A ObjectStreamClass describes a class that can be serialized to a stream
or a class that was serialized to a stream. It contains the name
and the serialVersionUID of the class.
The ObjectStreamClass for a specific class loaded in this Java VM can
be found using the lookup method.
Find the descriptor for a class that can be serialized. Null
is returned if the specified class does not implement
java.io.Serializable or java.io.Externalizable.
Return the serialVersionUID for this class.
The serialVersionUID defines a set of classes all with the same name
that have evolved from a common root class and agree to be serialized
and deserialized using a common format.