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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.io.encoding;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.junit.Assert.assertTrue;<a name="line.21"></a>
<span class="sourceLineNo">022</span><a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.util.ArrayList;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.Collection;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.List;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.Map;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.ArrayBackedTag;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HConstants;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.Tag;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Durability;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Get;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Put;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Result;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.io.hfile.BlockCacheFactory;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.io.hfile.HFile;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.io.hfile.LruBlockCache;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.regionserver.BloomType;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.regionserver.Region;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.testclassification.IOTests;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.util.LoadTestKVGenerator;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.util.Strings;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.junit.ClassRule;<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.experimental.categories.Category;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.junit.runner.RunWith;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.junit.runners.Parameterized;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.junit.runners.Parameterized.Parameters;<a name="line.56"></a>
<span class="sourceLineNo">057</span><a name="line.57"></a>
<span class="sourceLineNo">058</span>/**<a name="line.58"></a>
<span class="sourceLineNo">059</span> * Tests encoded seekers by loading and reading values.<a name="line.59"></a>
<span class="sourceLineNo">060</span> */<a name="line.60"></a>
<span class="sourceLineNo">061</span>@Category({ IOTests.class, LargeTests.class })<a name="line.61"></a>
<span class="sourceLineNo">062</span>@RunWith(Parameterized.class)<a name="line.62"></a>
<span class="sourceLineNo">063</span>public class TestEncodedSeekers {<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span> @ClassRule<a name="line.65"></a>
<span class="sourceLineNo">066</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.66"></a>
<span class="sourceLineNo">067</span> HBaseClassTestRule.forClass(TestEncodedSeekers.class);<a name="line.67"></a>
<span class="sourceLineNo">068</span><a name="line.68"></a>
<span class="sourceLineNo">069</span> private static final String TABLE_NAME = "encodedSeekersTable";<a name="line.69"></a>
<span class="sourceLineNo">070</span> private static final String CF_NAME = "encodedSeekersCF";<a name="line.70"></a>
<span class="sourceLineNo">071</span> private static final byte[] CF_BYTES = Bytes.toBytes(CF_NAME);<a name="line.71"></a>
<span class="sourceLineNo">072</span> private static final int MAX_VERSIONS = 5;<a name="line.72"></a>
<span class="sourceLineNo">073</span><a name="line.73"></a>
<span class="sourceLineNo">074</span> private static final int BLOCK_SIZE = 64 * 1024;<a name="line.74"></a>
<span class="sourceLineNo">075</span> private static final int MIN_VALUE_SIZE = 30;<a name="line.75"></a>
<span class="sourceLineNo">076</span> private static final int MAX_VALUE_SIZE = 60;<a name="line.76"></a>
<span class="sourceLineNo">077</span> private static final int NUM_ROWS = 1003;<a name="line.77"></a>
<span class="sourceLineNo">078</span> private static final int NUM_COLS_PER_ROW = 20;<a name="line.78"></a>
<span class="sourceLineNo">079</span> private static final int NUM_HFILES = 4;<a name="line.79"></a>
<span class="sourceLineNo">080</span> private static final int NUM_ROWS_PER_FLUSH = NUM_ROWS / NUM_HFILES;<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span> private final HBaseTestingUtil testUtil = new HBaseTestingUtil();<a name="line.82"></a>
<span class="sourceLineNo">083</span> private final DataBlockEncoding encoding;<a name="line.83"></a>
<span class="sourceLineNo">084</span> private final boolean includeTags;<a name="line.84"></a>
<span class="sourceLineNo">085</span> private final boolean compressTags;<a name="line.85"></a>
<span class="sourceLineNo">086</span><a name="line.86"></a>
<span class="sourceLineNo">087</span> /** Enable when debugging */<a name="line.87"></a>
<span class="sourceLineNo">088</span> private static final boolean VERBOSE = false;<a name="line.88"></a>
<span class="sourceLineNo">089</span><a name="line.89"></a>
