/*
* (C) 2007-2012 Alibaba Group Holding Limited.
*
* Licensed 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.
* Authors:
* wuhua <wq163@163.com> , boyan <killme2008@gmail.com>
*/
package com.taobao.metamorphosis.example;
import static com.taobao.metamorphosis.example.Help.initMetaConfig;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import com.taobao.metamorphosis.Message;
import com.taobao.metamorphosis.client.MessageSessionFactory;
import com.taobao.metamorphosis.client.MetaMessageSessionFactory;
import com.taobao.metamorphosis.client.producer.MessageProducer;
/**
* �����߱�������ļ�����
*
* @author boyan(boyan@taobao.com)
* @date 2011-8-26
*
*/
public class TransactionProducer {
public static void main(final String[] args) throws Exception {
// New session factory,ǿ�ҽ���ʹ�õ���
final MessageSessionFactory sessionFactory = new MetaMessageSessionFactory(initMetaConfig());
// create producer,ǿ�ҽ���ʹ�õ���
final MessageProducer producer = sessionFactory.createProducer();
// publish topic
final String topic = "meta-test";
producer.publish(topic);
// ��������ʱΪ10��
producer.setTransactionTimeout(10);
final BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String line = null;
while ((line = readLine(reader)) != null) {
try {
// ��ʼ����
producer.beginTransaction();
// �������ڷ���������Ϣ
if (!producer.sendMessage(new Message(topic, line.getBytes())).isSuccess()) {
// ����ʧ�ܣ������ع�
producer.rollback();
continue;
}
if (!producer.sendMessage(new Message(topic, line.getBytes())).isSuccess()) {
producer.rollback();
continue;
}
// �ύ
producer.commit();
}
catch (final Exception e) {
producer.rollback();
}
}
}
private static String readLine(final BufferedReader reader) throws IOException {
System.out.println("Type message to send:");
return reader.readLine();
}
}