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.hadoop.chukwa.extraction.demux.processor.mapper;
  
  
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Iterator;
  import org.apache.hadoop.mapred.OutputCollector;
  
  public class ChukwaTestOutputCollector<K, V> implements OutputCollector<K, V> {
    public HashMap<K, V> data = new HashMap<K, V>();
  
    public void collect(K key, V value) throws IOException {
      data.put(key, value);
    }
  
    @Override
    public String toString() {
      Iterator<K> it = data.keySet().iterator();
      K key = null;
      V value = null;
      StringBuilder sb = new StringBuilder();
  
      while (it.hasNext()) {
        key = it.next();
        value = data.get(key);
        sb.append("Key[").append(key).append("] value[").append(value).append(
            "]\n");
      }
      return sb.toString();
    }
  
  }
  