The Store-and-Forward client feature

Since Version 9.2, Weblogic Server has this neat feature called the Store-and-Forward (SAF) client, which enables a JMS remote client to keep messages locally whenever a connection problem occurs with the server. When the connection is re-established, the messages are delivered.

From a developer's viewpoint, this behavior is almost transparent—our code will complete the procedure without any errors, as if the message were actually delivered to its destination queue. This is a great feature to use when network outages are frequent, or even when you only have a specific time window to communicate with the server—instead of dealing with all the batching details from inside your code, you just delegate this responsibility to the JMS transport.

Also, the changes you have to apply to your code in order to enable the SAF client are pretty simple. The following is a typical set of parameters that we must declare in order to acquire a server connection and use a...