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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/04/09 14:47:59 UTC
[06/16] hbase-site git commit: Published site at
bc35de597d07b41d7456a38fc2cb771c9292429a.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/0e1d8d25/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.TableInputFormatForMergeTesting.html
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diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.TableInputFormatForMergeTesting.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.TableInputFormatForMergeTesting.html
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+<!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<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
+<span class="sourceLineNo">009</span> *<a name="line.9"></a>
+<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
+<span class="sourceLineNo">011</span> *<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
+<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
+<span class="sourceLineNo">017</span> */<a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.mapreduce;<a name="line.18"></a>
+<span class="sourceLineNo">019</span><a name="line.19"></a>
+<span class="sourceLineNo">020</span>import static org.junit.Assert.*;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import static org.mockito.Mockito.any;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import static org.mockito.Mockito.anyBoolean;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import static org.mockito.Mockito.mock;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import static org.mockito.Mockito.when;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import java.net.Inet6Address;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.net.InetAddress;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.net.UnknownHostException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.util.Map;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.util.TreeMap;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.util.concurrent.ExecutorService;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configuration;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HConstants;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.ServerName;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.TableName;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.BufferedMutator;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.BufferedMutatorParams;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.RegionLocator;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Table;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.TableBuilder;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.security.User;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.mapreduce.JobContext;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.junit.ClassRule;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.junit.Test;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.junit.experimental.categories.Category;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.mockito.invocation.InvocationOnMock;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.mockito.stubbing.Answer;<a name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span>@Category({SmallTests.class})<a name="line.61"></a>
+<span class="sourceLineNo">062</span>public class TestTableInputFormatBase {<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span> @ClassRule<a name="line.64"></a>
+<span class="sourceLineNo">065</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.65"></a>
+<span class="sourceLineNo">066</span> HBaseClassTestRule.forClass(TestTableInputFormatBase.class);<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> @Test<a name="line.68"></a>
+<span class="sourceLineNo">069</span> public void testTableInputFormatBaseReverseDNSForIPv6()<a name="line.69"></a>
+<span class="sourceLineNo">070</span> throws UnknownHostException {<a name="line.70"></a>
+<span class="sourceLineNo">071</span> String address = "ipv6.google.com";<a name="line.71"></a>
+<span class="sourceLineNo">072</span> String localhost = null;<a name="line.72"></a>
+<span class="sourceLineNo">073</span> InetAddress addr = null;<a name="line.73"></a>
+<span class="sourceLineNo">074</span> TableInputFormat inputFormat = new TableInputFormat();<a name="line.74"></a>
+<span class="sourceLineNo">075</span> try {<a name="line.75"></a>
+<span class="sourceLineNo">076</span> localhost = InetAddress.getByName(address).getCanonicalHostName();<a name="line.76"></a>
+<span class="sourceLineNo">077</span> addr = Inet6Address.getByName(address);<a name="line.77"></a>
