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<pre><span class="source-line-no">001</span><span id="line-1">/*</span>
<span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span>
<span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span>
<span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span>
<span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span>
<span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span>
<span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span>
<span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span>
<span class="source-line-no">009</span><span id="line-9"> *</span>
<span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="source-line-no">011</span><span id="line-11"> *</span>
<span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span>
<span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span>
<span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span>
<span class="source-line-no">017</span><span id="line-17"> */</span>
<span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.regionserver;</span>
<span class="source-line-no">019</span><span id="line-19"></span>
<span class="source-line-no">020</span><span id="line-20">import static org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder.NEW_VERSION_BEHAVIOR;</span>
<span class="source-line-no">021</span><span id="line-21">import static org.apache.hadoop.hbase.regionserver.StoreFileWriter.ENABLE_HISTORICAL_COMPACTION_FILES;</span>
<span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertEquals;</span>
<span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertTrue;</span>
<span class="source-line-no">024</span><span id="line-24"></span>
<span class="source-line-no">025</span><span id="line-25">import java.io.IOException;</span>
<span class="source-line-no">026</span><span id="line-26">import java.util.ArrayList;</span>
<span class="source-line-no">027</span><span id="line-27">import java.util.Arrays;</span>
<span class="source-line-no">028</span><span id="line-28">import java.util.Collection;</span>
<span class="source-line-no">029</span><span id="line-29">import java.util.List;</span>
<span class="source-line-no">030</span><span id="line-30">import java.util.Random;</span>
<span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.Cell;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.CellUtil;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.HBaseTestingUtil;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.KeepDeletedCells;</span>
<span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.MemoryCompactionPolicy;</span>
<span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.TableName;</span>
<span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;</span>
<span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span>
<span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.client.Delete;</span>
<span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.client.Put;</span>
<span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.Scan;</span>
<span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span>
<span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.regionserver.compactions.CompactionConfiguration;</span>
<span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.testclassification.MediumTests;</span>
<span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.testclassification.RegionServerTests;</span>
<span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">049</span><span id="line-49">import org.junit.After;</span>
<span class="source-line-no">050</span><span id="line-50">import org.junit.Before;</span>
<span class="source-line-no">051</span><span id="line-51">import org.junit.ClassRule;</span>
<span class="source-line-no">052</span><span id="line-52">import org.junit.Test;</span>
<span class="source-line-no">053</span><span id="line-53">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">054</span><span id="line-54">import org.junit.runner.RunWith;</span>
<span class="source-line-no">055</span><span id="line-55">import org.junit.runners.Parameterized;</span>
<span class="source-line-no">056</span><span id="line-56"></span>
<span class="source-line-no">057</span><span id="line-57">/**</span>
<span class="source-line-no">058</span><span id="line-58"> * Store file writer does not do any compaction. Each cell written to either the live or historical</span>
