream An output stream that also maintains a checksum of the data being written.
class	CRC32 A class that can be used to compute the CRC-32 of a data stream.
class	DataFormatException Signals that a data format error has occurred.
class	Deflater This class provides support for general purpose compression using the popular ZLIB compression library.
class	DeflaterOutputStream This class implements an output stream filter for compressing data in the "deflate" compression format.
class	GZIPInputStream This class implements a stream filter for reading compressed data in the GZIP format.
class	GZIPOutputStream This class implements a stream filter for writing compressed data in the GZIP file format.
class	Inflater This class provides support for general purpose decompression using popular ZLIB compression library.
class	InflaterInputStream This class implements a stream filter for uncompressing data in the "deflate" compression format.
class	ZipEntry This class is used to represent a ZIP file entry.
class	ZipException Signals that a Zip exception of some sort has occurred.
class	ZipFile This class is used to read entries from a zip file.
class	ZipInputStream This class implements an input stream filter for reading files in the ZIP file format.
class	ZipOutputStream This class implements an output stream filter for writing files in the ZIP file format.

Uses of Object in javax.accessibility

Subclasses of Object in javax.accessibility

class	AccessibleBundle Base class used to maintain a strongly typed enumeration.
class	AccessibleContext AccessibleContext represents the minimum information all accessible objects return.
class	AccessibleHyperlink Encapsulation of a link, or set of links (e.g.
class	AccessibleRelation Class AccessibleRelation describes a relation between the object that implements the AccessibleRelation and one or more other objects.
class	AccessibleRelationSet Class AccessibleRelationSet determines a component's relation set.
class	AccessibleResourceBundle Deprecated. This class is deprecated as of version 1.3 of the Java 2 Platform.
class	AccessibleRole Class AccessibleRole determines the role of a component.
class	AccessibleState Class AccessibleState describes a component's particular state.
class	AccessibleStateSet Class AccessibleStateSet determines a component's state set.

Uses of Object in javax.crypto

Subclasses of Object in javax.crypto

class	BadPaddingException This exception is thrown when a particular padding mechanism is expected for the input data but the data is not padded properly.
class	Cipher This class provides the functionality of a cryptographic cipher for encryption and decryption.
class	CipherInputStream A CipherInputStream is composed of an InputStream and a Cipher so that read() methods return data that are read in from the underlying InputStream but have been additionally processed by the Cipher.
class	CipherOutputStream A CipherOutputStream is composed of an OutputStream and a Cipher so that write() methods first process the data before writing them out to the underlying OutputStream.
class	CipherSpi This class defines the Service Provider Interface (SPI) for the Cipher class.
class	EncryptedPrivateKeyInfo This class implements the EncryptedPrivateKeyInfo type as defined in PKCS #8.
class	ExemptionMechanism This class provides the functionality of an exemption mechanism, examples of which are key recovery, key weakening, and key escrow.
class	ExemptionMechanismException This is the generic ExemptionMechanism exception.
class	ExemptionMechanismSpi This class defines the Service Provider Interface (SPI) for the ExemptionMechanism class.
class	IllegalBlockSizeException This exception is thrown when the length of data provided to a block cipher is incorrect, i.e., does not match the block size of the cipher.
class	KeyAgreement This class provides the functionality of a key agreement (or key exchange) protocol.
class	KeyAgreementSpi This class defines the Service Provider Interface (SPI) for the KeyAgreement class.
class	KeyGenerator This class provides the functionality of a (symmetric) key generator.
class	KeyGeneratorSpi This class defines the Service Provider Interface (SPI) for the KeyGenerator class.
class	Mac This class provides the functionality of a "Message Authentication Code" (MAC) algorithm.
class	MacSpi This class defines the Service Provider Interface (SPI) for the Mac class.
class	NoSuchPaddingException This exception is thrown when a particular padding mechanism is requested but is not available in the environment.
class	NullCipher The NullCipher class is a class that provides an "identity cipher" -- one that does not tranform the plaintext.
class	SealedObject This class enables a programmer to create an object and protect its confidentiality with a cryptographic algorithm.
class	SecretKeyFactory This class represents a factory for secret keys.
class	SecretKeyFactorySpi This class defines the Service Provider Interface (SPI) for the SecretKeyFactory class.
class	ShortBufferException This exception is thrown when an output buffer provided by the user is too short to hold the operation result.