+<span class="sourceLineNo">078</span> } catch (UnknownHostException e) {<a name="line.78"></a>
+<span class="sourceLineNo">079</span> // google.com is down, we can probably forgive this test.<a name="line.79"></a>
+<span class="sourceLineNo">080</span> return;<a name="line.80"></a>
+<span class="sourceLineNo">081</span> }<a name="line.81"></a>
+<span class="sourceLineNo">082</span> System.out.println("Should retrun the hostname for this host " +<a name="line.82"></a>
+<span class="sourceLineNo">083</span> localhost + " addr : " + addr);<a name="line.83"></a>
+<span class="sourceLineNo">084</span> String actualHostName = inputFormat.reverseDNS(addr);<a name="line.84"></a>
+<span class="sourceLineNo">085</span> assertEquals("Should retrun the hostname for this host. Expected : " +<a name="line.85"></a>
+<span class="sourceLineNo">086</span> localhost + " Actual : " + actualHostName, localhost, actualHostName);<a name="line.86"></a>
+<span class="sourceLineNo">087</span> }<a name="line.87"></a>
+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span> @Test<a name="line.89"></a>
+<span class="sourceLineNo">090</span> public void testNonSuccessiveSplitsAreNotMerged() throws IOException {<a name="line.90"></a>
+<span class="sourceLineNo">091</span> JobContext context = mock(JobContext.class);<a name="line.91"></a>
+<span class="sourceLineNo">092</span> Configuration conf = HBaseConfiguration.create();<a name="line.92"></a>
+<span class="sourceLineNo">093</span> conf.set(ClusterConnection.HBASE_CLIENT_CONNECTION_IMPL,<a name="line.93"></a>
+<span class="sourceLineNo">094</span> ConnectionForMergeTesting.class.getName());<a name="line.94"></a>
+<span class="sourceLineNo">095</span> conf.set(TableInputFormat.INPUT_TABLE, "testTable");<a name="line.95"></a>
+<span class="sourceLineNo">096</span> conf.setBoolean(TableInputFormatBase.MAPREDUCE_INPUT_AUTOBALANCE, true);<a name="line.96"></a>
+<span class="sourceLineNo">097</span> when(context.getConfiguration()).thenReturn(conf);<a name="line.97"></a>
+<span class="sourceLineNo">098</span><a name="line.98"></a>
+<span class="sourceLineNo">099</span> TableInputFormat tifExclude = new TableInputFormatForMergeTesting();<a name="line.99"></a>
+<span class="sourceLineNo">100</span> tifExclude.setConf(conf);<a name="line.100"></a>
+<span class="sourceLineNo">101</span> // split["b", "c"] is excluded, split["o", "p"] and split["p", "q"] are merged,<a name="line.101"></a>
+<span class="sourceLineNo">102</span> // but split["a", "b"] and split["c", "d"] are not merged.<a name="line.102"></a>
+<span class="sourceLineNo">103</span> assertEquals(ConnectionForMergeTesting.START_KEYS.length - 1 - 1,<a name="line.103"></a>
+<span class="sourceLineNo">104</span> tifExclude.getSplits(context).size());<a name="line.104"></a>
+<span class="sourceLineNo">105</span> }<a name="line.105"></a>
+<span class="sourceLineNo">106</span><a name="line.106"></a>
+<span class="sourceLineNo">107</span> /**<a name="line.107"></a>
+<span class="sourceLineNo">108</span> * Subclass of {@link TableInputFormat} to use in {@link #testNonSuccessiveSplitsAreNotMerged}.<a name="line.108"></a>
+<span class="sourceLineNo">109</span> * This class overrides {@link TableInputFormatBase#includeRegionInSplit}<a name="line.109"></a>
+<span class="sourceLineNo">110</span> * to exclude specific splits.<a name="line.110"></a>
+<span class="sourceLineNo">111</span> */<a name="line.111"></a>
+<span class="sourceLineNo">112</span> private static class TableInputFormatForMergeTesting extends TableInputFormat {<a name="line.112"></a>
+<span class="sourceLineNo">113</span> private byte[] prefixStartKey = Bytes.toBytes("b");<a name="line.113"></a>
+<span class="sourceLineNo">114</span> private byte[] prefixEndKey = Bytes.toBytes("c");<a name="line.114"></a>
+<span class="sourceLineNo">115</span> private RegionSizeCalculator sizeCalculator;<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> * Exclude regions which contain rows starting with "b".<a name="line.118"></a>
+<span class="sourceLineNo">119</span> */<a name="line.119"></a>
+<span class="sourceLineNo">120</span> @Override<a name="line.120"></a>
+<span class="sourceLineNo">121</span> protected boolean includeRegionInSplit(final byte[] startKey, final byte [] endKey) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span> if (Bytes.compareTo(startKey, prefixEndKey) < 0<a name="line.122"></a>
+<span class="sourceLineNo">123</span> && (Bytes.compareTo(prefixStartKey, endKey) < 0<a name="line.123"></a>
+<span class="sourceLineNo">124</span> || Bytes.equals(endKey, HConstants.EMPTY_END_ROW))) {<a name="line.124"></a>
+<span class="sourceLineNo">125</span> return false;<a name="line.125"></a>
