?? mapreducebase.java
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package org.apache.hadoop.mapred;import org.apache.hadoop.io.Closeable;import org.apache.hadoop.mapred.JobConfigurable;/** * A class to implement the trivial close and configure methods. * @author Owen O'Malley */public class MapReduceBase implements Closeable, JobConfigurable { public void close() { } public void configure(JobConf job) { }}?? 快捷鍵說明
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