All Implemented Interfaces:

Serializable

public class ClassNotFoundException
extends ReflectiveOperationException 

Since:

JDK1.0

See Also:

Class.forName(java.lang.String), ClassLoader.findSystemClass(java.lang.String), ClassLoader.loadClass(java.lang.String, boolean), Serialized Form

• Constructor Summary

  Constructors

  Constructor and Description
  ClassNotFoundException () Constructs a ClassNotFoundException with no detail message.
  ClassNotFoundException (String s) Constructs a ClassNotFoundException with the specified detail message.
  ClassNotFoundException (String s, Throwable ex) Constructs a ClassNotFoundException with the specified detail message and optional exception that was raised while loading the class.

• Method Summary

  Methods

  Modifier and Type	Method and Description
  Throwable	getCause () Returns the cause of this exception (the exception that was raised if an error occurred while attempting to load the class; otherwise null).
  Throwable	getException () Returns the exception that was raised if an error occurred while attempting to load the class.

  • Methods inherited from class java.lang.Throwable

    addSuppressed, fillInStackTrace, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, 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()

    Constructs a ClassNotFoundException with no detail message.

  • ClassNotFoundException

    public ClassNotFoundException(String s)

    Constructs a ClassNotFoundException with the specified detail message.

    Parameters:

    s - the detail message.

  • ClassNotFoundException

    public ClassNotFoundException(String s,
     Throwable ex)

    Constructs a ClassNotFoundException with the specified detail message and optional exception that was raised while loading the class.

    Parameters:

    s - the detail message

    ex - the exception that was raised while loading the class

    Since:

    1.2

• Method Detail

  • getException

    public Throwable getException()

    Returns the exception that was raised if an error occurred while attempting to load the class. Otherwise, returns null.

    This method predates the general-purpose exception chaining facility. The Throwable.getCause() method is now the preferred means of obtaining this information.

    Returns:

    the Exception that was raised while loading a class

    Since:

    1.2

  • getCause

    public Throwable getCause()

    Returns the cause of this exception (the exception that was raised if an error occurred while attempting to load the class; otherwise null).

    Overrides:

    getCause in class Throwable

    Returns:

    the cause of this exception.

    Since:

    1.4