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<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.regionserver;<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.assertEquals;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a>
<span class="sourceLineNo">022</span><a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.util.ArrayList;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.List;<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.HBaseClassTestRule;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.TableName;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.Put;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Table;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.master.assignment.SplitTableRegionProcedure;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.master.procedure.MasterProcedureEnv;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.junit.AfterClass;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.junit.BeforeClass;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.junit.ClassRule;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.junit.Rule;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.junit.Test;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.junit.experimental.categories.Category;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.junit.rules.TestName;<a name="line.47"></a>
<span class="sourceLineNo">048</span><a name="line.48"></a>
<span class="sourceLineNo">049</span>@Category({ RegionServerTests.class, LargeTests.class })<a name="line.49"></a>
<span class="sourceLineNo">050</span>public class TestDirectStoreSplitsMerges {<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
<span class="sourceLineNo">052</span> @ClassRule<a name="line.52"></a>
<span class="sourceLineNo">053</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.53"></a>
<span class="sourceLineNo">054</span> HBaseClassTestRule.forClass(TestDirectStoreSplitsMerges.class);<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span> private static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.56"></a>
<span class="sourceLineNo">057</span><a name="line.57"></a>
<span class="sourceLineNo">058</span> public static final byte[] FAMILY_NAME = Bytes.toBytes("info");<a name="line.58"></a>
<span class="sourceLineNo">059</span><a name="line.59"></a>
<span class="sourceLineNo">060</span> @Rule<a name="line.60"></a>
<span class="sourceLineNo">061</span> public TestName name = new TestName();<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> @BeforeClass<a name="line.63"></a>
<span class="sourceLineNo">064</span> public static void setup() throws Exception {<a name="line.64"></a>
<span class="sourceLineNo">065</span> TEST_UTIL.startMiniCluster();<a name="line.65"></a>
<span class="sourceLineNo">066</span> }<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span> @AfterClass<a name="line.68"></a>
<span class="sourceLineNo">069</span> public static void after() throws Exception {<a name="line.69"></a>
<span class="sourceLineNo">070</span> TEST_UTIL.shutdownMiniCluster();<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> @Test<a name="line.73"></a>
<span class="sourceLineNo">074</span> public void testSplitStoreDir() throws Exception {<a name="line.74"></a>
<span class="sourceLineNo">075</span> TableName table = TableName.valueOf(name.getMethodName());<a name="line.75"></a>
<span class="sourceLineNo">076</span> TEST_UTIL.createTable(table, FAMILY_NAME);<a name="line.76"></a>
<span class="sourceLineNo">077</span> // first put some data in order to have a store file created<a name="line.77"></a>
<span class="sourceLineNo">078</span> putThreeRowsAndFlush(table);<a name="line.78"></a>
<span class="sourceLineNo">079</span> HRegion region = TEST_UTIL.getHBaseCluster().getRegions(table).get(0);<a name="line.79"></a>
