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rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> -</head> -<body> -<div class="sourceContainer"> -<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> -<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more contributor license<a name="line.2"></a> -<span class="sourceLineNo">003</span> * agreements. See the NOTICE file distributed with this work for additional information regarding<a name="line.3"></a> -<span class="sourceLineNo">004</span> * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the<a name="line.4"></a> -<span class="sourceLineNo">005</span> * "License"); you may not use this file except in compliance with the License. You may obtain a<a name="line.5"></a> -<span class="sourceLineNo">006</span> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable<a name="line.6"></a> -<span class="sourceLineNo">007</span> * law or agreed to in writing, software distributed under the License is distributed on an "AS IS"<a name="line.7"></a> -<span class="sourceLineNo">008</span> * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License<a name="line.8"></a> -<span class="sourceLineNo">009</span> * for the specific language governing permissions and limitations under the License.<a name="line.9"></a> -<span class="sourceLineNo">010</span> */<a name="line.10"></a> -<span class="sourceLineNo">011</span>package org.apache.hadoop.hbase.mapreduce;<a name="line.11"></a> -<span class="sourceLineNo">012</span><a name="line.12"></a> -<span class="sourceLineNo">013</span>import static org.junit.Assert.assertTrue;<a name="line.13"></a> -<span class="sourceLineNo">014</span><a name="line.14"></a> -<span class="sourceLineNo">015</span>import java.io.FileNotFoundException;<a name="line.15"></a> -<span class="sourceLineNo">016</span>import java.io.IOException;<a name="line.16"></a> -<span class="sourceLineNo">017</span>import java.util.ArrayList;<a name="line.17"></a> -<span class="sourceLineNo">018</span>import java.util.Random;<a name="line.18"></a> -<span class="sourceLineNo">019</span>import java.util.TreeSet;<a name="line.19"></a> -<span class="sourceLineNo">020</span><a name="line.20"></a> -<span class="sourceLineNo">021</span>import org.apache.commons.logging.Log;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import org.apache.commons.logging.LogFactory;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import org.apache.hadoop.conf.Configuration;<a name="line.23"></a> -<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.FileStatus;<a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.hadoop.fs.FileSystem;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.hadoop.fs.Path;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.*;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.io.NullWritable;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.mapred.FileOutputCommitter;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.hadoop.mapreduce.Job;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.mapreduce.Mapper;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.mapreduce.Reducer;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.junit.Test;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.junit.experimental.categories.Category;<a name="line.39"></a> -<span class="sourceLineNo">040</span><a name="line.40"></a> -<span class="sourceLineNo">041</span>/**<a name="line.41"></a> -<span class="sourceLineNo">042</span> * Test for{@link MultiHFileOutputFormat}. 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finally {<a name="line.111"></a> -<span class="sourceLineNo">112</span> testDir.getFileSystem(conf).delete(testDir, true);<a name="line.112"></a> -<span class="sourceLineNo">113</span> util.shutdownMiniCluster();<a name="line.113"></a> -<span class="sourceLineNo">114</span> }<a name="line.114"></a> -<span class="sourceLineNo">115</span> }<a name="line.115"></a> -<span class="sourceLineNo">116</span><a name="line.116"></a> -<span class="sourceLineNo">117</span> /**<a name="line.117"></a> -<span class="sourceLineNo">118</span> * MR will output a 3 level directory, tableName->ColumnFamilyName->HFile this method to check the<a name="line.118"></a> -<span class="sourceLineNo">119</span> * created directory