Uses of Package
java.lang

Packages that use java.lang

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.im.spi	Provides interfaces that enable the development of input methods that can be used with any Java runtime environment.
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 Java Beans development.
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.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.
java.security.spec	Provides classes and interfaces for key specifications and algorithm parameter specifications.
java.sql	Provides the API for accessing and processing data in a data source 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.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.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.rmi	Contains user APIs for RMI-IIOP.
javax.rmi.CORBA	Contains portability APIs for RMI-IIOP.
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.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 ``metal'' look-and-feel.
javax.swing.plaf.multi	The multiplexing look and feel allows users to combine auxiliary look and feels with the default look and feel.
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	Provides support for undo/redo capabilities in an application such as a text editor.
javax.transaction	Contains three exceptions thrown by the ORB machinery during unmarshalling.
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_2_3.portable	Provides methods for the input and output of value types, and contains other updates to the org/omg/CORBA/portable package.
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 the naming service for Java IDL.
org.omg.CosNaming.NamingContextPackage	Provides the exceptions used in the package org.omg.CosNaming (AlreadyBound, CannotProceed, InvalidName, NotEmpty, and NotFound) and also the Helper and Holder classes for those exceptions.
org.omg.stub.java.rmi	Contains RMI-IIOP Stubs for the Remote types that occur in the java.rmi package.

Classes in java.lang used by java.applet

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.awt

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Error
An Error is a subclass of Throwable that indicates serious problems that a reasonable application should not try to catch.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalStateException
Signals that a method has been invoked at an illegal or inappropriate time.

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.

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.

Number
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

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.

Object
Class Object is the root of the class hierarchy.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.color

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.datatransfer

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that 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.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.dnd

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalStateException
Signals that a method has been invoked at an illegal or inappropriate time.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.event

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

String
The String class represents character strings.

Classes in java.lang used by java.awt.font

Boolean
The Boolean class wraps a value of the primitive type boolean in an object.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Float
The Float class wraps a value of primitive type float in an object.

Integer
The Integer class wraps a value of the primitive type int in an object.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.awt.geom

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.im

Character.Subset
Instances of this class represent particular subsets of the Unicode character set.

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by java.awt.im.spi

Character.Subset
Instances of this class represent particular subsets of the Unicode character set.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.awt.image

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

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.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.awt.image.renderable

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Object
Class Object is the root of the class hierarchy.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

String
The String class represents character strings.

Classes in java.lang used by java.awt.print

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

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.

NullPointerException
Thrown when an application attempts to use null in a case where an object is required.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.beans

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

Object
Class Object is the root of the class hierarchy.

SecurityException
Thrown by the security manager to indicate a security violation.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.beans.beancontext

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.io

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Comparable
This interface imposes a total ordering on the objects of each class that implements it.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

Object
Class Object is the root of the class hierarchy.

SecurityException
Thrown by the security manager to indicate a security violation.

String
The String class represents character strings.

StringBuffer
A string buffer implements a mutable sequence of characters.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.lang

Boolean
The Boolean class wraps a value of the primitive type boolean in an object.

Byte
The Byte class is the standard wrapper for byte values.

Character
The Character class wraps a value of the primitive type char in an object.

Character.Subset
Instances of this class represent particular subsets of the Unicode character set.

Character.UnicodeBlock
A family of character subsets representing the character blocks defined by the Unicode 2.0 specification.

Class
Instances of the class Class represent classes and interfaces in a running Java application.

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.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in 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.

Comparable
This interface imposes a total ordering on the objects of each class that implements it.

Double
The Double class wraps a value of the primitive type double in an object.

Error
An Error is a subclass of Throwable that indicates serious problems that a reasonable application should not try to catch.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Float
The Float class wraps a value of primitive type float in an object.

IllegalAccessException
Thrown when an application tries to load in a class, but the currently executing method does not have access to the definition of the specified class, because the class is not public and in another package.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

IncompatibleClassChangeError
Thrown when an incompatible class change has occurred to some class definition.

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.

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.

Integer
The Integer class wraps a value of the primitive type int in an object.

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.

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.

Long
The Long class wraps a value of the primitive type long in an object.

NoSuchFieldException
Signals that the class doesn't have a field of a specified name.

NoSuchMethodException
Thrown when a particular method cannot be found.

Number
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

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.

Object
Class Object is the root of the class hierarchy.

Package
Package objects contain version information about the implementation and specification of a Java package.

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.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

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.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

SecurityException
Thrown by the security manager to indicate a security violation.

SecurityManager
The security manager is a class that allows applications to implement a security policy.

Short
The Short class is the standard wrapper for short values.

String
The String class represents character strings.

StringBuffer
A string buffer implements a mutable sequence of characters.

Thread
A thread is a thread of execution in a program.

ThreadGroup
A thread group represents a set of threads.

