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Diffstat (limited to 'qpid/java/tools/src/main/java/org/apache/qpid/testkit/Sender.java')
| -rw-r--r-- | qpid/java/tools/src/main/java/org/apache/qpid/testkit/Sender.java | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/qpid/java/tools/src/main/java/org/apache/qpid/testkit/Sender.java b/qpid/java/tools/src/main/java/org/apache/qpid/testkit/Sender.java new file mode 100644 index 0000000000..14b9b7302f --- /dev/null +++ b/qpid/java/tools/src/main/java/org/apache/qpid/testkit/Sender.java @@ -0,0 +1,197 @@ +/* + * + * 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.testkit; + + +import java.text.DateFormat; +import java.text.DecimalFormat; +import java.text.NumberFormat; +import java.text.SimpleDateFormat; +import java.util.Random; + +import javax.jms.Connection; +import javax.jms.DeliveryMode; +import javax.jms.Destination; +import javax.jms.Message; +import javax.jms.MessageConsumer; +import javax.jms.MessageProducer; +import javax.jms.Session; +import javax.jms.TextMessage; + +import org.apache.qpid.client.AMQAnyDestination; +import org.apache.qpid.client.AMQConnection; +import org.apache.qpid.tools.MessageFactory; + +/** + * A generic sender which sends a stream of messages + * to a given address in a broker (host/port) + * until told to stop by killing it. + * + * It has a feedback loop to ensure it doesn't fill + * up queues due to a slow consumer. + * + * It doesn't check for correctness or measure anything + * leaving those concerns to another entity. + * However it prints a timestamp every x secs(-Dreport_frequency) + * as checkpoint to figure out how far the test has progressed if + * a failure occurred. + * + * It also takes in an optional Error handler to + * pass out any error in addition to writing them to std err. + * + * This is intended more as building block to create + * more complex test cases. However there is a main method + * provided to use this standalone. + * + * The following options are available and configurable + * via jvm args. + * + * msg_size (256) + * msg_count (10) - # messages before waiting for feedback + * sleep_time (1000 ms) - sleep time btw each iteration + * report_frequency - how often a timestamp is printed + * durable + * transacted + * tx_size - size of transaction batch in # msgs. + */ +public class Sender extends Client +{ + protected int msg_size = 256; + protected int msg_count = 10; + protected int iterations = -1; + protected long sleep_time = 1000; + + protected Destination dest = null; + protected Destination replyTo = null; + protected DateFormat df = new SimpleDateFormat("yyyy.MM.dd 'at' HH:mm:ss"); + protected NumberFormat nf = new DecimalFormat("##.00"); + + protected MessageProducer producer; + Random gen = new Random(19770905); + + public Sender(Connection con,String addr) throws Exception + { + super(con); + this.msg_size = Integer.getInteger("msg_size", 100); + this.msg_count = Integer.getInteger("msg_count", 10); + this.iterations = Integer.getInteger("iterations", -1); + this.sleep_time = Long.getLong("sleep_time", 1000); + this.setSsn(con.createSession(isTransacted(),Session.AUTO_ACKNOWLEDGE)); + this.dest = new AMQAnyDestination(addr); + this.producer = getSsn().createProducer(dest); + this.replyTo = getSsn().createTemporaryQueue(); + + System.out.println("Sending messages to : " + addr); + } + + /* + * If msg_size not specified it generates a message + * between 500-1500 bytes. + */ + protected Message getNextMessage() throws Exception + { + int s = msg_size == -1 ? 500 + gen.nextInt(1000) : msg_size; + Message msg = (getContentType().equals("text/plain")) ? + MessageFactory.createTextMessage(getSsn(), s): + MessageFactory.createBytesMessage(getSsn(), s); + + msg.setJMSDeliveryMode((isDurable()) ? DeliveryMode.PERSISTENT + : DeliveryMode.NON_PERSISTENT); + return msg; + } + + public void run() + { + try + { + boolean infinite = (iterations == -1); + for (int x=0; infinite || x < iterations; x++) + { + long now = System.currentTimeMillis(); + if (now - getStartTime() >= getReportFrequency()) + { + System.out.println(df.format(now) + " - iterations : " + x); + setStartTime(now); + } + + for (int i = 0; i < msg_count; i++) + { + Message msg = getNextMessage(); + msg.setIntProperty("sequence",i); + producer.send(msg); + if (isTransacted() && msg_count % getTxSize() == 0) + { + getSsn().commit(); + } + } + TextMessage m = getSsn().createTextMessage("End"); + m.setJMSReplyTo(replyTo); + producer.send(m); + + if (isTransacted()) + { + getSsn().commit(); + } + + MessageConsumer feedbackConsumer = getSsn().createConsumer(replyTo); + feedbackConsumer.receive(); + feedbackConsumer.close(); + if (isTransacted()) + { + getSsn().commit(); + } + Thread.sleep(sleep_time); + } + } + catch (Exception e) + { + handleError("Exception sending messages",e); + } + } + + // Receiver host port address + public static void main(String[] args) throws Exception + { + String host = "127.0.0.1"; + int port = 5672; + String addr = "message_queue"; + + if (args.length > 0) + { + host = args[0]; + } + if (args.length > 1) + { + port = Integer.parseInt(args[1]); + } + if (args.length > 2) + { + addr = args[2]; + } + + AMQConnection con = new AMQConnection( + "amqp://username:password@topicClientid/test?brokerlist='tcp://" + + host + ":" + port + "'"); + + Sender sender = new Sender(con,addr); + sender.run(); + } +} |