How to Declare Extension Namespaces

To declare extension namespaces:

In a BPEL 2.0 process, click the Extensions icon above Oracle BPEL Designer.

The Extensions dialog is displayed.
Select the Extensions folder, then click the Add icon.

The Extension dialog is displayed.
In the Namespace field, enter the extension namespace to declare. This namespace must be different from the standard BPEL namespace.
If you want the extensions to be recognized by the BPEL process, select the Must Understand check box.
Click OK.
Click Close.