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 backtype.storm.scheduler;
  
  import java.io.Serializable;
  
  public class WorkerSlot implements Comparable<WorkerSlot>, Serializable {
      private static final long serialVersionUID = -4451854497340313268L;
  
      String nodeId;
      int port;
  
      public WorkerSlot(String nodeId, Number port) {
          this.nodeId = nodeId;
          this.port = port.intValue();
      }
  
      public WorkerSlot() {
      }
  
      public String getNodeId() {
          return nodeId;
      }
  
      public int getPort() {
          return port;
      }
  
      public void setNodeId(String nodeId) {
          this.nodeId = nodeId;
      }
  
      public void setPort(int port) {
          this.port = port;
      }
  
      @Override
      public int hashCode() {
          final int prime = 31;
          int result = 1;
          result = prime * result + ((nodeId == null) ? 0 : nodeId.hashCode());
          result = prime * result + port;
          return result;
      }
  
      @Override
      public boolean equals(Object obj) {
          if (this == obj)
              return true;
          if (obj == null)
              return false;
          if (getClass() != obj.getClass())
              return false;
          WorkerSlot other = (WorkerSlot) obj;
          if (nodeId == null) {
              if (other.nodeId != null)
                  return false;
          } else if (!nodeId.equals(other.nodeId))
              return false;
          if (port != other.port)
              return false;
          return true;
      }
  
      @Override
      public String toString() {
          return this.nodeId + ":" + this.port;
      }
  
      @Override
      public int compareTo(WorkerSlot o) {
          String otherNode = o.getNodeId();
          if (nodeId == null) {
              if (otherNode != null) {
                  return -1;
              } else {
                  return port - o.getPort();
              }
          } else {
              int ret = nodeId.compareTo(otherNode);
              if (ret == 0) {
                  return port - o.getPort();
              } else {
                  return ret;
              }
          }
      }
  }
  