MetaQ简单实用demo

Metaq的生产者代码

import java.io.BufferedReader;
import java.io.InputStreamReader;

import com.taobao.metamorphosis.Message;
import com.taobao.metamorphosis.client.MessageSessionFactory;
import com.taobao.metamorphosis.client.MetaClientConfig;
import com.taobao.metamorphosis.client.MetaMessageSessionFactory;
import com.taobao.metamorphosis.client.producer.MessageProducer;
import com.taobao.metamorphosis.client.producer.SendResult;
import com.taobao.metamorphosis.utils.ZkUtils.ZKConfig;

public class MetaqProvider {
    
    public static void main(String[] args) throws Exception {
        final MetaClientConfig metaClientConfig = new MetaClientConfig();
        final ZKConfig zkConfig = new ZKConfig();
        zkConfig.zkConnect = Constant.METAZK;
        final String topic = Constant.METATOPIC;
        metaClientConfig.setZkConfig(zkConfig);
        MessageSessionFactory sessionFactory = new MetaMessageSessionFactory(metaClientConfig);
        MessageProducer producer = sessionFactory.createProducer();
        
        producer.publish(topic);

        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
        String line = null;
        while ((line = reader.readLine()) != null) 
        {
            SendResult sendResult = producer.sendMessage(new Message(topic, line.getBytes()));
            if (!sendResult.isSuccess()) 
            {
                System.err.println("Send message failed,error message:" + sendResult.getErrorMessage());
            }
            else {
                System.out.println("Send message successfully,sent to " + sendResult.getPartition());
            }
        }
    }

}

 

Metaq消费者代码

import com.taobao.metamorphosis.Message;
import com.taobao.metamorphosis.client.MessageSessionFactory;
import com.taobao.metamorphosis.client.MetaClientConfig;
import com.taobao.metamorphosis.client.MetaMessageSessionFactory;
import com.taobao.metamorphosis.client.consumer.ConsumerConfig;
import com.taobao.metamorphosis.client.consumer.MessageConsumer;
import com.taobao.metamorphosis.client.consumer.MessageListener;
import com.taobao.metamorphosis.exception.MetaClientException;
import com.taobao.metamorphosis.utils.ZkUtils.ZKConfig;

public class MetaqConsumer {
    private static final MetaClientConfig metaClientConfig = new MetaClientConfig();
    private static final ZKConfig zkConfig = new ZKConfig();
    private static final String topic = Constant.METATOPIC;
    private static final String group = Constant.METAGROUP;
    
    public static void main(String[] args) throws Exception {
        　　zkConfig.zkConnect = Constant.METAZK;
            metaClientConfig.setZkConfig(zkConfig);
            MessageSessionFactory sessionFactory;
            MessageConsumer consumer;
            try {
                sessionFactory = new MetaMessageSessionFactory(metaClientConfig);
                consumer = sessionFactory.createConsumer(new ConsumerConfig(group));
                consumer.subscribe(topic, 1024 * 1024, new MessageListener() {
                    public void recieveMessages(Message message) {
                        System.out.println("Receive message " + new String(message.getData()));
                    }  
                    public Executor getExecutor() {
                        return null;
                    }
                });
                consumer.completeSubscribe();
            } catch (MetaClientException e) {
                e.printStackTrace();
            }
    }
    
}

#metaq的配置信息
meta.zk=192.168.46.161:2181
meta.group=meta-gp
meta.topic=meta-tpc

 

<!-- MetaQ start -->
 <dependency>
     <groupId>com.taobao.metamorphosis</groupId>
     <artifactId>metamorphosis-client</artifactId>
     <version>1.4.6.2</version>
</dependency>
<dependency>
     <groupId>com.taobao.metamorphosis</groupId>
     <artifactId>metamorphosis-tools</artifactId>
      <version>1.4.6.2</version>
</dependency>
<!-- MetaQ end -->