Java In A Nutshell, 5th Edition

This protected inner class defines an implementation-independent representation of a CertPath for serialization purposes. Applications never need to use this class.

protected static class CertPath.CertPathRep implements Serializable { // Protected Constructors protected CertPathRep (String type , byte[ ] data ); // Protected Instance Methods protected Object readResolve ( ) throws java.io.ObjectStreamException; }