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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.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertFalse;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">023</span><span id="line-23"></span> |
| <span class="source-line-no">024</span><span id="line-24">import java.io.IOException;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.ArrayList;</span> |
| <span class="source-line-no">026</span><span id="line-26">import java.util.Collection;</span> |
| <span class="source-line-no">027</span><span id="line-27">import java.util.Collections;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.HashMap;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.util.HashSet;</span> |
| <span class="source-line-no">030</span><span id="line-30">import java.util.List;</span> |
| <span class="source-line-no">031</span><span id="line-31">import java.util.Map;</span> |
| <span class="source-line-no">032</span><span id="line-32">import java.util.Random;</span> |
| <span class="source-line-no">033</span><span id="line-33">import java.util.Set;</span> |
| <span class="source-line-no">034</span><span id="line-34">import java.util.TreeSet;</span> |
| <span class="source-line-no">035</span><span id="line-35">import java.util.concurrent.ThreadLocalRandom;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.Cell;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.CellComparatorImpl;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.CellUtil;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.ExtendedCell;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.KeyValue;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.KeyValueTestUtil;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.PrivateCellUtil;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.client.Delete;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.client.Scan;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.io.compress.Compression;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.io.hfile.BlockCacheFactory;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.util.BloomFilterUtil;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.junit.Test;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.junit.runners.Parameterized.Parameter;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.slf4j.Logger;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58">/**</span> |
| <span class="source-line-no">059</span><span id="line-59"> * Tests optimized scanning of multiple columns. <br></span> |
| <span class="source-line-no">060</span><span id="line-60"> * We separated the big test into several sub-class UT, because When in ROWCOL bloom type, we will</span> |
| <span class="source-line-no">061</span><span id="line-61"> * test the row-col bloom filter frequently for saving HDFS seek once we switch from one column to</span> |
| <span class="source-line-no">062</span><span id="line-62"> * another in our UT. It's cpu time consuming (~45s for each case), so moved the ROWCOL case into a</span> |
| <span class="source-line-no">063</span><span id="line-63"> * separated LargeTests to avoid timeout failure. <br></span> |
| <span class="source-line-no">064</span><span id="line-64"> * <br></span> |
| <span class="source-line-no">065</span><span id="line-65"> * To be clear: In TestMultiColumnScanner, we will flush 10 (NUM_FLUSHES=10) HFiles here, and the</span> |
| <span class="source-line-no">066</span><span id="line-66"> * table will put ~1000 cells (rows=20, ts=6, qualifiers=8, total=20*6*8 ~ 1000) . Each full table</span> |
| <span class="source-line-no">067</span><span id="line-67"> * scan will check the ROWCOL bloom filter 20 (rows)* 8 (column) * 10 (hfiles)= 1600 times, beside</span> |
| <span class="source-line-no">068</span><span id="line-68"> * it will scan the full table 6*2^8=1536 times, so finally will have 1600*1536=2457600 bloom filter</span> |
| <span class="source-line-no">069</span><span id="line-69"> * testing. (See HBASE-21520)</span> |
| <span class="source-line-no">070</span><span id="line-70"> */</span> |
| <span class="source-line-no">071</span><span id="line-71">public abstract class TestMultiColumnScanner {</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> private static final Logger LOG = LoggerFactory.getLogger(TestMultiColumnScanner.class);</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> private static final String TABLE_NAME = TestMultiColumnScanner.class.getSimpleName();</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> static final int MAX_VERSIONS = 50;</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> private static final String FAMILY = "CF";</span> |