is correct or not A recursion method, the testDir had better be small size<a name="line.119"></a> -<span class="sourceLineNo">120</span> */<a name="line.120"></a> -<span class="sourceLineNo">121</span> private boolean checkMROutput(FileSystem fs, Path testDir, int level)<a 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class="sourceLineNo">143</span> return true;<a name="line.143"></a> -<span class="sourceLineNo">144</span> }<a name="line.144"></a> -<span class="sourceLineNo">145</span><a name="line.145"></a> -<span class="sourceLineNo">146</span> /**<a name="line.146"></a> -<span class="sourceLineNo">147</span> * Simple mapper that makes <TableName, KeyValue> output. 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1] = (byte) (taskId & 0xFF);<a name="line.184"></a> -<span class="sourceLineNo">185</span> random.nextBytes(valBytes);<a name="line.185"></a> -<span class="sourceLineNo">186</span><a name="line.186"></a> -<span class="sourceLineNo">187</span> for (ImmutableBytesWritable table : tables) {<a name="line.187"></a> -<span class="sourceLineNo">188</span> for (byte[] family : FAMILIES) {<a name="line.188"></a> -<span class="sourceLineNo">189</span> Cell kv = new KeyValue(keyBytes, family, QUALIFIER, valBytes);<a name="line.189"></a> -<span class="sourceLineNo">190</span> context.write(table, kv);<a name="line.190"></a> -<span class="sourceLineNo">191</span> }<a name="line.191"></a> -<span class="sourceLineNo">192</span> }<a name="line.192"></a> -<span class="sourceLineNo">193</span> }<a name="line.193"></a> -<span class="sourceLineNo">194</span> }<a name="line.194"></a> -<span class="sourceLineNo">195</span> }<a name="line.195"></a> -<span class="sourceLineNo">196</span><a name="line.196"></a> -<span class="sourceLineNo">197</span> /**<a name="line.197"></a> -<span class="sourceLineNo">198</span> * Simple Reducer that have input <TableName, KeyValue>, with KeyValues have no order. and output<a name="line.198"></a> -<span class="sourceLineNo">199</span> * <TableName, KeyValue>, with KeyValues are ordered<a name="line.199"></a> -<span class="sourceLineNo">200</span> */<a name="line.200"></a> -<span class="sourceLineNo">201</span><a name="line.201"></a> -<span class="sourceLineNo">202</span> static class Table_KeyValueSortReducer<a name="line.202"></a> -<span class="sourceLineNo">203</span> extends Reducer<ImmutableBytesWritable, KeyValue, ImmutableBytesWritable, KeyValue> {<a name="line.203"></a> -<span class="sourceLineNo">204</span> protected void reduce(ImmutableBytesWritable table, java.lang.Iterable<KeyValue> kvs,<a name="line.204"></a> -<span class="sourceLineNo">205</span> org.apache.hadoop.mapreduce.Reducer<ImmutableBytesWritable, KeyValue, ImmutableBytesWritable, KeyValue>.Context context)<a name="line.205"></a> -<span class="sourceLineNo">206</span> throws java.io.IOException, InterruptedException {<a name="line.206"></a> -<span class="sourceLineNo">207</span> TreeSet<KeyValue> map = new TreeSet<>(KeyValue.COMPARATOR);<a name="line.207"></a> -<span class="sourceLineNo">208</span> for (KeyValue kv : kvs) {<a name="line.208"></a> -<span class="sourceLineNo">209</span> try {<a name="line.209"></a> -<span class="sourceLineNo">210</span> map.add(kv.clone());<a name="line.210"></a> -<span class="sourceLineNo">211</span> } catch (CloneNotSupportedException e) {<a name="line.211"></a> -<span class="sourceLineNo">212</span> throw new java.io.IOException(e);<a name="line.212"></a> -<span class="sourceLineNo">213</span> }<a name="line.213"></a> -<span class="sourceLineNo">214</span> }<a name="line.214"></a> -<span class="sourceLineNo">215</span> context.setStatus("Read " + map.getClass());<a name="line.215"></a> -<span class="sourceLineNo">216</span> int index = 0;<a name="line.216"></a> -<span class="sourceLineNo">217</span> for (KeyValue kv : map) {<a name="line.217"></a> -<span class="sourceLineNo">218</span> context.write(table, kv);<a name="line.218"></a> -<span class="sourceLineNo">219</span> if (++index % 100 == 0) context.setStatus("Wrote " + index);<a name="line.219"></a> -<span class="sourceLineNo">220</span> }<a name="line.220"></a> -<span class="sourceLineNo">221</span> }<a name="line.221"></a> -<span class="sourceLineNo">222</span> }<a name="line.222"></a> -<span class="sourceLineNo">223</span><a name="line.223"></a> -<span class="sourceLineNo">224</span>}<a name="line.224"></a> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -</pre> -</div> -</body> -</html> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7e7efd3e/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.Table_KeyValueSortReducer.