<span class="sourceLineNo">080</span> HRegionFileSystem regionFS = region.getStores().get(0).getRegionFileSystem();<a name="line.80"></a>
<span class="sourceLineNo">081</span> RegionInfo daughterA =<a name="line.81"></a>
<span class="sourceLineNo">082</span> RegionInfoBuilder.newBuilder(table).setStartKey(region.getRegionInfo().getStartKey())<a name="line.82"></a>
<span class="sourceLineNo">083</span> .setEndKey(Bytes.toBytes("002")).setSplit(false)<a name="line.83"></a>
<span class="sourceLineNo">084</span> .setRegionId(region.getRegionInfo().getRegionId() + EnvironmentEdgeManager.currentTime())<a name="line.84"></a>
<span class="sourceLineNo">085</span> .build();<a name="line.85"></a>
<span class="sourceLineNo">086</span> HStoreFile file = (HStoreFile) region.getStore(FAMILY_NAME).getStorefiles().toArray()[0];<a name="line.86"></a>
<span class="sourceLineNo">087</span> Path result = regionFS.splitStoreFile(daughterA, Bytes.toString(FAMILY_NAME), file,<a name="line.87"></a>
<span class="sourceLineNo">088</span> Bytes.toBytes("002"), false, region.getSplitPolicy());<a name="line.88"></a>
<span class="sourceLineNo">089</span> // asserts the reference file naming is correct<a name="line.89"></a>
<span class="sourceLineNo">090</span> validateResultingFile(region.getRegionInfo().getEncodedName(), result);<a name="line.90"></a>
<span class="sourceLineNo">091</span> // Additionally check if split region dir was created directly under table dir, not on .tmp<a name="line.91"></a>
<span class="sourceLineNo">092</span> Path resultGreatGrandParent = result.getParent().getParent().getParent();<a name="line.92"></a>
<span class="sourceLineNo">093</span> assertEquals(regionFS.getTableDir().getName(), resultGreatGrandParent.getName());<a name="line.93"></a>
<span class="sourceLineNo">094</span> }<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span> @Test<a name="line.96"></a>
<span class="sourceLineNo">097</span> public void testMergeStoreFile() throws Exception {<a name="line.97"></a>
<span class="sourceLineNo">098</span> TableName table = TableName.valueOf(name.getMethodName());<a name="line.98"></a>
<span class="sourceLineNo">099</span> TEST_UTIL.createTable(table, FAMILY_NAME);<a name="line.99"></a>
<span class="sourceLineNo">100</span> // splitting the table first<a name="line.100"></a>
<span class="sourceLineNo">101</span> TEST_UTIL.getAdmin().split(table, Bytes.toBytes("002"));<a name="line.101"></a>
<span class="sourceLineNo">102</span> waitForSplitProcComplete(1000, 10);<a name="line.102"></a>
<span class="sourceLineNo">103</span> // Add data and flush to create files in the two different regions<a name="line.103"></a>
<span class="sourceLineNo">104</span> putThreeRowsAndFlush(table);<a name="line.104"></a>
<span class="sourceLineNo">105</span> List&lt;HRegion&gt; regions = TEST_UTIL.getHBaseCluster().getRegions(table);<a name="line.105"></a>
<span class="sourceLineNo">106</span> HRegion first = regions.get(0);<a name="line.106"></a>
<span class="sourceLineNo">107</span> HRegion second = regions.get(1);<a name="line.107"></a>
<span class="sourceLineNo">108</span> HRegionFileSystem regionFS = first.getRegionFileSystem();<a name="line.108"></a>
<span class="sourceLineNo">109</span><a name="line.109"></a>
<span class="sourceLineNo">110</span> RegionInfo mergeResult =<a name="line.110"></a>
<span class="sourceLineNo">111</span> RegionInfoBuilder.newBuilder(table).setStartKey(first.getRegionInfo().getStartKey())<a name="line.111"></a>
<span class="sourceLineNo">112</span> .setEndKey(second.getRegionInfo().getEndKey()).setSplit(false)<a name="line.112"></a>
<span class="sourceLineNo">113</span> .setRegionId(first.getRegionInfo().getRegionId() + EnvironmentEdgeManager.currentTime())<a name="line.113"></a>
