To create a custom action processor:
Create a new atomic action that will trigger the custom action processor.
Include the parameters required for the atomic action.
Create a new action processor and link it to the new atomic action.
Creating a new action processor will involve some type of coding (either a state table or Java processor with code generation method).
Link the new atomic action into your service model wherever it is needed.
Working with Custom Action Processors
Understanding the Java Processor Class