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.Table_KeyValueSortReducer.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.Table_KeyValueSortReducer.html deleted file mode 100644 index 4414613..0000000 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.Table_KeyValueSortReducer.html +++ /dev/null @@ -1,296 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> -<html lang="en"> -<head> -<title>Source code</title> -<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> -</head> -<body> -<div class="sourceContainer"> -<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> -<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more contributor license<a name="line.2"></a> -<span class="sourceLineNo">003</span> * agreements. See the NOTICE file distributed with this work for additional information regarding<a name="line.3"></a> -<span class="sourceLineNo">004</span> * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the<a name="line.4"></a> -<span class="sourceLineNo">005</span> * "License"); you may not use this file except in compliance with the License. You may obtain a<a name="line.5"></a> -<span class="sourceLineNo">006</span> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable<a name="line.6"></a> -<span class="sourceLineNo">007</span> * law or agreed to in writing, software distributed under the License is distributed on an "AS IS"<a name="line.7"></a> -<span class="sourceLineNo">008</span> * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License<a name="line.8"></a> -<span class="sourceLineNo">009</span> * for the specific language governing permissions and limitations under the License.<a name="line.9"></a> -<span class="sourceLineNo">010</span> */<a name="line.10"></a> -<span class="sourceLineNo">011</span>package org.apache.hadoop.hbase.mapreduce;<a name="line.11"></a> -<span class="sourceLineNo">012</span><a name="line.12"></a> -<span class="sourceLineNo">013</span>import static org.junit.Assert.assertTrue;<a name="line.13"></a> -<span class="sourceLineNo">014</span><a name="line.14"></a> -<span class="sourceLineNo">015</span>import java.io.FileNotFoundException;<a name="line.15"></a> -<span class="sourceLineNo">016</span>import java.io.IOException;<a name="line.16"></a> -<span class="sourceLineNo">017</span>import java.util.ArrayList;<a name="line.17"></a> -<span class="sourceLineNo">018</span>import java.util.Random;<a name="line.18"></a> -<span class="sourceLineNo">019</span>import java.util.TreeSet;<a name="line.19"></a> -<span class="sourceLineNo">020</span><a name="line.20"></a> -<span class="sourceLineNo">021</span>import org.apache.commons.logging.Log;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import org.apache.commons.logging.LogFactory;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import org.apache.hadoop.conf.Configuration;<a name="line.23"></a> -<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.FileStatus;<a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.hadoop.fs.FileSystem;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.hadoop.fs.Path;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.*;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.io.NullWritable;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.mapred.FileOutputCommitter;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.hadoop.mapreduce.Job;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.mapreduce.Mapper;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.mapreduce.Reducer;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.junit.Test;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.junit.experimental.categories.Category;<a name="line.39"></a> -<span class="sourceLineNo">040</span><a name="line.40"></a> -<span class="sourceLineNo">041</span>/**<a name="line.41"></a> -<span class="sourceLineNo">042</span> * Test for{@link MultiHFileOutputFormat}. Sets up and runs a mapreduce job that output directories and<a name="line.42"></a> -<span class="sourceLineNo">043</span> * writes hfiles.