/ Published in: Java
Externalizable interface provides you an alternate to Serializable interface. In Externalizable, you specify how/what to persist.
Seralizable persists all non-transient elements using default serialize/deserialize implementation.
Seralizable persists all non-transient elements using default serialize/deserialize implementation.
URL: http://www.dzone.com/links/r/optimizing_java_serialization_java_vs_xml_vs_json.html