+<span class="sourceLineNo">126</span> } else {<a name="line.126"></a>
+<span class="sourceLineNo">127</span> return true;<a name="line.127"></a>
+<span class="sourceLineNo">128</span> }<a name="line.128"></a>
+<span class="sourceLineNo">129</span> }<a name="line.129"></a>
+<span class="sourceLineNo">130</span><a name="line.130"></a>
+<span class="sourceLineNo">131</span> @Override<a name="line.131"></a>
+<span class="sourceLineNo">132</span> protected void initializeTable(Connection connection, TableName tableName) throws IOException {<a name="line.132"></a>
+<span class="sourceLineNo">133</span> super.initializeTable(connection, tableName);<a name="line.133"></a>
+<span class="sourceLineNo">134</span> ConnectionForMergeTesting cft = (ConnectionForMergeTesting) connection;<a name="line.134"></a>
+<span class="sourceLineNo">135</span> sizeCalculator = cft.getRegionSizeCalculator();<a name="line.135"></a>
+<span class="sourceLineNo">136</span> }<a name="line.136"></a>
+<span class="sourceLineNo">137</span><a name="line.137"></a>
+<span class="sourceLineNo">138</span> @Override<a name="line.138"></a>
+<span class="sourceLineNo">139</span> protected RegionSizeCalculator createRegionSizeCalculator(RegionLocator locator, Admin admin)<a name="line.139"></a>
+<span class="sourceLineNo">140</span> throws IOException {<a name="line.140"></a>
+<span class="sourceLineNo">141</span> return sizeCalculator;<a name="line.141"></a>
+<span class="sourceLineNo">142</span> }<a name="line.142"></a>
+<span class="sourceLineNo">143</span> }<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> * Connection class to use in {@link #testNonSuccessiveSplitsAreNotMerged}.<a name="line.146"></a>
+<span class="sourceLineNo">147</span> * This class returns mocked {@link Table}, {@link RegionLocator}, {@link RegionSizeCalculator},<a name="line.147"></a>
+<span class="sourceLineNo">148</span> * and {@link Admin}.<a name="line.148"></a>
+<span class="sourceLineNo">149</span> */<a name="line.149"></a>
+<span class="sourceLineNo">150</span> private static class ConnectionForMergeTesting implements Connection {<a name="line.150"></a>
+<span class="sourceLineNo">151</span> public static final byte[][] SPLITS = new byte[][] {<a name="line.151"></a>
+<span class="sourceLineNo">152</span> Bytes.toBytes("a"), Bytes.toBytes("b"), Bytes.toBytes("c"), Bytes.toBytes("d"),<a name="line.152"></a>
+<span class="sourceLineNo">153</span> Bytes.toBytes("e"), Bytes.toBytes("f"), Bytes.toBytes("g"), Bytes.toBytes("h"),<a name="line.153"></a>
+<span class="sourceLineNo">154</span> Bytes.toBytes("i"), Bytes.toBytes("j"), Bytes.toBytes("k"), Bytes.toBytes("l"),<a name="line.154"></a>
+<span class="sourceLineNo">155</span> Bytes.toBytes("m"), Bytes.toBytes("n"), Bytes.toBytes("o"), Bytes.toBytes("p"),<a name="line.155"></a>
+<span class="sourceLineNo">156</span> Bytes.toBytes("q"), Bytes.toBytes("r"), Bytes.toBytes("s"), Bytes.toBytes("t"),<a name="line.156"></a>
+<span class="sourceLineNo">157</span> Bytes.toBytes("u"), Bytes.toBytes("v"), Bytes.toBytes("w"), Bytes.toBytes("x"),<a name="line.157"></a>
+<span class="sourceLineNo">158</span> Bytes.toBytes("y"), Bytes.toBytes("z")<a name="line.158"></a>
+<span class="sourceLineNo">159</span> };<a name="line.159"></a>
+<span class="sourceLineNo">160</span><a name="line.160"></a>
+<span class="sourceLineNo">161</span> public static final byte[][] START_KEYS;<a name="line.161"></a>
+<span class="sourceLineNo">162</span> public static final byte[][] END_KEYS;<a name="line.162"></a>
+<span class="sourceLineNo">163</span> static {<a name="line.163"></a>
+<span class="sourceLineNo">164</span> START_KEYS = new byte[SPLITS.length + 1][];<a name="line.164"></a>
+<span class="sourceLineNo">165</span> START_KEYS[0] = HConstants.EMPTY_BYTE_ARRAY;<a name="line.165"></a>
+<span class="sourceLineNo">166</span> for (int i = 0; i < SPLITS.length; i++) {<a name="line.166"></a>
+<span class="sourceLineNo">167</span> START_KEYS[i + 1] = SPLITS[i];<a name="line.167"></a>
+<span class="sourceLineNo">168</span> }<a name="line.168"></a>
+<span class="sourceLineNo">169</span><a name="line.169"></a>
+<span class="sourceLineNo">170</span> END_KEYS = new byte[SPLITS.length + 1][];<a name="line.170"></a>
+<span class="sourceLineNo">171</span> for (int i = 0; i < SPLITS.length; i++) {<a name="line.171"></a>
+<span class="sourceLineNo">172</span> END_KEYS[i] = SPLITS[i];<a name="line.172"></a>
+<span class="sourceLineNo">173</span> }<a name="line.173"></a>
+<span class="sourceLineNo">174</span> END_KEYS[SPLITS.length] = HConstants.EMPTY_BYTE_ARRAY;<a name="line.174"></a>
+<span class="sourceLineNo">175</span> }<a name="line.175"></a>