<a name="line.43"></a> -<span class="sourceLineNo">044</span> */<a name="line.44"></a> -<span class="sourceLineNo">045</span>@Category(MediumTests.class)<a name="line.45"></a> -<span class="sourceLineNo">046</span>public class TestMultiHFileOutputFormat {<a name="line.46"></a> -<span class="sourceLineNo">047</span> private static final Log LOG = LogFactory.getLog(TestMultiHFileOutputFormat.class);<a name="line.47"></a> -<span class="sourceLineNo">048</span><a name="line.48"></a> -<span class="sourceLineNo">049</span> private HBaseTestingUtility util = new HBaseTestingUtility();<a name="line.49"></a> -<span class="sourceLineNo">050</span><a name="line.50"></a> -<span class="sourceLineNo">051</span> private static int ROWSPERSPLIT = 10;<a name="line.51"></a> -<span class="sourceLineNo">052</span><a name="line.52"></a> -<span class="sourceLineNo">053</span> private static final int KEYLEN_DEFAULT = 10;<a name="line.53"></a> -<span class="sourceLineNo">054</span> private static final String KEYLEN_CONF = "randomkv.key.length";<a name="line.54"></a> -<span class="sourceLineNo">055</span><a name="line.55"></a> -<span class="sourceLineNo">056</span> private static final int VALLEN_DEFAULT = 10;<a name="line.56"></a> -<span class="sourceLineNo">057</span> private static final String VALLEN_CONF = "randomkv.val.length";<a name="line.57"></a> -<span class="sourceLineNo">058</span><a name="line.58"></a> -<span class="sourceLineNo">059</span> private static final byte[][] TABLES =<a name="line.59"></a> -<span class="sourceLineNo">060</span> { Bytes.add(Bytes.toBytes(PerformanceEvaluation.TABLE_NAME), Bytes.toBytes("-1")),<a name="line.60"></a> -<span class="sourceLineNo">061</span> Bytes.add(Bytes.toBytes(PerformanceEvaluation.TABLE_NAME), Bytes.toBytes("-2")) };<a name="line.61"></a> -<span class="sourceLineNo">062</span><a name="line.62"></a> -<span class="sourceLineNo">063</span> private static final byte[][] FAMILIES =<a name="line.63"></a> -<span class="sourceLineNo">064</span> { Bytes.add(PerformanceEvaluation.FAMILY_NAME, Bytes.toBytes("-A")),<a name="line.64"></a> -<span class="sourceLineNo">065</span> Bytes.add(PerformanceEvaluation.FAMILY_NAME, Bytes.toBytes("-B")) };<a name="line.65"></a> -<span class="sourceLineNo">066</span><a name="line.66"></a> -<span class="sourceLineNo">067</span> private static final byte[] QUALIFIER = Bytes.toBytes("data");<a name="line.67"></a> -<span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> public static void main(String[] args) throws Exception {<a name="line.69"></a> -<span class="sourceLineNo">070</span> new TestMultiHFileOutputFormat().testWritingDataIntoHFiles();<a name="line.70"></a> -<span class="sourceLineNo">071</span> }<a name="line.71"></a> -<span class="sourceLineNo">072</span><a name="line.72"></a> -<span class="sourceLineNo">073</span> /**<a name="line.73"></a> -<span class="sourceLineNo">074</span> * Run small MR job. this MR job will write HFile into<a name="line.74"></a> -<span class="sourceLineNo">075</span> * testWritingDataIntoHFiles/tableNames/columFamilies/<a name="line.75"></a> -<span class="sourceLineNo">076</span> */<a name="line.76"></a> -<span class="sourceLineNo">077</span> @Test<a name="line.77"></a> -<span class="sourceLineNo">078</span> public void testWritingDataIntoHFiles() throws Exception {<a name="line.78"></a> -<span class="sourceLineNo">079</span> Configuration conf = util.getConfiguration();<a name="line.79"></a> -<span class="sourceLineNo">080</span> util.startMiniCluster();<a name="line.80"></a> -<span class="sourceLineNo">081</span> Path testDir = util.getDataTestDirOnTestFS("testWritingDataIntoHFiles");<a name="line.81"></a> -<span class="sourceLineNo">082</span> FileSystem fs = testDir.getFileSystem(conf);<a name="line.82"></a> -<span class="sourceLineNo">083</span> LOG.info("testWritingDataIntoHFiles dir writing to dir: " + testDir);<a name="line.83"></a> -<span class="sourceLineNo">084</span><a name="line.84"></a> -<span class="sourceLineNo">085</span> // Set down this value or we OOME in eclipse.<a name="line.85"></a> -<span class="sourceLineNo">086</span> conf.setInt("mapreduce.task.io.sort.mb", 20);<a name="line.86"></a> -<span class="sourceLineNo">087</span> // Write a few files by setting max file size.