Uses of Object in javax.crypto.spec

Subclasses of Object in javax.crypto.spec

class	DESedeKeySpec This class specifies a DES-EDE ("triple-DES") key.
class	DESKeySpec This class specifies a DES key.
class	DHGenParameterSpec This class specifies the set of parameters used for generating Diffie-Hellman (system) parameters for use in Diffie-Hellman key agreement.
class	DHParameterSpec This class specifies the set of parameters used with the Diffie-Hellman algorithm, as specified in PKCS #3: Diffie-Hellman Key-Agreement Standard.
class	DHPrivateKeySpec This class specifies a Diffie-Hellman private key with its associated parameters.
class	DHPublicKeySpec This class specifies a Diffie-Hellman public key with its associated parameters.
class	IvParameterSpec This class specifies an initialization vector (IV).
class	PBEKeySpec A user-chosen password that can be used with password-based encryption (PBE).
class	PBEParameterSpec This class specifies the set of parameters used with password-based encryption (PBE), as defined in the PKCS #5 standard.
class	RC2ParameterSpec This class specifies the parameters used with the RC2 algorithm.
class	RC5ParameterSpec This class specifies the parameters used with the RC5 algorithm.
class	SecretKeySpec This class specifies a secret key in a provider-independent fashion.

Uses of Object in javax.imageio

Subclasses of Object in javax.imageio

class	IIOException An exception class used for signaling run-time failure of reading and writing operations.
class	IIOImage A simple container class to aggregate an image, a set of thumbnail (preview) images, and an object representing metadata associated with the image.
class	IIOParam A superclass of all classes describing how streams should be decoded or encoded.
class	ImageIO A class containing static convenience methods for locating ImageReaders and ImageWriters, and performing simple encoding and decoding.
class	ImageReader An abstract superclass for parsing and decoding of images.
class	ImageReadParam A class describing how a stream is to be decoded.
class	ImageTypeSpecifier A class that allows the format of an image (in particular, its SampleModel and ColorModel) to be specified in a convenient manner.
class	ImageWriteParam A class describing how a stream is to be encoded.
class	ImageWriter An abstract superclass for encoding and writing images.

Uses of Object in javax.imageio.metadata

Subclasses of Object in javax.imageio.metadata

class	IIOInvalidTreeException An IIOInvalidTreeException is thrown when an attempt by an IIOMetadata object to parse a tree of IIOMetadataNodes fails.
class	IIOMetadata An abstract class to be extended by objects that represent metadata (non-image data) associated with images and streams.
class	IIOMetadataFormatImpl A concrete class providing a reusable implementation of the IIOMetadataFormat interface.
class	IIOMetadataNode A class representing a node in a meta-data tree, which implements the org.w3c.dom.Element interface and additionally allows for the storage of non-textual objects via the getUserObject and setUserObject methods.

Uses of Object in javax.imageio.plugins.jpeg

Subclasses of Object in javax.imageio.plugins.jpeg

class	JPEGHuffmanTable A class encapsulating a single JPEG Huffman table.
class	JPEGImageReadParam This class adds the ability to set JPEG quantization and Huffman tables when using the built-in JPEG reader plug-in.
class	JPEGImageWriteParam This class adds the ability to set JPEG quantization and Huffman tables when using the built-in JPEG writer plug-in, and to request that optimized Huffman tables be computed for an image.
class	JPEGQTable A class encapsulating a single JPEG quantization table.

