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 org.apache.weex.instance;
  
  import java.util.ArrayList;
  import java.util.List;
  import java.util.Map;
  
  /**
   * Created by furture on 2018/8/23.
   */
  
  public abstract  class InstanceOnFireEventInterceptor {
  
      private List<String> listenEvents;
  
      public InstanceOnFireEventInterceptor() {
          this.listenEvents = new ArrayList<>();
      }
  
      public void addInterceptEvent(String event){
          if(!listenEvents.contains(event)){
              this.listenEvents.add(event);
          }
      }
  
      public List<String> getListenEvents() {
          return listenEvents;
      }
  
      public void onInterceptFireEvent(String instanceId, String elementRef, String type, Map<String, Object> params, Map<String, Object> domChanges){
          if(params == null){
              return;
          }
          if(this.listenEvents.contains(type)){
              onFireEvent(instanceId, elementRef, type, params, domChanges);
          }
      }
  
      public  abstract void onFireEvent(String instanceId, String elementRef,String type, Map<String, Object> params, Map<String, Object> domChanges);
  }