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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.hfile;<a name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
<span class="sourceLineNo">020</span>import static org.apache.hadoop.hbase.HConstants.BUCKET_CACHE_IOENGINE_KEY;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.HConstants.BUCKET_CACHE_SIZE_KEY;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.io.ByteBuffAllocator.BUFFER_SIZE_KEY;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import static org.apache.hadoop.hbase.io.ByteBuffAllocator.MAX_BUFFER_COUNT_KEY;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import static org.apache.hadoop.hbase.io.ByteBuffAllocator.MIN_ALLOCATE_SIZE_KEY;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import static org.apache.hadoop.hbase.io.hfile.BlockCacheFactory.BLOCKCACHE_POLICY_KEY;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import static org.apache.hadoop.hbase.io.hfile.CacheConfig.EVICT_BLOCKS_ON_CLOSE_KEY;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import static org.junit.Assert.assertEquals;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import static org.junit.Assert.assertFalse;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import static org.junit.Assert.assertNull;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import static org.junit.Assert.assertTrue;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import static org.junit.Assert.fail;<a name="line.31"></a>
<span class="sourceLineNo">032</span><a name="line.32"></a>
<span class="sourceLineNo">033</span>import java.io.DataInput;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import java.io.DataOutput;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import java.io.IOException;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import java.nio.ByteBuffer;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import java.util.ArrayList;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import java.util.Arrays;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import java.util.List;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import java.util.Objects;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import java.util.Random;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import java.util.concurrent.ThreadLocalRandom;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.conf.Configuration;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.fs.FSDataInputStream;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.fs.FSDataOutputStream;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.fs.FileStatus;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.hadoop.fs.FileSystem;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.apache.hadoop.fs.Path;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.ArrayBackedTag;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.ByteBufferKeyValue;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.Cell;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.CellBuilder;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.CellBuilderFactory;<a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.CellBuilderType;<a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.CellComparatorImpl;<a name="line.55"></a>
<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.ExtendedCellBuilderFactory;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.HBaseCommonTestingUtil;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.HConstants;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.KeyValue.Type;<a name="line.64"></a>
<span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.KeyValueUtil;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.MetaCellComparator;<a name="line.66"></a>
<span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.PrivateCellUtil;<a name="line.67"></a>
<span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.Tag;<a name="line.68"></a>
<span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.io.ByteBuffAllocator;<a name="line.69"></a>
<span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.io.compress.Compression;<a name="line.70"></a>
<span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.io.encoding.DataBlockEncoder;<a name="line.71"></a>
<span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;<a name="line.72"></a>
<span class="sourceLineNo">073</span>import org.apache.hadoop.hbase.io.encoding.IndexBlockEncoding;<a name="line.73"></a>
<span class="sourceLineNo">074</span>import org.apache.hadoop.hbase.io.hfile.HFile.Reader;<a name="line.74"></a>
<span class="sourceLineNo">075</span>import org.apache.hadoop.hbase.io.hfile.HFile.Writer;<a name="line.75"></a>
<span class="sourceLineNo">076</span>import org.apache.hadoop.hbase.io.hfile.ReaderContext.ReaderType;<a name="line.76"></a>
<span class="sourceLineNo">077</span>import org.apache.hadoop.hbase.nio.ByteBuff;<a name="line.77"></a>
<span class="sourceLineNo">078</span>import org.apache.hadoop.hbase.regionserver.StoreFileWriter;<a name="line.78"></a>
<span class="sourceLineNo">079</span>import org.apache.hadoop.hbase.testclassification.IOTests;<a name="line.79"></a>
<span class="sourceLineNo">080</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.80"></a>
<span class="sourceLineNo">081</span>import org.apache.hadoop.hbase.util.ByteBufferUtils;<a name="line.81"></a>
<span class="sourceLineNo">082</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.82"></a>
<span class="sourceLineNo">083</span>import org.apache.hadoop.io.Writable;<a name="line.83"></a>
<span class="sourceLineNo">084</span>import org.junit.Assert;<a name="line.84"></a>
<span class="sourceLineNo">085</span>import org.junit.BeforeClass;<a name="line.85"></a>
<span class="sourceLineNo">086</span>import org.junit.ClassRule;<a name="line.86"></a>
<span class="sourceLineNo">087</span>import org.junit.Rule;<a name="line.87"></a>
<span class="sourceLineNo">088</span>import org.junit.Test;<a name="line.88"></a>
<span class="sourceLineNo">089</span>import org.junit.experimental.categories.Category;<a name="line.89"></a>
<span class="sourceLineNo">090</span>import org.junit.rules.TestName;<a name="line.90"></a>
<span class="sourceLineNo">091</span>import org.mockito.Mockito;<a name="line.91"></a>
<span class="sourceLineNo">092</span>import org.slf4j.Logger;<a name="line.92"></a>
<span class="sourceLineNo">093</span>import org.slf4j.LoggerFactory;<a name="line.93"></a>
<span class="sourceLineNo">094</span><a name="line.94"></a>
<span class="sourceLineNo">095</span>/**<a name="line.95"></a>
<span class="sourceLineNo">096</span> * test hfile features.<a name="line.96"></a>
<span class="sourceLineNo">097</span> */<a name="line.97"></a>
<span class="sourceLineNo">098</span>@Category({ IOTests.class, SmallTests.class })<a name="line.98"></a>
<span class="sourceLineNo">099</span>public class TestHFile {<a name="line.99"></a>
<span class="sourceLineNo">100</span><a name="line.100"></a>
<span class="sourceLineNo">101</span> @ClassRule<a name="line.101"></a>
<span class="sourceLineNo">102</span> public static final HBaseClassTestRule CLASS_RULE = HBaseClassTestRule.forClass(TestHFile.class);<a name="line.102"></a>
<span class="sourceLineNo">103</span><a name="line.103"></a>
<span class="sourceLineNo">104</span> @Rule<a name="line.104"></a>
<span class="sourceLineNo">105</span> public TestName testName = new TestName();<a name="line.105"></a>
<span class="sourceLineNo">106</span><a name="line.106"></a>
<span class="sourceLineNo">107</span> private static final Logger LOG = LoggerFactory.getLogger(TestHFile.class);<a name="line.107"></a>
<span class="sourceLineNo">108</span> private static final int NUM_VALID_KEY_TYPES = KeyValue.Type.values().length - 2;<a name="line.108"></a>
<span class="sourceLineNo">109</span> private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();<a name="line.109"></a>
<span class="sourceLineNo">110</span> private static String ROOT_DIR = TEST_UTIL.getDataTestDir("TestHFile").toString();<a name="line.110"></a>
<span class="sourceLineNo">111</span> private final int minBlockSize = 512;<a name="line.111"></a>
<span class="sourceLineNo">112</span> private static String localFormatter = "%010d";<a name="line.112"></a>
<span class="sourceLineNo">113</span> private static CacheConfig cacheConf;<a name="line.113"></a>
<span class="sourceLineNo">114</span> private static Configuration conf;<a name="line.114"></a>
<span class="sourceLineNo">115</span> private static FileSystem fs;<a name="line.115"></a>
<span class="sourceLineNo">116</span><a name="line.116"></a>
<span class="sourceLineNo">117</span> @BeforeClass<a name="line.117"></a>
<span class="sourceLineNo">118</span> public static void setUp() throws Exception {<a name="line.118"></a>
<span class="sourceLineNo">119</span> conf = TEST_UTIL.getConfiguration();<a name="line.119"></a>
<span class="sourceLineNo">120</span> cacheConf = new CacheConfig(conf);<a name="line.120"></a>
<span class="sourceLineNo">121</span> fs = TEST_UTIL.getTestFileSystem();<a name="line.121"></a>
<span class="sourceLineNo">122</span> }<a name="line.122"></a>
