kafka工具

/**

• kafka工具

• @author albert.ding
  */
  @Component
  public class KafkaUtil {

  @Autowired
  private KafkaTemplate<String, byte[]> kafkaTemplate;

  /**

  • 发送消息到kafka
  • @author albert.ding
  • @param topic
  • @param key key值hash取模，根据模值决定写入哪个partition
  • @param message
    /
    public void sendMsg(String topic, String key, byte[] message){
    kafkaTemplate.send(topic, key, message);
    }
    /*
  • 发送消息到kafka
  • @author albert.ding
  • @param topic
  • @param key key值hash取模，根据模值决定写入哪个partition
  • @param message
    /
    public void sendMsg(String topic, String key, String message){
    try {
    sendMsg(topic, key, message.getBytes(Constant.DEFAULT_CHARSET));
    } catch (UnsupportedEncodingException e) {
    }
    }
    /*
  • 发送消息到kafka
  • @author albert.ding
  • @param topic
  • @param key key值hash取模，根据模值决定写入哪个partition
  • @param message
    */
    public void sendMsg(String topic, String key, Object message){
    String json = JSONObject.toJSONString(message);
    try {
    sendMsg(topic, key, json.getBytes(Constant.DEFAULT_CHARSET));
    } catch (UnsupportedEncodingException e) {
    }
    }
    }