java.lang
Class ClassNotFoundException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.ClassNotFoundException

All Implemented Interfaces:

Serializable

public class ClassNotFoundException
extends Exception

ClassNotFoundException is thrown by methods such as Class.forName() if an attempt to load a class failed.

See Also:

Serialized Form

Constructor Summary

ClassNotFoundException()
Constructor for a ClassNotFoundException with no detail message.

ClassNotFoundException(String s)
Constructor for a ClassNotFoundException with given detail message.

ClassNotFoundException(String s, Throwable ex)
Constructor for a ClassNotFoundException with given detail message and cause.

Method Summary

Throwable	getCause() getCause returns the exception that caused this ClassNotFoundException, null if none.
Throwable	getException() getException returns the exception that caused this ClassNotFoundException, null if none.

Methods inherited from class java.lang.Throwable

fillInStackTrace, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ClassNotFoundException

public ClassNotFoundException()

Constructor for a ClassNotFoundException with no detail message.

ClassNotFoundException

public ClassNotFoundException(String s)

Constructor for a ClassNotFoundException with given detail message.

ensures

    (s != null IMPLIES getMessage().equals(s));
 

Parameters:

s - the detail message.

ClassNotFoundException

public ClassNotFoundException(String s,
                              Throwable ex)

Constructor for a ClassNotFoundException with given detail message and cause.

ensures

    (s  != null IMPLIES getMessage().equals(s),
     ex != null IMPLIES getCause() == ex);
 

Parameters:

s - the detail message.

ex - the cause why this exception was created or null if none.

Since:

1.2

Method Detail

getException

public Throwable getException()

getException returns the exception that caused this ClassNotFoundException, null if none.

Returns:

the cause or null.

Since:

1.2

getCause

public Throwable getCause()

getCause returns the exception that caused this ClassNotFoundException, null if none.

Overrides:

getCause in class Throwable

Returns:

the cause or null.

Since:

1.4