ClassWordCount.java
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- /**
- * 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 testjar;
- import java.io.*;
- import java.util.*;
- import org.apache.hadoop.fs.Path;
- import org.apache.hadoop.io.IntWritable;
- import org.apache.hadoop.io.LongWritable;
- import org.apache.hadoop.io.Text;
- import org.apache.hadoop.io.Writable;
- import org.apache.hadoop.io.WritableComparable;
- import org.apache.hadoop.mapred.JobClient;
- import org.apache.hadoop.mapred.JobConf;
- import org.apache.hadoop.mapred.Mapper;
- import org.apache.hadoop.mapred.OutputCollector;
- import org.apache.hadoop.mapred.Reducer;
- import org.apache.hadoop.mapred.Reporter;
- import org.apache.hadoop.mapred.MapReduceBase;
- import org.apache.hadoop.mapred.WordCount;
- /**
- * This is an example Hadoop Map/Reduce application being used for
- * TestMiniMRClasspath. Uses the WordCount examples in hadoop.
- */
- public class ClassWordCount {
-
- /**
- * Counts the words in each line.
- * For each line of input, break the line into words and emit them as
- * (<b>word</b>, <b>1</b>).
- */
- public static class MapClass extends WordCount.MapClass
- implements Mapper<LongWritable, Text, Text, IntWritable> {
- }
-
- /**
- * A reducer class that just emits the sum of the input values.
- */
- public static class Reduce extends WordCount.Reduce
- implements Reducer<Text, IntWritable, Text, IntWritable> {
- }
- }