+<span class="sourceLineNo">176</span><a name="line.176"></a>
+<span class="sourceLineNo">177</span> public static final Map<byte[], Long> SIZE_MAP = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.177"></a>
+<span class="sourceLineNo">178</span> static {<a name="line.178"></a>
+<span class="sourceLineNo">179</span> for (byte[] startKey : START_KEYS) {<a name="line.179"></a>
+<span class="sourceLineNo">180</span> SIZE_MAP.put(startKey, 1024L * 1024L * 1024L);<a name="line.180"></a>
+<span class="sourceLineNo">181</span> }<a name="line.181"></a>
+<span class="sourceLineNo">182</span> SIZE_MAP.put(Bytes.toBytes("a"), 200L * 1024L * 1024L);<a name="line.182"></a>
+<span class="sourceLineNo">183</span> SIZE_MAP.put(Bytes.toBytes("b"), 200L * 1024L * 1024L);<a name="line.183"></a>
+<span class="sourceLineNo">184</span> SIZE_MAP.put(Bytes.toBytes("c"), 200L * 1024L * 1024L);<a name="line.184"></a>
+<span class="sourceLineNo">185</span> SIZE_MAP.put(Bytes.toBytes("o"), 200L * 1024L * 1024L);<a name="line.185"></a>
+<span class="sourceLineNo">186</span> SIZE_MAP.put(Bytes.toBytes("p"), 200L * 1024L * 1024L);<a name="line.186"></a>
+<span class="sourceLineNo">187</span> }<a name="line.187"></a>
+<span class="sourceLineNo">188</span><a name="line.188"></a>
+<span class="sourceLineNo">189</span> ConnectionForMergeTesting(Configuration conf, ExecutorService pool, User user)<a name="line.189"></a>
+<span class="sourceLineNo">190</span> throws IOException {<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> @Override<a name="line.193"></a>
+<span class="sourceLineNo">194</span> public void abort(String why, Throwable e) {<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> @Override<a name="line.197"></a>
+<span class="sourceLineNo">198</span> public boolean isAborted() {<a name="line.198"></a>
+<span class="sourceLineNo">199</span> return false;<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> @Override<a name="line.202"></a>
+<span class="sourceLineNo">203</span> public Configuration getConfiguration() {<a name="line.203"></a>
+<span class="sourceLineNo">204</span> throw new UnsupportedOperationException();<a name="line.204"></a>
+<span class="sourceLineNo">205</span> }<a name="line.205"></a>
+<span class="sourceLineNo">206</span><a name="line.206"></a>
+<span class="sourceLineNo">207</span> @Override<a name="line.207"></a>
+<span class="sourceLineNo">208</span> public Table getTable(TableName tableName) throws IOException {<a name="line.208"></a>
+<span class="sourceLineNo">209</span> Table table = mock(Table.class);<a name="line.209"></a>
+<span class="sourceLineNo">210</span> when(table.getName()).thenReturn(tableName);<a name="line.210"></a>
+<span class="sourceLineNo">211</span> return table;<a name="line.211"></a>
+<span class="sourceLineNo">212</span> }<a name="line.212"></a>
+<span class="sourceLineNo">213</span><a name="line.213"></a>
+<span class="sourceLineNo">214</span> @Override<a name="line.214"></a>
+<span class="sourceLineNo">215</span> public Table getTable(TableName tableName, ExecutorService pool) throws IOException {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> throw new UnsupportedOperationException();<a name="line.216"></a>
+<span class="sourceLineNo">217</span> }<a name="line.217"></a>
+<span class="sourceLineNo">218</span><a name="line.218"></a>
+<span class="sourceLineNo">219</span> @Override<a name="line.219"></a>
+<span class="sourceLineNo">220</span> public BufferedMutator getBufferedMutator(TableName tableName) throws IOException {<a name="line.220"></a>
+<span class="sourceLineNo">221</span> throw new UnsupportedOperationException();<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> @Override<a name="line.224"></a>
+<span class="sourceLineNo">225</span> public BufferedMutator getBufferedMutator(BufferedMutatorParams params) throws IOException {<a name="line.225"></a>
+<span class="sourceLineNo">226</span> throw new UnsupportedOperationException();<a name="line.226"></a>
+<span class="sourceLineNo">227</span> }<a name="line.227"></a>
+<span class="sourceLineNo">228</span><a name="line.228"></a>
+<span class="sourceLineNo">229</span> @Override<a name="line.229"></a>
+<span class="sourceLineNo">230</span> public RegionLocator getRegionLocator(TableName tableName) throws IOException {<a name="line.230"></a>
+<span class="sourceLineNo">231</span> final Map<byte[], HRegionLocation> locationMap = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.231"></a>
+<span class="sourceLineNo">232</span> for (byte[] startKey : START_KEYS) {<a name="line.232"></a>
+<span class="sourceLineNo">233</span> HRegionLocation hrl = new HRegionLocation(<a name="line.233"></a>
