摘要:
package com.elong; import org.apache.hadoop.io.Text; import org.apache.hadoop.io.WritableComparable; import java.io.DataInput; import java.io.DataOutp 阅读全文
posted @ 2016-03-17 16:19
dalu610
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摘要:
org.apache.hadoop.io包包含了6个Writable collection类型: ArrayWritable,TwoDArrayWritable是Writable实现了数组和二维数组的实例。所有的元素都必须是一个相同类的实例: ArrayWritable writable = new ArrayWritable(Text.class); ArrayPrimitiveWri... 阅读全文
posted @ 2016-03-17 15:07
dalu610
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import java.io.DataInput; import java.io.DataOutput; import java.io.IOException; /** * Created by user on 16/3/17. */ public interface Writable { void write(DataOutput out) throws IOException;... 阅读全文
posted @ 2016-03-17 11:45
dalu610
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