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| <pre><span class="sourceLineNo">001</span>/*<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.regionserver;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.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.Collections;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.List;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Map;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.NavigableSet;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileSystem;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.fs.Path;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.Cell;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.CellComparatorImpl;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HConstants;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.KeepDeletedCells;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.KeyValueUtil;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.TableName;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Put;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Result;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.filter.Filter;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.filter.FilterList;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.filter.FilterList.Operator;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.filter.PageFilter;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.filter.SingleColumnValueFilter;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.io.hfile.CacheConfig;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.io.hfile.HFileContext;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.junit.BeforeClass;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.junit.ClassRule;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.junit.Rule;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>import org.junit.Test;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>import org.junit.experimental.categories.Category;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>import org.junit.rules.TestName;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>import org.slf4j.Logger;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>import org.slf4j.LoggerFactory;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span><a name="line.72"></a> |
| <span class="sourceLineNo">073</span>/**<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> * Test cases against ReversibleKeyValueScanner<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> */<a name="line.75"></a> |
| <span class="sourceLineNo">076</span>@Category({ RegionServerTests.class, MediumTests.class })<a name="line.76"></a> |
| <span class="sourceLineNo">077</span>public class TestReversibleScanners {<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span> @ClassRule<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> HBaseClassTestRule.forClass(TestReversibleScanners.class);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span><a name="line.82"></a> |
| <span class="sourceLineNo">083</span> private static final Logger LOG = LoggerFactory.getLogger(TestReversibleScanners.class);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.84"></a> |
| <span class="sourceLineNo">085</span><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> private static byte[] FAMILYNAME = Bytes.toBytes("testCf");<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private static long TS = EnvironmentEdgeManager.currentTime();<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> private static int MAXMVCC = 7;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> private static byte[] ROW = Bytes.toBytes("testRow");<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> private static final int ROWSIZE = 200;<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> private static byte[][] ROWS = makeN(ROW, ROWSIZE);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> private static byte[] QUAL = Bytes.toBytes("testQual");<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> private static final int QUALSIZE = 5;<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> private static byte[][] QUALS = makeN(QUAL, QUALSIZE);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> private static byte[] VALUE = Bytes.toBytes("testValue");<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> private static final int VALUESIZE = 3;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> private static byte[][] VALUES = makeN(VALUE, VALUESIZE);<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span> @Rule<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> public TestName name = new TestName();<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> @BeforeClass<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> public static void setUp() {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> ChunkCreator.initialize(MemStoreLAB.CHUNK_SIZE_DEFAULT, false, 0, 0, 0, null,<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> MemStoreLAB.INDEX_CHUNK_SIZE_PERCENTAGE_DEFAULT);<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> }<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> @Test<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> public void testReversibleStoreFileScanner() throws IOException {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> FileSystem fs = TEST_UTIL.getTestFileSystem();<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> Path hfilePath =<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> new Path(new Path(TEST_UTIL.getDataTestDir("testReversibleStoreFileScanner"), "regionname"),<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> "familyname");<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> CacheConfig cacheConf = new CacheConfig(TEST_UTIL.getConfiguration());<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> for (DataBlockEncoding encoding : DataBlockEncoding.values()) {<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> HFileContextBuilder hcBuilder = new HFileContextBuilder();<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> hcBuilder.withBlockSize(2 * 1024);<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> hcBuilder.withDataBlockEncoding(encoding);<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> HFileContext hFileContext = hcBuilder.build();<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> StoreFileWriter writer =<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> new StoreFileWriter.Builder(TEST_UTIL.getConfiguration(), cacheConf, fs)<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> .withOutputDir(hfilePath).withFileContext(hFileContext).build();<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> writeStoreFile(writer);<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> HStoreFile sf = new HStoreFile(fs, writer.getPath(), TEST_UTIL.getConfiguration(), cacheConf,<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> BloomType.NONE, true);<a name="line.126"></a> |