<span class="sourceLineNo">123</span><a name="line.123"></a>
<span class="sourceLineNo">124</span> public static Reader createReaderFromStream(ReaderContext context, CacheConfig cacheConf,<a name="line.124"></a>
<span class="sourceLineNo">125</span> Configuration conf) throws IOException {<a name="line.125"></a>
<span class="sourceLineNo">126</span> HFileInfo fileInfo = new HFileInfo(context, conf);<a name="line.126"></a>
<span class="sourceLineNo">127</span> Reader preadReader = HFile.createReader(context, fileInfo, cacheConf, conf);<a name="line.127"></a>
<span class="sourceLineNo">128</span> fileInfo.initMetaAndIndex(preadReader);<a name="line.128"></a>
<span class="sourceLineNo">129</span> preadReader.close();<a name="line.129"></a>
<span class="sourceLineNo">130</span> context = new ReaderContextBuilder()<a name="line.130"></a>
<span class="sourceLineNo">131</span> .withFileSystemAndPath(context.getFileSystem(), context.getFilePath())<a name="line.131"></a>
<span class="sourceLineNo">132</span> .withReaderType(ReaderType.STREAM).build();<a name="line.132"></a>
<span class="sourceLineNo">133</span> Reader streamReader = HFile.createReader(context, fileInfo, cacheConf, conf);<a name="line.133"></a>
<span class="sourceLineNo">134</span> return streamReader;<a name="line.134"></a>
<span class="sourceLineNo">135</span> }<a name="line.135"></a>
<span class="sourceLineNo">136</span><a name="line.136"></a>
<span class="sourceLineNo">137</span> private ByteBuffAllocator initAllocator(boolean reservoirEnabled, int bufSize, int bufCount,<a name="line.137"></a>
<span class="sourceLineNo">138</span> int minAllocSize) {<a name="line.138"></a>
<span class="sourceLineNo">139</span> Configuration that = HBaseConfiguration.create(conf);<a name="line.139"></a>
<span class="sourceLineNo">140</span> that.setInt(BUFFER_SIZE_KEY, bufSize);<a name="line.140"></a>
<span class="sourceLineNo">141</span> that.setInt(MAX_BUFFER_COUNT_KEY, bufCount);<a name="line.141"></a>
<span class="sourceLineNo">142</span> // All ByteBuffers will be allocated from the buffers.<a name="line.142"></a>
<span class="sourceLineNo">143</span> that.setInt(MIN_ALLOCATE_SIZE_KEY, minAllocSize);<a name="line.143"></a>
<span class="sourceLineNo">144</span> return ByteBuffAllocator.create(that, reservoirEnabled);<a name="line.144"></a>
<span class="sourceLineNo">145</span> }<a name="line.145"></a>
<span class="sourceLineNo">146</span><a name="line.146"></a>
<span class="sourceLineNo">147</span> private void fillByteBuffAllocator(ByteBuffAllocator alloc, int bufCount) {<a name="line.147"></a>
<span class="sourceLineNo">148</span> // Fill the allocator with bufCount ByteBuffer<a name="line.148"></a>
<span class="sourceLineNo">149</span> List&lt;ByteBuff&gt; buffs = new ArrayList&lt;&gt;();<a name="line.149"></a>
<span class="sourceLineNo">150</span> for (int i = 0; i &lt; bufCount; i++) {<a name="line.150"></a>
<span class="sourceLineNo">151</span> buffs.add(alloc.allocateOneBuffer());<a name="line.151"></a>
<span class="sourceLineNo">152</span> Assert.assertEquals(alloc.getFreeBufferCount(), 0);<a name="line.152"></a>
<span class="sourceLineNo">153</span> }<a name="line.153"></a>
<span class="sourceLineNo">154</span> buffs.forEach(ByteBuff::release);<a name="line.154"></a>
<span class="sourceLineNo">155</span> Assert.assertEquals(alloc.getFreeBufferCount(), bufCount);<a name="line.155"></a>
<span class="sourceLineNo">156</span> }<a name="line.156"></a>
<span class="sourceLineNo">157</span><a name="line.157"></a>
<span class="sourceLineNo">158</span> @Test<a name="line.158"></a>
<span class="sourceLineNo">159</span> public void testReaderWithoutBlockCache() throws Exception {<a name="line.159"></a>
<span class="sourceLineNo">160</span> int bufCount = 32;<a name="line.160"></a>
<span class="sourceLineNo">161</span> // AllByteBuffers will be allocated from the buffers.<a name="line.161"></a>
<span class="sourceLineNo">162</span> ByteBuffAllocator alloc = initAllocator(true, 64 * 1024, bufCount, 0);<a name="line.162"></a>
<span class="sourceLineNo">163</span> fillByteBuffAllocator(alloc, bufCount);<a name="line.163"></a>
<span class="sourceLineNo">164</span> // start write to store file.<a name="line.164"></a>
<span class="sourceLineNo">165</span> Path path = writeStoreFile();<a name="line.165"></a>
<span class="sourceLineNo">166</span> readStoreFile(path, conf, alloc);<a name="line.166"></a>
<span class="sourceLineNo">167</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.167"></a>
<span class="sourceLineNo">168</span> alloc.clean();<a name="line.168"></a>
<span class="sourceLineNo">169</span> }<a name="line.169"></a>
<span class="sourceLineNo">170</span><a name="line.170"></a>
<span class="sourceLineNo">171</span> /**<a name="line.171"></a>
<span class="sourceLineNo">172</span> * Test case for HBASE-22127 in LruBlockCache.<a name="line.172"></a>
<span class="sourceLineNo">173</span> */<a name="line.173"></a>
<span class="sourceLineNo">174</span> @Test<a name="line.174"></a>
<span class="sourceLineNo">175</span> public void testReaderWithLRUBlockCache() throws Exception {<a name="line.175"></a>
<span class="sourceLineNo">176</span> int bufCount = 1024, blockSize = 64 * 1024;<a name="line.176"></a>
<span class="sourceLineNo">177</span> ByteBuffAllocator alloc = initAllocator(true, bufCount, blockSize, 0);<a name="line.177"></a>
<span class="sourceLineNo">178</span> fillByteBuffAllocator(alloc, bufCount);<a name="line.178"></a>
<span class="sourceLineNo">179</span> Path storeFilePath = writeStoreFile();<a name="line.179"></a>
<span class="sourceLineNo">180</span> // Open the file reader with LRUBlockCache<a name="line.180"></a>
<span class="sourceLineNo">181</span> BlockCache lru = new LruBlockCache(1024 * 1024 * 32, blockSize, true, conf);<a name="line.181"></a>
<span class="sourceLineNo">182</span> CacheConfig cacheConfig = new CacheConfig(conf, null, lru, alloc);<a name="line.182"></a>
<span class="sourceLineNo">183</span> HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConfig, true, conf);<a name="line.183"></a>
<span class="sourceLineNo">184</span> long offset = 0;<a name="line.184"></a>
<span class="sourceLineNo">185</span> while (offset &lt; reader.getTrailer().getLoadOnOpenDataOffset()) {<a name="line.185"></a>
<span class="sourceLineNo">186</span> BlockCacheKey key = new BlockCacheKey(storeFilePath.getName(), offset);<a name="line.186"></a>
<span class="sourceLineNo">187</span> HFileBlock block = reader.readBlock(offset, -1, true, true, false, true, null, null);<a name="line.187"></a>
<span class="sourceLineNo">188</span> offset += block.getOnDiskSizeWithHeader();<a name="line.188"></a>
<span class="sourceLineNo">189</span> // Ensure the block is an heap one.<a name="line.189"></a>
<span class="sourceLineNo">190</span> Cacheable cachedBlock = lru.getBlock(key, false, false, true);<a name="line.190"></a>
<span class="sourceLineNo">191</span> Assert.assertNotNull(cachedBlock);<a name="line.191"></a>
<span class="sourceLineNo">192</span> Assert.assertTrue(cachedBlock instanceof HFileBlock);<a name="line.192"></a>
<span class="sourceLineNo">193</span> Assert.assertFalse(((HFileBlock) cachedBlock).isSharedMem());<a name="line.193"></a>
<span class="sourceLineNo">194</span> // Should never allocate off-heap block from allocator because ensure that it's LRU.<a name="line.194"></a>
<span class="sourceLineNo">195</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.195"></a>
<span class="sourceLineNo">196</span> block.release(); // return back the ByteBuffer back to allocator.<a name="line.196"></a>
<span class="sourceLineNo">197</span> }<a name="line.197"></a>
<span class="sourceLineNo">198</span> reader.close();<a name="line.198"></a>
<span class="sourceLineNo">199</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.199"></a>
<span class="sourceLineNo">200</span> alloc.clean();<a name="line.200"></a>
<span class="sourceLineNo">201</span> lru.shutdown();<a name="line.201"></a>
<span class="sourceLineNo">202</span> }<a name="line.202"></a>
<span class="sourceLineNo">203</span><a name="line.203"></a>
<span class="sourceLineNo">204</span> private BlockCache initCombinedBlockCache(final String l1CachePolicy) {<a name="line.204"></a>
<span class="sourceLineNo">205</span> Configuration that = HBaseConfiguration.create(conf);<a name="line.205"></a>
<span class="sourceLineNo">206</span> that.setFloat(BUCKET_CACHE_SIZE_KEY, 32); // 32MB for bucket cache.<a name="line.206"></a>
<span class="sourceLineNo">207</span> that.set(BUCKET_CACHE_IOENGINE_KEY, "offheap");<a name="line.207"></a>
<span class="sourceLineNo">208</span> that.set(BLOCKCACHE_POLICY_KEY, l1CachePolicy);<a name="line.208"></a>
<span class="sourceLineNo">209</span> BlockCache bc = BlockCacheFactory.createBlockCache(that);<a name="line.209"></a>
<span class="sourceLineNo">210</span> Assert.assertNotNull(bc);<a name="line.210"></a>
<span class="sourceLineNo">211</span> Assert.assertTrue(bc instanceof CombinedBlockCache);<a name="line.211"></a>
<span class="sourceLineNo">212</span> return bc;<a name="line.212"></a>
<span class="sourceLineNo">213</span> }<a name="line.213"></a>
