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 storm.trident.operation.impl;
  
  import org.apache.commons.lang.builder.ToStringBuilder;
  import storm.trident.operation.TridentCollector;
  
  //for ChainedAggregator
  public class ChainedResult {
      Object[] objs;
      TridentCollector[] collectors;
  
      public ChainedResult(TridentCollector collector, int size) {
          objs = new Object[size];
          collectors = new TridentCollector[size];
          for (int i = 0; i < size; i++) {
              if (size == 1) {
                  collectors[i] = collector;
              } else {
                  collectors[i] = new CaptureCollector();
              }
          }
      }
  
      public void setFollowThroughCollector(TridentCollector collector) {
          if (collectors.length > 1) {
              for (TridentCollector c : collectors) {
                  ((CaptureCollector) c).setCollector(collector);
              }
          }
      }
  
      @Override
      public String toString() {
          return ToStringBuilder.reflectionToString(objs);
      }
  }
  