content: /*
   * Copyright 1999-2020 Alibaba Group Holding Ltd.
   *
   * 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.nacos.naming.push.v2.hook;
  
  import com.alibaba.nacos.common.spi.NacosServiceLoader;
  
  import java.util.Collection;
  
  /**
   * Push result hook holder for SPI.
   *
   * @author xiweng.yy
   */
  public class PushResultHookHolder implements PushResultHook {
      
      private static final PushResultHookHolder INSTANCE = new PushResultHookHolder();
      
      private final Collection<PushResultHook> hooks;
      
      private PushResultHookHolder() {
          hooks = NacosServiceLoader.load(PushResultHook.class);
      }
      
      public static PushResultHookHolder getInstance() {
          return INSTANCE;
      }
      
      @Override
      public void pushSuccess(PushResult result) {
          hooks.forEach(each -> each.pushSuccess(result));
      }
      
      @Override
      public void pushFailed(PushResult result) {
          hooks.forEach(each -> each.pushFailed(result));
      }
  }
  