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/**
* COOS - Connected Objects Operating System (www.connectedobjects.org).
*
* Copyright (C) 2009 Telenor ASA and Tellu AS. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see .
*
* You may also contact one of the following for additional information:
* Telenor ASA, Snaroyveien 30, N-1331 Fornebu, Norway (www.telenor.no)
* Tellu AS, Hagalokkveien 13, N-1383 Asker, Norway (www.tellu.no)
*/
package org.coos.actorframe;
import org.coos.javaframe.ActorAddress;
import org.coos.javaframe.State;
import org.coos.javaframe.StateMachine;
import org.coos.javaframe.TraceConstants;
import org.coos.javaframe.messages.AFPropertyMsg;
import org.coos.javaframe.messages.ActorMsg;
/**
* @author Knut Eilif Husa, Tellu AS
*/
public class ActorDomainCS extends ActorCS {
public ActorDomainCS(String sn) {
super(sn);
}
// Definition of states
public State waitCreation = new State("waitCreation", this);
final long TIMER_ACTOR_REG = 15 * 1000;
final String TARGET_ACTOR = "targetActor";
// On exit from the sub state ActorSuspended
/*
* public void outofInnerCompositeState(CompositeState cs, int exNo,
* StateMachine curfsm) { //curfsm.startTimer(TIMER_ACTOR_REG,
* TIMER_ACTOR_REG_ID); super.outofInnerCompositeState(cs, exNo, curfsm); }
*/
public void execTrans(ActorMsg sig, State st, StateMachine curfsm) {
ActorDomainSM asm = (ActorDomainSM) curfsm;
if (st == idle) {
if (sig.equals(START_PLAYING_MSG)) {
asm.getScheduler().upDateVisibleActors(asm);
asm.startTimer(TIMER_ACTOR_REG, TIMER_ACTOR_REG_ID);
// asm.setTraceLevel(TraceConstants.tlError);
sameState(curfsm);
return;
} else if (sig.equals(ROLE_CREATE_MSG)) {
performExit(curfsm);
// check if targetActor is set in RoleCreate. If so this message
// shall be send to
// the this target actor. Current actor is a ActorDomain acntor,
// that forward role create
// messages
if (sig.getProperty(TARGET_ACTOR) != null) {
// forward this message to the target actor
// may extend with a check that its actor exists as a part.
asm.remoteActor = sig.getSenderRole(); // store it to later
// if (asm.findRoleSpec(rpm.targetActor.getActorType(),
// asm.getParts()) != null) {
// part type exists
asm.setTraceLevel(sig.getInt(TRACE_LEVEL_PROP));
ActorAddress target = (ActorAddress) ((ActorAddress) sig.getProperty(TARGET_ACTOR)).clone();
sig.setProperty(TARGET_ACTOR, null);
// sig.setTargetActor(null);
asm.sendMessage(sig, target);
nextState(waitCreation, curfsm);
return;
} else {
nextState(idle, curfsm);
// exec super
super.execTrans(sig, st, curfsm);
return;
}
} else if (sig.equals(ROLE_PLAY_MSG)) {
// RolePlayMsg rpm = (RolePlayMsg) sig;
ActorAddress targetActor = (ActorAddress) sig.getProperty(TARGET_ACTOR);
if (targetActor != null) {
// forward this message to the target actor
// may extend with a check that its actor exists as a part.
asm.remoteActor = sig.getSenderRole(); // store it to later
ActorAddress target = (ActorAddress) ((ActorAddress) sig.getProperty(TARGET_ACTOR)).clone();
sig.setProperty(TARGET_ACTOR, null);
asm.sendMessage(sig, target);
sameState(curfsm);
nextState(waitCreation, curfsm);
return;
} else {
nextState(idle, curfsm);
// exec super
super.execTrans(sig, st, curfsm);
return;
}
}
} else if (st == waitCreation) {
if (sig.equals(ROLE_CREATE_ACK_MSG)) {
performExit(curfsm);
sig.setReceiverRole(asm.remoteActor);
asm.sendMessage(sig);
asm.internalActors.addElement(sig.getSenderRole());
// ensure that the router is updated with all actors
asm.getScheduler().upDateVisibleActors(asm);
nextState(idle, curfsm);
return;
} else if (sig.equals(ROLE_CREATE_NACK_MSG)) {
performExit(curfsm);
sig.setReceiverRole(asm.remoteActor);
asm.sendMessage(sig);
nextState(idle, curfsm);
return;
} else if (sig.equals(ROLE_PLAY_ACK_MSG)) {
performExit(curfsm);
sig.setReceiverRole(asm.remoteActor);
asm.sendMessage(sig);
asm.internalActors.addElement(sig.getSenderRole());
// ensure that the router is updated with all actors
asm.getScheduler().upDateVisibleActors(asm);
nextState(idle, curfsm);
return;
} else if (sig.equals(ROLE_CREATE_MSG)) {
save(sig, curfsm);
return;
} else if (sig.equals(ROLE_PLAY_MSG)) {
save(sig, curfsm);
return;
}
} /*
* else if (st == actorSuspended){ if
* (sig.equals(APPLICATION_SPEC_CHANGED_MSG)) { // check all actor types
* to see if the actor spec has changed. // send roleUpdate msg to those
* instances of that type ApplicationSpec newApppec =
* (ApplicationSpec)sig
* .getProperty(APPLICATION_SPEC_CHANGED_MSG_APP_SPEC); Enumeration en =
* asm.getApplicationSpec().getActorSpecs().elements(); while
* (en.hasMoreElements()) { ActorSpec oldActorSpec = (ActorSpec)
* en.nextElement(); ActorSpec newActorSpec =
* (ActorSpec)newApppec.getActorSpecs
* ().get(oldActorSpec.getActorType()); if
* (oldActorSpec.equals(newActorSpec)) continue; // send an update msg
* to all instances of that type
*
* }
*
*
*
* } }
*/
// execute super behavior
super.execTrans(sig, st, curfsm);
if (asm.isSaveDone()) {
return;
}
// Update the router with visible actors in this schedulerData
if (sig.equals(TIMER_MSG)) {
AFPropertyMsg am = (AFPropertyMsg) sig;
if (am.getProperty(TIMER_ID).equals(TIMER_ACTOR_REG_ID)) {
// update visible statemachines
asm.getScheduler().upDateVisibleActors(asm);
asm.setTraceLevel(TraceConstants.tlWarn);
asm.startTimer(TIMER_ACTOR_REG, TIMER_ACTOR_REG_ID);
}
sameState(curfsm);
return;
}
}
}
