Пример #1
0
 /**
  * 判断两个node对象中host和port是否相等
  *
  * @author ningyu
  * @date 2013-1-26 下午3:46:50
  * @param anObject
  * @return
  * @see java.lang.Object#equals(java.lang.Object)
  */
 @Override
 public boolean equals(Object anObject) {
   if (this == anObject) {
     return true;
   }
   if (anObject instanceof Node) {
     Node node = (Node) anObject;
     if (this.getHost().equals(node.getHost()) && (this.getPort() == node.getPort())) {
       return true;
     }
   }
   return false;
 }
Пример #2
0
 /**
  * 执行redis ping操作
  *
  * @author ningyu
  * @date 2013-1-26 下午3:51:07
  * @param node
  * @return
  * @see
  */
 public static boolean pingNode(Node node) {
   Jedis j = null;
   try {
     j = new Jedis(node.getHost(), node.getPort());
     String re = j.ping();
     return re.equals("PONG");
   } catch (Exception e) {
     return false;
   } finally {
     if (j != null) {
       j.disconnect();
     }
   }
 }
Пример #3
0
  /**
   * 将字符串描述转换成node对象
   *
   * @author ningyu
   * @date 2013-1-26 下午3:47:28
   * @param msg
   * @return
   * @see
   */
  public static Node unmarshal(String msg) {
    Node head = null;
    Node node = null;
    String str = msg.substring(1, msg.length() - 1);
    String[] nodes = str.split("\\},\\{");
    for (String s : nodes) {
      String[] ps = s.split(",");
      Node cur = new Node();

      cur.setHost(ps[0].split(":")[1]);
      cur.setPort(Integer.valueOf(ps[1].split(":")[1]));

      String password = ps[2].split(":")[1];
      cur.setPassword(password.equals("null") ? null : password);

      cur.setWeight(Integer.valueOf(ps[3].split(":")[1]));

      String name = ps[4].split(":")[1];
      cur.setName(name.equals("null") ? null : name);

      String timeout = ps[5].split(":")[1];
      if (timeout.endsWith("}")) {
        timeout = timeout.substring(0, timeout.length() - 1);
      }
      cur.setTimeout(Integer.valueOf(timeout));
      if (node == null) {
        node = cur;
        head = node;
      } else {
        node.setNext(cur);
        cur.setPrevious(node);
        node = cur;
      }
    }
    return head;
  }
Пример #4
0
 /**
  * 返回json字符串
  *
  * @author ningyu
  * @date 2013-1-26 下午3:47:45
  * @param node
  * @return
  * @see
  */
 private static String passJson(Node node) {
   StringBuilder sb = new StringBuilder();
   if (node != null) {
     sb.append("{");
     sb.append("host:" + node.getHost()).append(", ");
     sb.append("port:" + node.getPort()).append(", ");
     sb.append("password:"******", ");
     sb.append("weight:" + node.getWeight()).append(", ");
     sb.append("name:" + node.getName()).append(", ");
     sb.append("timeout:" + node.getTimeout());
     sb.append("}");
     node = node.getNext();
     if (node != null) {
       sb.append(",");
       sb.append(passJson(node));
     }
   }
   return sb.toString();
 }