java.lang.Object
java.lang.Throwable
java.lang.Exception
java.io.IOException
java.io.ObjectStreamException
java.io.InvalidClassException
public class InvalidClassException extends ObjectStreamException
Throws when the Serialization runtime detects a problem with a Class:
1) The serial version of the class does not match that of the class descriptor read from the stream.
2) The class contains unknown datatypes.
3) The class does not have an accessible no-arg constructor.
4) The class is not public.
5) The class implements only one of writeObject or readObject methods.
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