| <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
| <html lang="en"> |
| <head> |
| <title>Source code</title> |
| <link rel="stylesheet" type="text/css" href="../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body> |
| <div class="sourceContainer"> |
| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.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.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.ArrayList;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Collection;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.Collections;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.HashMap;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.HashSet;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Map;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Random;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.Set;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.TreeSet;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import java.util.concurrent.ThreadLocalRandom;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.Cell;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.CellComparatorImpl;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.KeyValueTestUtil;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.PrivateCellUtil;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Put;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.io.compress.Compression;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.io.hfile.BlockCacheFactory;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.BloomFilterUtil;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.junit.Test;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.junit.runners.Parameterized.Parameter;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.slf4j.Logger;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.slf4j.LoggerFactory;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span>/**<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> * Tests optimized scanning of multiple columns. <br><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * We separated the big test into several sub-class UT, because When in ROWCOL bloom type, we will<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * test the row-col bloom filter frequently for saving HDFS seek once we switch from one column to<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * another in our UT. It's cpu time consuming (~45s for each case), so moved the ROWCOL case into a<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * separated LargeTests to avoid timeout failure. <br><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * <br><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * To be clear: In TestMultiColumnScanner, we will flush 10 (NUM_FLUSHES=10) HFiles here, and the<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> * table will put ~1000 cells (rows=20, ts=6, qualifiers=8, total=20*6*8 ~ 1000) . Each full table<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * scan will check the ROWCOL bloom filter 20 (rows)* 8 (column) * 10 (hfiles)= 1600 times, beside<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> * it will scan the full table 6*2^8=1536 times, so finally will have 1600*1536=2457600 bloom filter<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> * testing. (See HBASE-21520)<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> */<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>public abstract class TestMultiColumnScanner {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span><a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private static final Logger LOG = LoggerFactory.getLogger(TestMultiColumnScanner.class);<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> private static final String TABLE_NAME = TestMultiColumnScanner.class.getSimpleName();<a name="line.74"></a> |
| <span class="sourceLineNo">075</span><a name="line.75"></a> |
| <span class="sourceLineNo">076</span> static final int MAX_VERSIONS = 50;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span><a name="line.77"></a> |
| <span class="sourceLineNo">078</span> private static final String FAMILY = "CF";<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> private static final byte[] FAMILY_BYTES = Bytes.toBytes(FAMILY);<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> /**<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * The size of the column qualifier set used. Increasing this parameter exponentially increases<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * test time.<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> */<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> private static final int NUM_COLUMNS = 8;<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private static final int MAX_COLUMN_BIT_MASK = 1 << NUM_COLUMNS - 1;<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> private static final int NUM_FLUSHES = 10;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> private static final int NUM_ROWS = 20;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> /** A large value of type long for use as a timestamp */<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> private static final long BIG_LONG = 9111222333444555666L;<a name="line.92"></a> |
| <span class="sourceLineNo">093</span><a name="line.93"></a> |
| <span class="sourceLineNo">094</span> /**<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> * Timestamps to test with. Cannot use {@link Long#MAX_VALUE} here, because it will be replaced by<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> * an timestamp auto-generated based on the time.<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> */<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> private static final long[] TIMESTAMPS =<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> new long[] { 1, 3, 5, Integer.MAX_VALUE, BIG_LONG, Long.MAX_VALUE - 1 };<a name="line.99"></a> |
| <span class="sourceLineNo">100</span><a name="line.100"></a> |
| <span class="sourceLineNo">101</span> /** The probability that a column is skipped in a store file. */<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> private static final double COLUMN_SKIP_IN_STORE_FILE_PROB = 0.7;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> /** The probability to delete a row/column pair */<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> private static final double DELETE_PROBABILITY = 0.02;<a name="line.105"></a> |
| <span class="sourceLineNo">106</span><a name="line.106"></a> |
| <span class="sourceLineNo">107</span> private final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> @Parameter(0)<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> public Compression.Algorithm comprAlgo;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span><a name="line.111"></a> |
| <span class="sourceLineNo">112</span> @Parameter(1)<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> public BloomType bloomType;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span><a name="line.114"></a> |
| <span class="sourceLineNo">115</span> @Parameter(2)<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> public DataBlockEncoding dataBlockEncoding;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> // Some static sanity-checking.<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> static {<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> assertTrue(BIG_LONG > 0.9 * Long.MAX_VALUE); // Guard against typos.<a name="line.120"></a> |
| <span class="sourceLineNo">121</span><a name="line.121"></a> |
