最病 A Java Object Serialization --How a Objects to be saved in the stream may support either the Serializable or the Exfernalizable interface n For Serializable objects, the stream includes sufficient information to restore the fields in the stream to a compatible version of the class n For Externalizable objects, the class is solely responsible for the external format of its contents. Institute of Computer Software 2021/1/28 Nanjing UniversityJava Object Serialization -- How  Objects to be saved in the stream may support either the Serializable or the Externalizable interface.  For Serializable objects, the stream includes sufficient information to restore the fields in the stream to a compatible version of the class.  For Externalizable objects, the class is solely responsible for the external format of its contents. 2021/1/28 Institute of Computer Software Nanjing University 13