001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018 019 package org.apache.hadoop.mapred.lib; 020 021 import org.apache.hadoop.classification.InterfaceAudience; 022 import org.apache.hadoop.classification.InterfaceStability; 023 import org.apache.hadoop.io.BinaryComparable; 024 import org.apache.hadoop.mapred.JobConf; 025 import org.apache.hadoop.mapred.Partitioner; 026 027 /** 028 * Partition {@link BinaryComparable} keys using a configurable part of 029 * the bytes array returned by {@link BinaryComparable#getBytes()}. 030 * 031 * @see org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner 032 */ 033 @InterfaceAudience.Public 034 @InterfaceStability.Stable 035 public class BinaryPartitioner<V> 036 extends org.apache.hadoop.mapreduce.lib.partition.BinaryPartitioner<V> 037 implements Partitioner<BinaryComparable, V> { 038 039 public void configure(JobConf job) { 040 super.setConf(job); 041 } 042 043 }