Uses of Object in javax.imageio.spi

Subclasses of Object in javax.imageio.spi

class	IIORegistry A registry for service provider instances.
class	IIOServiceProvider A superinterface for functionality common to all Image I/O service provider interfaces (SPIs).
class	ImageInputStreamSpi The service provider interface (SPI) for ImageInputStreams.
class	ImageOutputStreamSpi The service provider interface (SPI) for ImageOutputStreams.
class	ImageReaderSpi The service provider interface (SPI) for ImageReaders.
class	ImageReaderWriterSpi A superclass containing instance variables and methods common to ImageReaderSpi and ImageWriterSpi.
class	ImageTranscoderSpi The service provider interface (SPI) for ImageTranscoders.
class	ImageWriterSpi The service provider interface (SPI) for ImageWriters.
class	ServiceRegistry A registry for service provider instances.

Uses of Object in javax.imageio.stream

Subclasses of Object in javax.imageio.stream

class	FileCacheImageInputStream An implementation of ImageInputStream that gets its input from a regular InputStream.
class	FileCacheImageOutputStream An implementation of ImageOutputStream that writes its output to a regular OutputStream.
class	FileImageInputStream An implementation of ImageInputStream that gets its input from a File or RandomAccessFile.
class	FileImageOutputStream An implementation of ImageOutputStream that writes its output directly to a File or RandomAccessFile.
class	IIOByteBuffer A class representing a mutable reference to an array of bytes and an offset and length within that array.
class	ImageInputStreamImpl An abstract class implementing the ImageInputStream interface.
class	ImageOutputStreamImpl An abstract class implementing the ImageOutputStream interface.
class	MemoryCacheImageInputStream An implementation of ImageInputStream that gets its input from a regular InputStream.
class	MemoryCacheImageOutputStream An implementation of ImageOutputStream that writes its output to a regular OutputStream.

Uses of Object in javax.naming

Subclasses of Object in javax.naming

class	AuthenticationException This exception is thrown when an authentication error occurs while accessing the naming or directory service.
class	AuthenticationNotSupportedException This exception is thrown when the particular flavor of authentication requested is not supported.
class	BinaryRefAddr This class represents the binary form of the address of a communications end-point.
class	CannotProceedException This exception is thrown to indicate that the operation reached a point in the name where the operation cannot proceed any further.
class	CommunicationException This exception is thrown when the client is unable to communicate with the directory or naming service.
class	CompositeName This class represents a composite name -- a sequence of component names spanning multiple namespaces.
class	CompoundName This class represents a compound name -- a name from a hierarchical name space.
class	ConfigurationException This exception is thrown when there is a configuration problem.
class	ContextNotEmptyException This exception is thrown when attempting to destroy a context that is not empty.
class	InitialContext This class is the starting context for performing naming operations.
class	InsufficientResourcesException This exception is thrown when resources are not available to complete the requested operation.
class	InterruptedNamingException This exception is thrown when the naming operation being invoked has been interrupted.
class	InvalidNameException This exception indicates that the name being specified does not conform to the naming syntax of a naming system.
class	LimitExceededException This exception is thrown when a method terminates abnormally due to a user or system specified limit.
class	LinkException This exception is used to describe problems encounter while resolving links.
class	LinkLoopException This exception is thrown when a loop was detected will attempting to resolve a link, or an implementation specific limit on link counts has been reached.
class	LinkRef This class represents a Reference whose contents is a name, called the link name, that is bound to an atomic name in a context.
class	MalformedLinkException This exception is thrown when a malformed link was encountered while resolving or constructing a link.
class	NameAlreadyBoundException This exception is thrown by methods to indicate that a binding cannot be added because the name is already bound to another object.
class	NameClassPair This class represents the object name and class name pair of a binding found in a context.
class	NameNotFoundException This exception is thrown when a component of the name cannot be resolved because it is not bound.
class	NamingException This is the superclass of all exceptions thrown by operations in the Context and DirContext interfaces.
class	NamingSecurityException This is the superclass of security-related exceptions thrown by operations in the Context and DirContext interfaces.
class	NoInitialContextException This exception is thrown when no initial context implementation can be created.
class	NoPermissionException This exception is thrown when attempting to perform an operation for which the client has no permission.
class	NotContextException This exception is thrown when a naming operation proceeds to a point where a context is required to continue the operation, but the resolved object is not a context.
class	OperationNotSupportedException This exception is thrown when a context implementation does not support the operation being invoked.
class	PartialResultException This exception is thrown to indicate that the result being returned or returned so far is partial, and that the operation cannot be completed.
class	RefAddr This class represents the address of a communications end-point.
class	ReferralException This abstract class is used to represent a referral exception, which is generated in response to a referral such as that returned by LDAP v3 servers.
class	ServiceUnavailableException This exception is thrown when attempting to communicate with a directory or naming service and that service is not available.
class	SizeLimitExceededException This exception is thrown when a method produces a result that exceeds a size-related limit.
class	StringRefAddr This class represents the string form of the address of a communications end-point.
class	TimeLimitExceededException This exception is thrown when a method does not terminate within the specified time limit.

