java.lang
Class ClassCastException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              java.lang.ClassCastException

public class ClassCastException
extends RuntimeException

Thrown to indicate that the code has attempted to cast an object to a subclass of which it is not an instance. For example, the following code generates a ClassCastException:

     Object x = new Integer(0);
     System.out.println((String)x);
 

Since:

JDK1.0

Constructor Summary

ClassCastException()
Constructs a ClassCastException with no detail message.

ClassCastException(String s)
Constructs a ClassCastException with the specified detail message.

Method Summary

Methods inherited from class java.lang.Throwable

getMessage, printStackTrace, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ClassCastException

public ClassCastException()

Constructs a ClassCastException with no detail message.

ClassCastException

public ClassCastException(String s)

Constructs a ClassCastException with the specified detail message.

Parameters:

s - the detail message.