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Class java.lang.ClassCastException 

java.lang.Object
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   +----java.lang.Throwable
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           +----java.lang.Exception
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                   +----java.lang.RuntimeException
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                           +----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);

Constructor Index

o ClassCastException()
Constructs a ClassCastException with no detail message.
o ClassCastException(String)
Constructs a ClassCastException with the specified detail message.

Constructors

o ClassCastException 
public ClassCastException()
Constructs a ClassCastException with no detail message.

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

Parameters:
s - the detail message. 
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