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 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.

Classes in java.lang used by java.applet

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by java.awt

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.

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.

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.

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

UnsupportedOperationException
Thrown to indicate that the requested operation is not supported.

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.

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

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.

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

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.

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

Object
Class Object is the root of the class hierarchy.

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

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.

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.

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

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

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.

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

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.

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.

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

Classes in java.lang used by java.beans

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.

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

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.

Classes in java.lang used by java.io

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.

Object
Class Object is the root of the class hierarchy.

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

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

Classes in java.lang used by java.lang

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

CharSequence
A CharSequence is a readable sequence of characters.

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.

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.

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.

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.

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.

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.

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 BigDecimal, BigInteger, 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.

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

ThreadLocal
This class provides thread-local 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.

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

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.

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.

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 BigDecimal, BigInteger, Byte, Double, Float, Integer, Long, and Short.

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by java.net

ClassLoader
A class loader is an object that is responsible for loading classes.

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.

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

Classes in java.lang used by java.nio

CharSequence
A CharSequence is a readable sequence of characters.

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.

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.

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

UnsupportedOperationException
Thrown to indicate that the requested operation is not supported.

Classes in java.lang used by java.nio.channels

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.

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.

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

Classes in java.lang used by java.nio.channels.spi

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by java.nio.charset

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

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.

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.

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

Classes in java.lang used by java.nio.charset.spi

Object
Class Object is the root of the class hierarchy.

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.

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.

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.

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.

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

Object
Class Object is the root of the class hierarchy.

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

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.

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

Classes in java.lang used by java.security

ClassLoader
A class loader is an object that is responsible for loading classes.

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.

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.

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

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.

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.

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.

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.

Object
Class Object is the root of the class hierarchy.

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

Classes in java.lang used by java.util

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.

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.

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.

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

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

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.

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

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.

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

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

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.

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.

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

Classes in java.lang used by javax.accessibility

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.crypto

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.

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

Object
Class Object is the root of the class hierarchy.

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

Classes in java.lang used by javax.crypto.spec

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.imageio

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.

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

UnsupportedOperationException
Thrown to indicate that the requested operation is not supported.

Classes in java.lang used by javax.imageio.metadata

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.

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

Classes in java.lang used by javax.imageio.plugins.jpeg

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

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

Classes in java.lang used by javax.imageio.stream

Object
Class Object is the root of the class hierarchy.

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

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.

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.

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.

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.

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

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.

Classes in java.lang used by javax.net

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.net.ssl

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.

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

Classes in java.lang used by javax.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.

Object
Class Object is the root of the class hierarchy.

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

Classes in java.lang used by javax.print.attribute

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.

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

Classes in java.lang used by javax.print.attribute.standard

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.

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

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.rmi

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

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

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.

Classes in java.lang used by javax.security.auth

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.

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

Classes in java.lang used by javax.security.auth.callback

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.

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

Classes in java.lang used by javax.security.auth.kerberos

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.security.auth.login

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.

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

Classes in java.lang used by javax.security.auth.x500

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.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.

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.

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.

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

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.

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.sql

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.swing

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
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.

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.

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.

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

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.

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

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

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.

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

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.

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.

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

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

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

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.

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

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.

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

Object
Class Object is the root of the class hierarchy.

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.

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

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.

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.

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.

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

Classes in java.lang used by javax.transaction.xa

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.

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

Classes in java.lang used by javax.xml.parsers

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.

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.

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

Classes in java.lang used by javax.xml.transform

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.

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.

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

Classes in java.lang used by javax.xml.transform.dom

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by javax.xml.transform.sax

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.

Classes in java.lang used by javax.xml.transform.stream

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by org.ietf.jgss

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.

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.

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.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.

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.

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

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.

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.

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.

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

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.

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.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.

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

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

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by org.omg.DynamicAny.DynAnyFactoryPackage

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by org.omg.IOP.CodecFactoryPackage

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.

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

Classes in java.lang used by org.omg.IOP.CodecPackage

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.

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

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

Object
Class Object is the root of the class hierarchy.

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

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.

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

Classes in java.lang used by org.omg.PortableInterceptor.ORBInitInfoPackage

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.

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

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

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.

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

Classes in java.lang used by org.omg.PortableServer.CurrentPackage

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.

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

Classes in java.lang used by org.omg.PortableServer.POAManagerPackage

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.

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

Classes in java.lang used by org.omg.PortableServer.POAPackage

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.

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

Classes in java.lang used by org.omg.PortableServer.ServantLocatorPackage

Object
Class Object is the root of the class hierarchy.

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

Object
Class Object is the root of the class hierarchy.

Classes in java.lang used by org.w3c.dom

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.

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

Classes in java.lang used by org.xml.sax

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.

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

Classes in java.lang used by org.xml.sax.helpers

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

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

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.

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.