| <span class="sourceLineNo">127</span><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> List<StoreFileScanner> scanners = StoreFileScanner.getScannersForStoreFiles(<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> Collections.singletonList(sf), false, true, false, false, Long.MAX_VALUE);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> StoreFileScanner scanner = scanners.get(0);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> seekTestOfReversibleKeyValueScanner(scanner);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> for (int readPoint = 0; readPoint < MAXMVCC; readPoint++) {<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> LOG.info("Setting read point to " + readPoint);<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> scanners = StoreFileScanner.getScannersForStoreFiles(Collections.singletonList(sf), false,<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> true, false, false, readPoint);<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> seekTestOfReversibleKeyValueScannerWithMVCC(scanners, readPoint);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> }<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> }<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> @Test<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> public void testReversibleMemstoreScanner() throws IOException {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> MemStore memstore = new DefaultMemStore();<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> writeMemstore(memstore);<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> List<KeyValueScanner> scanners = memstore.getScanners(Long.MAX_VALUE);<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> seekTestOfReversibleKeyValueScanner(scanners.get(0));<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> for (int readPoint = 0; readPoint < MAXMVCC; readPoint++) {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> LOG.info("Setting read point to " + readPoint);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> scanners = memstore.getScanners(readPoint);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> seekTestOfReversibleKeyValueScannerWithMVCC(scanners, readPoint);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> }<a name="line.152"></a> |
| <span class="sourceLineNo">153</span><a name="line.153"></a> |
| <span class="sourceLineNo">154</span> }<a name="line.154"></a> |
| <span class="sourceLineNo">155</span><a name="line.155"></a> |
| <span class="sourceLineNo">156</span> @Test<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> public void testReversibleKeyValueHeap() throws IOException {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> // write data to one memstore and two store files<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> FileSystem fs = TEST_UTIL.getTestFileSystem();<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> Path hfilePath = new Path(<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> new Path(TEST_UTIL.getDataTestDir("testReversibleKeyValueHeap"), "regionname"), "familyname");<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> CacheConfig cacheConf = new CacheConfig(TEST_UTIL.getConfiguration());<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> HFileContextBuilder hcBuilder = new HFileContextBuilder();<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> hcBuilder.withBlockSize(2 * 1024);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> HFileContext hFileContext = hcBuilder.build();<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> StoreFileWriter writer1 =<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> new StoreFileWriter.Builder(TEST_UTIL.getConfiguration(), cacheConf, fs)<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> .withOutputDir(hfilePath).withFileContext(hFileContext).build();<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> StoreFileWriter writer2 =<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> new StoreFileWriter.Builder(TEST_UTIL.getConfiguration(), cacheConf, fs)<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> .withOutputDir(hfilePath).withFileContext(hFileContext).build();<a name="line.171"></a> |
| <span class="sourceLineNo">172</span><a name="line.172"></a> |
| <span class="sourceLineNo">173</span> MemStore memstore = new DefaultMemStore();<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> writeMemstoreAndStoreFiles(memstore, new StoreFileWriter[] { writer1, writer2 });<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> HStoreFile sf1 = new HStoreFile(fs, writer1.getPath(), TEST_UTIL.getConfiguration(), cacheConf,<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> BloomType.NONE, true);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span><a name="line.178"></a> |
| <span class="sourceLineNo">179</span> HStoreFile sf2 = new HStoreFile(fs, writer2.getPath(), TEST_UTIL.getConfiguration(), cacheConf,<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> BloomType.NONE, true);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> /**<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> * Test without MVCC<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> */<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> int startRowNum = ROWSIZE / 2;<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> ReversedKeyValueHeap kvHeap =<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> getReversibleKeyValueHeap(memstore, sf1, sf2, ROWS[startRowNum], MAXMVCC);<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> internalTestSeekAndNextForReversibleKeyValueHeap(kvHeap, startRowNum);<a name="line.187"></a> |
| <span class="sourceLineNo">188</span><a name="line.188"></a> |
| <span class="sourceLineNo">189</span> startRowNum = ROWSIZE - 1;<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> kvHeap = getReversibleKeyValueHeap(memstore, sf1, sf2, HConstants.EMPTY_START_ROW, MAXMVCC);<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> internalTestSeekAndNextForReversibleKeyValueHeap(kvHeap, startRowNum);<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> * Test with MVCC<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> */<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> for (int readPoint = 0; readPoint < MAXMVCC; readPoint++) {<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> LOG.info("Setting read point to " + readPoint);<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> startRowNum = ROWSIZE - 1;<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> kvHeap = getReversibleKeyValueHeap(memstore, sf1, sf2, HConstants.EMPTY_START_ROW, readPoint);<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> for (int i = startRowNum; i >= 0; i--) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> if (i - 2 < 0) break;<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> i = i - 2;<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> kvHeap.seekToPreviousRow(KeyValueUtil.createFirstOnRow(ROWS[i + 1]));<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> Pair<Integer, Integer> nextReadableNum =<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> getNextReadableNumWithBackwardScan(i, 0, readPoint);<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> if (nextReadableNum == null) break;<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> KeyValue expecedKey = makeKV(nextReadableNum.getFirst(), nextReadableNum.getSecond());<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> assertEquals(expecedKey, kvHeap.peek());<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> i = nextReadableNum.getFirst();<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> int qualNum = nextReadableNum.getSecond();<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> if (qualNum + 1 < QUALSIZE) {<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> kvHeap.backwardSeek(makeKV(i, qualNum + 1));<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> nextReadableNum = getNextReadableNumWithBackwardScan(i, qualNum + 1, readPoint);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> if (nextReadableNum == null) break;<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> expecedKey = makeKV(nextReadableNum.getFirst(), nextReadableNum.getSecond());<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> assertEquals(expecedKey, kvHeap.peek());<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> i = nextReadableNum.getFirst();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> qualNum = nextReadableNum.getSecond();<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> }<a name="line.219"></a> |