<span class="sourceLineNo">090</span> @Parameters<a name="line.90"></a>
<span class="sourceLineNo">091</span> public static Collection&lt;Object[]&gt; parameters() {<a name="line.91"></a>
<span class="sourceLineNo">092</span> List&lt;Object[]&gt; paramList = new ArrayList&lt;&gt;();<a name="line.92"></a>
<span class="sourceLineNo">093</span> for (DataBlockEncoding encoding : DataBlockEncoding.values()) {<a name="line.93"></a>
<span class="sourceLineNo">094</span> for (boolean includeTags : new boolean[] { false, true }) {<a name="line.94"></a>
<span class="sourceLineNo">095</span> for (boolean compressTags : new boolean[] { false, true }) {<a name="line.95"></a>
<span class="sourceLineNo">096</span> paramList.add(new Object[] { encoding, includeTags, compressTags });<a name="line.96"></a>
<span class="sourceLineNo">097</span> }<a name="line.97"></a>
<span class="sourceLineNo">098</span> }<a name="line.98"></a>
<span class="sourceLineNo">099</span> }<a name="line.99"></a>
<span class="sourceLineNo">100</span> return paramList;<a name="line.100"></a>
<span class="sourceLineNo">101</span> }<a name="line.101"></a>
<span class="sourceLineNo">102</span><a name="line.102"></a>
<span class="sourceLineNo">103</span> public TestEncodedSeekers(DataBlockEncoding encoding, boolean includeTags, boolean compressTags) {<a name="line.103"></a>
<span class="sourceLineNo">104</span> this.encoding = encoding;<a name="line.104"></a>
<span class="sourceLineNo">105</span> this.includeTags = includeTags;<a name="line.105"></a>
<span class="sourceLineNo">106</span> this.compressTags = compressTags;<a name="line.106"></a>
<span class="sourceLineNo">107</span> }<a name="line.107"></a>
<span class="sourceLineNo">108</span><a name="line.108"></a>
<span class="sourceLineNo">109</span> @Test<a name="line.109"></a>
<span class="sourceLineNo">110</span> public void testEncodedSeeker() throws IOException {<a name="line.110"></a>
<span class="sourceLineNo">111</span> System.err.println("Testing encoded seekers for encoding : " + encoding + ", includeTags : "<a name="line.111"></a>
<span class="sourceLineNo">112</span> + includeTags + ", compressTags : " + compressTags);<a name="line.112"></a>
<span class="sourceLineNo">113</span> if (includeTags) {<a name="line.113"></a>
<span class="sourceLineNo">114</span> testUtil.getConfiguration().setInt(HFile.FORMAT_VERSION_KEY, 3);<a name="line.114"></a>
<span class="sourceLineNo">115</span> }<a name="line.115"></a>
<span class="sourceLineNo">116</span><a name="line.116"></a>
<span class="sourceLineNo">117</span> LruBlockCache cache =<a name="line.117"></a>
<span class="sourceLineNo">118</span> (LruBlockCache) BlockCacheFactory.createBlockCache(testUtil.getConfiguration());<a name="line.118"></a>
<span class="sourceLineNo">119</span> // Need to disable default row bloom filter for this test to pass.<a name="line.119"></a>
<span class="sourceLineNo">120</span> ColumnFamilyDescriptor cfd = ColumnFamilyDescriptorBuilder.newBuilder(CF_BYTES)<a name="line.120"></a>
<span class="sourceLineNo">121</span> .setMaxVersions(MAX_VERSIONS).setDataBlockEncoding(encoding).setBlocksize(BLOCK_SIZE)<a name="line.121"></a>
<span class="sourceLineNo">122</span> .setBloomFilterType(BloomType.NONE).setCompressTags(compressTags).build();<a name="line.122"></a>
<span class="sourceLineNo">123</span> HRegion region = testUtil.createTestRegion(TABLE_NAME, cfd, cache);<a name="line.123"></a>
<span class="sourceLineNo">124</span><a name="line.124"></a>
<span class="sourceLineNo">125</span> // write the data, but leave some in the memstore<a name="line.125"></a>
<span class="sourceLineNo">126</span> doPuts(region);<a name="line.126"></a>
<span class="sourceLineNo">127</span><a name="line.127"></a>
<span class="sourceLineNo">128</span> // verify correctness when memstore contains data<a name="line.128"></a>
<span class="sourceLineNo">129</span> doGets(region);<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span> // verify correctness again after compacting<a name="line.131"></a>
<span class="sourceLineNo">132</span> region.compact(false);<a name="line.132"></a>
<span class="sourceLineNo">133</span> doGets(region);<a name="line.133"></a>
<span class="sourceLineNo">134</span><a name="line.134"></a>
<span class="sourceLineNo">135</span> Map&lt;DataBlockEncoding, Integer&gt; encodingCounts = cache.getEncodingCountsForTest();<a name="line.135"></a>
<span class="sourceLineNo">136</span><a name="line.136"></a>
<span class="sourceLineNo">137</span> // Ensure that compactions don't pollute the cache with unencoded blocks<a name="line.137"></a>
<span class="sourceLineNo">138</span> // in case of in-cache-only encoding.<a name="line.138"></a>
<span class="sourceLineNo">139</span> System.err.println("encodingCounts=" + encodingCounts);<a name="line.139"></a>
<span class="sourceLineNo">140</span> assertEquals(1, encodingCounts.size());<a name="line.140"></a>
<span class="sourceLineNo">141</span> DataBlockEncoding encodingInCache = encodingCounts.keySet().iterator().next();<a name="line.141"></a>
