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java.lang
Class ClassCastException

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

All Implemented Interfaces:

Serializable

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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

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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
fillInStackTrace, getCause, 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

ClassCastException

public ClassCastException()

Constructs a ClassCastException with no detail message.

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ClassCastException

public ClassCastException(String s)

Constructs a ClassCastException with the specified detail message.

Parameters:

s - the detail message.

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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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