<span class="sourceLineNo">214</span><a name="line.214"></a>
<span class="sourceLineNo">215</span> /**<a name="line.215"></a>
<span class="sourceLineNo">216</span> * Test case for HBASE-22127 in CombinedBlockCache<a name="line.216"></a>
<span class="sourceLineNo">217</span> */<a name="line.217"></a>
<span class="sourceLineNo">218</span> @Test<a name="line.218"></a>
<span class="sourceLineNo">219</span> public void testReaderWithCombinedBlockCache() throws Exception {<a name="line.219"></a>
<span class="sourceLineNo">220</span> int bufCount = 1024, blockSize = 64 * 1024;<a name="line.220"></a>
<span class="sourceLineNo">221</span> ByteBuffAllocator alloc = initAllocator(true, bufCount, blockSize, 0);<a name="line.221"></a>
<span class="sourceLineNo">222</span> fillByteBuffAllocator(alloc, bufCount);<a name="line.222"></a>
<span class="sourceLineNo">223</span> Path storeFilePath = writeStoreFile();<a name="line.223"></a>
<span class="sourceLineNo">224</span> // Open the file reader with CombinedBlockCache<a name="line.224"></a>
<span class="sourceLineNo">225</span> BlockCache combined = initCombinedBlockCache("LRU");<a name="line.225"></a>
<span class="sourceLineNo">226</span> conf.setBoolean(EVICT_BLOCKS_ON_CLOSE_KEY, true);<a name="line.226"></a>
<span class="sourceLineNo">227</span> CacheConfig cacheConfig = new CacheConfig(conf, null, combined, alloc);<a name="line.227"></a>
<span class="sourceLineNo">228</span> HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConfig, true, conf);<a name="line.228"></a>
<span class="sourceLineNo">229</span> long offset = 0;<a name="line.229"></a>
<span class="sourceLineNo">230</span> while (offset &lt; reader.getTrailer().getLoadOnOpenDataOffset()) {<a name="line.230"></a>
<span class="sourceLineNo">231</span> BlockCacheKey key = new BlockCacheKey(storeFilePath.getName(), offset);<a name="line.231"></a>
<span class="sourceLineNo">232</span> HFileBlock block = reader.readBlock(offset, -1, true, true, false, true, null, null);<a name="line.232"></a>
<span class="sourceLineNo">233</span> offset += block.getOnDiskSizeWithHeader();<a name="line.233"></a>
<span class="sourceLineNo">234</span> // Read the cached block.<a name="line.234"></a>
<span class="sourceLineNo">235</span> Cacheable cachedBlock = combined.getBlock(key, false, false, true);<a name="line.235"></a>
<span class="sourceLineNo">236</span> try {<a name="line.236"></a>
<span class="sourceLineNo">237</span> Assert.assertNotNull(cachedBlock);<a name="line.237"></a>
<span class="sourceLineNo">238</span> Assert.assertTrue(cachedBlock instanceof HFileBlock);<a name="line.238"></a>
<span class="sourceLineNo">239</span> HFileBlock hfb = (HFileBlock) cachedBlock;<a name="line.239"></a>
<span class="sourceLineNo">240</span> // Data block will be cached in BucketCache, so it should be an off-heap block.<a name="line.240"></a>
<span class="sourceLineNo">241</span> if (hfb.getBlockType().isData()) {<a name="line.241"></a>
<span class="sourceLineNo">242</span> Assert.assertTrue(hfb.isSharedMem());<a name="line.242"></a>
<span class="sourceLineNo">243</span> } else {<a name="line.243"></a>
<span class="sourceLineNo">244</span> // Non-data block will be cached in LRUBlockCache, so it must be an on-heap block.<a name="line.244"></a>
<span class="sourceLineNo">245</span> Assert.assertFalse(hfb.isSharedMem());<a name="line.245"></a>
<span class="sourceLineNo">246</span> }<a name="line.246"></a>
<span class="sourceLineNo">247</span> } finally {<a name="line.247"></a>
<span class="sourceLineNo">248</span> cachedBlock.release();<a name="line.248"></a>
<span class="sourceLineNo">249</span> }<a name="line.249"></a>
<span class="sourceLineNo">250</span> block.release(); // return back the ByteBuffer back to allocator.<a name="line.250"></a>
<span class="sourceLineNo">251</span> }<a name="line.251"></a>
<span class="sourceLineNo">252</span> reader.close();<a name="line.252"></a>
<span class="sourceLineNo">253</span> combined.shutdown();<a name="line.253"></a>
<span class="sourceLineNo">254</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.254"></a>
<span class="sourceLineNo">255</span> alloc.clean();<a name="line.255"></a>
<span class="sourceLineNo">256</span> }<a name="line.256"></a>
<span class="sourceLineNo">257</span><a name="line.257"></a>
<span class="sourceLineNo">258</span> /**<a name="line.258"></a>
<span class="sourceLineNo">259</span> * Tests that we properly allocate from the off-heap or on-heap when LRUCache is configured. In<a name="line.259"></a>
<span class="sourceLineNo">260</span> * this case, the determining factor is whether we end up caching the block or not. So the below<a name="line.260"></a>
<span class="sourceLineNo">261</span> * test cases try different permutations of enabling/disabling via CacheConfig and via user<a name="line.261"></a>
<span class="sourceLineNo">262</span> * request (cacheblocks), along with different expected block types.<a name="line.262"></a>
<span class="sourceLineNo">263</span> */<a name="line.263"></a>
<span class="sourceLineNo">264</span> @Test<a name="line.264"></a>
<span class="sourceLineNo">265</span> public void testReaderBlockAllocationWithLRUCache() throws IOException {<a name="line.265"></a>
<span class="sourceLineNo">266</span> // false because caching is fully enabled<a name="line.266"></a>
<span class="sourceLineNo">267</span> testReaderBlockAllocationWithLRUCache(true, true, null, false);<a name="line.267"></a>
<span class="sourceLineNo">268</span> // false because we only look at cache config when expectedBlockType is non-null<a name="line.268"></a>
<span class="sourceLineNo">269</span> testReaderBlockAllocationWithLRUCache(false, true, null, false);<a name="line.269"></a>
<span class="sourceLineNo">270</span> // false because cacheBlock is true and even with cache config is disabled, we still cache<a name="line.270"></a>
<span class="sourceLineNo">271</span> // important blocks like indexes<a name="line.271"></a>
<span class="sourceLineNo">272</span> testReaderBlockAllocationWithLRUCache(false, true, BlockType.INTERMEDIATE_INDEX, false);<a name="line.272"></a>
<span class="sourceLineNo">273</span> // true because since it's a DATA block, we honor the cache config<a name="line.273"></a>
<span class="sourceLineNo">274</span> testReaderBlockAllocationWithLRUCache(false, true, BlockType.DATA, true);<a name="line.274"></a>
<span class="sourceLineNo">275</span> // true for the following 2 because cacheBlock takes precedence over cache config<a name="line.275"></a>
<span class="sourceLineNo">276</span> testReaderBlockAllocationWithLRUCache(true, false, null, true);<a name="line.276"></a>
<span class="sourceLineNo">277</span> testReaderBlockAllocationWithLRUCache(true, false, BlockType.INTERMEDIATE_INDEX, false);<a name="line.277"></a>
<span class="sourceLineNo">278</span> // false for the following 3 because both cache config and cacheBlock are false.<a name="line.278"></a>
<span class="sourceLineNo">279</span> // per above, INDEX would supersede cache config, but not cacheBlock<a name="line.279"></a>
<span class="sourceLineNo">280</span> testReaderBlockAllocationWithLRUCache(false, false, null, true);<a name="line.280"></a>
<span class="sourceLineNo">281</span> testReaderBlockAllocationWithLRUCache(false, false, BlockType.INTERMEDIATE_INDEX, true);<a name="line.281"></a>
<span class="sourceLineNo">282</span> testReaderBlockAllocationWithLRUCache(false, false, BlockType.DATA, true);<a name="line.282"></a>
<span class="sourceLineNo">283</span> }<a name="line.283"></a>
<span class="sourceLineNo">284</span><a name="line.284"></a>
<span class="sourceLineNo">285</span> private void testReaderBlockAllocationWithLRUCache(boolean cacheConfigCacheBlockOnRead,<a name="line.285"></a>
<span class="sourceLineNo">286</span> boolean cacheBlock, BlockType blockType, boolean expectSharedMem) throws IOException {<a name="line.286"></a>
<span class="sourceLineNo">287</span> int bufCount = 1024, blockSize = 64 * 1024;<a name="line.287"></a>
<span class="sourceLineNo">288</span> ByteBuffAllocator alloc = initAllocator(true, blockSize, bufCount, 0);<a name="line.288"></a>
<span class="sourceLineNo">289</span> fillByteBuffAllocator(alloc, bufCount);<a name="line.289"></a>
<span class="sourceLineNo">290</span> Path storeFilePath = writeStoreFile();<a name="line.290"></a>
<span class="sourceLineNo">291</span> Configuration myConf = new Configuration(conf);<a name="line.291"></a>
<span class="sourceLineNo">292</span><a name="line.292"></a>
<span class="sourceLineNo">293</span> myConf.setBoolean(CacheConfig.CACHE_DATA_ON_READ_KEY, cacheConfigCacheBlockOnRead);<a name="line.293"></a>
<span class="sourceLineNo">294</span> // Open the file reader with LRUBlockCache<a name="line.294"></a>
<span class="sourceLineNo">295</span> BlockCache lru = new LruBlockCache(1024 * 1024 * 32, blockSize, true, myConf);<a name="line.295"></a>
<span class="sourceLineNo">296</span> CacheConfig cacheConfig = new CacheConfig(myConf, null, lru, alloc);<a name="line.296"></a>
<span class="sourceLineNo">297</span> HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConfig, true, myConf);<a name="line.297"></a>
