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/*******************************************************************************
* Copyright (c) 2013 protos software gmbh (http://www.protos.de).
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* CONTRIBUTORS:
* Henrik Rentz-Reichert (initial contribution)
*
*******************************************************************************/
package org.eclipse.etrice.runtime.java.modelbase;
import java.util.ArrayList;
import java.util.LinkedList;
import org.eclipse.etrice.runtime.java.messaging.IRTObject;
import org.eclipse.etrice.runtime.java.messaging.RTServices;
/**
* @author Henrik Rentz-Reichert
*
*/
public class ReplicatedOptionalActorInterfaceBase extends OptionalActorInterfaceBase {
private static final char INDEX_SEP = ':';
private LinkedList<Integer> releasedIndices = new LinkedList<Integer>();
private ArrayList<ActorClassBase> actors = new ArrayList<ActorClassBase>();
/**
* @param parent
* @param name
* @param clsname
*/
public ReplicatedOptionalActorInterfaceBase(IEventReceiver parent, String name, String clsname) {
super(parent, name, clsname);
}
public int createOptionalActor(String actorClass, int thread) {
setSubtreeThread(thread);
// make sure the path is up to date
setOwnPath(getInstancePath());
IOptionalActorFactory factory = RTServices.getInstance().getSubSystem().getFactory(getClassName(), actorClass);
if (factory==null)
return -1;
// the factory will set our path2peers map
int index = getFreeIndex();
String name = getChildName(index);
logCreation(actorClass, name);
ActorClassBase actor = factory.create(this, name);
if (actor==null)
return -1;
actors.add(actor);
startSubTree();
return index;
}
/**
* @param idx
* @return
*/
public boolean destroyOptionalActor(int idx) {
String childName = getChildName(idx);
logDeletion(childName);
IRTObject child = getChild(childName);
if (!(child instanceof ActorClassBase))
return false;
((ActorClassBase)child).destroy();
releasedIndices.push(idx);
actors.remove(child);
return true;
}
public void destroyAllOptionalActors() {
for (ActorClassBase actor : actors) {
actor.destroy();
int idx = Integer.parseInt(actor.getName().substring(getName().length()));
releasedIndices.push(idx);
}
actors.clear();
}
public String getChildName(int idx) {
return getName()+INDEX_SEP+idx;
}
private int getFreeIndex() {
if (releasedIndices.isEmpty())
return actors.size();
else
return releasedIndices.pop();
}
public String toString(){
return "ReplicatedOptionalActorInterface(className="+getClassName()+", instancePath="+getInstancePath()+")";
}
}
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