+<span class="sourceLineNo">234</span> RegionInfoBuilder.newBuilder(tableName).setStartKey(startKey).build(),<a name="line.234"></a>
+<span class="sourceLineNo">235</span> ServerName.valueOf("localhost", 0, 0));<a name="line.235"></a>
+<span class="sourceLineNo">236</span> locationMap.put(startKey, hrl);<a name="line.236"></a>
+<span class="sourceLineNo">237</span> }<a name="line.237"></a>
+<span class="sourceLineNo">238</span><a name="line.238"></a>
+<span class="sourceLineNo">239</span> RegionLocator locator = mock(RegionLocator.class);<a name="line.239"></a>
+<span class="sourceLineNo">240</span> when(locator.getRegionLocation(any(byte [].class), anyBoolean())).<a name="line.240"></a>
+<span class="sourceLineNo">241</span> thenAnswer(new Answer<HRegionLocation>() {<a name="line.241"></a>
+<span class="sourceLineNo">242</span> @Override<a name="line.242"></a>
+<span class="sourceLineNo">243</span> public HRegionLocation answer(InvocationOnMock invocationOnMock) throws Throwable {<a name="line.243"></a>
+<span class="sourceLineNo">244</span> Object [] args = invocationOnMock.getArguments();<a name="line.244"></a>
+<span class="sourceLineNo">245</span> byte [] key = (byte [])args[0];<a name="line.245"></a>
+<span class="sourceLineNo">246</span> return locationMap.get(key);<a name="line.246"></a>
+<span class="sourceLineNo">247</span> }<a name="line.247"></a>
+<span class="sourceLineNo">248</span> });<a name="line.248"></a>
+<span class="sourceLineNo">249</span> when(locator.getStartEndKeys()).<a name="line.249"></a>
+<span class="sourceLineNo">250</span> thenReturn(new Pair<byte[][], byte[][]>(START_KEYS, END_KEYS));<a name="line.250"></a>
+<span class="sourceLineNo">251</span> return locator;<a name="line.251"></a>
+<span class="sourceLineNo">252</span> }<a name="line.252"></a>
+<span class="sourceLineNo">253</span><a name="line.253"></a>
+<span class="sourceLineNo">254</span> public RegionSizeCalculator getRegionSizeCalculator() {<a name="line.254"></a>
+<span class="sourceLineNo">255</span> RegionSizeCalculator sizeCalculator = mock(RegionSizeCalculator.class);<a name="line.255"></a>
+<span class="sourceLineNo">256</span> when(sizeCalculator.getRegionSize(any(byte[].class))).<a name="line.256"></a>
+<span class="sourceLineNo">257</span> thenAnswer(new Answer<Long>() {<a name="line.257"></a>
+<span class="sourceLineNo">258</span> @Override<a name="line.258"></a>
+<span class="sourceLineNo">259</span> public Long answer(InvocationOnMock invocationOnMock) throws Throwable {<a name="line.259"></a>
+<span class="sourceLineNo">260</span> Object [] args = invocationOnMock.getArguments();<a name="line.260"></a>
+<span class="sourceLineNo">261</span> byte [] regionId = (byte [])args[0];<a name="line.261"></a>
+<span class="sourceLineNo">262</span> byte[] startKey = RegionInfo.getStartKey(regionId);<a name="line.262"></a>
+<span class="sourceLineNo">263</span> return SIZE_MAP.get(startKey);<a name="line.263"></a>
+<span class="sourceLineNo">264</span> }<a name="line.264"></a>
+<span class="sourceLineNo">265</span> });<a name="line.265"></a>
+<span class="sourceLineNo">266</span> return sizeCalculator;<a name="line.266"></a>
+<span class="sourceLineNo">267</span> }<a name="line.267"></a>
+<span class="sourceLineNo">268</span><a name="line.268"></a>
+<span class="sourceLineNo">269</span> @Override<a name="line.269"></a>
+<span class="sourceLineNo">270</span> public Admin getAdmin() throws IOException {<a name="line.270"></a>
+<span class="sourceLineNo">271</span> Admin admin = mock(Admin.class);<a name="line.271"></a>
+<span class="sourceLineNo">272</span> // return non-null admin to pass null checks<a name="line.272"></a>
+<span class="sourceLineNo">273</span> return admin;<a name="line.273"></a>
+<span class="sourceLineNo">274</span> }<a name="line.274"></a>
+<span class="sourceLineNo">275</span><a name="line.275"></a>
+<span class="sourceLineNo">276</span> @Override<a name="line.276"></a>
+<span class="sourceLineNo">277</span> public void close() throws IOException {<a name="line.277"></a>
+<span class="sourceLineNo">278</span> }<a name="line.278"></a>
+<span class="sourceLineNo">279</span><a name="line.279"></a>
+<span class="sourceLineNo">280</span> @Override<a name="line.280"></a>
+<span class="sourceLineNo">281</span> public boolean isClosed() {<a name="line.281"></a>
+<span class="sourceLineNo">282</span> return false;<a name="line.282"></a>
+<span class="sourceLineNo">283</span> }<a name="line.283"></a>
+<span class="sourceLineNo">284</span><a name="line.284"></a>
+<span class="sourceLineNo">285</span> @Override<a name="line.285"></a>
+<span class="sourceLineNo">286</span> public TableBuilder getTableBuilder(TableName tableName, ExecutorService pool) {<a name="line.286"></a>