| <span class="sourceLineNo">220</span><a name="line.220"></a> |
| <span class="sourceLineNo">221</span> kvHeap.next();<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> if (qualNum + 1 >= QUALSIZE) {<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> nextReadableNum = getNextReadableNumWithBackwardScan(i - 1, 0, readPoint);<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> } else {<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> nextReadableNum = getNextReadableNumWithBackwardScan(i, qualNum + 1, readPoint);<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> }<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> if (nextReadableNum == null) break;<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> expecedKey = makeKV(nextReadableNum.getFirst(), nextReadableNum.getSecond());<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> assertEquals(expecedKey, kvHeap.peek());<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> i = nextReadableNum.getFirst();<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> }<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> }<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span><a name="line.235"></a> |
| <span class="sourceLineNo">236</span> @Test<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> public void testReversibleStoreScanner() throws IOException {<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> // write data to one memstore and two store files<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> FileSystem fs = TEST_UTIL.getTestFileSystem();<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> Path hfilePath = new Path(<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> new Path(TEST_UTIL.getDataTestDir("testReversibleStoreScanner"), "regionname"), "familyname");<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> CacheConfig cacheConf = new CacheConfig(TEST_UTIL.getConfiguration());<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> HFileContextBuilder hcBuilder = new HFileContextBuilder();<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> hcBuilder.withBlockSize(2 * 1024);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> HFileContext hFileContext = hcBuilder.build();<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> StoreFileWriter writer1 =<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> new StoreFileWriter.Builder(TEST_UTIL.getConfiguration(), cacheConf, fs)<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> .withOutputDir(hfilePath).withFileContext(hFileContext).build();<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> StoreFileWriter writer2 =<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> new StoreFileWriter.Builder(TEST_UTIL.getConfiguration(), cacheConf, fs)<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> .withOutputDir(hfilePath).withFileContext(hFileContext).build();<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> MemStore memstore = new DefaultMemStore();<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> writeMemstoreAndStoreFiles(memstore, new StoreFileWriter[] { writer1, writer2 });<a name="line.254"></a> |
| <span class="sourceLineNo">255</span><a name="line.255"></a> |
| <span class="sourceLineNo">256</span> HStoreFile sf1 = new HStoreFile(fs, writer1.getPath(), TEST_UTIL.getConfiguration(), cacheConf,<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> BloomType.NONE, true);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span><a name="line.258"></a> |
| <span class="sourceLineNo">259</span> HStoreFile sf2 = new HStoreFile(fs, writer2.getPath(), TEST_UTIL.getConfiguration(), cacheConf,<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> BloomType.NONE, true);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span><a name="line.261"></a> |
| <span class="sourceLineNo">262</span> ScanInfo scanInfo = new ScanInfo(TEST_UTIL.getConfiguration(), FAMILYNAME, 0, Integer.MAX_VALUE,<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> Long.MAX_VALUE, KeepDeletedCells.FALSE, HConstants.DEFAULT_BLOCKSIZE, 0,<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> CellComparatorImpl.COMPARATOR, false);<a name="line.264"></a> |
| <span class="sourceLineNo">265</span><a name="line.265"></a> |
| <span class="sourceLineNo">266</span> // Case 1.Test a full reversed scan<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> Scan scan = new Scan();<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> scan.setReversed(true);<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> StoreScanner storeScanner =<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> getReversibleStoreScanner(memstore, sf1, sf2, scan, scanInfo, MAXMVCC);<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> verifyCountAndOrder(storeScanner, QUALSIZE * ROWSIZE, ROWSIZE, false);<a name="line.271"></a> |
| <span class="sourceLineNo">272</span><a name="line.272"></a> |
| <span class="sourceLineNo">273</span> // Case 2.Test reversed scan with a specified start row<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> int startRowNum = ROWSIZE / 2;<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> byte[] startRow = ROWS[startRowNum];<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> scan.withStartRow(startRow);<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> storeScanner = getReversibleStoreScanner(memstore, sf1, sf2, scan, scanInfo, MAXMVCC);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> verifyCountAndOrder(storeScanner, QUALSIZE * (startRowNum + 1), startRowNum + 1, false);<a name="line.278"></a> |
| <span class="sourceLineNo">279</span><a name="line.279"></a> |
| <span class="sourceLineNo">280</span> // Case 3.Test reversed scan with a specified start row and specified<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> // qualifiers<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> assertTrue(QUALSIZE > 2);<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> scan.addColumn(FAMILYNAME, QUALS[0]);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> scan.addColumn(FAMILYNAME, QUALS[2]);<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> storeScanner = getReversibleStoreScanner(memstore, sf1, sf2, scan, scanInfo, MAXMVCC);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> verifyCountAndOrder(storeScanner, 2 * (startRowNum + 1), startRowNum + 1, false);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> // Case 4.Test reversed scan with mvcc based on case 3<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> for (int readPoint = 0; readPoint < MAXMVCC; readPoint++) {<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> LOG.info("Setting read point to " + readPoint);<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> storeScanner = getReversibleStoreScanner(memstore, sf1, sf2, scan, scanInfo, readPoint);<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> int expectedRowCount = 0;<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> int expectedKVCount = 0;<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> for (int i = startRowNum; i >= 0; i--) {<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> int kvCount = 0;<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> if (makeMVCC(i, 0) <= readPoint) {<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> kvCount++;<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> }<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> if (makeMVCC(i, 2) <= readPoint) {<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> kvCount++;<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> }<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> if (kvCount > 0) {<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> expectedRowCount++;<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> expectedKVCount += kvCount;<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> }<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> }<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> verifyCountAndOrder(storeScanner, expectedKVCount, expectedRowCount, false);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> }<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> }<a name="line.309"></a> |
| <span class="sourceLineNo">310</span><a name="line.310"></a> |
| <span class="sourceLineNo">311</span> @Test<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> public void testReversibleRegionScanner() throws IOException {<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> byte[] FAMILYNAME2 = Bytes.toBytes("testCf2");<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> TableDescriptor htd = TableDescriptorBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILYNAME))<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILYNAME2)).build();<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> HRegion region = TEST_UTIL.createLocalHRegion(htd, null, null);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> loadDataToRegion(region, FAMILYNAME2);<a name="line.318"></a> |
| <span class="sourceLineNo">319</span><a name="line.319"></a> |
| <span class="sourceLineNo">320</span> // verify row count with forward scan<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> Scan scan = new Scan();<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> InternalScanner scanner = region.getScanner(scan);<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> verifyCountAndOrder(scanner, ROWSIZE * QUALSIZE * 2, ROWSIZE, true);<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> // Case1:Full reversed scan<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> scan.setReversed(true);<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> scanner = region.getScanner(scan);<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> verifyCountAndOrder(scanner, ROWSIZE * QUALSIZE * 2, ROWSIZE, false);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span><a name="line.329"></a> |
| <span class="sourceLineNo">330</span> // Case2:Full reversed scan with one family<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> scan = new Scan();<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> scan.setReversed(true);<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> scan.addFamily(FAMILYNAME);<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> scanner = region.getScanner(scan);<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> verifyCountAndOrder(scanner, ROWSIZE * QUALSIZE, ROWSIZE, false);<a name="line.335"></a> |
| <span class="sourceLineNo">336</span><a name="line.336"></a> |
| <span class="sourceLineNo">337</span> // Case3:Specify qualifiers + One family<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> byte[][] specifiedQualifiers = { QUALS[1], QUALS[2] };<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> for (byte[] specifiedQualifier : specifiedQualifiers)<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> scan.addColumn(FAMILYNAME, specifiedQualifier);<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> scanner = region.getScanner(scan);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> verifyCountAndOrder(scanner, ROWSIZE * 2, ROWSIZE, false);<a name="line.342"></a> |
| <span class="sourceLineNo">343</span><a name="line.343"></a> |
| <span class="sourceLineNo">344</span> // Case4:Specify qualifiers + Two families<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> for (byte[] specifiedQualifier : specifiedQualifiers)<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> scan.addColumn(FAMILYNAME2, specifiedQualifier);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> scanner = region.getScanner(scan);<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> verifyCountAndOrder(scanner, ROWSIZE * 2 * 2, ROWSIZE, false);<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> // Case5: Case4 + specify start row<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> int startRowNum = ROWSIZE * 3 / 4;<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> scan.withStartRow(ROWS[startRowNum]);<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> scanner = region.getScanner(scan);<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> verifyCountAndOrder(scanner, (startRowNum + 1) * 2 * 2, (startRowNum + 1), false);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span><a name="line.355"></a> |
| <span class="sourceLineNo">356</span> // Case6: Case4 + specify stop row<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> int stopRowNum = ROWSIZE / 4;<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> scan.withStartRow(HConstants.EMPTY_BYTE_ARRAY);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> scan.withStopRow(ROWS[stopRowNum]);<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> scanner = region.getScanner(scan);<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> verifyCountAndOrder(scanner, (ROWSIZE - stopRowNum - 1) * 2 * 2, (ROWSIZE - stopRowNum - 1),<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> false);<a name="line.362"></a> |
| <span class="sourceLineNo">363</span><a name="line.363"></a> |
| <span class="sourceLineNo">364</span> // Case7: Case4 + specify start row + specify stop row<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> scan.withStartRow(ROWS[startRowNum]);<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> scanner = region.getScanner(scan);<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> verifyCountAndOrder(scanner, (startRowNum - stopRowNum) * 2 * 2, (startRowNum - stopRowNum),<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> false);<a name="line.368"></a> |
| <span class="sourceLineNo">369</span><a name="line.369"></a> |
| <span class="sourceLineNo">370</span> // Case8: Case7 + SingleColumnValueFilter<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> int valueNum = startRowNum % VALUESIZE;<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> Filter filter = new SingleColumnValueFilter(FAMILYNAME, specifiedQualifiers[0],<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> CompareOperator.EQUAL, VALUES[valueNum]);<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> scan.setFilter(filter);<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> scanner = region.getScanner(scan);<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> int unfilteredRowNum =<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> (startRowNum - stopRowNum) / VALUESIZE + (stopRowNum / VALUESIZE == valueNum ? 0 : 1);<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> verifyCountAndOrder(scanner, unfilteredRowNum * 2 * 2, unfilteredRowNum, false);<a name="line.378"></a> |
