... 78building, 399 deriving custom class from, 399 extending, 398 – 399 , 402implementing, 397 org .apache. struts. action package, 399 process() method, 356, 4 09 processActionPerform() method, 405, 407,4 09 processForward() ... 320RequestProcessor class, 356, 399 , 4 09 processActionPerform() methodRequestProcessor class, 399 , 407, 4 09 implementing, 405processForward() methodRequestProcessor class, 407, 4 09 ■INDEX 494 Ch16_Index_73 89_ CMP2 ... class, 88methods for extending, 391 plug-ins, 4 09 410providing common services to Actions, 392 RequestProcessor class, 398 – 399 building, 399 revisiting, 405–4 09 using instead of filter, 400–403verifying...