| /* |
| * 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.server.SessionContext; |
| 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(SessionContext sessionContext, 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; |
| } |
| } |