<span class="sourceLineNo">298</span> long offset = 0;<a name="line.298"></a>
<span class="sourceLineNo">299</span> while (offset &lt; reader.getTrailer().getLoadOnOpenDataOffset()) {<a name="line.299"></a>
<span class="sourceLineNo">300</span> long read = readAtOffsetWithAllocationAsserts(alloc, reader, offset, cacheBlock, blockType,<a name="line.300"></a>
<span class="sourceLineNo">301</span> expectSharedMem);<a name="line.301"></a>
<span class="sourceLineNo">302</span> if (read &lt; 0) {<a name="line.302"></a>
<span class="sourceLineNo">303</span> break;<a name="line.303"></a>
<span class="sourceLineNo">304</span> }<a name="line.304"></a>
<span class="sourceLineNo">305</span><a name="line.305"></a>
<span class="sourceLineNo">306</span> offset += read;<a name="line.306"></a>
<span class="sourceLineNo">307</span> }<a name="line.307"></a>
<span class="sourceLineNo">308</span><a name="line.308"></a>
<span class="sourceLineNo">309</span> reader.close();<a name="line.309"></a>
<span class="sourceLineNo">310</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.310"></a>
<span class="sourceLineNo">311</span> alloc.clean();<a name="line.311"></a>
<span class="sourceLineNo">312</span> lru.shutdown();<a name="line.312"></a>
<span class="sourceLineNo">313</span> }<a name="line.313"></a>
<span class="sourceLineNo">314</span><a name="line.314"></a>
<span class="sourceLineNo">315</span> /**<a name="line.315"></a>
<span class="sourceLineNo">316</span> * Tests that we properly allocate from the off-heap or on-heap when CombinedCache is configured.<a name="line.316"></a>
<span class="sourceLineNo">317</span> * In this case, we should always use off-heap unless the block is an INDEX (which always goes to<a name="line.317"></a>
<span class="sourceLineNo">318</span> * L1 cache which is on-heap)<a name="line.318"></a>
<span class="sourceLineNo">319</span> */<a name="line.319"></a>
<span class="sourceLineNo">320</span> @Test<a name="line.320"></a>
<span class="sourceLineNo">321</span> public void testReaderBlockAllocationWithCombinedCache() throws IOException {<a name="line.321"></a>
<span class="sourceLineNo">322</span> // true because caching is fully enabled and block type null<a name="line.322"></a>
<span class="sourceLineNo">323</span> testReaderBlockAllocationWithCombinedCache(true, true, null, true);<a name="line.323"></a>
<span class="sourceLineNo">324</span> // false because caching is fully enabled, index block type always goes to on-heap L1<a name="line.324"></a>
<span class="sourceLineNo">325</span> testReaderBlockAllocationWithCombinedCache(true, true, BlockType.INTERMEDIATE_INDEX, false);<a name="line.325"></a>
<span class="sourceLineNo">326</span> // true because cacheBlocks takes precedence over cache config which block type is null<a name="line.326"></a>
<span class="sourceLineNo">327</span> testReaderBlockAllocationWithCombinedCache(false, true, null, true);<a name="line.327"></a>
<span class="sourceLineNo">328</span> // false because caching is enabled and block type is index, which always goes to L1<a name="line.328"></a>
<span class="sourceLineNo">329</span> testReaderBlockAllocationWithCombinedCache(false, true, BlockType.INTERMEDIATE_INDEX, false);<a name="line.329"></a>
<span class="sourceLineNo">330</span> // true because since it's a DATA block, we honor the cache config<a name="line.330"></a>
<span class="sourceLineNo">331</span> testReaderBlockAllocationWithCombinedCache(false, true, BlockType.DATA, true);<a name="line.331"></a>
<span class="sourceLineNo">332</span> // true for the following 2 because cacheBlock takes precedence over cache config<a name="line.332"></a>
<span class="sourceLineNo">333</span> // with caching disabled, we always go to off-heap<a name="line.333"></a>
<span class="sourceLineNo">334</span> testReaderBlockAllocationWithCombinedCache(true, false, null, true);<a name="line.334"></a>
<span class="sourceLineNo">335</span> testReaderBlockAllocationWithCombinedCache(true, false, BlockType.INTERMEDIATE_INDEX, false);<a name="line.335"></a>
<span class="sourceLineNo">336</span> // true for the following 3, because with caching disabled we always go to off-heap<a name="line.336"></a>
<span class="sourceLineNo">337</span> testReaderBlockAllocationWithCombinedCache(false, false, null, true);<a name="line.337"></a>
<span class="sourceLineNo">338</span> testReaderBlockAllocationWithCombinedCache(false, false, BlockType.INTERMEDIATE_INDEX, true);<a name="line.338"></a>
<span class="sourceLineNo">339</span> testReaderBlockAllocationWithCombinedCache(false, false, BlockType.DATA, true);<a name="line.339"></a>
<span class="sourceLineNo">340</span> }<a name="line.340"></a>
<span class="sourceLineNo">341</span><a name="line.341"></a>
<span class="sourceLineNo">342</span> private void testReaderBlockAllocationWithCombinedCache(boolean cacheConfigCacheBlockOnRead,<a name="line.342"></a>
<span class="sourceLineNo">343</span> boolean cacheBlock, BlockType blockType, boolean expectSharedMem) throws IOException {<a name="line.343"></a>
<span class="sourceLineNo">344</span> int bufCount = 1024, blockSize = 64 * 1024;<a name="line.344"></a>
<span class="sourceLineNo">345</span> ByteBuffAllocator alloc = initAllocator(true, blockSize, bufCount, 0);<a name="line.345"></a>
<span class="sourceLineNo">346</span> fillByteBuffAllocator(alloc, bufCount);<a name="line.346"></a>
<span class="sourceLineNo">347</span> Path storeFilePath = writeStoreFile();<a name="line.347"></a>
<span class="sourceLineNo">348</span> // Open the file reader with CombinedBlockCache<a name="line.348"></a>
<span class="sourceLineNo">349</span> BlockCache combined = initCombinedBlockCache("LRU");<a name="line.349"></a>
<span class="sourceLineNo">350</span> Configuration myConf = new Configuration(conf);<a name="line.350"></a>
<span class="sourceLineNo">351</span><a name="line.351"></a>
<span class="sourceLineNo">352</span> myConf.setBoolean(CacheConfig.CACHE_DATA_ON_READ_KEY, cacheConfigCacheBlockOnRead);<a name="line.352"></a>
<span class="sourceLineNo">353</span> myConf.setBoolean(EVICT_BLOCKS_ON_CLOSE_KEY, true);<a name="line.353"></a>
<span class="sourceLineNo">354</span><a name="line.354"></a>
<span class="sourceLineNo">355</span> CacheConfig cacheConfig = new CacheConfig(myConf, null, combined, alloc);<a name="line.355"></a>
<span class="sourceLineNo">356</span> HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConfig, true, myConf);<a name="line.356"></a>
<span class="sourceLineNo">357</span> long offset = 0;<a name="line.357"></a>
<span class="sourceLineNo">358</span> while (offset &lt; reader.getTrailer().getLoadOnOpenDataOffset()) {<a name="line.358"></a>
<span class="sourceLineNo">359</span> long read = readAtOffsetWithAllocationAsserts(alloc, reader, offset, cacheBlock, blockType,<a name="line.359"></a>
<span class="sourceLineNo">360</span> expectSharedMem);<a name="line.360"></a>
<span class="sourceLineNo">361</span> if (read &lt; 0) {<a name="line.361"></a>
<span class="sourceLineNo">362</span> break;<a name="line.362"></a>
<span class="sourceLineNo">363</span> }<a name="line.363"></a>
<span class="sourceLineNo">364</span><a name="line.364"></a>
<span class="sourceLineNo">365</span> offset += read;<a name="line.365"></a>
<span class="sourceLineNo">366</span> }<a name="line.366"></a>
<span class="sourceLineNo">367</span><a name="line.367"></a>
<span class="sourceLineNo">368</span> reader.close();<a name="line.368"></a>
<span class="sourceLineNo">369</span> combined.shutdown();<a name="line.369"></a>
<span class="sourceLineNo">370</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.370"></a>
<span class="sourceLineNo">371</span> alloc.clean();<a name="line.371"></a>
<span class="sourceLineNo">372</span> }<a name="line.372"></a>
<span class="sourceLineNo">373</span><a name="line.373"></a>
<span class="sourceLineNo">374</span> private long readAtOffsetWithAllocationAsserts(ByteBuffAllocator alloc, HFile.Reader reader,<a name="line.374"></a>
<span class="sourceLineNo">375</span> long offset, boolean cacheBlock, BlockType blockType, boolean expectSharedMem)<a name="line.375"></a>
<span class="sourceLineNo">376</span> throws IOException {<a name="line.376"></a>
<span class="sourceLineNo">377</span> HFileBlock block;<a name="line.377"></a>
<span class="sourceLineNo">378</span> try {<a name="line.378"></a>
<span class="sourceLineNo">379</span> block = reader.readBlock(offset, -1, cacheBlock, true, false, true, blockType, null);<a name="line.379"></a>
<span class="sourceLineNo">380</span> } catch (IOException e) {<a name="line.380"></a>
<span class="sourceLineNo">381</span> if (e.getMessage().contains("Expected block type")) {<a name="line.381"></a>
<span class="sourceLineNo">382</span> return -1;<a name="line.382"></a>
<span class="sourceLineNo">383</span> }<a name="line.383"></a>
<span class="sourceLineNo">384</span> throw e;<a name="line.384"></a>
<span class="sourceLineNo">385</span> }<a name="line.385"></a>
<span class="sourceLineNo">386</span><a name="line.386"></a>
<span class="sourceLineNo">387</span> Assert.assertEquals(expectSharedMem, block.isSharedMem());<a name="line.387"></a>
<span class="sourceLineNo">388</span><a name="line.388"></a>
