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| 30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover | |||||||||||||||||||
| Source file | Conditionals | Statements | Methods | TOTAL | |||||||||||||||
| SingleThreadedRequestor.java | 20% | 43.8% | 63.6% | 43.4% |
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| 1 |
/**
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*
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* Copyright 2005 LogicBlaze, Inc.
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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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**/
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package org.logicblaze.lingo.jms.impl;
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import org.logicblaze.lingo.jms.JmsProducer;
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import org.logicblaze.lingo.jms.Requestor;
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import javax.jms.Connection;
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import javax.jms.ConnectionFactory;
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import javax.jms.Destination;
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import javax.jms.JMSException;
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import javax.jms.Message;
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import javax.jms.MessageConsumer;
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import javax.jms.Session;
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import javax.jms.TemporaryQueue;
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import javax.jms.TemporaryTopic;
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/**
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* A simple {@link org.logicblaze.lingo.jms.Requestor} which can only be used by one thread at once
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* and only used for one message exchange at once.
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*
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* @version $Revision: 1.1 $
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*/
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public class SingleThreadedRequestor extends OneWayRequestor { |
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private Connection connection;
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private Session session;
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private Destination temporaryDestination;
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private MessageConsumer receiver;
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private long maximumTimeout = 20000L; |
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| 45 |
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| 47 | 0 |
public static Requestor newInstance(ConnectionFactory connectionFactory, Destination serverDestination) throws JMSException { |
| 48 | 0 |
JmsProducer producer = DefaultJmsProducer.newInstance(connectionFactory); |
| 49 | 0 |
return new SingleThreadedRequestor(producer.getSession(), producer, serverDestination); |
| 50 |
} |
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| 51 |
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| 52 | 25 |
public SingleThreadedRequestor(Session session, JmsProducer producer, Destination serverDestination) throws JMSException { |
| 53 | 25 |
super(producer, serverDestination);
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| 54 | 25 |
this.session = session;
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temporaryDestination = createTemporaryDestination(session); |
| 56 | 25 |
receiver = session.createConsumer(temporaryDestination); |
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} |
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| 59 | 21 |
public Message request(Destination destination, Message message) throws JMSException { |
| 60 | 21 |
oneWay(destination, message); |
| 61 | 21 |
long timeout = getMaximumTimeout();
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| 62 | 21 |
return receive(timeout);
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} |
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| 65 | 0 |
public Message request(Destination destination, Message message, long timeout) throws JMSException { |
| 66 | 0 |
oneWay(destination, message); |
| 67 | 0 |
return receive(timeout);
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| 68 |
} |
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| 69 |
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| 70 | 21 |
public Message receive(long timeout) throws JMSException { |
| 71 | 21 |
if (timeout < 0) {
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| 72 | 0 |
return receiver.receive();
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} |
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| 74 | 21 |
else if (timeout == 0) { |
| 75 | 0 |
return receiver.receiveNoWait();
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} |
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| 77 | 21 |
return receiver.receive(timeout);
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} |
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| 79 |
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| 80 | 0 |
public synchronized void close() throws JMSException { |
| 81 |
// producer and consumer created by constructor are implicitly closed.
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| 82 | 0 |
session.close(); |
| 83 | 0 |
if (temporaryDestination instanceof TemporaryQueue) { |
| 84 | 0 |
((TemporaryQueue) temporaryDestination).delete(); |
| 85 |
} |
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| 86 | 0 |
else if (temporaryDestination instanceof TemporaryTopic) { |
| 87 | 0 |
((TemporaryTopic) temporaryDestination).delete(); |
| 88 |
} |
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| 89 | 0 |
super.close();
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| 90 |
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| 91 | 0 |
if (connection != null) { |
| 92 | 0 |
connection.close(); |
| 93 |
} |
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| 94 | 0 |
connection = null;
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| 95 | 0 |
session = null;
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| 96 | 0 |
temporaryDestination = null;
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} |
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| 98 |
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| 99 | 87 |
public long getMaximumTimeout() { |
| 100 | 87 |
return maximumTimeout;
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| 101 |
} |
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| 102 |
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/**
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* Sets the maximum default timeout used for remote requests. If set to <= 0 then
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* the timeout is ignored.
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*
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* @param maximumTimeout
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*/
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| 109 | 0 |
public void setMaximumTimeout(long maximumTimeout) { |
| 110 | 0 |
this.maximumTimeout = maximumTimeout;
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| 111 |
} |
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| 112 |
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// Implementation methods
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| 114 |
//-------------------------------------------------------------------------
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| 115 | 25 |
protected TemporaryQueue createTemporaryDestination(Session session) throws JMSException { |
| 116 | 25 |
return session.createTemporaryQueue();
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| 117 |
} |
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| 118 |
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| 119 | 92 |
protected void populateHeaders(Message message) throws JMSException { |
| 120 | 92 |
message.setJMSReplyTo(temporaryDestination); |
| 121 |
} |
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| 122 |
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| 123 | 18 |
protected MessageConsumer getReceiver() {
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| 124 | 18 |
return receiver;
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| 125 |
} |
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| 126 |
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| 127 |
} |
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| 128 |
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