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.distributedlog.zk;
  
  import javax.annotation.Nullable;
  import org.apache.distributedlog.util.Transaction.OpListener;
  import org.apache.zookeeper.Op;
  import org.apache.zookeeper.OpResult;
  
  
  /**
   * Default zookeeper operation. No action on committing or aborting.
   */
  public class DefaultZKOp extends ZKOp {
  
      public static DefaultZKOp of(Op op, OpListener<Void> listener) {
          return new DefaultZKOp(op, listener);
      }
  
      private final OpListener<Void> listener;
  
      private DefaultZKOp(Op op, @Nullable OpListener<Void> opListener) {
          super(op);
          this.listener = opListener;
      }
  
      @Override
      protected void commitOpResult(OpResult opResult) {
          if (null != listener) {
              listener.onCommit(null);
          }
      }
  
      @Override
      protected void abortOpResult(Throwable t, OpResult opResult) {
          if (null != listener) {
              listener.onAbort(t);
          }
      }
  }
  