content: /*
   * Copyright (C) 2010-2101 Alibaba Group Holding Limited.
   *
   * Licensed 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 com.alibaba.otter.shared.arbitrate.model;
  
  /**
   * 主道控制信号
   * 
   * @author jianghang 2011-8-16 下午08:29:48
   */
  public class MainStemEventData extends PipelineEventData {
  
      private static final long serialVersionUID = 2694861930354206657L;
  
      public enum Status {
          /** 已追上 */
          OVERTAKE,
          /** 追赶中 */
          TAKEING;
  
          public boolean isOverTake() {
              return this.equals(Status.OVERTAKE);
          }
  
          public boolean isTaking() {
              return this.equals(Status.TAKEING);
          }
      }
  
      private Long    nid;
      private Status  status;       // 主道控制信号的状态，已追上或者未追上
      private boolean active = true;
  
      public Status getStatus() {
          return status;
      }
  
      public void setStatus(Status status) {
          this.status = status;
      }
  
      public Long getNid() {
          return nid;
      }
  
      public void setNid(Long nid) {
          this.nid = nid;
      }
  
      public boolean isActive() {
          return active;
      }
  
      public void setActive(boolean active) {
          this.active = active;
      }
  
  }
  