| <span class="source-line-no">080</span><span id="line-80"> private static final byte[] FAMILY_BYTES = Bytes.toBytes(FAMILY);</span> |
| <span class="source-line-no">081</span><span id="line-81"></span> |
| <span class="source-line-no">082</span><span id="line-82"> /**</span> |
| <span class="source-line-no">083</span><span id="line-83"> * The size of the column qualifier set used. Increasing this parameter exponentially increases</span> |
| <span class="source-line-no">084</span><span id="line-84"> * test time.</span> |
| <span class="source-line-no">085</span><span id="line-85"> */</span> |
| <span class="source-line-no">086</span><span id="line-86"> private static final int NUM_COLUMNS = 8;</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> private static final int MAX_COLUMN_BIT_MASK = 1 << NUM_COLUMNS - 1;</span> |
| <span class="source-line-no">089</span><span id="line-89"> private static final int NUM_FLUSHES = 10;</span> |
| <span class="source-line-no">090</span><span id="line-90"> private static final int NUM_ROWS = 20;</span> |
| <span class="source-line-no">091</span><span id="line-91"></span> |
| <span class="source-line-no">092</span><span id="line-92"> /** A large value of type long for use as a timestamp */</span> |
| <span class="source-line-no">093</span><span id="line-93"> private static final long BIG_LONG = 9111222333444555666L;</span> |
| <span class="source-line-no">094</span><span id="line-94"></span> |
| <span class="source-line-no">095</span><span id="line-95"> /**</span> |
| <span class="source-line-no">096</span><span id="line-96"> * Timestamps to test with. Cannot use {@link Long#MAX_VALUE} here, because it will be replaced by</span> |
| <span class="source-line-no">097</span><span id="line-97"> * an timestamp auto-generated based on the time.</span> |
| <span class="source-line-no">098</span><span id="line-98"> */</span> |
| <span class="source-line-no">099</span><span id="line-99"> private static final long[] TIMESTAMPS =</span> |
| <span class="source-line-no">100</span><span id="line-100"> new long[] { 1, 3, 5, Integer.MAX_VALUE, BIG_LONG, Long.MAX_VALUE - 1 };</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> /** The probability that a column is skipped in a store file. */</span> |
| <span class="source-line-no">103</span><span id="line-103"> private static final double COLUMN_SKIP_IN_STORE_FILE_PROB = 0.7;</span> |
| <span class="source-line-no">104</span><span id="line-104"></span> |
| <span class="source-line-no">105</span><span id="line-105"> /** The probability to delete a row/column pair */</span> |
| <span class="source-line-no">106</span><span id="line-106"> private static final double DELETE_PROBABILITY = 0.02;</span> |
| <span class="source-line-no">107</span><span id="line-107"></span> |
| <span class="source-line-no">108</span><span id="line-108"> private final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">109</span><span id="line-109"></span> |
| <span class="source-line-no">110</span><span id="line-110"> @Parameter(0)</span> |
| <span class="source-line-no">111</span><span id="line-111"> public Compression.Algorithm comprAlgo;</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> @Parameter(1)</span> |
| <span class="source-line-no">114</span><span id="line-114"> public BloomType bloomType;</span> |
| <span class="source-line-no">115</span><span id="line-115"></span> |
| <span class="source-line-no">116</span><span id="line-116"> @Parameter(2)</span> |
| <span class="source-line-no">117</span><span id="line-117"> public DataBlockEncoding dataBlockEncoding;</span> |
| <span class="source-line-no">118</span><span id="line-118"></span> |
| <span class="source-line-no">119</span><span id="line-119"> // Some static sanity-checking.</span> |
| <span class="source-line-no">120</span><span id="line-120"> static {</span> |
| <span class="source-line-no">121</span><span id="line-121"> assertTrue(BIG_LONG > 0.9 * Long.MAX_VALUE); // Guard against typos.</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> // Ensure TIMESTAMPS are sorted.</span> |
| <span class="source-line-no">124</span><span id="line-124"> for (int i = 0; i < TIMESTAMPS.length - 1; ++i)</span> |