| <span class="sourceLineNo">379</span><a name="line.379"></a> |
| <span class="sourceLineNo">380</span> // Case9: Case7 + PageFilter<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> int pageSize = 10;<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> filter = new PageFilter(pageSize);<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> scan.setFilter(filter);<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> scanner = region.getScanner(scan);<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> int expectedRowNum = pageSize;<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> verifyCountAndOrder(scanner, expectedRowNum * 2 * 2, expectedRowNum, false);<a name="line.386"></a> |
| <span class="sourceLineNo">387</span><a name="line.387"></a> |
| <span class="sourceLineNo">388</span> // Case10: Case7 + FilterList+MUST_PASS_ONE<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> SingleColumnValueFilter scvFilter1 = new SingleColumnValueFilter(FAMILYNAME,<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> specifiedQualifiers[0], CompareOperator.EQUAL, VALUES[0]);<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> SingleColumnValueFilter scvFilter2 = new SingleColumnValueFilter(FAMILYNAME,<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> specifiedQualifiers[0], CompareOperator.EQUAL, VALUES[1]);<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> expectedRowNum = 0;<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> for (int i = startRowNum; i > stopRowNum; i--) {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> if (i % VALUESIZE == 0 || i % VALUESIZE == 1) {<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> expectedRowNum++;<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> }<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> }<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> filter = new FilterList(Operator.MUST_PASS_ONE, scvFilter1, scvFilter2);<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> scan.setFilter(filter);<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> scanner = region.getScanner(scan);<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> verifyCountAndOrder(scanner, expectedRowNum * 2 * 2, expectedRowNum, false);<a name="line.402"></a> |
| <span class="sourceLineNo">403</span><a name="line.403"></a> |
| <span class="sourceLineNo">404</span> // Case10: Case7 + FilterList+MUST_PASS_ALL<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> filter = new FilterList(Operator.MUST_PASS_ALL, scvFilter1, scvFilter2);<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> expectedRowNum = 0;<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> scan.setFilter(filter);<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> scanner = region.getScanner(scan);<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> verifyCountAndOrder(scanner, expectedRowNum * 2 * 2, expectedRowNum, false);<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> }<a name="line.410"></a> |
| <span class="sourceLineNo">411</span><a name="line.411"></a> |
| <span class="sourceLineNo">412</span> private StoreScanner getReversibleStoreScanner(MemStore memstore, HStoreFile sf1, HStoreFile sf2,<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> Scan scan, ScanInfo scanInfo, int readPoint) throws IOException {<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> List<KeyValueScanner> scanners = getScanners(memstore, sf1, sf2, null, false, readPoint);<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> NavigableSet<byte[]> columns = null;<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> for (Map.Entry<byte[], NavigableSet<byte[]>> entry : scan.getFamilyMap().entrySet()) {<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> // Should only one family<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> columns = entry.getValue();<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> }<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> StoreScanner storeScanner = new ReversedStoreScanner(scan, scanInfo, columns, scanners);<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> return storeScanner;<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> }<a name="line.422"></a> |
| <span class="sourceLineNo">423</span><a name="line.423"></a> |
| <span class="sourceLineNo">424</span> private void verifyCountAndOrder(InternalScanner scanner, int expectedKVCount,<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> int expectedRowCount, boolean forward) throws IOException {<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> List<Cell> kvList = new ArrayList<>();<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> Result lastResult = null;<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> int rowCount = 0;<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> int kvCount = 0;<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> try {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> while (scanner.next(kvList)) {<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> if (kvList.isEmpty()) continue;<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> rowCount++;<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> kvCount += kvList.size();<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> if (lastResult != null) {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> Result curResult = Result.create(kvList);<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> assertEquals("LastResult:" + lastResult + "CurResult:" + curResult, forward,<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> Bytes.compareTo(curResult.getRow(), lastResult.getRow()) > 0);<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> }<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> lastResult = Result.create(kvList);<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> kvList.clear();<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> }<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> } finally {<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> scanner.close();<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> }<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> if (!kvList.isEmpty()) {<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> rowCount++;<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> kvCount += kvList.size();<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> kvList.clear();<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> }<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> assertEquals(expectedKVCount, kvCount);<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> assertEquals(expectedRowCount, rowCount);<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> }<a name="line.453"></a> |
| <span class="sourceLineNo">454</span><a name="line.454"></a> |