<span class="source-line-no">059</span><span id="line-59"> * file. Regular (i.e., not-raw) scans that reads the latest put cells scans only live files. To</span>
<span class="source-line-no">060</span><span id="line-60"> * ensure the correctness of store file writer, we need to verify that live files includes all live</span>
<span class="source-line-no">061</span><span id="line-61"> * cells. This test indirectly verify this as follows. The test creates two tables, each with one</span>
<span class="source-line-no">062</span><span id="line-62"> * region and one store. The dual file writing (live vs historical) is configured on only one of the</span>
<span class="source-line-no">063</span><span id="line-63"> * tables. The test generates exact set of mutations on both tables. These mutations include all</span>
<span class="source-line-no">064</span><span id="line-64"> * types of cells and these cells are written to multiple files using multiple memstore flushes.</span>
<span class="source-line-no">065</span><span id="line-65"> * After writing all cells, the test first verify that both tables return the same set of cells for</span>
<span class="source-line-no">066</span><span id="line-66"> * regular and raw scans. Then the same verification is done after tables are minor and finally</span>
<span class="source-line-no">067</span><span id="line-67"> * major compacted. The test also verifies that flushes do not generate historical files and the</span>
<span class="source-line-no">068</span><span id="line-68"> * historical files are generated only when historical file generation is enabled (by the config</span>
<span class="source-line-no">069</span><span id="line-69"> * hbase.enable.historical.compaction.files).</span>
<span class="source-line-no">070</span><span id="line-70"> */</span>
<span class="source-line-no">071</span><span id="line-71">@Category({ MediumTests.class, RegionServerTests.class })</span>
<span class="source-line-no">072</span><span id="line-72">@RunWith(Parameterized.class)</span>
<span class="source-line-no">073</span><span id="line-73">public class TestStoreFileWriter {</span>
<span class="source-line-no">074</span><span id="line-74"> @ClassRule</span>
<span class="source-line-no">075</span><span id="line-75"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">076</span><span id="line-76"> HBaseClassTestRule.forClass(TestStoreFileWriter.class);</span>
<span class="source-line-no">077</span><span id="line-77"> private final int ROW_NUM = 100;</span>
<span class="source-line-no">078</span><span id="line-78"> private final Random RANDOM = new Random(11);</span>
<span class="source-line-no">079</span><span id="line-79"> private final HBaseTestingUtil testUtil = new HBaseTestingUtil();</span>
<span class="source-line-no">080</span><span id="line-80"> private HRegion[] regions = new HRegion[2];</span>
<span class="source-line-no">081</span><span id="line-81"> private final byte[][] qualifiers =</span>
<span class="source-line-no">082</span><span id="line-82"> { Bytes.toBytes("0"), Bytes.toBytes("1"), Bytes.toBytes("2") };</span>
<span class="source-line-no">083</span><span id="line-83"> // This keeps track of all cells. It is a list of rows, each row is a list of columns, each</span>
<span class="source-line-no">084</span><span id="line-84"> // column is a list of CellInfo object</span>
<span class="source-line-no">085</span><span id="line-85"> private ArrayList&lt;ArrayList&lt;ArrayList&lt;CellInfo&gt;&gt;&gt; insertedCells;</span>
<span class="source-line-no">086</span><span id="line-86"> private TableName[] tableName = new TableName[2];</span>
<span class="source-line-no">087</span><span id="line-87"> private final Configuration conf = testUtil.getConfiguration();</span>
<span class="source-line-no">088</span><span id="line-88"> private int flushCount = 0;</span>
<span class="source-line-no">089</span><span id="line-89"></span>
<span class="source-line-no">090</span><span id="line-90"> @Parameterized.Parameter(0)</span>
<span class="source-line-no">091</span><span id="line-91"> public KeepDeletedCells keepDeletedCells;</span>
<span class="source-line-no">092</span><span id="line-92"> @Parameterized.Parameter(1)</span>
<span class="source-line-no">093</span><span id="line-93"> public int maxVersions;</span>
