content: /*
   * Copyright [2021-present] [ahoo wang <ahoowang@qq.com> (https://github.com/Ahoo-Wang)].
   * 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 me.ahoo.cosid.spring.boot.starter.machine;
  
  import me.ahoo.cosid.machine.InstanceId;
  import me.ahoo.cosid.machine.MachineIdDistributor;
  import me.ahoo.cosid.spring.boot.starter.CosIdProperties;
  
  import org.springframework.context.SmartLifecycle;
  
  /**
   * CosId Lifecycle MachineIdDistributor.
   *
   * @author ahoo wang
   */
  public class CosIdLifecycleMachineIdDistributor implements SmartLifecycle {
      private final CosIdProperties cosIdProperties;
      private final InstanceId instanceId;
      private final MachineIdDistributor machineIdDistributor;
      private volatile boolean running;
  
      public CosIdLifecycleMachineIdDistributor(CosIdProperties cosIdProperties,
                                                InstanceId instanceId,
                                                MachineIdDistributor machineIdDistributor) {
          this.cosIdProperties = cosIdProperties;
          this.instanceId = instanceId;
          this.machineIdDistributor = machineIdDistributor;
      }
  
      @Override
      public void start() {
          running = true;
      }
  
      @Override
      public void stop() {
          running = false;
          machineIdDistributor.revert(cosIdProperties.getNamespace(), this.instanceId);
      }
  
      @Override
      public boolean isRunning() {
          return running;
      }
  }
  