| <span class="sourceLineNo">455</span> private void internalTestSeekAndNextForReversibleKeyValueHeap(ReversedKeyValueHeap kvHeap,<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> int startRowNum) throws IOException {<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> // Test next and seek<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> for (int i = startRowNum; i >= 0; i--) {<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> if (i % 2 == 1 && i - 2 >= 0) {<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> i = i - 2;<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> kvHeap.seekToPreviousRow(KeyValueUtil.createFirstOnRow(ROWS[i + 1]));<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> }<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> for (int j = 0; j < QUALSIZE; j++) {<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> if (j % 2 == 1 && (j + 1) < QUALSIZE) {<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> j = j + 1;<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> kvHeap.backwardSeek(makeKV(i, j));<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> }<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> assertEquals(makeKV(i, j), kvHeap.peek());<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> kvHeap.next();<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> }<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> }<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> assertEquals(null, kvHeap.peek());<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> }<a name="line.473"></a> |
| <span class="sourceLineNo">474</span><a name="line.474"></a> |
| <span class="sourceLineNo">475</span> private ReversedKeyValueHeap getReversibleKeyValueHeap(MemStore memstore, HStoreFile sf1,<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> HStoreFile sf2, byte[] startRow, int readPoint) throws IOException {<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> List<KeyValueScanner> scanners = getScanners(memstore, sf1, sf2, startRow, true, readPoint);<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> ReversedKeyValueHeap kvHeap = new ReversedKeyValueHeap(scanners, CellComparatorImpl.COMPARATOR);<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> return kvHeap;<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> }<a name="line.480"></a> |
| <span class="sourceLineNo">481</span><a name="line.481"></a> |
| <span class="sourceLineNo">482</span> private List<KeyValueScanner> getScanners(MemStore memstore, HStoreFile sf1, HStoreFile sf2,<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> byte[] startRow, boolean doSeek, int readPoint) throws IOException {<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> List<StoreFileScanner> fileScanners = StoreFileScanner<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> .getScannersForStoreFiles(Lists.newArrayList(sf1, sf2), false, true, false, false, readPoint);<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> List<KeyValueScanner> memScanners = memstore.getScanners(readPoint);<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> List<KeyValueScanner> scanners = new ArrayList<>(fileScanners.size() + 1);<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> scanners.addAll(fileScanners);<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> scanners.addAll(memScanners);<a name="line.489"></a> |
| <span class="sourceLineNo">490</span><a name="line.490"></a> |
| <span class="sourceLineNo">491</span> if (doSeek) {<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> if (Bytes.equals(HConstants.EMPTY_START_ROW, startRow)) {<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> for (KeyValueScanner scanner : scanners) {<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> scanner.seekToLastRow();<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> }<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> } else {<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> KeyValue startKey = KeyValueUtil.createFirstOnRow(startRow);<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> for (KeyValueScanner scanner : scanners) {<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> scanner.backwardSeek(startKey);<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> }<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> }<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> }<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> return scanners;<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> }<a name="line.504"></a> |
| <span class="sourceLineNo">505</span><a name="line.505"></a> |
| <span class="sourceLineNo">506</span> private void seekTestOfReversibleKeyValueScanner(KeyValueScanner scanner) throws IOException {<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> /**<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> * Test without MVCC<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> */<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> // Test seek to last row<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> assertTrue(scanner.seekToLastRow());<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> assertEquals(makeKV(ROWSIZE - 1, 0), scanner.peek());<a name="line.512"></a> |
| <span class="sourceLineNo">513</span><a name="line.513"></a> |
| <span class="sourceLineNo">514</span> // Test backward seek in three cases<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> // Case1: seek in the same row in backwardSeek<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> KeyValue seekKey = makeKV(ROWSIZE - 2, QUALSIZE - 2);<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> assertTrue(scanner.backwardSeek(seekKey));<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> assertEquals(seekKey, scanner.peek());<a name="line.518"></a> |
| <span class="sourceLineNo">519</span><a name="line.519"></a> |
| <span class="sourceLineNo">520</span> // Case2: seek to the previous row in backwardSeek<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> int seekRowNum = ROWSIZE - 2;<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> assertTrue(scanner.backwardSeek(KeyValueUtil.createLastOnRow(ROWS[seekRowNum])));<a name="line.522"></a> |
| <span class="sourceLineNo">523</span> KeyValue expectedKey = makeKV(seekRowNum - 1, 0);<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> assertEquals(expectedKey, scanner.peek());<a name="line.524"></a> |
| <span class="sourceLineNo">525</span><a name="line.525"></a> |
| <span class="sourceLineNo">526</span> // Case3: unable to backward seek<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> assertFalse(scanner.backwardSeek(KeyValueUtil.createLastOnRow(ROWS[0])));<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> assertEquals(null, scanner.peek());<a name="line.528"></a> |
| <span class="sourceLineNo">529</span><a name="line.529"></a> |
| <span class="sourceLineNo">530</span> // Test seek to previous row<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> seekRowNum = ROWSIZE - 4;<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> assertTrue(scanner.seekToPreviousRow(KeyValueUtil.createFirstOnRow(ROWS[seekRowNum])));<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> expectedKey = makeKV(seekRowNum - 1, 0);<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> assertEquals(expectedKey, scanner.peek());<a name="line.534"></a> |
| <span class="sourceLineNo">535</span><a name="line.535"></a> |
| <span class="sourceLineNo">536</span> // Test seek to previous row for the first row<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> assertFalse(scanner.seekToPreviousRow(makeKV(0, 0)));<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> assertEquals(null, scanner.peek());<a name="line.538"></a> |
| <span class="sourceLineNo">539</span><a name="line.539"></a> |
| <span class="sourceLineNo">540</span> }<a name="line.540"></a> |