<span class="source-line-no">094</span><span id="line-94"> @Parameterized.Parameter(2)</span>
<span class="source-line-no">095</span><span id="line-95"> public boolean newVersionBehavior;</span>
<span class="source-line-no">096</span><span id="line-96"></span>
<span class="source-line-no">097</span><span id="line-97"> @Parameterized.Parameters(name = "keepDeletedCells={0}, maxVersions={1}, newVersionBehavior={2}")</span>
<span class="source-line-no">098</span><span id="line-98"> public static synchronized Collection&lt;Object[]&gt; data() {</span>
<span class="source-line-no">099</span><span id="line-99"> return Arrays.asList(</span>
<span class="source-line-no">100</span><span id="line-100"> new Object[][] { { KeepDeletedCells.FALSE, 1, true }, { KeepDeletedCells.FALSE, 2, false },</span>
<span class="source-line-no">101</span><span id="line-101"> { KeepDeletedCells.FALSE, 3, true }, { KeepDeletedCells.TRUE, 1, false },</span>
<span class="source-line-no">102</span><span id="line-102"> // { KeepDeletedCells.TRUE, 2, true }, see HBASE-28442</span>
<span class="source-line-no">103</span><span id="line-103"> { KeepDeletedCells.TRUE, 3, false } });</span>
<span class="source-line-no">104</span><span id="line-104"> }</span>
<span class="source-line-no">105</span><span id="line-105"></span>
<span class="source-line-no">106</span><span id="line-106"> // In memory representation of a cell. We only need to know timestamp and type field for our</span>
<span class="source-line-no">107</span><span id="line-107"> // testing for cell. Please note the row for the cell is implicit in insertedCells.</span>
<span class="source-line-no">108</span><span id="line-108"> private static class CellInfo {</span>
<span class="source-line-no">109</span><span id="line-109"> long timestamp;</span>
<span class="source-line-no">110</span><span id="line-110"> Cell.Type type;</span>
<span class="source-line-no">111</span><span id="line-111"></span>
<span class="source-line-no">112</span><span id="line-112"> CellInfo(long timestamp, Cell.Type type) {</span>
<span class="source-line-no">113</span><span id="line-113"> this.timestamp = timestamp;</span>
<span class="source-line-no">114</span><span id="line-114"> this.type = type;</span>
<span class="source-line-no">115</span><span id="line-115"> }</span>
<span class="source-line-no">116</span><span id="line-116"> }</span>
<span class="source-line-no">117</span><span id="line-117"></span>
<span class="source-line-no">118</span><span id="line-118"> private void createTable(int index, boolean enableDualFileWriter) throws IOException {</span>
<span class="source-line-no">119</span><span id="line-119"> tableName[index] = TableName.valueOf(getClass().getSimpleName() + "_" + index);</span>
<span class="source-line-no">120</span><span id="line-120"> ColumnFamilyDescriptor familyDescriptor =</span>
<span class="source-line-no">121</span><span id="line-121"> ColumnFamilyDescriptorBuilder.newBuilder(HBaseTestingUtil.fam1).setMaxVersions(maxVersions)</span>
<span class="source-line-no">122</span><span id="line-122"> .setKeepDeletedCells(keepDeletedCells)</span>
<span class="source-line-no">123</span><span id="line-123"> .setValue(NEW_VERSION_BEHAVIOR, Boolean.toString(newVersionBehavior)).build();</span>
<span class="source-line-no">124</span><span id="line-124"> TableDescriptorBuilder builder =</span>
<span class="source-line-no">125</span><span id="line-125"> TableDescriptorBuilder.newBuilder(tableName[index]).setColumnFamily(familyDescriptor)</span>
<span class="source-line-no">126</span><span id="line-126"> .setValue(ENABLE_HISTORICAL_COMPACTION_FILES, Boolean.toString(enableDualFileWriter));</span>
<span class="source-line-no">127</span><span id="line-127"> testUtil.createTable(builder.build(), null);</span>
<span class="source-line-no">128</span><span id="line-128"> regions[index] = testUtil.getMiniHBaseCluster().getRegions(tableName[index]).get(0);</span>
<span class="source-line-no">129</span><span id="line-129"> }</span>
<span class="source-line-no">130</span><span id="line-130"></span>
<span class="source-line-no">131</span><span id="line-131"> @Before</span>
<span class="source-line-no">132</span><span id="line-132"> public void setUp() throws Exception {</span>
<span class="source-line-no">133</span><span id="line-133"> conf.setInt(CompactionConfiguration.HBASE_HSTORE_COMPACTION_MAX_KEY, 6);</span>