<a name="line.87"></a> -<span class="sourceLineNo">088</span> conf.setLong(HConstants.HREGION_MAX_FILESIZE, 64 * 1024);<a name="line.88"></a> -<span class="sourceLineNo">089</span><a name="line.89"></a> -<span class="sourceLineNo">090</span> try {<a name="line.90"></a> -<span class="sourceLineNo">091</span> Job job = Job.getInstance(conf, "testWritingDataIntoHFiles");<a name="line.91"></a> -<span class="sourceLineNo">092</span><a name="line.92"></a> -<span class="sourceLineNo">093</span> FileOutputFormat.setOutputPath(job, testDir);<a name="line.93"></a> -<span class="sourceLineNo">094</span><a name="line.94"></a> -<span class="sourceLineNo">095</span> job.setInputFormatClass(NMapInputFormat.class);<a name="line.95"></a> -<span class="sourceLineNo">096</span> job.setMapperClass(Random_TableKV_GeneratingMapper.class);<a name="line.96"></a> -<span class="sourceLineNo">097</span> job.setMapOutputKeyClass(ImmutableBytesWritable.class);<a name="line.97"></a> -<span class="sourceLineNo">098</span> job.setMapOutputValueClass(KeyValue.class);<a name="line.98"></a> -<span class="sourceLineNo">099</span> job.setReducerClass(Table_KeyValueSortReducer.class);<a name="line.99"></a> -<span class="sourceLineNo">100</span> job.setOutputFormatClass(MultiHFileOutputFormat.class);<a name="line.100"></a> -<span class="sourceLineNo">101</span> job.getConfiguration().setStrings("io.serializations", conf.get("io.serializations"),<a name="line.101"></a> 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1] = (byte) (taskId & 0xFF);<a name="line.184"></a> -<span class="sourceLineNo">185</span> random.nextBytes(valBytes);<a name="line.185"></a> -<span class="sourceLineNo">186</span><a name="line.186"></a> -<span class="sourceLineNo">187</span> for (ImmutableBytesWritable table : tables) {<a name="line.187"></a> -<span class="sourceLineNo">188</span> for (byte[] family : FAMILIES) {<a name="line.188"></a> -<span class="sourceLineNo">189</span> Cell kv = new KeyValue(keyBytes, family, QUALIFIER, valBytes);<a name="line.189"></a> -<span class="sourceLineNo">190</span> context.write(table, kv);<a name="line.190"></a> -<span class="sourceLineNo">191</span> }<a name="line.191"></a> -<span class="sourceLineNo">192</span> }<a name="line.192"></a> -<span class="sourceLineNo">193</span> }<a name="line.193"></a> -<span class="sourceLineNo">194</span> }<a name="line.194"></a> -<span class="sourceLineNo">195</span> }<a name="line.195"></a> -<span class="sourceLineNo">196</span><a name="line.196"></a> -<span class="sourceLineNo">197</span> /**<a name="line.197"></a> -<span class="sourceLineNo">198</span> * Simple Reducer that have input <TableName, KeyValue>, with KeyValues have no order. and output<a name="line.198"></a> -<span class="sourceLineNo">199</span> * <TableName, KeyValue>, with KeyValues are ordered<a name="line.199"></a> -<span class="sourceLineNo">200</span> */<a name="line.200"></a> -<span class="sourceLineNo">201</span><a name="line.201"></a> -<span class="sourceLineNo">202</span> static class Table_KeyValueSortReducer<a name="line.202"></a> -<span class="sourceLineNo">203</span> extends Reducer<ImmutableBytesWritable, KeyValue, ImmutableBytesWritable, KeyValue> {<a name="line.203"></a> -<span class="sourceLineNo">204</span> protected void reduce(ImmutableBytesWritable table, java.lang.Iterable<KeyValue> kvs,<a name="line.204"></a> -<span class="sourceLineNo">205</span> org.apache.hadoop.mapreduce.Reducer<ImmutableBytesWritable, KeyValue, ImmutableBytesWritable, KeyValue>.Context context)<a name="line.205"></a> -<span class="sourceLineNo">206</span> throws java.io.IOException, InterruptedException {<a name="line.206"></a> -<span class="sourceLineNo">207</span> TreeSet<KeyValue> map = new TreeSet<>(KeyValue.COMPARATOR);<a name="line.207"></a> -<span class="sourceLineNo">208</span> for (KeyValue kv : kvs) {<a name="line.208"></a> -<span class="sourceLineNo">209</span> try {<a name="line.209"></a> -<span class="sourceLineNo">210</span> map.add(kv.clone());<a name="line.210"></a> -<span class="sourceLineNo">211</span> } catch (CloneNotSupportedException e) {<a name="line.211"></a> -<span class="sourceLineNo">212</span> throw