| <span class="sourceLineNo">541</span><a name="line.541"></a> |
| <span class="sourceLineNo">542</span> private void seekTestOfReversibleKeyValueScannerWithMVCC(List<? extends KeyValueScanner> scanners,<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> int readPoint) throws IOException {<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> /**<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> * Test with MVCC<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> */<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> // Test seek to last row<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> KeyValue expectedKey = getNextReadableKeyValueWithBackwardScan(ROWSIZE - 1, 0, readPoint);<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> boolean res = false;<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> for (KeyValueScanner scanner : scanners) {<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> res |= scanner.seekToLastRow();<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> }<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> assertEquals(expectedKey != null, res);<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> res = false;<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> for (KeyValueScanner scanner : scanners) {<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> res |= (expectedKey.equals(scanner.peek()));<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> }<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> assertTrue(res);<a name="line.558"></a> |
| <span class="sourceLineNo">559</span><a name="line.559"></a> |
| <span class="sourceLineNo">560</span> // Test backward seek in two cases<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> // Case1: seek in the same row in backwardSeek<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> expectedKey = getNextReadableKeyValueWithBackwardScan(ROWSIZE - 2, QUALSIZE - 2, readPoint);<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> res = false;<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> for (KeyValueScanner scanner : scanners) {<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> res |= scanner.backwardSeek(expectedKey);<a name="line.565"></a> |
| <span class="sourceLineNo">566</span> }<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> assertEquals(expectedKey != null, res);<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> res = false;<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> for (KeyValueScanner scanner : scanners) {<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> res |= (expectedKey.equals(scanner.peek()));<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> }<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> assertTrue(res);<a name="line.572"></a> |
| <span class="sourceLineNo">573</span><a name="line.573"></a> |
| <span class="sourceLineNo">574</span> // Case2: seek to the previous row in backwardSeek<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> int seekRowNum = ROWSIZE - 3;<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> res = false;<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> for (KeyValueScanner scanner : scanners) {<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> res |= scanner.backwardSeek(expectedKey);<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> }<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> res = false;<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> for (KeyValueScanner scanner : scanners) {<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> res |= (expectedKey.equals(scanner.peek()));<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> }<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> assertTrue(res);<a name="line.584"></a> |
| <span class="sourceLineNo">585</span><a name="line.585"></a> |
| <span class="sourceLineNo">586</span> // Test seek to previous row<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> seekRowNum = ROWSIZE - 4;<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> expectedKey = getNextReadableKeyValueWithBackwardScan(seekRowNum - 1, 0, readPoint);<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> res = false;<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> for (KeyValueScanner scanner : scanners) {<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> res |= scanner.seekToPreviousRow(KeyValueUtil.createFirstOnRow(ROWS[seekRowNum]));<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> }<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> assertEquals(expectedKey != null, res);<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> res = false;<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> for (KeyValueScanner scanner : scanners) {<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> res |= (expectedKey.equals(scanner.peek()));<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> }<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> assertTrue(res);<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> }<a name="line.599"></a> |
| <span class="sourceLineNo">600</span><a name="line.600"></a> |
| <span class="sourceLineNo">601</span> private KeyValue getNextReadableKeyValueWithBackwardScan(int startRowNum, int startQualNum,<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> int readPoint) {<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> Pair<Integer, Integer> nextReadableNum =<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> getNextReadableNumWithBackwardScan(startRowNum, startQualNum, readPoint);<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> if (nextReadableNum == null) return null;<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> return makeKV(nextReadableNum.getFirst(), nextReadableNum.getSecond());<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> }<a name="line.607"></a> |
| <span class="sourceLineNo">608</span><a name="line.608"></a> |
| <span class="sourceLineNo">609</span> private Pair<Integer, Integer> getNextReadableNumWithBackwardScan(int startRowNum,<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> int startQualNum, int readPoint) {<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> Pair<Integer, Integer> nextReadableNum = null;<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> boolean findExpected = false;<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> for (int i = startRowNum; i >= 0; i--) {<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> for (int j = (i == startRowNum ? startQualNum : 0); j < QUALSIZE; j++) {<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> if (makeMVCC(i, j) <= readPoint) {<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> nextReadableNum = new Pair<>(i, j);<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> findExpected = true;<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> break;<a name="line.618"></a> |
| <span class="sourceLineNo">619</span> }<a name="line.619"></a> |
| <span class="sourceLineNo">620</span> }<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> if (findExpected) break;<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> }<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> return nextReadableNum;<a name="line.623"></a> |
| <span class="sourceLineNo">624</span> }<a name="line.624"></a> |
| <span class="sourceLineNo">625</span><a name="line.625"></a> |