Uses of Object in javax.naming.directory

Subclasses of Object in javax.naming.directory

class	AttributeInUseException This exception is thrown when an operation attempts to add an attribute that already exists.
class	AttributeModificationException This exception is thrown when an attempt is made to add, or remove, or modify an attribute, its identifier, or its values that conflicts with the attribute's (schema) definition or the attribute's state.
class	BasicAttribute This class provides a basic implementation of the Attribute interface.
class	BasicAttributes This class provides a basic implementation of the Attributes interface.
class	InitialDirContext This class is the starting context for performing directory operations.
class	InvalidAttributeIdentifierException This exception is thrown when an attempt is made to add to create an attribute with an invalid attribute identifier.
class	InvalidAttributesException This exception is thrown when an attempt is made to add or modify an attribute set that has been specified incompletely or incorrectly.
class	InvalidAttributeValueException This class is thrown when an attempt is made to add to an attribute a value that conflicts with the attribute's schema definition.
class	InvalidSearchControlsException This exception is thrown when the specification of the SearchControls for a search operation is invalid.
class	InvalidSearchFilterException This exception is thrown when the specification of a search filter is invalid.
class	ModificationItem This class represents a modification item.
class	NoSuchAttributeException This exception is thrown when attempting to access an attribute that does not exist.
class	SchemaViolationException This exception is thrown when a method in some ways violates the schema.
class	SearchControls This class encapsulates factors that determine scope of search and what gets returned as a result of the search.
class	SearchResult This class represents an item in the NamingEnumeration returned as a result of the DirContext.search() methods.

Uses of Object in javax.naming.event

Subclasses of Object in javax.naming.event

class	NamingEvent This class represents an event fired by a naming/directory service.
class	NamingExceptionEvent This class represents an event fired when the procedures/processes used to collect information for notifying listeners of NamingEvents threw a NamingException.

Uses of Object in javax.naming.ldap

Subclasses of Object in javax.naming.ldap

class	ControlFactory This abstract class represents a factory for creating LDAPv3 controls.
class	InitialLdapContext This class is the starting context for performing LDAPv3-style extended operations and controls.
class	LdapReferralException This abstract class is used to represent an LDAP referral exception.
class	StartTlsRequest This class implements the LDAPv3 Extended Request for StartTLS as defined in Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security The object identifier for StartTLS is 1.3.6.1.4.1.1466.20037 and no extended request value is defined.
class	StartTlsResponse This class implements the LDAPv3 Extended Response for StartTLS as defined in Lightweight Directory Access Protocol (v3): Extension for Transport Layer Security The object identifier for StartTLS is 1.3.6.1.4.1.1466.20037 and no extended response value is defined.
class	UnsolicitedNotificationEvent This class represents an event fired in response to an unsolicited notification sent by the LDAP server.

Uses of Object in javax.naming.spi

Subclasses of Object in javax.naming.spi

class	DirectoryManager This class contains methods for supporting DirContext implementations.
static class	DirStateFactory.Result An object/attributes pair for returning the result of DirStateFactory.getStateToBind().
class	NamingManager This class contains methods for creating context objects and objects referred to by location information in the naming or directory service.
class	ResolveResult This class represents the result of resolution of a name.

Uses of Object in javax.net

Subclasses of Object in javax.net

class	ServerSocketFactory This class creates server sockets.
class	SocketFactory This class creates sockets.