<span class="source-line-no">134</span><span id="line-134"> conf.set(CompactingMemStore.COMPACTING_MEMSTORE_TYPE_KEY,</span>
<span class="source-line-no">135</span><span id="line-135"> String.valueOf(MemoryCompactionPolicy.NONE));</span>
<span class="source-line-no">136</span><span id="line-136"> testUtil.startMiniCluster();</span>
<span class="source-line-no">137</span><span id="line-137"> createTable(0, false);</span>
<span class="source-line-no">138</span><span id="line-138"> createTable(1, true);</span>
<span class="source-line-no">139</span><span id="line-139"> insertedCells = new ArrayList&lt;&gt;(ROW_NUM);</span>
<span class="source-line-no">140</span><span id="line-140"> for (int r = 0; r &lt; ROW_NUM; r++) {</span>
<span class="source-line-no">141</span><span id="line-141"> insertedCells.add(new ArrayList&lt;&gt;(qualifiers.length));</span>
<span class="source-line-no">142</span><span id="line-142"> for (int q = 0; q &lt; qualifiers.length; q++) {</span>
<span class="source-line-no">143</span><span id="line-143"> insertedCells.get(r).add(new ArrayList&lt;&gt;(10));</span>
<span class="source-line-no">144</span><span id="line-144"> }</span>
<span class="source-line-no">145</span><span id="line-145"> }</span>
<span class="source-line-no">146</span><span id="line-146"> }</span>
<span class="source-line-no">147</span><span id="line-147"></span>
<span class="source-line-no">148</span><span id="line-148"> @After</span>
<span class="source-line-no">149</span><span id="line-149"> public void tearDown() throws Exception {</span>
<span class="source-line-no">150</span><span id="line-150"> this.testUtil.shutdownMiniCluster();</span>
<span class="source-line-no">151</span><span id="line-151"> testUtil.cleanupTestDir();</span>
<span class="source-line-no">152</span><span id="line-152"> }</span>
<span class="source-line-no">153</span><span id="line-153"></span>
<span class="source-line-no">154</span><span id="line-154"> @Test</span>
<span class="source-line-no">155</span><span id="line-155"> public void testCompactedFiles() throws Exception {</span>
<span class="source-line-no">156</span><span id="line-156"> for (int i = 0; i &lt; 10; i++) {</span>
<span class="source-line-no">157</span><span id="line-157"> insertRows(ROW_NUM * maxVersions);</span>
<span class="source-line-no">158</span><span id="line-158"> deleteRows(ROW_NUM / 8);</span>
<span class="source-line-no">159</span><span id="line-159"> deleteRowVersions(ROW_NUM / 8);</span>
<span class="source-line-no">160</span><span id="line-160"> deleteColumns(ROW_NUM / 8);</span>
<span class="source-line-no">161</span><span id="line-161"> deleteColumnVersions(ROW_NUM / 8);</span>
<span class="source-line-no">162</span><span id="line-162"> flushRegion();</span>
<span class="source-line-no">163</span><span id="line-163"> }</span>
<span class="source-line-no">164</span><span id="line-164"></span>
<span class="source-line-no">165</span><span id="line-165"> verifyCells();</span>
<span class="source-line-no">166</span><span id="line-166"></span>
<span class="source-line-no">167</span><span id="line-167"> HStore[] stores = new HStore[2];</span>
<span class="source-line-no">168</span><span id="line-168"></span>
<span class="source-line-no">169</span><span id="line-169"> stores[0] = regions[0].getStore(HBaseTestingUtil.fam1);</span>
<span class="source-line-no">170</span><span id="line-170"> assertEquals(flushCount, stores[0].getStorefilesCount());</span>
<span class="source-line-no">171</span><span id="line-171"></span>
<span class="source-line-no">172</span><span id="line-172"> stores[1] = regions[1].getStore(HBaseTestingUtil.fam1);</span>
<span class="source-line-no">173</span><span id="line-173"> assertEquals(flushCount, stores[1].getStorefilesCount());</span>
<span class="source-line-no">174</span><span id="line-174"></span>
<span class="source-line-no">175</span><span id="line-175"> regions[0].compact(false);</span>
<span class="source-line-no">176</span><span id="line-176"> assertEquals(flushCount - stores[0].getCompactedFiles().size() + 1,</span>
<span class="source-line-no">177</span><span id="line-177"> stores[0].getStorefilesCount());</span>
<span class="source-line-no">178</span><span id="line-178"></span>
<span class="source-line-no">179</span><span id="line-179"> regions[1].compact(false);</span>