| <span class="sourceLineNo">626</span> private static void loadDataToRegion(HRegion region, byte[] additionalFamily) throws IOException {<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> for (int i = 0; i < ROWSIZE; i++) {<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> Put put = new Put(ROWS[i]);<a name="line.628"></a> |
| <span class="sourceLineNo">629</span> for (int j = 0; j < QUALSIZE; j++) {<a name="line.629"></a> |
| <span class="sourceLineNo">630</span> put.add(makeKV(i, j));<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> // put additional family<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> put.add(makeKV(i, j, additionalFamily));<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> }<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> region.put(put);<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> if (i == ROWSIZE / 3 || i == ROWSIZE * 2 / 3) {<a name="line.635"></a> |
| <span class="sourceLineNo">636</span> region.flush(true);<a name="line.636"></a> |
| <span class="sourceLineNo">637</span> }<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> }<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> }<a name="line.639"></a> |
| <span class="sourceLineNo">640</span><a name="line.640"></a> |
| <span class="sourceLineNo">641</span> private static void writeMemstoreAndStoreFiles(MemStore memstore, final StoreFileWriter[] writers)<a name="line.641"></a> |
| <span class="sourceLineNo">642</span> throws IOException {<a name="line.642"></a> |
| <span class="sourceLineNo">643</span> try {<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> for (int i = 0; i < ROWSIZE; i++) {<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> for (int j = 0; j < QUALSIZE; j++) {<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> if (i % 2 == 0) {<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> memstore.add(makeKV(i, j), null);<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> } else {<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> writers[(i + j) % writers.length].append(makeKV(i, j));<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> }<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> }<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> }<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> } finally {<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> for (int i = 0; i < writers.length; i++) {<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> writers[i].close();<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> }<a name="line.656"></a> |
| <span class="sourceLineNo">657</span> }<a name="line.657"></a> |
| <span class="sourceLineNo">658</span> }<a name="line.658"></a> |
| <span class="sourceLineNo">659</span><a name="line.659"></a> |
| <span class="sourceLineNo">660</span> private static void writeStoreFile(final StoreFileWriter writer) throws IOException {<a name="line.660"></a> |
| <span class="sourceLineNo">661</span> try {<a name="line.661"></a> |
| <span class="sourceLineNo">662</span> for (int i = 0; i < ROWSIZE; i++) {<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> for (int j = 0; j < QUALSIZE; j++) {<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> writer.append(makeKV(i, j));<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> }<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> }<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> } finally {<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> writer.close();<a name="line.668"></a> |
| <span class="sourceLineNo">669</span> }<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> }<a name="line.670"></a> |
| <span class="sourceLineNo">671</span><a name="line.671"></a> |
| <span class="sourceLineNo">672</span> private static void writeMemstore(MemStore memstore) throws IOException {<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> // Add half of the keyvalues to memstore<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> for (int i = 0; i < ROWSIZE; i++) {<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> for (int j = 0; j < QUALSIZE; j++) {<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> if ((i + j) % 2 == 0) {<a name="line.676"></a> |
| <span class="sourceLineNo">677</span> memstore.add(makeKV(i, j), null);<a name="line.677"></a> |
| <span class="sourceLineNo">678</span> }<a name="line.678"></a> |
| <span class="sourceLineNo">679</span> }<a name="line.679"></a> |
| <span class="sourceLineNo">680</span> }<a name="line.680"></a> |
| <span class="sourceLineNo">681</span> memstore.snapshot();<a name="line.681"></a> |
| <span class="sourceLineNo">682</span> // Add another half of the keyvalues to snapshot<a name="line.682"></a> |
| <span class="sourceLineNo">683</span> for (int i = 0; i < ROWSIZE; i++) {<a name="line.683"></a> |
| <span class="sourceLineNo">684</span> for (int j = 0; j < QUALSIZE; j++) {<a name="line.684"></a> |
| <span class="sourceLineNo">685</span> if ((i + j) % 2 == 1) {<a name="line.685"></a> |
| <span class="sourceLineNo">686</span> memstore.add(makeKV(i, j), null);<a name="line.686"></a> |
| <span class="sourceLineNo">687</span> }<a name="line.687"></a> |
| <span class="sourceLineNo">688</span> }<a name="line.688"></a> |
| <span class="sourceLineNo">689</span> }<a name="line.689"></a> |
| <span class="sourceLineNo">690</span> }<a name="line.690"></a> |
| <span class="sourceLineNo">691</span><a name="line.691"></a> |
| <span class="sourceLineNo">692</span> private static KeyValue makeKV(int rowNum, int cqNum) {<a name="line.692"></a> |
| <span class="sourceLineNo">693</span> return makeKV(rowNum, cqNum, FAMILYNAME);<a name="line.693"></a> |
| <span class="sourceLineNo">694</span> }<a name="line.694"></a> |
| <span class="sourceLineNo">695</span><a name="line.695"></a> |
| <span class="sourceLineNo">696</span> private static KeyValue makeKV(int rowNum, int cqNum, byte[] familyName) {<a name="line.696"></a> |
| <span class="sourceLineNo">697</span> KeyValue kv =<a name="line.697"></a> |
| <span class="sourceLineNo">698</span> new KeyValue(ROWS[rowNum], familyName, QUALS[cqNum], TS, VALUES[rowNum % VALUESIZE]);<a name="line.698"></a> |
| <span class="sourceLineNo">699</span> kv.setSequenceId(makeMVCC(rowNum, cqNum));<a name="line.699"></a> |
| <span class="sourceLineNo">700</span> return kv;<a name="line.700"></a> |
| <span class="sourceLineNo">701</span> }<a name="line.701"></a> |
| <span class="sourceLineNo">702</span><a name="line.702"></a> |
| <span class="sourceLineNo">703</span> private static long makeMVCC(int rowNum, int cqNum) {<a name="line.703"></a> |
| <span class="sourceLineNo">704</span> return (rowNum + cqNum) % (MAXMVCC + 1);<a name="line.704"></a> |
| <span class="sourceLineNo">705</span> }<a name="line.705"></a> |
| <span class="sourceLineNo">706</span><a name="line.706"></a> |
| <span class="sourceLineNo">707</span> private static byte[][] makeN(byte[] base, int n) {<a name="line.707"></a> |
| <span class="sourceLineNo">708</span> byte[][] ret = new byte[n][];<a name="line.708"></a> |
| <span class="sourceLineNo">709</span> for (int i = 0; i < n; i++) {<a name="line.709"></a> |
| <span class="sourceLineNo">710</span> ret[i] = Bytes.add(base, Bytes.toBytes(String.format("%04d", i)));<a name="line.710"></a> |
| <span class="sourceLineNo">711</span> }<a name="line.711"></a> |
| <span class="sourceLineNo">712</span> return ret;<a name="line.712"></a> |
| <span class="sourceLineNo">713</span> }<a name="line.713"></a> |
| <span class="sourceLineNo">714</span>}<a name="line.714"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