| <span class="source-line-no">125</span><span id="line-125"> assertTrue(TIMESTAMPS[i] < TIMESTAMPS[i + 1]);</span> |
| <span class="source-line-no">126</span><span id="line-126"> }</span> |
| <span class="source-line-no">127</span><span id="line-127"></span> |
| <span class="source-line-no">128</span><span id="line-128"> public static Collection<Object[]> generateParams(Compression.Algorithm algo,</span> |
| <span class="source-line-no">129</span><span id="line-129"> boolean useDataBlockEncoding) {</span> |
| <span class="source-line-no">130</span><span id="line-130"> List<Object[]> parameters = new ArrayList<>();</span> |
| <span class="source-line-no">131</span><span id="line-131"> for (BloomType bloomType : BloomType.values()) {</span> |
| <span class="source-line-no">132</span><span id="line-132"> DataBlockEncoding dataBlockEncoding =</span> |
| <span class="source-line-no">133</span><span id="line-133"> useDataBlockEncoding ? DataBlockEncoding.PREFIX : DataBlockEncoding.NONE;</span> |
| <span class="source-line-no">134</span><span id="line-134"> parameters.add(new Object[] { algo, bloomType, dataBlockEncoding });</span> |
| <span class="source-line-no">135</span><span id="line-135"> }</span> |
| <span class="source-line-no">136</span><span id="line-136"> return parameters;</span> |
| <span class="source-line-no">137</span><span id="line-137"> }</span> |
| <span class="source-line-no">138</span><span id="line-138"></span> |
| <span class="source-line-no">139</span><span id="line-139"> @Test</span> |
| <span class="source-line-no">140</span><span id="line-140"> public void testMultiColumnScanner() throws IOException {</span> |
| <span class="source-line-no">141</span><span id="line-141"> TEST_UTIL.getConfiguration().setInt(BloomFilterUtil.PREFIX_LENGTH_KEY, 10);</span> |
| <span class="source-line-no">142</span><span id="line-142"> HRegion region = TEST_UTIL.createTestRegion(TABLE_NAME,</span> |
| <span class="source-line-no">143</span><span id="line-143"> ColumnFamilyDescriptorBuilder.newBuilder(FAMILY_BYTES).setCompressionType(comprAlgo)</span> |
| <span class="source-line-no">144</span><span id="line-144"> .setBloomFilterType(bloomType).setMaxVersions(MAX_VERSIONS)</span> |
| <span class="source-line-no">145</span><span id="line-145"> .setDataBlockEncoding(dataBlockEncoding).build(),</span> |
| <span class="source-line-no">146</span><span id="line-146"> BlockCacheFactory.createBlockCache(TEST_UTIL.getConfiguration()));</span> |
| <span class="source-line-no">147</span><span id="line-147"> List<String> rows = sequentialStrings("row", NUM_ROWS);</span> |
| <span class="source-line-no">148</span><span id="line-148"> List<String> qualifiers = sequentialStrings("qual", NUM_COLUMNS);</span> |
| <span class="source-line-no">149</span><span id="line-149"> List<KeyValue> kvs = new ArrayList<>();</span> |
| <span class="source-line-no">150</span><span id="line-150"> Set<String> keySet = new HashSet<>();</span> |
| <span class="source-line-no">151</span><span id="line-151"></span> |
| <span class="source-line-no">152</span><span id="line-152"> // A map from <row>_<qualifier> to the most recent delete timestamp for</span> |
| <span class="source-line-no">153</span><span id="line-153"> // that column.</span> |
| <span class="source-line-no">154</span><span id="line-154"> Map<String, Long> lastDelTimeMap = new HashMap<>();</span> |
| <span class="source-line-no">155</span><span id="line-155"></span> |
| <span class="source-line-no">156</span><span id="line-156"> Random rand = ThreadLocalRandom.current();</span> |
| <span class="source-line-no">157</span><span id="line-157"> for (int iFlush = 0; iFlush < NUM_FLUSHES; ++iFlush) {</span> |
| <span class="source-line-no">158</span><span id="line-158"> for (String qual : qualifiers) {</span> |
| <span class="source-line-no">159</span><span id="line-159"> // This is where we decide to include or not include this column into</span> |
| <span class="source-line-no">160</span><span id="line-160"> // this store file, regardless of row and timestamp.</span> |
| <span class="source-line-no">161</span><span id="line-161"> if (rand.nextDouble() < COLUMN_SKIP_IN_STORE_FILE_PROB) continue;</span> |
| <span class="source-line-no">162</span><span id="line-162"></span> |
| <span class="source-line-no">163</span><span id="line-163"> byte[] qualBytes = Bytes.toBytes(qual);</span> |
| <span class="source-line-no">164</span><span id="line-164"> for (String row : rows) {</span> |