ThreadLocal
This class provides ThreadLocal variables.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

VirtualMachineError
Thrown to indicate that the Java Virtual Machine is broken or has run out of resources necessary for it to continue operating.

Classes in java.lang used by java.lang.ref

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

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.

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by java.lang.reflect

ArrayIndexOutOfBoundsException
Thrown to indicate that an array has been accessed with an illegal index.

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalAccessException
Thrown when an application tries to load in a class, but the currently executing method does not have access to the definition of the specified class, because the class is not public and in another package.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

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.

NegativeArraySizeException
Thrown if an application tries to create an array with negative size.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

SecurityException
Thrown by the security manager to indicate a security violation.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.math

Comparable
This interface imposes a total ordering on the objects of each class that implements it.

Number
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.net

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

Object
Class Object is the root of the class hierarchy.

Package
Package objects contain version information about the implementation and specification of a Java package.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.rmi

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Error
An Error is a subclass of Throwable that indicates serious problems that a reasonable application should not try to catch.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

SecurityException
Thrown by the security manager to indicate a security violation.

SecurityManager
The security manager is a class that allows applications to implement a security policy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.rmi.activation

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.rmi.dgc

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.rmi.registry

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by java.rmi.server

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in 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.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

SecurityException
Thrown by the security manager to indicate a security violation.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that 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.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalArgumentException
Thrown to indicate that a method has been passed an illegal or inappropriate argument.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

SecurityException
Thrown by the security manager to indicate a security violation.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security.acl

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security.cert

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.security.spec

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.sql

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Comparable
This interface imposes a total ordering on the objects of each class that implements it.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.text

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Comparable
This interface imposes a total ordering on the objects of each class that implements it.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Number
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

StringBuffer
A string buffer implements a mutable sequence of characters.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util

ClassLoader
The class ClassLoader is an abstract class.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Comparable
This interface imposes a total ordering on the objects of each class that implements it.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.jar

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by java.util.zip

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.accessibility

Number
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.naming

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.naming.directory

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.naming.event

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.naming.ldap

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.naming.spi

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.rmi

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassCastException
Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.rmi.CORBA

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassCastException
Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sound.midi

ArrayIndexOutOfBoundsException
Thrown to indicate that an array has been accessed with an illegal index.

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sound.midi.spi

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.sound.sampled

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.sound.sampled.spi

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.swing

Boolean
The Boolean class wraps a value of the primitive type boolean in an object.

Character
The Character class wraps a value of the primitive type char in an object.

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassLoader
The class ClassLoader is an abstract class.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that 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.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

IllegalAccessException
Thrown when an application tries to load in a class, but the currently executing method does not have access to the definition of the specified class, because the class is not public and in another package.

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.

Integer
The Integer class wraps a value of the primitive type int in an object.

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.

Number
The abstract class Number is the superclass of classes Byte, Double, Float, Integer, Long, and Short.

Object
Class Object is the root of the class hierarchy.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

SecurityException
Thrown by the security manager to indicate a security violation.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing.border

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.colorchooser

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.event

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.filechooser

Boolean
The Boolean class wraps a value of the primitive type boolean in an object.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.plaf

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.plaf.basic

Boolean
The Boolean class wraps a value of the primitive type boolean in an object.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.plaf.metal

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.plaf.multi

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.table

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.text

Class
Instances of the class Class represent classes and interfaces in a running Java application.

ClassNotFoundException
Thrown when an application tries to load in a class through its string name using: The forName method in class Class.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

Runnable
The Runnable interface should be implemented by any class whose instances are intended to be executed by a thread.

String
The String class represents character strings.

Thread
A thread is a thread of execution in a program.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing.text.html

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.text.html.parser

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

StringBuffer
A string buffer implements a mutable sequence of characters.

Classes in java.lang used by javax.swing.text.rtf

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that class.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by javax.swing.tree

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Cloneable
A class implements the Cloneable interface to indicate to the Object.clone() method that it is legal for that method to make a field-for-field copy of instances of that 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.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.swing.undo

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by javax.transaction

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA_2_3.portable

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Classes in java.lang used by org.omg.CORBA.DynAnyPackage

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.ORBPackage

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.portable

Class
Instances of the class Class represent classes and interfaces in a running Java application.

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

RuntimeException
RuntimeException is the superclass of those exceptions that can be thrown during the normal operation of the Java Virtual Machine.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CORBA.TypeCodePackage

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.CosNaming

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Classes in java.lang used by org.omg.CosNaming.NamingContextPackage

Exception
The class Exception and its subclasses are a form of Throwable that indicates conditions that a reasonable application might want to catch.

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.

Throwable
The Throwable class is the superclass of all errors and exceptions in the Java language.

Classes in java.lang used by org.omg.stub.java.rmi

Object
Class Object is the root of the class hierarchy.

String
The String class represents character strings.