/* * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you 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 org.apache.vysper.xmpp.delivery; import java.util.HashMap; import java.util.Map; import java.util.concurrent.atomic.AtomicBoolean; import org.apache.vysper.xmpp.addressing.Entity; import org.apache.vysper.xmpp.delivery.failure.DeliveryException; import org.apache.vysper.xmpp.delivery.failure.DeliveryFailureStrategy; import org.apache.vysper.xmpp.delivery.failure.LocalRecipientOfflineException; import org.apache.vysper.xmpp.delivery.failure.ServiceNotAvailableException; import org.apache.vysper.xmpp.server.ServerRuntimeContext; import org.apache.vysper.xmpp.stanza.Stanza; /** * relays stanzas to a StanzaReceiver identified by an Entity * this relay is mostly for testing purposes */ public class StanzaReceiverRelay implements StanzaRelay { private final Map<Entity, StanzaReceiver> receiverMap = new HashMap<Entity, StanzaReceiver>(); private boolean exploitFailureStrategy = true; private ServerRuntimeContext serverRuntimeContext = null; private int countRelayed = 0; private int countFailed = 0; private int countDelivered = 0; private final AtomicBoolean acceptingMode = new AtomicBoolean(true); public void setServerRuntimeContext(ServerRuntimeContext serverRuntimeContext) { this.serverRuntimeContext = serverRuntimeContext; } /** * add new receiver */ public void add(Entity receiverID, StanzaReceiver receiver) { receiverMap.put(receiverID, receiver); } public void relay(Entity receiver, Stanza stanza, DeliveryFailureStrategy deliveryFailureStrategy) throws DeliveryException { if (!isRelaying()) { throw new ServiceNotAvailableException("relay is not relaying"); } countRelayed++; if (receiver == null) throw new DeliveryException("receiver cannot be NULL"); if (receiverMap.get(receiver) == null) { if (deliveryFailureStrategy != null && exploitFailureStrategy) { countFailed++; deliveryFailureStrategy.process(stanza, null); // TODO needs return here? } throw new LocalRecipientOfflineException("cannot find receiver " + receiver.getFullQualifiedName()); } countDelivered++; receiverMap.get(receiver).deliver(stanza); } public boolean isRelaying() { return acceptingMode.get(); } public void stop() { acceptingMode.set(false); } public int getCountRelayed() { return countRelayed; } public int getCountFailed() { return countFailed; } public int getCountDelivered() { return countDelivered; } /** * all receiver queues are emptied */ public void resetAll() { synchronized (receiverMap) { for (StanzaReceiver receiver : receiverMap.values()) { if (receiver instanceof StanzaReceiverQueue) { StanzaReceiverQueue stanzaReceiverQueue = (StanzaReceiverQueue) receiver; // emptying by retrieving all stanzas from the queue while (stanzaReceiverQueue.getNext() != null) { // continue } } } } countRelayed = 0; countDelivered = 0; } }