| <span class="source-line-no">165</span><span id="line-165"> Put p = new Put(Bytes.toBytes(row));</span> |
| <span class="source-line-no">166</span><span id="line-166"> for (long ts : TIMESTAMPS) {</span> |
| <span class="source-line-no">167</span><span id="line-167"> String value = createValue(row, qual, ts);</span> |
| <span class="source-line-no">168</span><span id="line-168"> KeyValue kv = KeyValueTestUtil.create(row, FAMILY, qual, ts, value);</span> |
| <span class="source-line-no">169</span><span id="line-169"> assertEquals(kv.getTimestamp(), ts);</span> |
| <span class="source-line-no">170</span><span id="line-170"> p.add(kv);</span> |
| <span class="source-line-no">171</span><span id="line-171"> String keyAsString = kv.toString();</span> |
| <span class="source-line-no">172</span><span id="line-172"> if (!keySet.contains(keyAsString)) {</span> |
| <span class="source-line-no">173</span><span id="line-173"> keySet.add(keyAsString);</span> |
| <span class="source-line-no">174</span><span id="line-174"> kvs.add(kv);</span> |
| <span class="source-line-no">175</span><span id="line-175"> }</span> |
| <span class="source-line-no">176</span><span id="line-176"> }</span> |
| <span class="source-line-no">177</span><span id="line-177"> region.put(p);</span> |
| <span class="source-line-no">178</span><span id="line-178"></span> |
| <span class="source-line-no">179</span><span id="line-179"> Delete d = new Delete(Bytes.toBytes(row));</span> |
| <span class="source-line-no">180</span><span id="line-180"> boolean deletedSomething = false;</span> |
| <span class="source-line-no">181</span><span id="line-181"> for (long ts : TIMESTAMPS)</span> |
| <span class="source-line-no">182</span><span id="line-182"> if (rand.nextDouble() < DELETE_PROBABILITY) {</span> |
| <span class="source-line-no">183</span><span id="line-183"> d.addColumns(FAMILY_BYTES, qualBytes, ts);</span> |
| <span class="source-line-no">184</span><span id="line-184"> String rowAndQual = row + "_" + qual;</span> |
| <span class="source-line-no">185</span><span id="line-185"> Long whenDeleted = lastDelTimeMap.get(rowAndQual);</span> |
| <span class="source-line-no">186</span><span id="line-186"> lastDelTimeMap.put(rowAndQual, whenDeleted == null ? ts : Math.max(ts, whenDeleted));</span> |
| <span class="source-line-no">187</span><span id="line-187"> deletedSomething = true;</span> |
| <span class="source-line-no">188</span><span id="line-188"> }</span> |
| <span class="source-line-no">189</span><span id="line-189"> if (deletedSomething) region.delete(d);</span> |
| <span class="source-line-no">190</span><span id="line-190"> }</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"> region.flush(true);</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"> Collections.sort(kvs, CellComparatorImpl.COMPARATOR);</span> |
| <span class="source-line-no">196</span><span id="line-196"> for (int maxVersions = 1; maxVersions <= TIMESTAMPS.length; ++maxVersions) {</span> |
| <span class="source-line-no">197</span><span id="line-197"> for (int columnBitMask = 1; columnBitMask <= MAX_COLUMN_BIT_MASK; ++columnBitMask) {</span> |
| <span class="source-line-no">198</span><span id="line-198"> Scan scan = new Scan();</span> |
| <span class="source-line-no">199</span><span id="line-199"> scan.readVersions(maxVersions);</span> |
| <span class="source-line-no">200</span><span id="line-200"> Set<String> qualSet = new TreeSet<>();</span> |
| <span class="source-line-no">201</span><span id="line-201"> {</span> |
| <span class="source-line-no">202</span><span id="line-202"> int columnMaskTmp = columnBitMask;</span> |
| <span class="source-line-no">203</span><span id="line-203"> for (String qual : qualifiers) {</span> |
| <span class="source-line-no">204</span><span id="line-204"> if ((columnMaskTmp & 1) != 0) {</span> |
| <span class="source-line-no">205</span><span id="line-205"> scan.addColumn(FAMILY_BYTES, Bytes.toBytes(qual));</span> |
| <span class="source-line-no">206</span><span id="line-206"> qualSet.add(qual);</span> |
| <span class="source-line-no">207</span><span id="line-207"> }</span> |
| <span class="source-line-no">208</span><span id="line-208"> columnMaskTmp >>= 1;</span> |
| <span class="source-line-no">209</span><span id="line-209"> }</span> |
| <span class="source-line-no">210</span><span id="line-210"> assertEquals(0, columnMaskTmp);</span> |
| <span class="source-line-no">211</span><span id="line-211"> }</span> |