<span class="sourceLineNo">389</span> if (expectSharedMem) {<a name="line.389"></a>
<span class="sourceLineNo">390</span> Assert.assertTrue(alloc.getFreeBufferCount() &lt; alloc.getTotalBufferCount());<a name="line.390"></a>
<span class="sourceLineNo">391</span> } else {<a name="line.391"></a>
<span class="sourceLineNo">392</span> // Should never allocate off-heap block from allocator because ensure that it's LRU.<a name="line.392"></a>
<span class="sourceLineNo">393</span> Assert.assertEquals(alloc.getTotalBufferCount(), alloc.getFreeBufferCount());<a name="line.393"></a>
<span class="sourceLineNo">394</span> }<a name="line.394"></a>
<span class="sourceLineNo">395</span><a name="line.395"></a>
<span class="sourceLineNo">396</span> try {<a name="line.396"></a>
<span class="sourceLineNo">397</span> return block.getOnDiskSizeWithHeader();<a name="line.397"></a>
<span class="sourceLineNo">398</span> } finally {<a name="line.398"></a>
<span class="sourceLineNo">399</span> block.release(); // return back the ByteBuffer back to allocator.<a name="line.399"></a>
<span class="sourceLineNo">400</span> }<a name="line.400"></a>
<span class="sourceLineNo">401</span> }<a name="line.401"></a>
<span class="sourceLineNo">402</span><a name="line.402"></a>
<span class="sourceLineNo">403</span> private void readStoreFile(Path storeFilePath, Configuration conf, ByteBuffAllocator alloc)<a name="line.403"></a>
<span class="sourceLineNo">404</span> throws Exception {<a name="line.404"></a>
<span class="sourceLineNo">405</span> // Open the file reader with block cache disabled.<a name="line.405"></a>
<span class="sourceLineNo">406</span> CacheConfig cache = new CacheConfig(conf, null, null, alloc);<a name="line.406"></a>
<span class="sourceLineNo">407</span> HFile.Reader reader = HFile.createReader(fs, storeFilePath, cache, true, conf);<a name="line.407"></a>
<span class="sourceLineNo">408</span> long offset = 0;<a name="line.408"></a>
<span class="sourceLineNo">409</span> while (offset &lt; reader.getTrailer().getLoadOnOpenDataOffset()) {<a name="line.409"></a>
<span class="sourceLineNo">410</span> HFileBlock block = reader.readBlock(offset, -1, false, true, false, true, null, null);<a name="line.410"></a>
<span class="sourceLineNo">411</span> offset += block.getOnDiskSizeWithHeader();<a name="line.411"></a>
<span class="sourceLineNo">412</span> block.release(); // return back the ByteBuffer back to allocator.<a name="line.412"></a>
<span class="sourceLineNo">413</span> }<a name="line.413"></a>
<span class="sourceLineNo">414</span> reader.close();<a name="line.414"></a>
<span class="sourceLineNo">415</span> }<a name="line.415"></a>
<span class="sourceLineNo">416</span><a name="line.416"></a>
<span class="sourceLineNo">417</span> private Path writeStoreFile() throws IOException {<a name="line.417"></a>
<span class="sourceLineNo">418</span> Path storeFileParentDir = new Path(TEST_UTIL.getDataTestDir(), "TestHFile");<a name="line.418"></a>
<span class="sourceLineNo">419</span> HFileContext meta = new HFileContextBuilder().withBlockSize(64 * 1024).build();<a name="line.419"></a>
<span class="sourceLineNo">420</span> StoreFileWriter sfw = new StoreFileWriter.Builder(conf, fs).withOutputDir(storeFileParentDir)<a name="line.420"></a>
<span class="sourceLineNo">421</span> .withFileContext(meta).build();<a name="line.421"></a>
<span class="sourceLineNo">422</span> final int rowLen = 32;<a name="line.422"></a>
<span class="sourceLineNo">423</span> Random rand = ThreadLocalRandom.current();<a name="line.423"></a>
<span class="sourceLineNo">424</span> for (int i = 0; i &lt; 1000; ++i) {<a name="line.424"></a>
<span class="sourceLineNo">425</span> byte[] k = RandomKeyValueUtil.randomOrderedKey(rand, i);<a name="line.425"></a>
<span class="sourceLineNo">426</span> byte[] v = RandomKeyValueUtil.randomValue(rand);<a name="line.426"></a>
<span class="sourceLineNo">427</span> int cfLen = rand.nextInt(k.length - rowLen + 1);<a name="line.427"></a>
<span class="sourceLineNo">428</span> KeyValue kv = new KeyValue(k, 0, rowLen, k, rowLen, cfLen, k, rowLen + cfLen,<a name="line.428"></a>
<span class="sourceLineNo">429</span> k.length - rowLen - cfLen, rand.nextLong(), generateKeyType(rand), v, 0, v.length);<a name="line.429"></a>
<span class="sourceLineNo">430</span> sfw.append(kv);<a name="line.430"></a>
<span class="sourceLineNo">431</span> }<a name="line.431"></a>
<span class="sourceLineNo">432</span><a name="line.432"></a>
<span class="sourceLineNo">433</span> sfw.close();<a name="line.433"></a>
<span class="sourceLineNo">434</span> return sfw.getPath();<a name="line.434"></a>
<span class="sourceLineNo">435</span> }<a name="line.435"></a>
<span class="sourceLineNo">436</span><a name="line.436"></a>
<span class="sourceLineNo">437</span> public static KeyValue.Type generateKeyType(Random rand) {<a name="line.437"></a>
<span class="sourceLineNo">438</span> if (rand.nextBoolean()) {<a name="line.438"></a>
<span class="sourceLineNo">439</span> // Let's make half of KVs puts.<a name="line.439"></a>
<span class="sourceLineNo">440</span> return KeyValue.Type.Put;<a name="line.440"></a>
<span class="sourceLineNo">441</span> } else {<a name="line.441"></a>
<span class="sourceLineNo">442</span> KeyValue.Type keyType = KeyValue.Type.values()[1 + rand.nextInt(NUM_VALID_KEY_TYPES)];<a name="line.442"></a>
<span class="sourceLineNo">443</span> if (keyType == KeyValue.Type.Minimum || keyType == KeyValue.Type.Maximum) {<a name="line.443"></a>
<span class="sourceLineNo">444</span> throw new RuntimeException("Generated an invalid key type: " + keyType + ". "<a name="line.444"></a>
<span class="sourceLineNo">445</span> + "Probably the layout of KeyValue.Type has changed.");<a name="line.445"></a>
<span class="sourceLineNo">446</span> }<a name="line.446"></a>
<span class="sourceLineNo">447</span> return keyType;<a name="line.447"></a>
<span class="sourceLineNo">448</span> }<a name="line.448"></a>
<span class="sourceLineNo">449</span> }<a name="line.449"></a>
<span class="sourceLineNo">450</span><a name="line.450"></a>
<span class="sourceLineNo">451</span> /**<a name="line.451"></a>
<span class="sourceLineNo">452</span> * Test empty HFile. Test all features work reasonably when hfile is empty of entries.<a name="line.452"></a>
<span class="sourceLineNo">453</span> */<a name="line.453"></a>
<span class="sourceLineNo">454</span> @Test<a name="line.454"></a>
<span class="sourceLineNo">455</span> public void testEmptyHFile() throws IOException {<a name="line.455"></a>
<span class="sourceLineNo">456</span> Path f = new Path(ROOT_DIR, testName.getMethodName());<a name="line.456"></a>
<span class="sourceLineNo">457</span> HFileContext context = new HFileContextBuilder().withIncludesTags(false).build();<a name="line.457"></a>
<span class="sourceLineNo">458</span> Writer w =<a name="line.458"></a>
<span class="sourceLineNo">459</span> HFile.getWriterFactory(conf, cacheConf).withPath(fs, f).withFileContext(context).create();<a name="line.459"></a>
<span class="sourceLineNo">460</span> w.close();<a name="line.460"></a>
<span class="sourceLineNo">461</span> Reader r = HFile.createReader(fs, f, cacheConf, true, conf);<a name="line.461"></a>
<span class="sourceLineNo">462</span> assertFalse(r.getFirstKey().isPresent());<a name="line.462"></a>
<span class="sourceLineNo">463</span> assertFalse(r.getLastKey().isPresent());<a name="line.463"></a>
<span class="sourceLineNo">464</span> }<a name="line.464"></a>
<span class="sourceLineNo">465</span><a name="line.465"></a>
<span class="sourceLineNo">466</span> /**<a name="line.466"></a>
<span class="sourceLineNo">467</span> * Create 0-length hfile and show that it fails<a name="line.467"></a>
<span class="sourceLineNo">468</span> */<a name="line.468"></a>
<span class="sourceLineNo">469</span> @Test<a name="line.469"></a>
<span class="sourceLineNo">470</span> public void testCorrupt0LengthHFile() throws IOException {<a name="line.470"></a>
<span class="sourceLineNo">471</span> Path f = new Path(ROOT_DIR, testName.getMethodName());<a name="line.471"></a>
<span class="sourceLineNo">472</span> FSDataOutputStream fsos = fs.create(f);<a name="line.472"></a>
<span class="sourceLineNo">473</span> fsos.close();<a name="line.473"></a>
<span class="sourceLineNo">474</span><a name="line.474"></a>
<span class="sourceLineNo">475</span> try {<a name="line.475"></a>
<span class="sourceLineNo">476</span> Reader r = HFile.createReader(fs, f, cacheConf, true, conf);<a name="line.476"></a>
<span class="sourceLineNo">477</span> } catch (CorruptHFileException | IllegalArgumentException che) {<a name="line.477"></a>
<span class="sourceLineNo">478</span> // Expected failure<a name="line.478"></a>
<span class="sourceLineNo">479</span> return;<a name="line.479"></a>
<span class="sourceLineNo">480</span> }<a name="line.480"></a>
<span class="sourceLineNo">481</span> fail("Should have thrown exception");<a name="line.481"></a>
<span class="sourceLineNo">482</span> }<a name="line.482"></a>
<span class="sourceLineNo">483</span><a name="line.483"></a>
<span class="sourceLineNo">484</span> @Test<a name="line.484"></a>
