To record Java Serialization requests, see Record a test scenario.
Specific Frameworks such as Spring Remoting (Spring HTTP Invoker) make is possible to transport customized Java objects encapsulated in the HTTP protocol. If the Java object classes are missing, the request binary data cannot be decoded for conversion to XML. The following procedure explains how to solve the problem of missing Java classes.
java.io.Serializable
interface or the java.io.Externalizable
interface.