/* * Copyright (C) 2010 Stanford University * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package edu.stanford.junction.provider.jvm; import java.net.URI; import java.util.Collections; import java.util.HashMap; import java.util.Map; import org.json.JSONObject; import edu.stanford.junction.api.activity.JunctionActor; import edu.stanford.junction.api.messaging.MessageHeader; public class MultiJunction { private static Map<URI,MultiJunction>multiJunctions = Collections.synchronizedMap( new HashMap<URI,MultiJunction>()); Map<String,JunctionActor> actorMap; URI uri; public static MultiJunction get(URI uri, JunctionActor actor) { MultiJunction j; if (!multiJunctions.containsKey(uri)) { j = new MultiJunction(uri); multiJunctions.put(uri,j); } else { j = multiJunctions.get(uri); } j.registerActor(actor); return j; } private MultiJunction(URI uri) { actorMap = new HashMap<String, JunctionActor>(); this.uri = uri; } private void registerActor(JunctionActor actor) { actorMap.put(actor.getActorID(),actor); } protected void sendMessageToActor(JunctionActor from, String actorID, JSONObject message) { if (actorMap.containsKey(actorID)) { actorMap.get(actorID).getJunction().triggerMessageReceived( new MessageHeader(from.getJunction(),message,from.getActorID()), message); } } protected void sendMessageToRole(JunctionActor from, String role, JSONObject message) { if (role == null) return; for (JunctionActor actor : actorMap.values()) { for (String r : actor.getRoles()) { if (role.equals(r)) { actorMap.get(actor.getActorID()).getJunction().triggerMessageReceived( new MessageHeader(from.getJunction(),message,from.getActorID()), message); } } } } protected void sendMessageToSession(JunctionActor from, JSONObject message) { for (JunctionActor actor : actorMap.values()) { actorMap.get(actor.getActorID()).getJunction().triggerMessageReceived( new MessageHeader(from.getJunction(),message,from.getActorID()), message); } } }