+<span class="sourceLineNo">287</span> throw new UnsupportedOperationException();<a name="line.287"></a>
+<span class="sourceLineNo">288</span> }<a name="line.288"></a>
+<span class="sourceLineNo">289</span> }<a name="line.289"></a>
+<span class="sourceLineNo">290</span>}<a name="line.290"></a>
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+</pre>
+</div>
+</body>
+</html>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/0e1d8d25/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.html
index e0edf44..68a4229 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/mapreduce/TestTableInputFormatBase.html
@@ -26,44 +26,276 @@
<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.mapreduce;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.junit.Assert.*;<a name="line.20"></a>
-<span class="sourceLineNo">021</span><a name="line.21"></a>
-<span class="sourceLineNo">022</span>import java.net.Inet6Address;<a name="line.22"></a>
-<span class="sourceLineNo">023</span>import java.net.InetAddress;<a name="line.23"></a>
-<span class="sourceLineNo">024</span>import java.net.UnknownHostException;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.junit.ClassRule;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.junit.Test;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.junit.experimental.categories.Category;<a name="line.29"></a>
-<span class="sourceLineNo">030</span><a name="line.30"></a>
-<span class="sourceLineNo">031</span>@Category({SmallTests.class})<a name="line.31"></a>
-<span class="sourceLineNo">032</span>public class TestTableInputFormatBase {<a name="line.32"></a>
-<span class="sourceLineNo">033</span><a name="line.33"></a>
-<span class="sourceLineNo">034</span> @ClassRule<a name="line.34"></a>
-<span class="sourceLineNo">035</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.35"></a>
-<span class="sourceLineNo">036</span> HBaseClassTestRule.forClass(TestTableInputFormatBase.class);<a name="line.36"></a>
-<span class="sourceLineNo">037</span><a name="line.37"></a>
-<span class="sourceLineNo">038</span> @Test<a name="line.38"></a>
-<span class="sourceLineNo">039</span> public void testTableInputFormatBaseReverseDNSForIPv6()<a name="line.39"></a>
-<span class="sourceLineNo">040</span> throws UnknownHostException {<a name="line.40"></a>
-<span class="sourceLineNo">041</span> String address = "ipv6.google.com";<a name="line.41"></a>
-<span class="sourceLineNo">042</span> String localhost = null;<a name="line.42"></a>
-<span class="sourceLineNo">043</span> InetAddress addr = null;<a name="line.43"></a>
-<span class="sourceLineNo">044</span> TableInputFormat inputFormat = new TableInputFormat();<a name="line.44"></a>
-<span class="sourceLineNo">045</span> try {<a name="line.45"></a>
-<span class="sourceLineNo">046</span> localhost = InetAddress.getByName(address).getCanonicalHostName();<a name="line.46"></a>
-<span class="sourceLineNo">047</span> addr = Inet6Address.getByName(address);<a name="line.47"></a>
-<span class="sourceLineNo">048</span> } catch (UnknownHostException e) {<a name="line.48"></a>
-<span class="sourceLineNo">049</span> // google.com is down, we can probably forgive this test.<a name="line.49"></a>
-<span class="sourceLineNo">050</span> return;<a name="line.50"></a>
-<span class="sourceLineNo">051</span> }<a name="line.51"></a>
-<span class="sourceLineNo">052</span> System.out.println("Should retrun the hostname for this host " +<a name="line.52"></a>
-<span class="sourceLineNo">053</span> localhost + " addr : " + addr);<a name="line.53"></a>
-<span class="sourceLineNo">054</span> String actualHostName = inputFormat.reverseDNS(addr);<a name="line.54"></a>
-<span class="sourceLineNo">055</span> assertEquals("Should retrun the hostname for this host. Expected : " +<a name="line.55"></a>
-<span class="sourceLineNo">056</span> localhost + " Actual : " + actualHostName, localhost, actualHostName);<a name="line.56"></a>
-<span class="sourceLineNo">057</span> }<a name="line.57"></a>
-<span class="sourceLineNo">058</span>}<a name="line.58"></a>
+<span class="sourceLineNo">021</span>import static org.mockito.Mockito.any;<a name="line.21"></a>
+<span class="sourceLineNo">022</span>import static org.mockito.Mockito.anyBoolean;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import static org.mockito.Mockito.mock;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import static org.mockito.Mockito.when;<a name="line.24"></a>
+<span class="sourceLineNo">025</span><a name="line.25"></a>