<span class="sourceLineNo">485</span> public void testCorruptOutOfOrderHFileWrite() throws IOException {<a name="line.485"></a>
<span class="sourceLineNo">486</span> Path path = new Path(ROOT_DIR, testName.getMethodName());<a name="line.486"></a>
<span class="sourceLineNo">487</span> FSDataOutputStream mockedOutputStream = Mockito.mock(FSDataOutputStream.class);<a name="line.487"></a>
<span class="sourceLineNo">488</span> String columnFamily = "MyColumnFamily";<a name="line.488"></a>
<span class="sourceLineNo">489</span> String tableName = "MyTableName";<a name="line.489"></a>
<span class="sourceLineNo">490</span> HFileContext fileContext =<a name="line.490"></a>
<span class="sourceLineNo">491</span> new HFileContextBuilder().withHFileName(testName.getMethodName() + "HFile")<a name="line.491"></a>
<span class="sourceLineNo">492</span> .withBlockSize(minBlockSize).withColumnFamily(Bytes.toBytes(columnFamily))<a name="line.492"></a>
<span class="sourceLineNo">493</span> .withTableName(Bytes.toBytes(tableName)).withHBaseCheckSum(false)<a name="line.493"></a>
<span class="sourceLineNo">494</span> .withCompression(Compression.Algorithm.NONE).withCompressTags(false).build();<a name="line.494"></a>
<span class="sourceLineNo">495</span> HFileWriterImpl writer =<a name="line.495"></a>
<span class="sourceLineNo">496</span> new HFileWriterImpl(conf, cacheConf, path, mockedOutputStream, fileContext);<a name="line.496"></a>
<span class="sourceLineNo">497</span> CellBuilder cellBuilder = CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY);<a name="line.497"></a>
<span class="sourceLineNo">498</span> byte[] row = Bytes.toBytes("foo");<a name="line.498"></a>
<span class="sourceLineNo">499</span> byte[] qualifier = Bytes.toBytes("qualifier");<a name="line.499"></a>
<span class="sourceLineNo">500</span> byte[] cf = Bytes.toBytes(columnFamily);<a name="line.500"></a>
<span class="sourceLineNo">501</span> byte[] val = Bytes.toBytes("fooVal");<a name="line.501"></a>
<span class="sourceLineNo">502</span> long firstTS = 100L;<a name="line.502"></a>
<span class="sourceLineNo">503</span> long secondTS = 101L;<a name="line.503"></a>
<span class="sourceLineNo">504</span> Cell firstCell = cellBuilder.setRow(row).setValue(val).setTimestamp(firstTS)<a name="line.504"></a>
<span class="sourceLineNo">505</span> .setQualifier(qualifier).setFamily(cf).setType(Cell.Type.Put).build();<a name="line.505"></a>
<span class="sourceLineNo">506</span> Cell secondCell = cellBuilder.setRow(row).setValue(val).setTimestamp(secondTS)<a name="line.506"></a>
<span class="sourceLineNo">507</span> .setQualifier(qualifier).setFamily(cf).setType(Cell.Type.Put).build();<a name="line.507"></a>
<span class="sourceLineNo">508</span> // second Cell will sort "higher" than the first because later timestamps should come first<a name="line.508"></a>
<span class="sourceLineNo">509</span> writer.append(firstCell);<a name="line.509"></a>
<span class="sourceLineNo">510</span> try {<a name="line.510"></a>
<span class="sourceLineNo">511</span> writer.append(secondCell);<a name="line.511"></a>
<span class="sourceLineNo">512</span> } catch (IOException ie) {<a name="line.512"></a>
<span class="sourceLineNo">513</span> String message = ie.getMessage();<a name="line.513"></a>
<span class="sourceLineNo">514</span> Assert.assertTrue(message.contains("not lexically larger"));<a name="line.514"></a>
<span class="sourceLineNo">515</span> Assert.assertTrue(message.contains(tableName));<a name="line.515"></a>
<span class="sourceLineNo">516</span> Assert.assertTrue(message.contains(columnFamily));<a name="line.516"></a>
<span class="sourceLineNo">517</span> return;<a name="line.517"></a>
<span class="sourceLineNo">518</span> }<a name="line.518"></a>
<span class="sourceLineNo">519</span> Assert.fail("Exception wasn't thrown even though Cells were appended in the wrong order!");<a name="line.519"></a>
<span class="sourceLineNo">520</span> }<a name="line.520"></a>
<span class="sourceLineNo">521</span><a name="line.521"></a>
<span class="sourceLineNo">522</span> public static void truncateFile(FileSystem fs, Path src, Path dst) throws IOException {<a name="line.522"></a>
<span class="sourceLineNo">523</span> FileStatus fst = fs.getFileStatus(src);<a name="line.523"></a>
<span class="sourceLineNo">524</span> long len = fst.getLen();<a name="line.524"></a>
<span class="sourceLineNo">525</span> len = len / 2;<a name="line.525"></a>
<span class="sourceLineNo">526</span><a name="line.526"></a>
<span class="sourceLineNo">527</span> // create a truncated hfile<a name="line.527"></a>
<span class="sourceLineNo">528</span> FSDataOutputStream fdos = fs.create(dst);<a name="line.528"></a>
<span class="sourceLineNo">529</span> byte[] buf = new byte[(int) len];<a name="line.529"></a>
<span class="sourceLineNo">530</span> FSDataInputStream fdis = fs.open(src);<a name="line.530"></a>
<span class="sourceLineNo">531</span> fdis.read(buf);<a name="line.531"></a>
<span class="sourceLineNo">532</span> fdos.write(buf);<a name="line.532"></a>
<span class="sourceLineNo">533</span> fdis.close();<a name="line.533"></a>
<span class="sourceLineNo">534</span> fdos.close();<a name="line.534"></a>
<span class="sourceLineNo">535</span> }<a name="line.535"></a>
<span class="sourceLineNo">536</span><a name="line.536"></a>
<span class="sourceLineNo">537</span> /**<a name="line.537"></a>
<span class="sourceLineNo">538</span> * Create a truncated hfile and verify that exception thrown.<a name="line.538"></a>
<span class="sourceLineNo">539</span> */<a name="line.539"></a>
<span class="sourceLineNo">540</span> @Test<a name="line.540"></a>
<span class="sourceLineNo">541</span> public void testCorruptTruncatedHFile() throws IOException {<a name="line.541"></a>
<span class="sourceLineNo">542</span> Path f = new Path(ROOT_DIR, testName.getMethodName());<a name="line.542"></a>
<span class="sourceLineNo">543</span> HFileContext context = new HFileContextBuilder().build();<a name="line.543"></a>
<span class="sourceLineNo">544</span> Writer w = HFile.getWriterFactory(conf, cacheConf).withPath(this.fs, f).withFileContext(context)<a name="line.544"></a>
<span class="sourceLineNo">545</span> .create();<a name="line.545"></a>
<span class="sourceLineNo">546</span> writeSomeRecords(w, 0, 100, false);<a name="line.546"></a>
<span class="sourceLineNo">547</span> w.close();<a name="line.547"></a>
<span class="sourceLineNo">548</span><a name="line.548"></a>
<span class="sourceLineNo">549</span> Path trunc = new Path(f.getParent(), "trucated");<a name="line.549"></a>
<span class="sourceLineNo">550</span> truncateFile(fs, w.getPath(), trunc);<a name="line.550"></a>
<span class="sourceLineNo">551</span><a name="line.551"></a>
<span class="sourceLineNo">552</span> try {<a name="line.552"></a>
<span class="sourceLineNo">553</span> HFile.createReader(fs, trunc, cacheConf, true, conf);<a name="line.553"></a>
<span class="sourceLineNo">554</span> } catch (CorruptHFileException | IllegalArgumentException che) {<a name="line.554"></a>
<span class="sourceLineNo">555</span> // Expected failure<a name="line.555"></a>
<span class="sourceLineNo">556</span> return;<a name="line.556"></a>
<span class="sourceLineNo">557</span> }<a name="line.557"></a>
<span class="sourceLineNo">558</span> fail("Should have thrown exception");<a name="line.558"></a>
<span class="sourceLineNo">559</span> }<a name="line.559"></a>
<span class="sourceLineNo">560</span><a name="line.560"></a>
<span class="sourceLineNo">561</span> // write some records into the hfile<a name="line.561"></a>
<span class="sourceLineNo">562</span> // write them twice<a name="line.562"></a>
<span class="sourceLineNo">563</span> private int writeSomeRecords(Writer writer, int start, int n, boolean useTags)<a name="line.563"></a>
<span class="sourceLineNo">564</span> throws IOException {<a name="line.564"></a>
<span class="sourceLineNo">565</span> String value = "value";<a name="line.565"></a>
<span class="sourceLineNo">566</span> KeyValue kv;<a name="line.566"></a>
<span class="sourceLineNo">567</span> for (int i = start; i &lt; (start + n); i++) {<a name="line.567"></a>
<span class="sourceLineNo">568</span> String key = String.format(localFormatter, Integer.valueOf(i));<a name="line.568"></a>
<span class="sourceLineNo">569</span> if (useTags) {<a name="line.569"></a>
<span class="sourceLineNo">570</span> Tag t = new ArrayBackedTag((byte) 1, "myTag1");<a name="line.570"></a>
<span class="sourceLineNo">571</span> Tag[] tags = new Tag[1];<a name="line.571"></a>
<span class="sourceLineNo">572</span> tags[0] = t;<a name="line.572"></a>
<span class="sourceLineNo">573</span> kv = new KeyValue(Bytes.toBytes(key), Bytes.toBytes("family"), Bytes.toBytes("qual"),<a name="line.573"></a>
<span class="sourceLineNo">574</span> HConstants.LATEST_TIMESTAMP, Bytes.toBytes(value + key), tags);<a name="line.574"></a>
<span class="sourceLineNo">575</span> writer.append(kv);<a name="line.575"></a>
<span class="sourceLineNo">576</span> } else {<a name="line.576"></a>
<span class="sourceLineNo">577</span> kv = new KeyValue(Bytes.toBytes(key), Bytes.toBytes("family"), Bytes.toBytes("qual"),<a name="line.577"></a>
