| /* |
| * |
| * 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.qpid.topic; |
| |
| import javax.jms.*; |
| |
| public class Publisher implements MessageListener |
| { |
| private final Object _lock = new Object(); |
| private final Connection _connection; |
| private final Session _session; |
| private final MessageFactory _factory; |
| private final MessageProducer _publisher; |
| private int _count; |
| |
| Publisher(Connection connection, int size, int ackMode, boolean persistent) throws Exception |
| { |
| _connection = connection; |
| _session = _connection.createSession(false, ackMode); |
| _factory = new MessageFactory(_session, size); |
| _publisher = _factory.createTopicPublisher(); |
| _publisher.setDeliveryMode(persistent ? DeliveryMode.PERSISTENT : DeliveryMode.NON_PERSISTENT); |
| System.out.println("Publishing " + (persistent ? "persistent" : "non-persistent") + " messages of " + size + " bytes, " + Config.getAckModeDescription(ackMode) + "."); |
| } |
| |
| private void test(Config config) throws Exception |
| { |
| test(config.getBatch(), config.getDelay(), config.getMessages(), config.getClients(), config.getWarmup()); |
| } |
| |
| private void test(int batches, long delay, int msgCount, int consumerCount, int warmup) throws Exception |
| { |
| _factory.createControlConsumer().setMessageListener(this); |
| _connection.start(); |
| |
| if (warmup > 0) |
| { |
| System.out.println("Runing warmup (" + warmup + " msgs)"); |
| long time = batch(warmup, consumerCount); |
| System.out.println("Warmup completed in " + time + "ms"); |
| } |
| |
| long[] times = new long[batches]; |
| for (int i = 0; i < batches; i++) |
| { |
| if (i > 0) |
| { |
| Thread.sleep(delay * 1000); |
| } |
| times[i] = batch(msgCount, consumerCount); |
| System.out.println("Batch " + (i + 1) + " of " + batches + " completed in " + times[i] + " ms."); |
| } |
| |
| long min = min(times); |
| long max = max(times); |
| System.out.println("min: " + min + ", max: " + max + " avg: " + avg(times, min, max)); |
| |
| //request shutdown |
| _publisher.send(_factory.createShutdownMessage()); |
| |
| _connection.stop(); |
| _connection.close(); |
| } |
| |
| private long batch(int msgCount, int consumerCount) throws Exception |
| { |
| _count = consumerCount; |
| long start = System.currentTimeMillis(); |
| publish(msgCount); |
| waitForCompletion(consumerCount); |
| return System.currentTimeMillis() - start; |
| } |
| |
| private void publish(int count) throws Exception |
| { |
| |
| //send events |
| for (int i = 0; i < count; i++) |
| { |
| _publisher.send(_factory.createEventMessage()); |
| if ((i + 1) % 100 == 0) |
| { |
| System.out.println("Sent " + (i + 1) + " messages"); |
| } |
| } |
| |
| //request report |
| _publisher.send(_factory.createReportRequestMessage()); |
| } |
| |
| private void waitForCompletion(int consumers) throws Exception |
| { |
| System.out.println("Waiting for completion..."); |
| synchronized (_lock) |
| { |
| while (_count > 0) |
| { |
| _lock.wait(); |
| } |
| } |
| } |
| |
| |
| public void onMessage(Message message) |
| { |
| System.out.println("Received report " + _factory.getReport(message) + " " + --_count + " remaining"); |
| if (_count == 0) |
| { |
| synchronized (_lock) |
| { |
| _lock.notify(); |
| } |
| } |
| } |
| |
| static long min(long[] times) |
| { |
| long min = times.length > 0 ? times[0] : 0; |
| for (int i = 0; i < times.length; i++) |
| { |
| min = Math.min(min, times[i]); |
| } |
| return min; |
| } |
| |
| static long max(long[] times) |
| { |
| long max = times.length > 0 ? times[0] : 0; |
| for (int i = 0; i < times.length; i++) |
| { |
| max = Math.max(max, times[i]); |
| } |
| return max; |
| } |
| |
| static long avg(long[] times, long min, long max) |
| { |
| long sum = 0; |
| for (int i = 0; i < times.length; i++) |
| { |
| sum += times[i]; |
| } |
| |
| int adjustment = 0; |
| |
| // Remove min and max if we have run enough batches. |
| if (times.length > 2) |
| { |
| sum -= min; |
| sum -= max; |
| adjustment = 2; |
| } |
| |
| return (sum / (times.length - adjustment)); |
| } |
| |
| public static void main(String[] argv) throws Exception |
| { |
| Config config = new Config(); |
| config.setOptions(argv); |
| |
| Connection con = config.createConnection(); |
| int size = config.getPayload(); |
| int ackMode = config.getAckMode(); |
| boolean persistent = config.usePersistentMessages(); |
| new Publisher(con, size, ackMode, persistent).test(config); |
| } |
| } |