116 lines
3.8 KiB
Java
116 lines
3.8 KiB
Java
/**
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*
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* Copyright the original author or authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack;
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import java.io.IOException;
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import java.util.concurrent.ArrayBlockingQueue;
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import java.util.concurrent.BlockingQueue;
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import java.util.concurrent.LinkedBlockingQueue;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import org.jivesoftware.smack.SmackException.NotConnectedException;
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import org.jivesoftware.smack.packet.IQ;
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import org.jivesoftware.smack.packet.Message;
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import org.jivesoftware.smack.packet.Stanza;
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import org.jivesoftware.smack.packet.IQ.Type;
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/**
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* A threaded dummy connection.
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* @author Robin Collier
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*
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*/
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public class ThreadedDummyConnection extends DummyConnection {
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private static final Logger LOGGER = Logger.getLogger(ThreadedDummyConnection.class.getName());
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private BlockingQueue<IQ> replyQ = new ArrayBlockingQueue<IQ>(1);
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private BlockingQueue<Stanza> messageQ = new LinkedBlockingQueue<Stanza>(5);
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private volatile boolean timeout = false;
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@Override
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public void sendStanza(Stanza packet) throws NotConnectedException, InterruptedException {
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super.sendStanza(packet);
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if (packet instanceof IQ && !timeout) {
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timeout = false;
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// Set reply packet to match one being sent. We haven't started the
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// other thread yet so this is still safe.
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IQ replyPacket = replyQ.peek();
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// If no reply has been set via addIQReply, then we create a simple reply
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if (replyPacket == null) {
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replyPacket = IQ.createResultIQ((IQ) packet);
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replyQ.add(replyPacket);
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}
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replyPacket.setStanzaId(packet.getStanzaId());
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replyPacket.setFrom(packet.getTo());
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replyPacket.setTo(packet.getFrom());
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replyPacket.setType(Type.result);
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new ProcessQueue(replyQ).start();
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}
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}
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/**
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* Calling this method will cause the next sendStanza call with an IQ stanza(/packet) to timeout.
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* This is accomplished by simply stopping the auto creating of the reply stanza(/packet)
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* or processing one that was entered via {@link #processPacket(Stanza)}.
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*/
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public void setTimeout() {
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timeout = true;
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}
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public void addMessage(Message msgToProcess) {
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messageQ.add(msgToProcess);
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}
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public void addIQReply(IQ reply) {
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replyQ.add(reply);
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}
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public void processMessages() {
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if (!messageQ.isEmpty())
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new ProcessQueue(messageQ).start();
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else
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LOGGER.warning("No messages to process");
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}
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class ProcessQueue extends Thread {
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private BlockingQueue<? extends Stanza> processQ;
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ProcessQueue(BlockingQueue<? extends Stanza> queue) {
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processQ = queue;
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}
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@Override
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public void run() {
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try {
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processPacket(processQ.take());
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} catch (InterruptedException e) {
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LOGGER.log(Level.WARNING, "exception", e);
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}
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}
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}
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public static ThreadedDummyConnection newInstance() throws SmackException, IOException, XMPPException, InterruptedException {
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ThreadedDummyConnection threadedDummyConnection = new ThreadedDummyConnection();
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threadedDummyConnection.connect();
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return threadedDummyConnection;
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}
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}
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