<span class="sourceLineNo">114</span> .build();<a name="line.114"></a>
<span class="sourceLineNo">115</span><a name="line.115"></a>
<span class="sourceLineNo">116</span> HRegionFileSystem mergeRegionFs = HRegionFileSystem.createRegionOnFileSystem(<a name="line.116"></a>
<span class="sourceLineNo">117</span> TEST_UTIL.getHBaseCluster().getMaster().getConfiguration(), regionFS.getFileSystem(),<a name="line.117"></a>
<span class="sourceLineNo">118</span> regionFS.getTableDir(), mergeResult);<a name="line.118"></a>
<span class="sourceLineNo">119</span><a name="line.119"></a>
<span class="sourceLineNo">120</span> // merge file from first region<a name="line.120"></a>
<span class="sourceLineNo">121</span> HStoreFile file = (HStoreFile) first.getStore(FAMILY_NAME).getStorefiles().toArray()[0];<a name="line.121"></a>
<span class="sourceLineNo">122</span> mergeFileFromRegion(mergeRegionFs, first, file);<a name="line.122"></a>
<span class="sourceLineNo">123</span> // merge file from second region<a name="line.123"></a>
<span class="sourceLineNo">124</span> file = (HStoreFile) second.getStore(FAMILY_NAME).getStorefiles().toArray()[0];<a name="line.124"></a>
<span class="sourceLineNo">125</span> mergeFileFromRegion(mergeRegionFs, second, file);<a name="line.125"></a>
<span class="sourceLineNo">126</span> }<a name="line.126"></a>
<span class="sourceLineNo">127</span><a name="line.127"></a>
<span class="sourceLineNo">128</span> @Test<a name="line.128"></a>
<span class="sourceLineNo">129</span> public void testCommitDaughterRegionNoFiles() throws Exception {<a name="line.129"></a>
<span class="sourceLineNo">130</span> TableName table = TableName.valueOf(name.getMethodName());<a name="line.130"></a>
<span class="sourceLineNo">131</span> TEST_UTIL.createTable(table, FAMILY_NAME);<a name="line.131"></a>
<span class="sourceLineNo">132</span> HRegion region = TEST_UTIL.getHBaseCluster().getRegions(table).get(0);<a name="line.132"></a>
<span class="sourceLineNo">133</span> HRegionFileSystem regionFS = region.getStores().get(0).getRegionFileSystem();<a name="line.133"></a>
<span class="sourceLineNo">134</span> RegionInfo daughterA =<a name="line.134"></a>
<span class="sourceLineNo">135</span> RegionInfoBuilder.newBuilder(table).setStartKey(region.getRegionInfo().getStartKey())<a name="line.135"></a>
<span class="sourceLineNo">136</span> .setEndKey(Bytes.toBytes("002")).setSplit(false)<a name="line.136"></a>
<span class="sourceLineNo">137</span> .setRegionId(region.getRegionInfo().getRegionId() + EnvironmentEdgeManager.currentTime())<a name="line.137"></a>
<span class="sourceLineNo">138</span> .build();<a name="line.138"></a>
<span class="sourceLineNo">139</span> Path splitDir = regionFS.getSplitsDir(daughterA);<a name="line.139"></a>
<span class="sourceLineNo">140</span> MasterProcedureEnv env =<a name="line.140"></a>
<span class="sourceLineNo">141</span> TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor().getEnvironment();<a name="line.141"></a>
<span class="sourceLineNo">142</span> Path result = regionFS.commitDaughterRegion(daughterA, new ArrayList&lt;&gt;(), env);<a name="line.142"></a>
<span class="sourceLineNo">143</span> assertEquals(splitDir, result);<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> @Test<a name="line.146"></a>
<span class="sourceLineNo">147</span> public void testCommitDaughterRegionWithFiles() throws Exception {<a name="line.147"></a>
<span class="sourceLineNo">148</span> TableName table = TableName.valueOf(name.getMethodName());<a name="line.148"></a>
<span class="sourceLineNo">149</span> TEST_UTIL.createTable(table, FAMILY_NAME);<a name="line.149"></a>
<span class="sourceLineNo">150</span> // first put some data in order to have a store file created<a name="line.150"></a>