<span class="source-line-no">180</span><span id="line-180"> assertEquals(flushCount - stores[1].getCompactedFiles().size() + 2,</span>
<span class="source-line-no">181</span><span id="line-181"> stores[1].getStorefilesCount());</span>
<span class="source-line-no">182</span><span id="line-182"></span>
<span class="source-line-no">183</span><span id="line-183"> verifyCells();</span>
<span class="source-line-no">184</span><span id="line-184"></span>
<span class="source-line-no">185</span><span id="line-185"> regions[0].compact(true);</span>
<span class="source-line-no">186</span><span id="line-186"> assertEquals(1, stores[0].getStorefilesCount());</span>
<span class="source-line-no">187</span><span id="line-187"></span>
<span class="source-line-no">188</span><span id="line-188"> regions[1].compact(true);</span>
<span class="source-line-no">189</span><span id="line-189"> assertEquals(keepDeletedCells == KeepDeletedCells.FALSE ? 1 : 2,</span>
<span class="source-line-no">190</span><span id="line-190"> stores[1].getStorefilesCount());</span>
<span class="source-line-no">191</span><span id="line-191"></span>
<span class="source-line-no">192</span><span id="line-192"> verifyCells();</span>
<span class="source-line-no">193</span><span id="line-193"> }</span>
<span class="source-line-no">194</span><span id="line-194"></span>
<span class="source-line-no">195</span><span id="line-195"> private void verifyCells() throws Exception {</span>
<span class="source-line-no">196</span><span id="line-196"> scanAndCompare(false);</span>
<span class="source-line-no">197</span><span id="line-197"> scanAndCompare(true);</span>
<span class="source-line-no">198</span><span id="line-198"> }</span>
<span class="source-line-no">199</span><span id="line-199"></span>
<span class="source-line-no">200</span><span id="line-200"> private void flushRegion() throws Exception {</span>
<span class="source-line-no">201</span><span id="line-201"> regions[0].flush(true);</span>
<span class="source-line-no">202</span><span id="line-202"> regions[1].flush(true);</span>
<span class="source-line-no">203</span><span id="line-203"> flushCount++;</span>
<span class="source-line-no">204</span><span id="line-204"> }</span>
<span class="source-line-no">205</span><span id="line-205"></span>
<span class="source-line-no">206</span><span id="line-206"> private Long getRowTimestamp(int row) {</span>
<span class="source-line-no">207</span><span id="line-207"> Long maxTimestamp = null;</span>
<span class="source-line-no">208</span><span id="line-208"> for (int q = 0; q &lt; qualifiers.length; q++) {</span>
<span class="source-line-no">209</span><span id="line-209"> int size = insertedCells.get(row).get(q).size();</span>
<span class="source-line-no">210</span><span id="line-210"> if (size &gt; 0) {</span>
<span class="source-line-no">211</span><span id="line-211"> CellInfo mostRecentCellInfo = insertedCells.get(row).get(q).get(size - 1);</span>
<span class="source-line-no">212</span><span id="line-212"> if (mostRecentCellInfo.type == Cell.Type.Put) {</span>
<span class="source-line-no">213</span><span id="line-213"> if (maxTimestamp == null || maxTimestamp &lt; mostRecentCellInfo.timestamp) {</span>
<span class="source-line-no">214</span><span id="line-214"> maxTimestamp = mostRecentCellInfo.timestamp;</span>
<span class="source-line-no">215</span><span id="line-215"> }</span>
<span class="source-line-no">216</span><span id="line-216"> }</span>
<span class="source-line-no">217</span><span id="line-217"> }</span>
<span class="source-line-no">218</span><span id="line-218"> }</span>
<span class="source-line-no">219</span><span id="line-219"> return maxTimestamp;</span>
<span class="source-line-no">220</span><span id="line-220"> }</span>
<span class="source-line-no">221</span><span id="line-221"></span>
<span class="source-line-no">222</span><span id="line-222"> private long getNewTimestamp(long timestamp) throws Exception {</span>
<span class="source-line-no">223</span><span id="line-223"> long newTimestamp = System.currentTimeMillis();</span>
<span class="source-line-no">224</span><span id="line-224"> if (timestamp == newTimestamp) {</span>
<span class="source-line-no">225</span><span id="line-225"> Thread.sleep(1);</span>
<span class="source-line-no">226</span><span id="line-226"> newTimestamp = System.currentTimeMillis();</span>