+<span class="sourceLineNo">026</span>import java.io.IOException;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import java.net.Inet6Address;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.net.InetAddress;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.net.UnknownHostException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.util.Map;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.util.TreeMap;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import java.util.concurrent.ExecutorService;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configuration;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HConstants;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HRegionLocation;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.ServerName;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.TableName;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Admin;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.BufferedMutator;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.BufferedMutatorParams;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.RegionLocator;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Table;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.TableBuilder;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.security.User;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.mapreduce.JobContext;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.junit.ClassRule;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.junit.Test;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.junit.experimental.categories.Category;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.mockito.invocation.InvocationOnMock;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.mockito.stubbing.Answer;<a name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span>@Category({SmallTests.class})<a name="line.61"></a>
+<span class="sourceLineNo">062</span>public class TestTableInputFormatBase {<a name="line.62"></a>
+<span class="sourceLineNo">063</span><a name="line.63"></a>
+<span class="sourceLineNo">064</span> @ClassRule<a name="line.64"></a>
+<span class="sourceLineNo">065</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.65"></a>
+<span class="sourceLineNo">066</span> HBaseClassTestRule.forClass(TestTableInputFormatBase.class);<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> @Test<a name="line.68"></a>
+<span class="sourceLineNo">069</span> public void testTableInputFormatBaseReverseDNSForIPv6()<a name="line.69"></a>
+<span class="sourceLineNo">070</span> throws UnknownHostException {<a name="line.70"></a>
+<span class="sourceLineNo">071</span> String address = "ipv6.google.com";<a name="line.71"></a>
+<span class="sourceLineNo">072</span> String localhost = null;<a name="line.72"></a>
+<span class="sourceLineNo">073</span> InetAddress addr = null;<a name="line.73"></a>
+<span class="sourceLineNo">074</span> TableInputFormat inputFormat = new TableInputFormat();<a name="line.74"></a>
+<span class="sourceLineNo">075</span> try {<a name="line.75"></a>
+<span class="sourceLineNo">076</span> localhost = InetAddress.getByName(address).getCanonicalHostName();<a name="line.76"></a>
+<span class="sourceLineNo">077</span> addr = Inet6Address.getByName(address);<a name="line.77"></a>
+<span class="sourceLineNo">078</span> } catch (UnknownHostException e) {<a name="line.78"></a>
+<span class="sourceLineNo">079</span> // google.com is down, we can probably forgive this test.<a name="line.79"></a>
+<span class="sourceLineNo">080</span> return;<a name="line.80"></a>
+<span class="sourceLineNo">081</span> }<a name="line.81"></a>
+<span class="sourceLineNo">082</span> System.out.println("Should retrun the hostname for this host " +<a name="line.82"></a>
+<span class="sourceLineNo">083</span> localhost + " addr : " + addr);<a name="line.83"></a>
+<span class="sourceLineNo">084</span> String actualHostName = inputFormat.reverseDNS(addr);<a name="line.84"></a>
+<span class="sourceLineNo">085</span> assertEquals("Should retrun the hostname for this host. Expected : " +<a name="line.85"></a>
+<span class="sourceLineNo">086</span> localhost + " Actual : " + actualHostName, localhost, actualHostName);<a name="line.86"></a>
+<span class="sourceLineNo">087</span> }<a name="line.87"></a>
+<span class="sourceLineNo">088</span><a name="line.88"></a>
+<span class="sourceLineNo">089</span> @Test<a name="line.89"></a>
+<span class="sourceLineNo">090</span> public void testNonSuccessiveSplitsAreNotMerged() throws IOException {<a name="line.90"></a>
+<span class="sourceLineNo">091</span> JobContext context = mock(JobContext.class);<a name="line.91"></a>
+<span class="sourceLineNo">092</span> Configuration conf = HBaseConfiguration.create();<a name="line.92"></a>
