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Signals
that the serialization mechanism has encountered one of several
possible problems with the class of an object that is being
serialized or deserialized. The classname field
should contain the name of the class in question, and the
getMessage( ) method is overridden to return this class
name with the message.
Figure 9-28. java.io.InvalidClassException
public class InvalidClassException extends ObjectStreamException {
// Public Constructors
public InvalidClassException (String reason );
public InvalidClassException (String cname , String reason );
// Public Methods Overriding Throwable
public String getMessage ( );
// Public Instance Fields
public String classname ;
}