| <span class="sourceLineNo">122</span> // Ensure TIMESTAMPS are sorted.<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> for (int i = 0; i < TIMESTAMPS.length - 1; ++i)<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> assertTrue(TIMESTAMPS[i] < TIMESTAMPS[i + 1]);<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> }<a name="line.125"></a> |
| <span class="sourceLineNo">126</span><a name="line.126"></a> |
| <span class="sourceLineNo">127</span> public static Collection<Object[]> generateParams(Compression.Algorithm algo,<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> boolean useDataBlockEncoding) {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> List<Object[]> parameters = new ArrayList<>();<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> for (BloomType bloomType : BloomType.values()) {<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> DataBlockEncoding dataBlockEncoding =<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> useDataBlockEncoding ? DataBlockEncoding.PREFIX : DataBlockEncoding.NONE;<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> parameters.add(new Object[] { algo, bloomType, dataBlockEncoding });<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> }<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> return parameters;<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> }<a name="line.136"></a> |
| <span class="sourceLineNo">137</span><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> @Test<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> public void testMultiColumnScanner() throws IOException {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> TEST_UTIL.getConfiguration().setInt(BloomFilterUtil.PREFIX_LENGTH_KEY, 10);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> HRegion region = TEST_UTIL.createTestRegion(TABLE_NAME,<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> ColumnFamilyDescriptorBuilder.newBuilder(FAMILY_BYTES).setCompressionType(comprAlgo)<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> .setBloomFilterType(bloomType).setMaxVersions(MAX_VERSIONS)<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> .setDataBlockEncoding(dataBlockEncoding).build(),<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> BlockCacheFactory.createBlockCache(TEST_UTIL.getConfiguration()));<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> List<String> rows = sequentialStrings("row", NUM_ROWS);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> List<String> qualifiers = sequentialStrings("qual", NUM_COLUMNS);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> List<KeyValue> kvs = new ArrayList<>();<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> Set<String> keySet = new HashSet<>();<a name="line.149"></a> |
| <span class="sourceLineNo">150</span><a name="line.150"></a> |
| <span class="sourceLineNo">151</span> // A map from <row>_<qualifier> to the most recent delete timestamp for<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> // that column.<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> Map<String, Long> lastDelTimeMap = new HashMap<>();<a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> Random rand = ThreadLocalRandom.current();<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> for (int iFlush = 0; iFlush < NUM_FLUSHES; ++iFlush) {<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> for (String qual : qualifiers) {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> // This is where we decide to include or not include this column into<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> // this store file, regardless of row and timestamp.<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> if (rand.nextDouble() < COLUMN_SKIP_IN_STORE_FILE_PROB) continue;<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> byte[] qualBytes = Bytes.toBytes(qual);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> for (String row : rows) {<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> Put p = new Put(Bytes.toBytes(row));<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> for (long ts : TIMESTAMPS) {<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> String value = createValue(row, qual, ts);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> KeyValue kv = KeyValueTestUtil.create(row, FAMILY, qual, ts, value);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> assertEquals(kv.getTimestamp(), ts);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> p.add(kv);<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> String keyAsString = kv.toString();<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> if (!keySet.contains(keyAsString)) {<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> keySet.add(keyAsString);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> kvs.add(kv);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> }<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> }<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> region.put(p);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span><a name="line.177"></a> |
| <span class="sourceLineNo">178</span> Delete d = new Delete(Bytes.toBytes(row));<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> boolean deletedSomething = false;<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> for (long ts : TIMESTAMPS)<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> if (rand.nextDouble() < DELETE_PROBABILITY) {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> d.addColumns(FAMILY_BYTES, qualBytes, ts);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> String rowAndQual = row + "_" + qual;<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> Long whenDeleted = lastDelTimeMap.get(rowAndQual);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> lastDelTimeMap.put(rowAndQual, whenDeleted == null ? ts : Math.max(ts, whenDeleted));<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> deletedSomething = true;<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> }<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> if (deletedSomething) region.delete(d);<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> }<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> }<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> region.flush(true);<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> }<a name="line.192"></a> |
| <span class="sourceLineNo">193</span><a name="line.193"></a> |
| <span class="sourceLineNo">194</span> Collections.sort(kvs, CellComparatorImpl.COMPARATOR);<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> for (int maxVersions = 1; maxVersions <= TIMESTAMPS.length; ++maxVersions) {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> for (int columnBitMask = 1; columnBitMask <= MAX_COLUMN_BIT_MASK; ++columnBitMask) {<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> Scan scan = new Scan();<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> scan.readVersions(maxVersions);<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> Set<String> qualSet = new TreeSet<>();<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> int columnMaskTmp = columnBitMask;<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> for (String qual : qualifiers) {<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> if ((columnMaskTmp & 1) != 0) {<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> scan.addColumn(FAMILY_BYTES, Bytes.toBytes(qual));<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> qualSet.add(qual);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> }<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> columnMaskTmp >>= 1;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> }<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> assertEquals(0, columnMaskTmp);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> }<a name="line.210"></a> |
