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 com.alibaba.jstorm.hdfs.trident.sync;
  
  import storm.trident.tuple.TridentTuple;
  
  /**
   * SyncPolicy implementation that will trigger a
   * file system sync after a certain number of tuples
   * have been processed.
   */
  public class CountSyncPolicy implements SyncPolicy {
      private int count;
      private int executeCount = 0;
  
      public CountSyncPolicy(int count){
          this.count = count;
      }
  
      @Override
      public boolean mark(TridentTuple tuple, long offset) {
          this.executeCount++;
          return this.executeCount >= this.count;
      }
  
      @Override
      public void reset() {
          this.executeCount = 0;
      }
  }
  