new java.io.IOException(e);<a name="line.212"></a> -<span class="sourceLineNo">213</span> }<a name="line.213"></a> -<span class="sourceLineNo">214</span> }<a name="line.214"></a> -<span class="sourceLineNo">215</span> context.setStatus("Read " + map.getClass());<a name="line.215"></a> -<span class="sourceLineNo">216</span> int index = 0;<a name="line.216"></a> -<span class="sourceLineNo">217</span> for (KeyValue kv : map) {<a name="line.217"></a> -<span class="sourceLineNo">218</span> context.write(table, kv);<a name="line.218"></a> -<span class="sourceLineNo">219</span> if (++index % 100 == 0) context.setStatus("Wrote " + index);<a name="line.219"></a> -<span class="sourceLineNo">220</span> }<a name="line.220"></a> -<span class="sourceLineNo">221</span> }<a name="line.221"></a> -<span class="sourceLineNo">222</span> }<a name="line.222"></a> -<span class="sourceLineNo">223</span><a name="line.223"></a> -<span class="sourceLineNo">224</span>}<a name="line.224"></a> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -</pre> -</div> -</body> -</html> http://git-wip-us.apache.org/repos/asf/hbase-site/blob/7e7efd3e/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.html ---------------------------------------------------------------------- diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.html deleted file mode 100644 index 4414613..0000000 --- a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestMultiHFileOutputFormat.html +++ /dev/null @@ -1,296 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd";> -<html lang="en"> -<head> -<title>Source code</title> -<link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> -</head> -<body> -<div class="sourceContainer"> -<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> -<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one or more contributor license<a name="line.2"></a> -<span class="sourceLineNo">003</span> * agreements. See the NOTICE file distributed with this work for additional information regarding<a name="line.3"></a> -<span class="sourceLineNo">004</span> * copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the<a name="line.4"></a> -<span class="sourceLineNo">005</span> * "License"); you may not use this file except in compliance with the License. You may obtain a<a name="line.5"></a> -<span class="sourceLineNo">006</span> * copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable<a name="line.6"></a> -<span class="sourceLineNo">007</span> * law or agreed to in writing, software distributed under the License is distributed on an "AS IS"<a name="line.7"></a> -<span class="sourceLineNo">008</span> * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License<a name="line.8"></a> -<span class="sourceLineNo">009</span> * for the specific language governing permissions and limitations under the License.<a name="line.9"></a> -<span class="sourceLineNo">010</span> */<a name="line.10"></a> -<span class="sourceLineNo">011</span>package org.apache.hadoop.hbase.mapreduce;<a name="line.11"></a> -<span class="sourceLineNo">012</span><a name="line.12"></a> -<span class="sourceLineNo">013</span>import static org.junit.Assert.assertTrue;<a name="line.13"></a> -<span class="sourceLineNo">014</span><a name="line.14"></a> -<span class="sourceLineNo">015</span>import java.io.FileNotFoundException;<a name="line.15"></a> -<span class="sourceLineNo">016</span>import java.io.IOException;<a name="line.16"></a> -<span class="sourceLineNo">017</span>import java.util.ArrayList;<a name="line.17"></a> -<span class="sourceLineNo">018</span>import java.util.Random;<a name="line.18"></a> -<span class="sourceLineNo">019</span>import java.util.TreeSet;<a name="line.19"></a> -<span class="sourceLineNo">020</span><a name="line.20"></a> -<span class="sourceLineNo">021</span>import org.apache.commons.logging.Log;<a name="line.21"></a> -<span class="sourceLineNo">022</span>import org.apache.commons.logging.LogFactory;<a name="line.22"></a> -<span class="sourceLineNo">023</span>import org.apache.hadoop.conf.Configuration;<a name="line.23"></a> -<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.FileStatus;<a name="line.24"></a> -<span class="sourceLineNo">025</span>import org.apache.hadoop.fs.FileSystem;<a name="line.25"></a> -<span class="sourceLineNo">026</span>import org.apache.hadoop.fs.Path;<a name="line.26"></a> -<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.