| <span class="sourceLineNo">211</span><a name="line.211"></a> |
| <span class="sourceLineNo">212</span> InternalScanner scanner = region.getScanner(scan);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> List<Cell> results = new ArrayList<>();<a name="line.213"></a> |
| <span class="sourceLineNo">214</span><a name="line.214"></a> |
| <span class="sourceLineNo">215</span> int kvPos = 0;<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> int numResults = 0;<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> String queryInfo = "columns queried: " + qualSet + " (columnBitMask=" + columnBitMask<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> + "), maxVersions=" + maxVersions;<a name="line.218"></a> |
| <span class="sourceLineNo">219</span><a name="line.219"></a> |
| <span class="sourceLineNo">220</span> while (scanner.next(results) || results.size() > 0) {<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> for (Cell kv : results) {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> while (<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> kvPos < kvs.size()<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> && !matchesQuery(kvs.get(kvPos), qualSet, maxVersions, lastDelTimeMap)<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> ) {<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> ++kvPos;<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> }<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> String rowQual = getRowQualStr(kv);<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> String deleteInfo = "";<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> Long lastDelTS = lastDelTimeMap.get(rowQual);<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> if (lastDelTS != null) {<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> deleteInfo =<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> "; last timestamp when row/column " + rowQual + " was deleted: " + lastDelTS;<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> assertTrue(<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> "Scanner returned additional key/value: " + kv + ", " + queryInfo + deleteInfo + ";",<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> kvPos < kvs.size());<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> assertTrue("Scanner returned wrong key/value; " + queryInfo + deleteInfo + ";",<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> PrivateCellUtil.equalsIgnoreMvccVersion(kvs.get(kvPos), (kv)));<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> ++kvPos;<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> ++numResults;<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> }<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> results.clear();<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> }<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> for (; kvPos < kvs.size(); ++kvPos) {<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> KeyValue remainingKV = kvs.get(kvPos);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> assertFalse(<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> "Matching column not returned by scanner: " + remainingKV + ", " + queryInfo<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> + ", results returned: " + numResults,<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> matchesQuery(remainingKV, qualSet, maxVersions, lastDelTimeMap));<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> }<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> }<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> }<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> assertTrue("This test is supposed to delete at least some row/column " + "pairs",<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> lastDelTimeMap.size() > 0);<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> LOG.info("Number of row/col pairs deleted at least once: " + lastDelTimeMap.size());<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> HBaseTestingUtil.closeRegionAndWAL(region);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> }<a name="line.258"></a> |
| <span class="sourceLineNo">259</span><a name="line.259"></a> |
| <span class="sourceLineNo">260</span> private static String getRowQualStr(Cell kv) {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> String rowStr = Bytes.toString(CellUtil.cloneRow(kv));<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> String qualStr = Bytes.toString(CellUtil.cloneQualifier(kv));<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> return rowStr + "_" + qualStr;<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> }<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> private static boolean matchesQuery(KeyValue kv, Set<String> qualSet, int maxVersions,<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> Map<String, Long> lastDelTimeMap) {<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> Long lastDelTS = lastDelTimeMap.get(getRowQualStr(kv));<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> long ts = kv.getTimestamp();<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> return qualSet.contains(qualStr(kv)) && ts >= TIMESTAMPS[TIMESTAMPS.length - maxVersions]<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> && (lastDelTS == null || ts > lastDelTS);<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> }<a name="line.272"></a> |
| <span class="sourceLineNo">273</span><a name="line.273"></a> |
| <span class="sourceLineNo">274</span> private static String qualStr(KeyValue kv) {<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> return Bytes.toString(kv.getQualifierArray(), kv.getQualifierOffset(), kv.getQualifierLength());<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> }<a name="line.276"></a> |
| <span class="sourceLineNo">277</span><a name="line.277"></a> |
| <span class="sourceLineNo">278</span> static String createValue(String row, String qual, long ts) {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> return "value_for_" + row + "_" + qual + "_" + ts;<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> }<a name="line.280"></a> |
| <span class="sourceLineNo">281</span><a name="line.281"></a> |
| <span class="sourceLineNo">282</span> private static List<String> sequentialStrings(String prefix, int n) {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> List<String> lst = new ArrayList<>();<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> for (int i = 0; i < n; ++i) {<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> StringBuilder sb = new StringBuilder();<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> sb.append(prefix + i);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> // Make column length depend on i.<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> int iBitShifted = i;<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> while (iBitShifted != 0) {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> sb.append((iBitShifted & 1) == 0 ? 'a' : 'b');<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> iBitShifted >>= 1;<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> }<a name="line.293"></a> |
| <span class="sourceLineNo">294</span><a name="line.294"></a> |
| <span class="sourceLineNo">295</span> lst.add(sb.toString());<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> return lst;<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span>}<a name="line.299"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </body> |
| </html> |