| <span class="source-line-no">212</span><span id="line-212"></span> |
| <span class="source-line-no">213</span><span id="line-213"> InternalScanner scanner = region.getScanner(scan);</span> |
| <span class="source-line-no">214</span><span id="line-214"> List<ExtendedCell> results = new ArrayList<>();</span> |
| <span class="source-line-no">215</span><span id="line-215"></span> |
| <span class="source-line-no">216</span><span id="line-216"> int kvPos = 0;</span> |
| <span class="source-line-no">217</span><span id="line-217"> int numResults = 0;</span> |
| <span class="source-line-no">218</span><span id="line-218"> String queryInfo = "columns queried: " + qualSet + " (columnBitMask=" + columnBitMask</span> |
| <span class="source-line-no">219</span><span id="line-219"> + "), maxVersions=" + maxVersions;</span> |
| <span class="source-line-no">220</span><span id="line-220"></span> |
| <span class="source-line-no">221</span><span id="line-221"> while (scanner.next((List) results) || results.size() > 0) {</span> |
| <span class="source-line-no">222</span><span id="line-222"> for (ExtendedCell kv : results) {</span> |
| <span class="source-line-no">223</span><span id="line-223"> while (</span> |
| <span class="source-line-no">224</span><span id="line-224"> kvPos < kvs.size()</span> |
| <span class="source-line-no">225</span><span id="line-225"> && !matchesQuery(kvs.get(kvPos), qualSet, maxVersions, lastDelTimeMap)</span> |
| <span class="source-line-no">226</span><span id="line-226"> ) {</span> |
| <span class="source-line-no">227</span><span id="line-227"> ++kvPos;</span> |
| <span class="source-line-no">228</span><span id="line-228"> }</span> |
| <span class="source-line-no">229</span><span id="line-229"> String rowQual = getRowQualStr(kv);</span> |
| <span class="source-line-no">230</span><span id="line-230"> String deleteInfo = "";</span> |
| <span class="source-line-no">231</span><span id="line-231"> Long lastDelTS = lastDelTimeMap.get(rowQual);</span> |
| <span class="source-line-no">232</span><span id="line-232"> if (lastDelTS != null) {</span> |
| <span class="source-line-no">233</span><span id="line-233"> deleteInfo =</span> |
| <span class="source-line-no">234</span><span id="line-234"> "; last timestamp when row/column " + rowQual + " was deleted: " + lastDelTS;</span> |
| <span class="source-line-no">235</span><span id="line-235"> }</span> |
| <span class="source-line-no">236</span><span id="line-236"> assertTrue(</span> |
| <span class="source-line-no">237</span><span id="line-237"> "Scanner returned additional key/value: " + kv + ", " + queryInfo + deleteInfo + ";",</span> |
| <span class="source-line-no">238</span><span id="line-238"> kvPos < kvs.size());</span> |
| <span class="source-line-no">239</span><span id="line-239"> assertTrue("Scanner returned wrong key/value; " + queryInfo + deleteInfo + ";",</span> |
| <span class="source-line-no">240</span><span id="line-240"> PrivateCellUtil.equalsIgnoreMvccVersion(kvs.get(kvPos), kv));</span> |
| <span class="source-line-no">241</span><span id="line-241"> ++kvPos;</span> |
| <span class="source-line-no">242</span><span id="line-242"> ++numResults;</span> |
| <span class="source-line-no">243</span><span id="line-243"> }</span> |
| <span class="source-line-no">244</span><span id="line-244"> results.clear();</span> |
| <span class="source-line-no">245</span><span id="line-245"> }</span> |
| <span class="source-line-no">246</span><span id="line-246"> for (; kvPos < kvs.size(); ++kvPos) {</span> |
| <span class="source-line-no">247</span><span id="line-247"> KeyValue remainingKV = kvs.get(kvPos);</span> |
| <span class="source-line-no">248</span><span id="line-248"> assertFalse(</span> |
| <span class="source-line-no">249</span><span id="line-249"> "Matching column not returned by scanner: " + remainingKV + ", " + queryInfo</span> |
| <span class="source-line-no">250</span><span id="line-250"> + ", results returned: " + numResults,</span> |
| <span class="source-line-no">251</span><span id="line-251"> matchesQuery(remainingKV, qualSet, maxVersions, lastDelTimeMap));</span> |
| <span class="source-line-no">252</span><span id="line-252"> }</span> |
| <span class="source-line-no">253</span><span id="line-253"> }</span> |
| <span class="source-line-no">254</span><span id="line-254"> }</span> |
| <span class="source-line-no">255</span><span id="line-255"> assertTrue("This test is supposed to delete at least some row/column " + "pairs",</span> |