*;<a name="line.27"></a> -<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a name="line.28"></a> -<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.hadoop.io.NullWritable;<a name="line.32"></a> -<span class="sourceLineNo">033</span>import org.apache.hadoop.mapred.FileOutputCommitter;<a name="line.33"></a> -<span class="sourceLineNo">034</span>import org.apache.hadoop.mapreduce.Job;<a name="line.34"></a> -<span class="sourceLineNo">035</span>import org.apache.hadoop.mapreduce.Mapper;<a name="line.35"></a> -<span class="sourceLineNo">036</span>import org.apache.hadoop.mapreduce.Reducer;<a name="line.36"></a> -<span class="sourceLineNo">037</span>import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;<a name="line.37"></a> -<span class="sourceLineNo">038</span>import org.junit.Test;<a name="line.38"></a> -<span class="sourceLineNo">039</span>import org.junit.experimental.categories.Category;<a name="line.39"></a> -<span class="sourceLineNo">040</span><a name="line.40"></a> -<span class="sourceLineNo">041</span>/**<a name="line.41"></a> -<span class="sourceLineNo">042</span> * Test for{@link MultiHFileOutputFormat}. Sets up and runs a mapreduce job that output directories and<a name="line.42"></a> -<span class="sourceLineNo">043</span> * writes hfiles.<a name="line.43"></a> -<span class="sourceLineNo">044</span> */<a name="line.44"></a> -<span class="sourceLineNo">045</span>@Category(MediumTests.class)<a name="line.45"></a> -<span class="sourceLineNo">046</span>public class TestMultiHFileOutputFormat {<a name="line.46"></a> -<span class="sourceLineNo">047</span> private static final Log LOG = LogFactory.getLog(TestMultiHFileOutputFormat.class);<a name="line.47"></a> -<span class="sourceLineNo">048</span><a name="line.48"></a> -<span class="sourceLineNo">049</span> private HBaseTestingUtility util = new HBaseTestingUtility();<a name="line.49"></a> -<span class="sourceLineNo">050</span><a name="line.50"></a> -<span class="sourceLineNo">051</span> private static int ROWSPERSPLIT = 10;<a name="line.51"></a> -<span class="sourceLineNo">052</span><a name="line.52"></a> -<span class="sourceLineNo">053</span> private static final int KEYLEN_DEFAULT = 10;<a name="line.53"></a> -<span class="sourceLineNo">054</span> private static final String KEYLEN_CONF = "randomkv.key.length";<a name="line.54"></a> -<span class="sourceLineNo">055</span><a name="line.55"></a> -<span class="sourceLineNo">056</span> private static final int VALLEN_DEFAULT = 10;<a name="line.56"></a> -<span class="sourceLineNo">057</span> private static final String VALLEN_CONF = "randomkv.val.length";<a name="line.57"></a> -<span class="sourceLineNo">058</span><a name="line.58"></a> -<span class="sourceLineNo">059</span> private static final byte[][] TABLES =<a name="line.59"></a> -<span class="sourceLineNo">060</span> { Bytes.add(Bytes.toBytes(PerformanceEvaluation.TABLE_NAME), Bytes.toBytes("-1")),<a name="line.60"></a> -<span class="sourceLineNo">061</span> Bytes.add(Bytes.toBytes(PerformanceEvaluation.TABLE_NAME), Bytes.toBytes("-2")) };<a name="line.61"></a> -<span class="sourceLineNo">062</span><a name="line.62"></a> -<span class="sourceLineNo">063</span> private static final byte[][] FAMILIES =<a name="line.63"></a> -<span class="sourceLineNo">064</span> { Bytes.add(PerformanceEvaluation.FAMILY_NAME, Bytes.toBytes("-A")),<a name="line.64"></a> -<span class="sourceLineNo">065</span> Bytes.add(PerformanceEvaluation.FAMILY_NAME, Bytes.toBytes("-B")) };<a name="line.65"></a> -<span class="sourceLineNo">066</span><a name="line.66"></a> -<span class="sourceLineNo">067</span> private static final byte[] QUALIFIER = Bytes.toBytes("data");<a name="line.67"></a> -<span class="sourceLineNo">068</span><a name="line.68"></a> -<span class="sourceLineNo">069</span> public static void main(String[] args) throws Exception {<a name="line.69"></a> -<span class="sourceLineNo">070</span> new TestMultiHFileOutputFormat().testWritingDataIntoHFiles();<a name="line.70"></a> -<span class="sourceLineNo">071</span> }<a name="line.71"></a> -<span 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