<span class="source-line-no">227</span><span id="line-227"> assertTrue(timestamp &lt; newTimestamp);</span>
<span class="source-line-no">228</span><span id="line-228"> }</span>
<span class="source-line-no">229</span><span id="line-229"> return newTimestamp;</span>
<span class="source-line-no">230</span><span id="line-230"> }</span>
<span class="source-line-no">231</span><span id="line-231"></span>
<span class="source-line-no">232</span><span id="line-232"> private void insertRows(int rowCount) throws Exception {</span>
<span class="source-line-no">233</span><span id="line-233"> int row;</span>
<span class="source-line-no">234</span><span id="line-234"> long timestamp = System.currentTimeMillis();</span>
<span class="source-line-no">235</span><span id="line-235"> for (int r = 0; r &lt; rowCount; r++) {</span>
<span class="source-line-no">236</span><span id="line-236"> row = RANDOM.nextInt(ROW_NUM);</span>
<span class="source-line-no">237</span><span id="line-237"> Put put = new Put(Bytes.toBytes(String.valueOf(row)), timestamp);</span>
<span class="source-line-no">238</span><span id="line-238"> for (int q = 0; q &lt; qualifiers.length; q++) {</span>
<span class="source-line-no">239</span><span id="line-239"> put.addColumn(HBaseTestingUtil.fam1, qualifiers[q],</span>
<span class="source-line-no">240</span><span id="line-240"> Bytes.toBytes(String.valueOf(timestamp)));</span>
<span class="source-line-no">241</span><span id="line-241"> insertedCells.get(row).get(q).add(new CellInfo(timestamp, Cell.Type.Put));</span>
<span class="source-line-no">242</span><span id="line-242"> }</span>
<span class="source-line-no">243</span><span id="line-243"> regions[0].put(put);</span>
<span class="source-line-no">244</span><span id="line-244"> regions[1].put(put);</span>
<span class="source-line-no">245</span><span id="line-245"> timestamp = getNewTimestamp(timestamp);</span>
<span class="source-line-no">246</span><span id="line-246"> }</span>
<span class="source-line-no">247</span><span id="line-247"> }</span>
<span class="source-line-no">248</span><span id="line-248"></span>
<span class="source-line-no">249</span><span id="line-249"> private void deleteRows(int rowCount) throws Exception {</span>
<span class="source-line-no">250</span><span id="line-250"> int row;</span>
<span class="source-line-no">251</span><span id="line-251"> for (int r = 0; r &lt; rowCount; r++) {</span>
<span class="source-line-no">252</span><span id="line-252"> long timestamp = System.currentTimeMillis();</span>
<span class="source-line-no">253</span><span id="line-253"> row = RANDOM.nextInt(ROW_NUM);</span>
<span class="source-line-no">254</span><span id="line-254"> Delete delete = new Delete(Bytes.toBytes(String.valueOf(row)));</span>
<span class="source-line-no">255</span><span id="line-255"> regions[0].delete(delete);</span>
<span class="source-line-no">256</span><span id="line-256"> regions[1].delete(delete);</span>
<span class="source-line-no">257</span><span id="line-257"> // For simplicity, the family delete markers are inserted for all columns (instead of</span>
<span class="source-line-no">258</span><span id="line-258"> // allocating a separate column for them) in the memory representation of the data stored</span>
<span class="source-line-no">259</span><span id="line-259"> // to HBase</span>
<span class="source-line-no">260</span><span id="line-260"> for (int q = 0; q &lt; qualifiers.length; q++) {</span>
<span class="source-line-no">261</span><span id="line-261"> insertedCells.get(row).get(q).add(new CellInfo(timestamp, Cell.Type.DeleteFamily));</span>
<span class="source-line-no">262</span><span id="line-262"> }</span>
<span class="source-line-no">263</span><span id="line-263"> }</span>
<span class="source-line-no">264</span><span id="line-264"> }</span>
<span class="source-line-no">265</span><span id="line-265"></span>
<span class="source-line-no">266</span><span id="line-266"> private void deleteSingleRowVersion(int row, long timestamp) throws IOException {</span>
<span class="source-line-no">267</span><span id="line-267"> Delete delete = new Delete(Bytes.toBytes(String.valueOf(row)));</span>
<span class="source-line-no">268</span><span id="line-268"> delete.addFamilyVersion(HBaseTestingUtil.fam1, timestamp);</span>
<span class="source-line-no">269</span><span id="line-269"> regions[0].delete(delete);</span>