<span class="sourceLineNo">578</span> Bytes.toBytes(value + key));<a name="line.578"></a>
<span class="sourceLineNo">579</span> writer.append(kv);<a name="line.579"></a>
<span class="sourceLineNo">580</span> }<a name="line.580"></a>
<span class="sourceLineNo">581</span> }<a name="line.581"></a>
<span class="sourceLineNo">582</span> return (start + n);<a name="line.582"></a>
<span class="sourceLineNo">583</span> }<a name="line.583"></a>
<span class="sourceLineNo">584</span><a name="line.584"></a>
<span class="sourceLineNo">585</span> private void readAllRecords(HFileScanner scanner) throws IOException {<a name="line.585"></a>
<span class="sourceLineNo">586</span> readAndCheckbytes(scanner, 0, 100);<a name="line.586"></a>
<span class="sourceLineNo">587</span> }<a name="line.587"></a>
<span class="sourceLineNo">588</span><a name="line.588"></a>
<span class="sourceLineNo">589</span> // read the records and check<a name="line.589"></a>
<span class="sourceLineNo">590</span> private int readAndCheckbytes(HFileScanner scanner, int start, int n) throws IOException {<a name="line.590"></a>
<span class="sourceLineNo">591</span> String value = "value";<a name="line.591"></a>
<span class="sourceLineNo">592</span> int i = start;<a name="line.592"></a>
<span class="sourceLineNo">593</span> for (; i &lt; (start + n); i++) {<a name="line.593"></a>
<span class="sourceLineNo">594</span> ByteBuffer key = ByteBuffer.wrap(((KeyValue) scanner.getKey()).getKey());<a name="line.594"></a>
<span class="sourceLineNo">595</span> ByteBuffer val = scanner.getValue();<a name="line.595"></a>
<span class="sourceLineNo">596</span> String keyStr = String.format(localFormatter, Integer.valueOf(i));<a name="line.596"></a>
<span class="sourceLineNo">597</span> String valStr = value + keyStr;<a name="line.597"></a>
<span class="sourceLineNo">598</span> KeyValue kv = new KeyValue(Bytes.toBytes(keyStr), Bytes.toBytes("family"),<a name="line.598"></a>
<span class="sourceLineNo">599</span> Bytes.toBytes("qual"), Bytes.toBytes(valStr));<a name="line.599"></a>
<span class="sourceLineNo">600</span> byte[] keyBytes =<a name="line.600"></a>
<span class="sourceLineNo">601</span> new KeyValue.KeyOnlyKeyValue(Bytes.toBytes(key), 0, Bytes.toBytes(key).length).getKey();<a name="line.601"></a>
<span class="sourceLineNo">602</span> assertTrue("bytes for keys do not match " + keyStr + " " + Bytes.toString(Bytes.toBytes(key)),<a name="line.602"></a>
<span class="sourceLineNo">603</span> Arrays.equals(kv.getKey(), keyBytes));<a name="line.603"></a>
<span class="sourceLineNo">604</span> byte[] valBytes = Bytes.toBytes(val);<a name="line.604"></a>
<span class="sourceLineNo">605</span> assertTrue("bytes for vals do not match " + valStr + " " + Bytes.toString(valBytes),<a name="line.605"></a>
<span class="sourceLineNo">606</span> Arrays.equals(Bytes.toBytes(valStr), valBytes));<a name="line.606"></a>
<span class="sourceLineNo">607</span> if (!scanner.next()) {<a name="line.607"></a>
<span class="sourceLineNo">608</span> break;<a name="line.608"></a>
<span class="sourceLineNo">609</span> }<a name="line.609"></a>
<span class="sourceLineNo">610</span> }<a name="line.610"></a>
<span class="sourceLineNo">611</span> assertEquals(i, start + n - 1);<a name="line.611"></a>
<span class="sourceLineNo">612</span> return (start + n);<a name="line.612"></a>
<span class="sourceLineNo">613</span> }<a name="line.613"></a>
<span class="sourceLineNo">614</span><a name="line.614"></a>
<span class="sourceLineNo">615</span> private byte[] getSomeKey(int rowId) {<a name="line.615"></a>
<span class="sourceLineNo">616</span> KeyValue kv = new KeyValue(Bytes.toBytes(String.format(localFormatter, Integer.valueOf(rowId))),<a name="line.616"></a>
<span class="sourceLineNo">617</span> Bytes.toBytes("family"), Bytes.toBytes("qual"), HConstants.LATEST_TIMESTAMP, Type.Put);<a name="line.617"></a>
<span class="sourceLineNo">618</span> return kv.getKey();<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> private void writeRecords(Writer writer, boolean useTags) throws IOException {<a name="line.621"></a>
<span class="sourceLineNo">622</span> writeSomeRecords(writer, 0, 100, useTags);<a name="line.622"></a>
<span class="sourceLineNo">623</span> writer.close();<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 FSDataOutputStream createFSOutput(Path name) throws IOException {<a name="line.626"></a>
<span class="sourceLineNo">627</span> // if (fs.exists(name)) fs.delete(name, true);<a name="line.627"></a>
<span class="sourceLineNo">628</span> FSDataOutputStream fout = fs.create(name);<a name="line.628"></a>
<span class="sourceLineNo">629</span> return fout;<a name="line.629"></a>
<span class="sourceLineNo">630</span> }<a name="line.630"></a>
<span class="sourceLineNo">631</span><a name="line.631"></a>
<span class="sourceLineNo">632</span> /**<a name="line.632"></a>
<span class="sourceLineNo">633</span> * test none codecs<a name="line.633"></a>
<span class="sourceLineNo">634</span> */<a name="line.634"></a>
<span class="sourceLineNo">635</span> void basicWithSomeCodec(String codec, boolean useTags) throws IOException {<a name="line.635"></a>
<span class="sourceLineNo">636</span> if (useTags) {<a name="line.636"></a>
<span class="sourceLineNo">637</span> conf.setInt("hfile.format.version", 3);<a name="line.637"></a>
<span class="sourceLineNo">638</span> }<a name="line.638"></a>
<span class="sourceLineNo">639</span> Path ncHFile = new Path(ROOT_DIR, "basic.hfile." + codec.toString() + useTags);<a name="line.639"></a>
<span class="sourceLineNo">640</span> FSDataOutputStream fout = createFSOutput(ncHFile);<a name="line.640"></a>
<span class="sourceLineNo">641</span> HFileContext meta = new HFileContextBuilder().withBlockSize(minBlockSize)<a name="line.641"></a>
<span class="sourceLineNo">642</span> .withCompression(HFileWriterImpl.compressionByName(codec)).build();<a name="line.642"></a>
<span class="sourceLineNo">643</span> Writer writer =<a name="line.643"></a>
<span class="sourceLineNo">644</span> HFile.getWriterFactory(conf, cacheConf).withOutputStream(fout).withFileContext(meta).create();<a name="line.644"></a>
<span class="sourceLineNo">645</span> LOG.info(Objects.toString(writer));<a name="line.645"></a>
<span class="sourceLineNo">646</span> writeRecords(writer, useTags);<a name="line.646"></a>
<span class="sourceLineNo">647</span> fout.close();<a name="line.647"></a>
<span class="sourceLineNo">648</span> FSDataInputStream fin = fs.open(ncHFile);<a name="line.648"></a>
<span class="sourceLineNo">649</span> ReaderContext context = new ReaderContextBuilder().withFileSystemAndPath(fs, ncHFile).build();<a name="line.649"></a>
<span class="sourceLineNo">650</span> Reader reader = createReaderFromStream(context, cacheConf, conf);<a name="line.650"></a>
<span class="sourceLineNo">651</span> System.out.println(cacheConf.toString());<a name="line.651"></a>
<span class="sourceLineNo">652</span> // Load up the index.<a name="line.652"></a>
<span class="sourceLineNo">653</span> // Get a scanner that caches and that does not use pread.<a name="line.653"></a>
<span class="sourceLineNo">654</span> HFileScanner scanner = reader.getScanner(conf, true, false);<a name="line.654"></a>
<span class="sourceLineNo">655</span> // Align scanner at start of the file.<a name="line.655"></a>
<span class="sourceLineNo">656</span> scanner.seekTo();<a name="line.656"></a>
<span class="sourceLineNo">657</span> readAllRecords(scanner);<a name="line.657"></a>
<span class="sourceLineNo">658</span> int seekTo = scanner.seekTo(KeyValueUtil.createKeyValueFromKey(getSomeKey(50)));<a name="line.658"></a>
<span class="sourceLineNo">659</span> System.out.println(seekTo);<a name="line.659"></a>
<span class="sourceLineNo">660</span> assertTrue("location lookup failed",<a name="line.660"></a>
<span class="sourceLineNo">661</span> scanner.seekTo(KeyValueUtil.createKeyValueFromKey(getSomeKey(50))) == 0);<a name="line.661"></a>
<span class="sourceLineNo">662</span> // read the key and see if it matches<a name="line.662"></a>
<span class="sourceLineNo">663</span> ByteBuffer readKey = ByteBuffer.wrap(((KeyValue) scanner.getKey()).getKey());<a name="line.663"></a>
<span class="sourceLineNo">664</span> assertTrue("seeked key does not match", Arrays.equals(getSomeKey(50), Bytes.toBytes(readKey)));<a name="line.664"></a>
<span class="sourceLineNo">665</span><a name="line.665"></a>
<span class="sourceLineNo">666</span> scanner.seekTo(KeyValueUtil.createKeyValueFromKey(getSomeKey(0)));<a name="line.666"></a>
<span class="sourceLineNo">667</span> ByteBuffer val1 = scanner.getValue();<a name="line.667"></a>
<span class="sourceLineNo">668</span> scanner.seekTo(KeyValueUtil.createKeyValueFromKey(getSomeKey(0)));<a name="line.668"></a>
<span class="sourceLineNo">669</span> ByteBuffer val2 = scanner.getValue();<a name="line.669"></a>
<span class="sourceLineNo">670</span> assertTrue(Arrays.equals(Bytes.toBytes(val1), Bytes.toBytes(val2)));<a name="line.670"></a>
<span class="sourceLineNo">671</span><a name="line.671"></a>
<span class="sourceLineNo">672</span> reader.close();<a name="line.672"></a>
<span class="sourceLineNo">673</span> fin.close();<a name="line.673"></a>