| <span class="source-line-no">256</span><span id="line-256"> lastDelTimeMap.size() > 0);</span> |
| <span class="source-line-no">257</span><span id="line-257"> LOG.info("Number of row/col pairs deleted at least once: " + lastDelTimeMap.size());</span> |
| <span class="source-line-no">258</span><span id="line-258"> HBaseTestingUtil.closeRegionAndWAL(region);</span> |
| <span class="source-line-no">259</span><span id="line-259"> }</span> |
| <span class="source-line-no">260</span><span id="line-260"></span> |
| <span class="source-line-no">261</span><span id="line-261"> private static String getRowQualStr(Cell kv) {</span> |
| <span class="source-line-no">262</span><span id="line-262"> String rowStr = Bytes.toString(CellUtil.cloneRow(kv));</span> |
| <span class="source-line-no">263</span><span id="line-263"> String qualStr = Bytes.toString(CellUtil.cloneQualifier(kv));</span> |
| <span class="source-line-no">264</span><span id="line-264"> return rowStr + "_" + qualStr;</span> |
| <span class="source-line-no">265</span><span id="line-265"> }</span> |
| <span class="source-line-no">266</span><span id="line-266"></span> |
| <span class="source-line-no">267</span><span id="line-267"> private static boolean matchesQuery(KeyValue kv, Set<String> qualSet, int maxVersions,</span> |
| <span class="source-line-no">268</span><span id="line-268"> Map<String, Long> lastDelTimeMap) {</span> |
| <span class="source-line-no">269</span><span id="line-269"> Long lastDelTS = lastDelTimeMap.get(getRowQualStr(kv));</span> |
| <span class="source-line-no">270</span><span id="line-270"> long ts = kv.getTimestamp();</span> |
| <span class="source-line-no">271</span><span id="line-271"> return qualSet.contains(qualStr(kv)) && ts >= TIMESTAMPS[TIMESTAMPS.length - maxVersions]</span> |
| <span class="source-line-no">272</span><span id="line-272"> && (lastDelTS == null || ts > lastDelTS);</span> |
| <span class="source-line-no">273</span><span id="line-273"> }</span> |
| <span class="source-line-no">274</span><span id="line-274"></span> |
| <span class="source-line-no">275</span><span id="line-275"> private static String qualStr(KeyValue kv) {</span> |
| <span class="source-line-no">276</span><span id="line-276"> return Bytes.toString(kv.getQualifierArray(), kv.getQualifierOffset(), kv.getQualifierLength());</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"> static String createValue(String row, String qual, long ts) {</span> |
| <span class="source-line-no">280</span><span id="line-280"> return "value_for_" + row + "_" + qual + "_" + ts;</span> |
| <span class="source-line-no">281</span><span id="line-281"> }</span> |
| <span class="source-line-no">282</span><span id="line-282"></span> |
| <span class="source-line-no">283</span><span id="line-283"> private static List<String> sequentialStrings(String prefix, int n) {</span> |
| <span class="source-line-no">284</span><span id="line-284"> List<String> lst = new ArrayList<>();</span> |
| <span class="source-line-no">285</span><span id="line-285"> for (int i = 0; i < n; ++i) {</span> |
| <span class="source-line-no">286</span><span id="line-286"> StringBuilder sb = new StringBuilder();</span> |
| <span class="source-line-no">287</span><span id="line-287"> sb.append(prefix + i);</span> |
| <span class="source-line-no">288</span><span id="line-288"></span> |
| <span class="source-line-no">289</span><span id="line-289"> // Make column length depend on i.</span> |
| <span class="source-line-no">290</span><span id="line-290"> int iBitShifted = i;</span> |
| <span class="source-line-no">291</span><span id="line-291"> while (iBitShifted != 0) {</span> |
| <span class="source-line-no">292</span><span id="line-292"> sb.append((iBitShifted & 1) == 0 ? 'a' : 'b');</span> |
| <span class="source-line-no">293</span><span id="line-293"> iBitShifted >>= 1;</span> |
| <span class="source-line-no">294</span><span id="line-294"> }</span> |
| <span class="source-line-no">295</span><span id="line-295"></span> |
| <span class="source-line-no">296</span><span id="line-296"> lst.add(sb.toString());</span> |
| <span class="source-line-no">297</span><span id="line-297"> }</span> |
| <span class="source-line-no">298</span><span id="line-298"> return lst;</span> |
| <span class="source-line-no">299</span><span id="line-299"> }</span> |
| <span class="source-line-no">300</span><span id="line-300">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