<span class="sourceLineNo">151</span> putThreeRowsAndFlush(table);<a name="line.151"></a>
<span class="sourceLineNo">152</span> HRegion region = TEST_UTIL.getHBaseCluster().getRegions(table).get(0);<a name="line.152"></a>
<span class="sourceLineNo">153</span> HRegionFileSystem regionFS = region.getStores().get(0).getRegionFileSystem();<a name="line.153"></a>
<span class="sourceLineNo">154</span> RegionInfo daughterA =<a name="line.154"></a>
<span class="sourceLineNo">155</span> RegionInfoBuilder.newBuilder(table).setStartKey(region.getRegionInfo().getStartKey())<a name="line.155"></a>
<span class="sourceLineNo">156</span> .setEndKey(Bytes.toBytes("002")).setSplit(false)<a name="line.156"></a>
<span class="sourceLineNo">157</span> .setRegionId(region.getRegionInfo().getRegionId() + EnvironmentEdgeManager.currentTime())<a name="line.157"></a>
<span class="sourceLineNo">158</span> .build();<a name="line.158"></a>
<span class="sourceLineNo">159</span> RegionInfo daughterB = RegionInfoBuilder.newBuilder(table).setStartKey(Bytes.toBytes("002"))<a name="line.159"></a>
<span class="sourceLineNo">160</span> .setEndKey(region.getRegionInfo().getEndKey()).setSplit(false)<a name="line.160"></a>
<span class="sourceLineNo">161</span> .setRegionId(region.getRegionInfo().getRegionId()).build();<a name="line.161"></a>
<span class="sourceLineNo">162</span> Path splitDirA = regionFS.getSplitsDir(daughterA);<a name="line.162"></a>
<span class="sourceLineNo">163</span> Path splitDirB = regionFS.getSplitsDir(daughterB);<a name="line.163"></a>
<span class="sourceLineNo">164</span> HStoreFile file = (HStoreFile) region.getStore(FAMILY_NAME).getStorefiles().toArray()[0];<a name="line.164"></a>
<span class="sourceLineNo">165</span> List&lt;Path&gt; filesA = new ArrayList&lt;&gt;();<a name="line.165"></a>
<span class="sourceLineNo">166</span> filesA.add(regionFS.splitStoreFile(daughterA, Bytes.toString(FAMILY_NAME), file,<a name="line.166"></a>
<span class="sourceLineNo">167</span> Bytes.toBytes("002"), false, region.getSplitPolicy()));<a name="line.167"></a>
<span class="sourceLineNo">168</span> List&lt;Path&gt; filesB = new ArrayList&lt;&gt;();<a name="line.168"></a>
<span class="sourceLineNo">169</span> filesB.add(regionFS.splitStoreFile(daughterB, Bytes.toString(FAMILY_NAME), file,<a name="line.169"></a>
<span class="sourceLineNo">170</span> Bytes.toBytes("002"), true, region.getSplitPolicy()));<a name="line.170"></a>
<span class="sourceLineNo">171</span> MasterProcedureEnv env =<a name="line.171"></a>
<span class="sourceLineNo">172</span> TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor().getEnvironment();<a name="line.172"></a>
<span class="sourceLineNo">173</span> Path resultA = regionFS.commitDaughterRegion(daughterA, filesA, env);<a name="line.173"></a>
<span class="sourceLineNo">174</span> Path resultB = regionFS.commitDaughterRegion(daughterB, filesB, env);<a name="line.174"></a>
<span class="sourceLineNo">175</span> assertEquals(splitDirA, resultA);<a name="line.175"></a>
<span class="sourceLineNo">176</span> assertEquals(splitDirB, resultB);<a name="line.176"></a>
<span class="sourceLineNo">177</span> }<a name="line.177"></a>
<span class="sourceLineNo">178</span><a name="line.178"></a>
<span class="sourceLineNo">179</span> @Test<a name="line.179"></a>
<span class="sourceLineNo">180</span> public void testCommitMergedRegion() throws Exception {<a name="line.180"></a>
<span class="sourceLineNo">181</span> TableName table = TableName.valueOf(name.getMethodName());<a name="line.181"></a>
<span class="sourceLineNo">182</span> TEST_UTIL.createTable(table, FAMILY_NAME);<a name="line.182"></a>
<span class="sourceLineNo">183</span> // splitting the table first<a name="line.183"></a>