Uses of Object in javax.net.ssl

Subclasses of Object in javax.net.ssl

class	HandshakeCompletedEvent This event indicates that an SSL handshake completed on a given SSL connection.
class	HttpsURLConnection HttpsURLConnection extends HttpURLConnection with support for https-specific features.
class	KeyManagerFactory This class acts as a factory for key managers based on a source of key material.
class	KeyManagerFactorySpi This class defines the Service Provider Interface (SPI) for the KeyManagerFactory class.
class	SSLContext Instances of this class represent a secure socket protocol implementation which acts as a factory for secure socket factories.
class	SSLContextSpi This class defines the Service Provider Interface (SPI) for the SSLContext class.
class	SSLException Indicates some kind of error detected by an SSL subsystem.
class	SSLHandshakeException Indicates that the client and server could not negotiate the desired level of security.
class	SSLKeyException Reports a bad SSL key.
class	SSLPeerUnverifiedException Indicates that the peer's identity has not been verified.
class	SSLPermission This class is for various network permissions.
class	SSLProtocolException Reports an error in the operation of the SSL protocol.
class	SSLServerSocket This class extends ServerSockets and provides secure server sockets using protocols such as the Secure Sockets Layer (SSL) or Transport Layer Security (TLS) protocols.
class	SSLServerSocketFactory SSLServerSocketFactorys create SSLServerSockets.
class	SSLSessionBindingEvent This event is propagated to a SSLSessionBindingListener.
class	SSLSocket This class extends Sockets and provides secure socket using protocols such as the "Secure Sockets Layer" (SSL) or IETF "Transport Layer Security" (TLS) protocols.
class	SSLSocketFactory SSLSocketFactorys create SSLSockets.
class	TrustManagerFactory This class acts as a factory for trust managers based on a source of trust material.
class	TrustManagerFactorySpi This class defines the Service Provider Interface (SPI) for the TrustManagerFactory class.

Uses of Object in javax.print

Subclasses of Object in javax.print

class	DocFlavor Class DocFlavor encapsulates an object that specifies the format in which print data is supplied to a DocPrintJob.
static class	DocFlavor.BYTE_ARRAY Class DocFlavor.BYTE_ARRAY provides predefined static constant DocFlavor objects for example doc flavors using a byte array (byte[]) as the print data representation class.
static class	DocFlavor.CHAR_ARRAY Class DocFlavor.CHAR_ARRAY provides predefined static constant DocFlavor objects for example doc flavors using a character array (char[]) as the print data representation class.
static class	DocFlavor.INPUT_STREAM Class DocFlavor.INPUT_STREAM provides predefined static constant DocFlavor objects for example doc flavors using a byte stream (java.io.InputStream) as the print data representation class.
static class	DocFlavor.READER Class DocFlavor.READER provides predefined static constant DocFlavor objects for example doc flavors using a character stream (java.io.Reader) as the print data representation class.
static class	DocFlavor.SERVICE_FORMATTED Class DocFlavor.SERVICE_FORMATTED provides predefined static constant DocFlavor objects for example doc flavors for service formatted print data.
static class	DocFlavor.STRING Class DocFlavor.STRING provides predefined static constant DocFlavor objects for example doc flavors using a string (java.lang.String) as the print data representation class.
static class	DocFlavor.URL Class DocFlavor.URL provides predefined static constant DocFlavor objects.
class	PrintException Class PrintException encapsulates a printing-related error condition that occurred while using a Print Service instance.
class	PrintServiceLookup Implementations of this class provide lookup services for print services (typically equivalent to printers) of a particular type.
class	ServiceUI This class is a collection of UI convenience methods which provide a graphical user dialog for browsing print services looked up through the Java Print Service API.
class	ServiceUIFactory Services may optionally provide UIs which allow different styles of interaction in different roles.
class	SimpleDoc This class is an implementation of interface Doc that can be used in many common printing requests.
class	StreamPrintService This class extends PrintService and represents a print service that prints data in different formats to a client-provided output stream.
class	StreamPrintServiceFactory A StreamPrintServiceFactory is the factory for StreamPrintService instances, which can print to an output stream in a particular document format described as a mime type.