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# Class java.lang.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);

##

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

##

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.

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