<span class="sourceLineNo">184</span> TEST_UTIL.getAdmin().split(table, Bytes.toBytes("002"));<a name="line.184"></a>
<span class="sourceLineNo">185</span> waitForSplitProcComplete(1000, 10);<a name="line.185"></a>
<span class="sourceLineNo">186</span> // Add data and flush to create files in the two different regions<a name="line.186"></a>
<span class="sourceLineNo">187</span> putThreeRowsAndFlush(table);<a name="line.187"></a>
<span class="sourceLineNo">188</span> List&lt;HRegion&gt; regions = TEST_UTIL.getHBaseCluster().getRegions(table);<a name="line.188"></a>
<span class="sourceLineNo">189</span> HRegion first = regions.get(0);<a name="line.189"></a>
<span class="sourceLineNo">190</span> HRegion second = regions.get(1);<a name="line.190"></a>
<span class="sourceLineNo">191</span> HRegionFileSystem regionFS = first.getRegionFileSystem();<a name="line.191"></a>
<span class="sourceLineNo">192</span><a name="line.192"></a>
<span class="sourceLineNo">193</span> RegionInfo mergeResult =<a name="line.193"></a>
<span class="sourceLineNo">194</span> RegionInfoBuilder.newBuilder(table).setStartKey(first.getRegionInfo().getStartKey())<a name="line.194"></a>
<span class="sourceLineNo">195</span> .setEndKey(second.getRegionInfo().getEndKey()).setSplit(false)<a name="line.195"></a>
<span class="sourceLineNo">196</span> .setRegionId(first.getRegionInfo().getRegionId() + EnvironmentEdgeManager.currentTime())<a name="line.196"></a>
<span class="sourceLineNo">197</span> .build();<a name="line.197"></a>
<span class="sourceLineNo">198</span><a name="line.198"></a>
<span class="sourceLineNo">199</span> HRegionFileSystem mergeRegionFs = HRegionFileSystem.createRegionOnFileSystem(<a name="line.199"></a>
<span class="sourceLineNo">200</span> TEST_UTIL.getHBaseCluster().getMaster().getConfiguration(), regionFS.getFileSystem(),<a name="line.200"></a>
<span class="sourceLineNo">201</span> regionFS.getTableDir(), mergeResult);<a name="line.201"></a>
<span class="sourceLineNo">202</span><a name="line.202"></a>
<span class="sourceLineNo">203</span> // merge file from first region<a name="line.203"></a>
<span class="sourceLineNo">204</span> HStoreFile file = (HStoreFile) first.getStore(FAMILY_NAME).getStorefiles().toArray()[0];<a name="line.204"></a>
<span class="sourceLineNo">205</span> mergeFileFromRegion(mergeRegionFs, first, file);<a name="line.205"></a>
<span class="sourceLineNo">206</span> // merge file from second region<a name="line.206"></a>
<span class="sourceLineNo">207</span> file = (HStoreFile) second.getStore(FAMILY_NAME).getStorefiles().toArray()[0];<a name="line.207"></a>
<span class="sourceLineNo">208</span> List&lt;Path&gt; mergedFiles = new ArrayList&lt;&gt;();<a name="line.208"></a>
<span class="sourceLineNo">209</span> mergedFiles.add(mergeFileFromRegion(mergeRegionFs, second, file));<a name="line.209"></a>
<span class="sourceLineNo">210</span> MasterProcedureEnv env =<a name="line.210"></a>
<span class="sourceLineNo">211</span> TEST_UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor().getEnvironment();<a name="line.211"></a>
<span class="sourceLineNo">212</span> mergeRegionFs.commitMergedRegion(mergedFiles, env);<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> private void waitForSplitProcComplete(int attempts, int waitTime) throws Exception {<a name="line.215"></a>
<span class="sourceLineNo">216</span> List&lt;Procedure&lt;?&gt;&gt; procedures = TEST_UTIL.getHBaseCluster().getMaster().getProcedures();<a name="line.216"></a>
<span class="sourceLineNo">217</span> if (procedures.size() &gt; 0) {<a name="line.217"></a>
<span class="sourceLineNo">218</span> Procedure splitProc =<a name="line.218"></a>
<span class="sourceLineNo">219</span> procedures.stream().filter(p -&gt; p instanceof SplitTableRegionProcedure).findFirst().get();<a name="line.219"></a>