<span class="source-line-no">270</span><span id="line-270"> regions[1].delete(delete);</span>
<span class="source-line-no">271</span><span id="line-271"> // For simplicity, the family delete version markers are inserted for all columns (instead of</span>
<span class="source-line-no">272</span><span id="line-272"> // allocating a separate column for them) in the memory representation of the data stored</span>
<span class="source-line-no">273</span><span id="line-273"> // to HBase</span>
<span class="source-line-no">274</span><span id="line-274"> for (int q = 0; q &lt; qualifiers.length; q++) {</span>
<span class="source-line-no">275</span><span id="line-275"> insertedCells.get(row).get(q).add(new CellInfo(timestamp, Cell.Type.DeleteFamilyVersion));</span>
<span class="source-line-no">276</span><span id="line-276"> }</span>
<span class="source-line-no">277</span><span id="line-277"> }</span>
<span class="source-line-no">278</span><span id="line-278"></span>
<span class="source-line-no">279</span><span id="line-279"> private void deleteRowVersions(int rowCount) throws Exception {</span>
<span class="source-line-no">280</span><span id="line-280"> int row;</span>
<span class="source-line-no">281</span><span id="line-281"> for (int r = 0; r &lt; rowCount; r++) {</span>
<span class="source-line-no">282</span><span id="line-282"> row = RANDOM.nextInt(ROW_NUM);</span>
<span class="source-line-no">283</span><span id="line-283"> Long timestamp = getRowTimestamp(row);</span>
<span class="source-line-no">284</span><span id="line-284"> if (timestamp != null) {</span>
<span class="source-line-no">285</span><span id="line-285"> deleteSingleRowVersion(row, timestamp);</span>
<span class="source-line-no">286</span><span id="line-286"> }</span>
<span class="source-line-no">287</span><span id="line-287"> }</span>
<span class="source-line-no">288</span><span id="line-288"> // Just insert one more delete marker possibly does not delete any row version</span>
<span class="source-line-no">289</span><span id="line-289"> row = RANDOM.nextInt(ROW_NUM);</span>
<span class="source-line-no">290</span><span id="line-290"> deleteSingleRowVersion(row, System.currentTimeMillis());</span>
<span class="source-line-no">291</span><span id="line-291"> }</span>
<span class="source-line-no">292</span><span id="line-292"></span>
<span class="source-line-no">293</span><span id="line-293"> private void deleteColumns(int rowCount) throws Exception {</span>
<span class="source-line-no">294</span><span id="line-294"> int row;</span>
<span class="source-line-no">295</span><span id="line-295"> for (int r = 0; r &lt; rowCount; r++) {</span>
<span class="source-line-no">296</span><span id="line-296"> long timestamp = System.currentTimeMillis();</span>
<span class="source-line-no">297</span><span id="line-297"> row = RANDOM.nextInt(ROW_NUM);</span>
<span class="source-line-no">298</span><span id="line-298"> int q = RANDOM.nextInt(qualifiers.length);</span>
<span class="source-line-no">299</span><span id="line-299"> Delete delete = new Delete(Bytes.toBytes(String.valueOf(row)), timestamp);</span>
<span class="source-line-no">300</span><span id="line-300"> delete.addColumns(HBaseTestingUtil.fam1, qualifiers[q], timestamp);</span>
<span class="source-line-no">301</span><span id="line-301"> regions[0].delete(delete);</span>
<span class="source-line-no">302</span><span id="line-302"> regions[1].delete(delete);</span>
<span class="source-line-no">303</span><span id="line-303"> insertedCells.get(row).get(q).add(new CellInfo(timestamp, Cell.Type.DeleteColumn));</span>
<span class="source-line-no">304</span><span id="line-304"> }</span>
<span class="source-line-no">305</span><span id="line-305"> }</span>
<span class="source-line-no">306</span><span id="line-306"></span>
<span class="source-line-no">307</span><span id="line-307"> private void deleteColumnVersions(int rowCount) throws Exception {</span>
<span class="source-line-no">308</span><span id="line-308"> int row;</span>
<span class="source-line-no">309</span><span id="line-309"> for (int r = 0; r &lt; rowCount; r++) {</span>
<span class="source-line-no">310</span><span id="line-310"> row = RANDOM.nextInt(ROW_NUM);</span>
<span class="source-line-no">311</span><span id="line-311"> Long timestamp = getRowTimestamp(row);</span>
<span class="source-line-no">312</span><span id="line-312"> if (timestamp != null) {</span>
