kafka producer 0.8.2.1 示例

package test_kafka;

import java.util.Properties;
import java.util.concurrent.atomic.AtomicInteger;

import kafka.javaapi.producer.Producer;
import kafka.producer.KeyedMessage;
import kafka.producer.ProducerConfig;

public class KafkaProducer{

    public Properties initProperties(String broker) {
        Properties properties = new Properties();
        properties.put("metadata.broker.list", broker);
        properties.put("topic.metadata.refresh.interval.ms", "-1");
        properties.put("queue.enqueue.timeout.ms",  "-1");
        properties.put("request.timeout.ms", "10000");
        properties.put("request.required.acks", "-1");
        properties.put("retry.backoff.ms", "500");
        properties.put("compression.codec", "snappy");
        return properties;
    }

    public static void main(String[] args) {
        new KafkaProducer().start();
    }

    public void start() {
        String topic = "test_008_kafka";
        Properties props = initProperties("192.168.137.131:6667");
        Producer<byte[], byte[]> producer = new Producer<byte[], byte[]>(new ProducerConfig(props));
        AtomicInteger sendCount = new AtomicInteger(0);
        while (true) {
            int size = sendCount.addAndGet(1);
            byte[] message = (new String("Test_Kafka_Message_" + sendCount.get())).getBytes();
            byte[] key = ("msg_" + size).getBytes();
            producer.send(new KeyedMessage<byte[], byte[]>(topic, key, message));
            System.out.println(new String(message));
            if (size >= 50) {
                break;
            }
        }
    }
}