+<span class="sourceLineNo">093</span> conf.set(ClusterConnection.HBASE_CLIENT_CONNECTION_IMPL,<a name="line.93"></a>
+<span class="sourceLineNo">094</span> ConnectionForMergeTesting.class.getName());<a name="line.94"></a>
+<span class="sourceLineNo">095</span> conf.set(TableInputFormat.INPUT_TABLE, "testTable");<a name="line.95"></a>
+<span class="sourceLineNo">096</span> conf.setBoolean(TableInputFormatBase.MAPREDUCE_INPUT_AUTOBALANCE, true);<a name="line.96"></a>
+<span class="sourceLineNo">097</span> when(context.getConfiguration()).thenReturn(conf);<a name="line.97"></a>
+<span class="sourceLineNo">098</span><a name="line.98"></a>
+<span class="sourceLineNo">099</span> TableInputFormat tifExclude = new TableInputFormatForMergeTesting();<a name="line.99"></a>
+<span class="sourceLineNo">100</span> tifExclude.setConf(conf);<a name="line.100"></a>
+<span class="sourceLineNo">101</span> // split["b", "c"] is excluded, split["o", "p"] and split["p", "q"] are merged,<a name="line.101"></a>
+<span class="sourceLineNo">102</span> // but split["a", "b"] and split["c", "d"] are not merged.<a name="line.102"></a>
+<span class="sourceLineNo">103</span> assertEquals(ConnectionForMergeTesting.START_KEYS.length - 1 - 1,<a name="line.103"></a>
+<span class="sourceLineNo">104</span> tifExclude.getSplits(context).size());<a name="line.104"></a>
+<span class="sourceLineNo">105</span> }<a name="line.105"></a>
+<span class="sourceLineNo">106</span><a name="line.106"></a>
+<span class="sourceLineNo">107</span> /**<a name="line.107"></a>
+<span class="sourceLineNo">108</span> * Subclass of {@link TableInputFormat} to use in {@link #testNonSuccessiveSplitsAreNotMerged}.<a name="line.108"></a>
+<span class="sourceLineNo">109</span> * This class overrides {@link TableInputFormatBase#includeRegionInSplit}<a name="line.109"></a>
+<span class="sourceLineNo">110</span> * to exclude specific splits.<a name="line.110"></a>
+<span class="sourceLineNo">111</span> */<a name="line.111"></a>
+<span class="sourceLineNo">112</span> private static class TableInputFormatForMergeTesting extends TableInputFormat {<a name="line.112"></a>
+<span class="sourceLineNo">113</span> private byte[] prefixStartKey = Bytes.toBytes("b");<a name="line.113"></a>
+<span class="sourceLineNo">114</span> private byte[] prefixEndKey = Bytes.toBytes("c");<a name="line.114"></a>
+<span class="sourceLineNo">115</span> private RegionSizeCalculator sizeCalculator;<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> * Exclude regions which contain rows starting with "b".<a name="line.118"></a>
+<span class="sourceLineNo">119</span> */<a name="line.119"></a>
+<span class="sourceLineNo">120</span> @Override<a name="line.120"></a>
+<span class="sourceLineNo">121</span> protected boolean includeRegionInSplit(final byte[] startKey, final byte [] endKey) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span> if (Bytes.compareTo(startKey, prefixEndKey) < 0<a name="line.122"></a>
+<span class="sourceLineNo">123</span> && (Bytes.compareTo(prefixStartKey, endKey) < 0<a name="line.123"></a>
+<span class="sourceLineNo">124</span> || Bytes.equals(endKey, HConstants.EMPTY_END_ROW))) {<a name="line.124"></a>
+<span class="sourceLineNo">125</span> return false;<a name="line.125"></a>
+<span class="sourceLineNo">126</span> } else {<a name="line.126"></a>
+<span class="sourceLineNo">127</span> return true;<a name="line.127"></a>
+<span class="sourceLineNo">128</span> }<a name="line.128"></a>
+<span class="sourceLineNo">129</span> }<a name="line.129"></a>
+<span class="sourceLineNo">130</span><a name="line.130"></a>
+<span class="sourceLineNo">131</span> @Override<a name="line.131"></a>
+<span class="sourceLineNo">132</span> protected void initializeTable(Connection connection, TableName tableName) throws IOException {<a name="line.132"></a>
+<span class="sourceLineNo">133</span> super.initializeTable(connection, tableName);<a name="line.133"></a>
+<span class="sourceLineNo">134</span> ConnectionForMergeTesting cft = (ConnectionForMergeTesting) connection;<a name="line.134"></a>
+<span class="sourceLineNo">135</span> sizeCalculator = cft.getRegionSizeCalculator();<a name="line.135"></a>
+<span class="sourceLineNo">136</span> }<a name="line.136"></a>
+<span class="sourceLineNo">137</span><a name="line.137"></a>
+<span class="sourceLineNo">138</span> @Override<a name="line.138"></a>
+<span class="sourceLineNo">139</span> protected RegionSizeCalculator createRegionSizeCalculator(RegionLocator locator, Admin admin)<a name="line.139"></a>
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+<span class="sourceLineNo">141</span> return sizeCalculator;<a name="line.141"></a>
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