<span class="source-line-no">313</span><span id="line-313"> Delete delete = new Delete(Bytes.toBytes(String.valueOf(row)));</span>
<span class="source-line-no">314</span><span id="line-314"> int q = RANDOM.nextInt(qualifiers.length);</span>
<span class="source-line-no">315</span><span id="line-315"> delete.addColumn(HBaseTestingUtil.fam1, qualifiers[q], timestamp);</span>
<span class="source-line-no">316</span><span id="line-316"> regions[0].delete(delete);</span>
<span class="source-line-no">317</span><span id="line-317"> regions[1].delete(delete);</span>
<span class="source-line-no">318</span><span id="line-318"> insertedCells.get(row).get(q).add(new CellInfo(timestamp, Cell.Type.Delete));</span>
<span class="source-line-no">319</span><span id="line-319"> }</span>
<span class="source-line-no">320</span><span id="line-320"> }</span>
<span class="source-line-no">321</span><span id="line-321"> }</span>
<span class="source-line-no">322</span><span id="line-322"></span>
<span class="source-line-no">323</span><span id="line-323"> private Scan createScan(boolean raw) {</span>
<span class="source-line-no">324</span><span id="line-324"> Scan scan = new Scan();</span>
<span class="source-line-no">325</span><span id="line-325"> scan.readAllVersions();</span>
<span class="source-line-no">326</span><span id="line-326"> scan.setRaw(raw);</span>
<span class="source-line-no">327</span><span id="line-327"> return scan;</span>
<span class="source-line-no">328</span><span id="line-328"> }</span>
<span class="source-line-no">329</span><span id="line-329"></span>
<span class="source-line-no">330</span><span id="line-330"> private void scanAndCompare(boolean raw) throws Exception {</span>
<span class="source-line-no">331</span><span id="line-331"> try (RegionScanner firstRS = regions[0].getScanner(createScan(raw))) {</span>
<span class="source-line-no">332</span><span id="line-332"> try (RegionScanner secondRS = regions[1].getScanner(createScan(raw))) {</span>
<span class="source-line-no">333</span><span id="line-333"> boolean firstHasMore;</span>
<span class="source-line-no">334</span><span id="line-334"> boolean secondHasMore;</span>
<span class="source-line-no">335</span><span id="line-335"> do {</span>
<span class="source-line-no">336</span><span id="line-336"> List&lt;Cell&gt; firstRowList = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">337</span><span id="line-337"> List&lt;Cell&gt; secondRowList = new ArrayList&lt;&gt;();</span>
<span class="source-line-no">338</span><span id="line-338"> firstHasMore = firstRS.nextRaw(firstRowList);</span>
<span class="source-line-no">339</span><span id="line-339"> secondHasMore = secondRS.nextRaw(secondRowList);</span>
<span class="source-line-no">340</span><span id="line-340"> assertEquals(firstRowList.size(), secondRowList.size());</span>
<span class="source-line-no">341</span><span id="line-341"> int size = firstRowList.size();</span>
<span class="source-line-no">342</span><span id="line-342"> for (int i = 0; i &lt; size; i++) {</span>
<span class="source-line-no">343</span><span id="line-343"> Cell firstCell = firstRowList.get(i);</span>
<span class="source-line-no">344</span><span id="line-344"> Cell secondCell = secondRowList.get(i);</span>
<span class="source-line-no">345</span><span id="line-345"> assertTrue(CellUtil.matchingRowColumn(firstCell, secondCell));</span>
<span class="source-line-no">346</span><span id="line-346"> assertTrue(firstCell.getType() == secondCell.getType());</span>
<span class="source-line-no">347</span><span id="line-347"> assertTrue(</span>
<span class="source-line-no">348</span><span id="line-348"> Bytes.equals(CellUtil.cloneValue(firstCell), CellUtil.cloneValue(firstCell)));</span>
<span class="source-line-no">349</span><span id="line-349"> }</span>
<span class="source-line-no">350</span><span id="line-350"> } while (firstHasMore &amp;&amp; secondHasMore);</span>
<span class="source-line-no">351</span><span id="line-351"> assertEquals(firstHasMore, secondHasMore);</span>
<span class="source-line-no">352</span><span id="line-352"> }</span>
<span class="source-line-no">353</span><span id="line-353"> }</span>
<span class="source-line-no">354</span><span id="line-354"> }</span>
<span class="source-line-no">355</span><span id="line-355">}</span>
</pre>
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