<span class="sourceLineNo">220</span> int count = 0;<a name="line.220"></a>
<span class="sourceLineNo">221</span> while ((splitProc.isWaiting() || splitProc.isRunnable()) &amp;&amp; count &lt; attempts) {<a name="line.221"></a>
<span class="sourceLineNo">222</span> synchronized (splitProc) {<a name="line.222"></a>
<span class="sourceLineNo">223</span> splitProc.wait(waitTime);<a name="line.223"></a>
<span class="sourceLineNo">224</span> }<a name="line.224"></a>
<span class="sourceLineNo">225</span> count++;<a name="line.225"></a>
<span class="sourceLineNo">226</span> }<a name="line.226"></a>
<span class="sourceLineNo">227</span> assertTrue(splitProc.isSuccess());<a name="line.227"></a>
<span class="sourceLineNo">228</span> }<a name="line.228"></a>
<span class="sourceLineNo">229</span> }<a name="line.229"></a>
<span class="sourceLineNo">230</span><a name="line.230"></a>
<span class="sourceLineNo">231</span> private Path mergeFileFromRegion(HRegionFileSystem regionFS, HRegion regionToMerge,<a name="line.231"></a>
<span class="sourceLineNo">232</span> HStoreFile file) throws IOException {<a name="line.232"></a>
<span class="sourceLineNo">233</span> Path mergedFile =<a name="line.233"></a>
<span class="sourceLineNo">234</span> regionFS.mergeStoreFile(regionToMerge.getRegionInfo(), Bytes.toString(FAMILY_NAME), file);<a name="line.234"></a>
<span class="sourceLineNo">235</span> validateResultingFile(regionToMerge.getRegionInfo().getEncodedName(), mergedFile);<a name="line.235"></a>
<span class="sourceLineNo">236</span> return mergedFile;<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> private void validateResultingFile(String originalRegion, Path result) {<a name="line.239"></a>
<span class="sourceLineNo">240</span> assertEquals(originalRegion, result.getName().split("\\.")[1]);<a name="line.240"></a>
<span class="sourceLineNo">241</span> // asserts we are under the cf directory<a name="line.241"></a>
<span class="sourceLineNo">242</span> Path resultParent = result.getParent();<a name="line.242"></a>
<span class="sourceLineNo">243</span> assertEquals(Bytes.toString(FAMILY_NAME), resultParent.getName());<a name="line.243"></a>
<span class="sourceLineNo">244</span> }<a name="line.244"></a>
<span class="sourceLineNo">245</span><a name="line.245"></a>
<span class="sourceLineNo">246</span> private void putThreeRowsAndFlush(TableName table) throws IOException {<a name="line.246"></a>
<span class="sourceLineNo">247</span> Table tbl = TEST_UTIL.getConnection().getTable(table);<a name="line.247"></a>
<span class="sourceLineNo">248</span> Put put = new Put(Bytes.toBytes("001"));<a name="line.248"></a>
<span class="sourceLineNo">249</span> byte[] qualifier = Bytes.toBytes("1");<a name="line.249"></a>
<span class="sourceLineNo">250</span> put.addColumn(FAMILY_NAME, qualifier, Bytes.toBytes(1));<a name="line.250"></a>
<span class="sourceLineNo">251</span> tbl.put(put);<a name="line.251"></a>
<span class="sourceLineNo">252</span> put = new Put(Bytes.toBytes("002"));<a name="line.252"></a>
<span class="sourceLineNo">253</span> put.addColumn(FAMILY_NAME, qualifier, Bytes.toBytes(2));<a name="line.253"></a>
<span class="sourceLineNo">254</span> tbl.put(put);<a name="line.254"></a>
<span class="sourceLineNo">255</span> put = new Put(Bytes.toBytes("003"));<a name="line.255"></a>
<span class="sourceLineNo">256</span> put.addColumn(FAMILY_NAME, qualifier, Bytes.toBytes(2));<a name="line.256"></a>
<span class="sourceLineNo">257</span> tbl.put(put);<a name="line.257"></a>
<span class="sourceLineNo">258</span> TEST_UTIL.flush(table);<a name="line.258"></a>
<span class="sourceLineNo">259</span> }<a name="line.259"></a>
<span class="sourceLineNo">260</span>}<a name="line.260"></a>
</pre>
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