<span class="sourceLineNo">142</span> assertEquals(encoding, encodingInCache);<a name="line.142"></a>
<span class="sourceLineNo">143</span> assertTrue(encodingCounts.get(encodingInCache) &gt; 0);<a name="line.143"></a>
<span class="sourceLineNo">144</span> }<a name="line.144"></a>
<span class="sourceLineNo">145</span><a name="line.145"></a>
<span class="sourceLineNo">146</span> private void doPuts(HRegion region) throws IOException {<a name="line.146"></a>
<span class="sourceLineNo">147</span> LoadTestKVGenerator dataGenerator = new LoadTestKVGenerator(MIN_VALUE_SIZE, MAX_VALUE_SIZE);<a name="line.147"></a>
<span class="sourceLineNo">148</span> for (int i = 0; i &lt; NUM_ROWS; ++i) {<a name="line.148"></a>
<span class="sourceLineNo">149</span> byte[] key = Bytes.toBytes(LoadTestKVGenerator.md5PrefixedKey(i));<a name="line.149"></a>
<span class="sourceLineNo">150</span> for (int j = 0; j &lt; NUM_COLS_PER_ROW; ++j) {<a name="line.150"></a>
<span class="sourceLineNo">151</span> Put put = new Put(key);<a name="line.151"></a>
<span class="sourceLineNo">152</span> put.setDurability(Durability.ASYNC_WAL);<a name="line.152"></a>
<span class="sourceLineNo">153</span> byte[] col = Bytes.toBytes(String.valueOf(j));<a name="line.153"></a>
<span class="sourceLineNo">154</span> byte[] value = dataGenerator.generateRandomSizeValue(key, col);<a name="line.154"></a>
<span class="sourceLineNo">155</span> if (includeTags) {<a name="line.155"></a>
<span class="sourceLineNo">156</span> Tag[] tag = new Tag[1];<a name="line.156"></a>
<span class="sourceLineNo">157</span> tag[0] = new ArrayBackedTag((byte) 1, "Visibility");<a name="line.157"></a>
<span class="sourceLineNo">158</span> KeyValue kv = new KeyValue(key, CF_BYTES, col, HConstants.LATEST_TIMESTAMP, value, tag);<a name="line.158"></a>
<span class="sourceLineNo">159</span> put.add(kv);<a name="line.159"></a>
<span class="sourceLineNo">160</span> } else {<a name="line.160"></a>
<span class="sourceLineNo">161</span> put.addColumn(CF_BYTES, col, value);<a name="line.161"></a>
<span class="sourceLineNo">162</span> }<a name="line.162"></a>
<span class="sourceLineNo">163</span> if (VERBOSE) {<a name="line.163"></a>
<span class="sourceLineNo">164</span> KeyValue kvPut = new KeyValue(key, CF_BYTES, col, value);<a name="line.164"></a>
<span class="sourceLineNo">165</span> System.err.println(Strings.padFront(i + "", ' ', 4) + " " + kvPut);<a name="line.165"></a>
<span class="sourceLineNo">166</span> }<a name="line.166"></a>
<span class="sourceLineNo">167</span> region.put(put);<a name="line.167"></a>
<span class="sourceLineNo">168</span> }<a name="line.168"></a>
<span class="sourceLineNo">169</span> if (i % NUM_ROWS_PER_FLUSH == 0) {<a name="line.169"></a>
<span class="sourceLineNo">170</span> region.flush(true);<a name="line.170"></a>
<span class="sourceLineNo">171</span> }<a name="line.171"></a>
<span class="sourceLineNo">172</span> }<a name="line.172"></a>
<span class="sourceLineNo">173</span> }<a name="line.173"></a>
<span class="sourceLineNo">174</span><a name="line.174"></a>
<span class="sourceLineNo">175</span> private void doGets(Region region) throws IOException {<a name="line.175"></a>
<span class="sourceLineNo">176</span> for (int i = 0; i &lt; NUM_ROWS; ++i) {<a name="line.176"></a>
<span class="sourceLineNo">177</span> final byte[] rowKey = Bytes.toBytes(LoadTestKVGenerator.md5PrefixedKey(i));<a name="line.177"></a>
<span class="sourceLineNo">178</span> for (int j = 0; j &lt; NUM_COLS_PER_ROW; ++j) {<a name="line.178"></a>
<span class="sourceLineNo">179</span> final String qualStr = String.valueOf(j);<a name="line.179"></a>
<span class="sourceLineNo">180</span> if (VERBOSE) {<a name="line.180"></a>
<span class="sourceLineNo">181</span> System.err.println(<a name="line.181"></a>
<span class="sourceLineNo">182</span> "Reading row " + i + ", column " + j + " " + Bytes.toString(rowKey) + "/" + qualStr);<a name="line.182"></a>
<span class="sourceLineNo">183</span> }<a name="line.183"></a>
<span class="sourceLineNo">184</span> final byte[] qualBytes = Bytes.toBytes(qualStr);<a name="line.184"></a>
<span class="sourceLineNo">185</span> Get get = new Get(rowKey);<a name="line.185"></a>
<span class="sourceLineNo">186</span> get.addColumn(CF_BYTES, qualBytes);<a name="line.186"></a>
<span class="sourceLineNo">187</span> Result result = region.get(get);<a name="line.187"></a>
<span class="sourceLineNo">188</span> assertEquals(1, result.size());<a name="line.188"></a>
<span class="sourceLineNo">189</span> byte[] value = result.getValue(CF_BYTES, qualBytes);<a name="line.189"></a>
<span class="sourceLineNo">190</span> assertTrue(LoadTestKVGenerator.verify(value, rowKey, qualBytes));<a name="line.190"></a>
<span class="sourceLineNo">191</span> }<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>}<a name="line.194"></a>
</pre>
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