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

See Also:

Serialized Form

Fields inherited from class java.lang.Throwable

backtrace, detailMessage, serialVersionUID

Constructor Summary

ClassCastException()
Constructs a ClassCastException with no detail message.

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

Methods inherited from class java.lang.Throwable

fillInStackTrace, getLocalizedMessage, getMessage, printStackTrace, printStackTrace, printStackTrace, printStackTrace0, toString

Methods inherited from class java.lang.Object

, clone, equals, finalize, getClass, hashCode, notify, notifyAll, registerNatives, 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.