content: /**
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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.
   */
  
  package io.jafka.cluster;
  
  import io.jafka.server.ServerRegister;
  
  /**
   * messages store broker
   *
   * @author adyliu (imxylz@gmail.com)
   * @since 1.0
   */
  public class Broker {
  
      /**
       * the global unique broker id
       */
      public final int id;
  
      /**
       * the broker creator (hostname with created time)
       *
       * @see ServerRegister#registerBrokerInZk()
       */
      public final String creatorId;
  
      /**
       * broker hostname
       */
      public final String host;
  
      /**
       * broker port
       */
      public final int port;
  
      public final boolean autocreated;
      /**
       * create a broker
       *
       * @param id        broker id
       * @param creatorId the creator id
       * @param host      broker hostname
       * @param port      broker port
       * @param autocreated auto-create new topics
       */
      public Broker(int id, String creatorId, String host, int port,boolean autocreated) {
          super();
          this.id = id;
          this.creatorId = creatorId;
          this.host = host;
          this.port = port;
          this.autocreated = autocreated;
      }
  
      /**
       * the broker info saved in zookeeper
       * <p>
       * format: <b>creatorId:host:port</b>
       *
       * @return broker info saved in zookeeper
       */
      public String getZKString() {
          return String.format("%s:%s:%s:%s", creatorId.replace(':', '#'), host.replace(':', '#'), port, autocreated);
      }
  
      @Override
      public String toString() {
          return getZKString();
      }
  
      @Override
      public boolean equals(Object o) {
          if (this == o) return true;
          if (o == null || getClass() != o.getClass()) return false;
  
          Broker broker = (Broker) o;
  
          if (autocreated != broker.autocreated) return false;
          if (id != broker.id) return false;
          if (port != broker.port) return false;
          if (host != null ? !host.equals(broker.host) : broker.host != null) return false;
  
          return true;
      }
  
      @Override
      public int hashCode() {
          int result = id;
          result = 31 * result + (host != null ? host.hashCode() : 0);
          result = 31 * result + port;
          result = 31 * result + (autocreated ? 1 : 0);
          return result;
      }
  
      /**
       * create a broker with given broker info
       *
       * @param id               broker id
       * @param brokerInfoString broker info format: <b>creatorId:host:port:autocreated</b>
       * @return broker instance with connection config
       * @see #getZKString()
       */
      public static Broker createBroker(int id, String brokerInfoString) {
          String[] brokerInfo = brokerInfoString.split(":");
          String creator = brokerInfo[0].replace('#', ':');
          String hostname = brokerInfo[1].replace('#', ':');
          String port = brokerInfo[2];
          boolean autocreated = Boolean.valueOf(brokerInfo.length > 3 ? brokerInfo[3] : "true");
          return new Broker(id, creator, hostname, Integer.parseInt(port), autocreated);
      }
  
  }
  