org.agilewiki.jactor.simpleMachine

Class _Call

java.lang.Object

org.agilewiki.jactor.simpleMachine._Call

All Implemented Interfaces:

_Operation

public final class _Call
extends Object
implements _Operation

Instantiate and execute a subordinate state machine.

            SMBuilder doubler = new SMBuilder();
            doubler._return(new ObjectFunc() {
                public Object get(StateMachine sm) {
                    int req = ((Integer) sm.request).intValue();
                    return req * 2;
                }
            });

            SMBuilder main = new SMBuilder();
            main._call(doubler, new ObjectFunc() {
                public Object get(StateMachine sm) {
                    return sm.request;
                }
            }, "rsp");
            main._return(new ObjectFunc() {
                public Object get(StateMachine sm) {
                    return sm.get("rsp");
                }
            });

            main.call(3, rp);

            Response:
            6
 

Field Summary

Fields

Modifier and Type	Field and Description
ObjectFunc	request The (indirect, optional) argument passed when the state machine was invoked.

Constructor Summary

Constructors

Constructor and Description
_Call(_SMBuilder parentSMB, _SMBuilder smb, ObjectFunc request, String resultName) Create a _Call.

Method Summary

Methods

Modifier and Type	Method and Description
void	call(SimpleMachine stateMachine, RP rp) Perform the operation.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

request

public ObjectFunc request

The (indirect, optional) argument passed when the state machine was invoked.

Constructor Detail

_Call

public _Call(_SMBuilder parentSMB,
     _SMBuilder smb,
     ObjectFunc request,
     String resultName)

Create a _Call.

Parameters:

parentSMB - The parent builder.

smb - The builder of the state machine to be executed.

request - An (indirect) optional argument passed when the state machine is invoked.

resultName - The name of the result, or null.

Method Detail

call

public void call(SimpleMachine stateMachine,
        RP rp)
          throws Exception

Perform the operation.

Specified by:

call in interface _Operation

Parameters:

stateMachine - The state machine driving the operation.

rp - The response processor.

Throws:

Exception - Any uncaught exceptions raised while performing the operation.