<span class="sourceLineNo">674</span> fs.delete(ncHFile, true);<a name="line.674"></a>
<span class="sourceLineNo">675</span> }<a name="line.675"></a>
<span class="sourceLineNo">676</span><a name="line.676"></a>
<span class="sourceLineNo">677</span> @Test<a name="line.677"></a>
<span class="sourceLineNo">678</span> public void testTFileFeatures() throws IOException {<a name="line.678"></a>
<span class="sourceLineNo">679</span> testHFilefeaturesInternals(false);<a name="line.679"></a>
<span class="sourceLineNo">680</span> testHFilefeaturesInternals(true);<a name="line.680"></a>
<span class="sourceLineNo">681</span> }<a name="line.681"></a>
<span class="sourceLineNo">682</span><a name="line.682"></a>
<span class="sourceLineNo">683</span> protected void testHFilefeaturesInternals(boolean useTags) throws IOException {<a name="line.683"></a>
<span class="sourceLineNo">684</span> basicWithSomeCodec("none", useTags);<a name="line.684"></a>
<span class="sourceLineNo">685</span> basicWithSomeCodec("gz", useTags);<a name="line.685"></a>
<span class="sourceLineNo">686</span> }<a name="line.686"></a>
<span class="sourceLineNo">687</span><a name="line.687"></a>
<span class="sourceLineNo">688</span> private void writeNumMetablocks(Writer writer, int n) {<a name="line.688"></a>
<span class="sourceLineNo">689</span> for (int i = 0; i &lt; n; i++) {<a name="line.689"></a>
<span class="sourceLineNo">690</span> writer.appendMetaBlock("HFileMeta" + i, new Writable() {<a name="line.690"></a>
<span class="sourceLineNo">691</span> private int val;<a name="line.691"></a>
<span class="sourceLineNo">692</span><a name="line.692"></a>
<span class="sourceLineNo">693</span> public Writable setVal(int val) {<a name="line.693"></a>
<span class="sourceLineNo">694</span> this.val = val;<a name="line.694"></a>
<span class="sourceLineNo">695</span> return this;<a name="line.695"></a>
<span class="sourceLineNo">696</span> }<a name="line.696"></a>
<span class="sourceLineNo">697</span><a name="line.697"></a>
<span class="sourceLineNo">698</span> @Override<a name="line.698"></a>
<span class="sourceLineNo">699</span> public void write(DataOutput out) throws IOException {<a name="line.699"></a>
<span class="sourceLineNo">700</span> out.write(Bytes.toBytes("something to test" + val));<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> @Override<a name="line.703"></a>
<span class="sourceLineNo">704</span> public void readFields(DataInput in) throws IOException {<a name="line.704"></a>
<span class="sourceLineNo">705</span> }<a name="line.705"></a>
<span class="sourceLineNo">706</span> }.setVal(i));<a name="line.706"></a>
<span class="sourceLineNo">707</span> }<a name="line.707"></a>
<span class="sourceLineNo">708</span> }<a name="line.708"></a>
<span class="sourceLineNo">709</span><a name="line.709"></a>
<span class="sourceLineNo">710</span> private void someTestingWithMetaBlock(Writer writer) {<a name="line.710"></a>
<span class="sourceLineNo">711</span> writeNumMetablocks(writer, 10);<a name="line.711"></a>
<span class="sourceLineNo">712</span> }<a name="line.712"></a>
<span class="sourceLineNo">713</span><a name="line.713"></a>
<span class="sourceLineNo">714</span> private void readNumMetablocks(Reader reader, int n) throws IOException {<a name="line.714"></a>
<span class="sourceLineNo">715</span> for (int i = 0; i &lt; n; i++) {<a name="line.715"></a>
<span class="sourceLineNo">716</span> ByteBuff actual = reader.getMetaBlock("HFileMeta" + i, false).getBufferWithoutHeader();<a name="line.716"></a>
<span class="sourceLineNo">717</span> ByteBuffer expected = ByteBuffer.wrap(Bytes.toBytes("something to test" + i));<a name="line.717"></a>
<span class="sourceLineNo">718</span> assertEquals("failed to match metadata", Bytes.toStringBinary(expected), Bytes.toStringBinary(<a name="line.718"></a>
<span class="sourceLineNo">719</span> actual.array(), actual.arrayOffset() + actual.position(), actual.capacity()));<a name="line.719"></a>
<span class="sourceLineNo">720</span> }<a name="line.720"></a>
<span class="sourceLineNo">721</span> }<a name="line.721"></a>
<span class="sourceLineNo">722</span><a name="line.722"></a>
<span class="sourceLineNo">723</span> private void someReadingWithMetaBlock(Reader reader) throws IOException {<a name="line.723"></a>
<span class="sourceLineNo">724</span> readNumMetablocks(reader, 10);<a name="line.724"></a>
<span class="sourceLineNo">725</span> }<a name="line.725"></a>
<span class="sourceLineNo">726</span><a name="line.726"></a>
<span class="sourceLineNo">727</span> private void metablocks(final String compress) throws Exception {<a name="line.727"></a>
<span class="sourceLineNo">728</span> Path mFile = new Path(ROOT_DIR, "meta.hfile");<a name="line.728"></a>
<span class="sourceLineNo">729</span> FSDataOutputStream fout = createFSOutput(mFile);<a name="line.729"></a>
<span class="sourceLineNo">730</span> HFileContext meta =<a name="line.730"></a>
<span class="sourceLineNo">731</span> new HFileContextBuilder().withCompression(HFileWriterImpl.compressionByName(compress))<a name="line.731"></a>
<span class="sourceLineNo">732</span> .withBlockSize(minBlockSize).build();<a name="line.732"></a>
<span class="sourceLineNo">733</span> Writer writer =<a name="line.733"></a>
<span class="sourceLineNo">734</span> HFile.getWriterFactory(conf, cacheConf).withOutputStream(fout).withFileContext(meta).create();<a name="line.734"></a>
<span class="sourceLineNo">735</span> someTestingWithMetaBlock(writer);<a name="line.735"></a>
<span class="sourceLineNo">736</span> writer.close();<a name="line.736"></a>
<span class="sourceLineNo">737</span> fout.close();<a name="line.737"></a>
<span class="sourceLineNo">738</span> ReaderContext context = new ReaderContextBuilder().withFileSystemAndPath(fs, mFile).build();<a name="line.738"></a>
<span class="sourceLineNo">739</span> Reader reader = createReaderFromStream(context, cacheConf, conf);<a name="line.739"></a>
<span class="sourceLineNo">740</span> // No data -- this should return false.<a name="line.740"></a>
<span class="sourceLineNo">741</span> assertFalse(reader.getScanner(conf, false, false).seekTo());<a name="line.741"></a>
<span class="sourceLineNo">742</span> someReadingWithMetaBlock(reader);<a name="line.742"></a>
<span class="sourceLineNo">743</span> fs.delete(mFile, true);<a name="line.743"></a>
<span class="sourceLineNo">744</span> reader.close();<a name="line.744"></a>
<span class="sourceLineNo">745</span> }<a name="line.745"></a>
<span class="sourceLineNo">746</span><a name="line.746"></a>
<span class="sourceLineNo">747</span> // test meta blocks for hfiles<a name="line.747"></a>
<span class="sourceLineNo">748</span> @Test<a name="line.748"></a>
<span class="sourceLineNo">749</span> public void testMetaBlocks() throws Exception {<a name="line.749"></a>
<span class="sourceLineNo">750</span> metablocks("none");<a name="line.750"></a>
<span class="sourceLineNo">751</span> metablocks("gz");<a name="line.751"></a>
<span class="sourceLineNo">752</span> }<a name="line.752"></a>
<span class="sourceLineNo">753</span><a name="line.753"></a>
<span class="sourceLineNo">754</span> @Test<a name="line.754"></a>
<span class="sourceLineNo">755</span> public void testNullMetaBlocks() throws Exception {<a name="line.755"></a>
<span class="sourceLineNo">756</span> for (Compression.Algorithm compressAlgo : HBaseCommonTestingUtil.COMPRESSION_ALGORITHMS) {<a name="line.756"></a>
<span class="sourceLineNo">757</span> Path mFile = new Path(ROOT_DIR, "nometa_" + compressAlgo + ".hfile");<a name="line.757"></a>
<span class="sourceLineNo">758</span> FSDataOutputStream fout = createFSOutput(mFile);<a name="line.758"></a>
<span class="sourceLineNo">759</span> HFileContext meta =<a name="line.759"></a>
<span class="sourceLineNo">760</span> new HFileContextBuilder().withCompression(compressAlgo).withBlockSize(minBlockSize).build();<a name="line.760"></a>
<span class="sourceLineNo">761</span> Writer writer = HFile.getWriterFactory(conf, cacheConf).withOutputStream(fout)<a name="line.761"></a>
<span class="sourceLineNo">762</span> .withFileContext(meta).create();<a name="line.762"></a>
<span class="sourceLineNo">763</span> KeyValue kv =<a name="line.763"></a>
<span class="sourceLineNo">764</span> new KeyValue(Bytes.toBytes("foo"), Bytes.toBytes("f1"), null, Bytes.toBytes("value"));<a name="line.764"></a>
<span class="sourceLineNo">765</span> writer.append(kv);<a name="line.765"></a>
<span class="sourceLineNo">766</span> writer.close();<a name="line.766"></a>
<span class="sourceLineNo">767</span> fout.close();<a name="line.767"></a>
<span class="sourceLineNo">768</span> Reader reader = HFile.createReader(fs, mFile, cacheConf, true, conf);<a name="line.768"></a>
<span class="sourceLineNo">769</span> assertNull(reader.getMetaBlock("non-existant", false));<a name="line.769"></a>
<span class="sourceLineNo">770</span> }<a name="line.770"></a>
<span class="sourceLineNo">771</span> }<a name="line.771"></a>
<span class="sourceLineNo">772</span><a name="line.772"></a>
<span class="sourceLineNo">773</span> /**<a name="line.773"></a>
<span class="sourceLineNo">774</span> * Make sure the ordinals for our compression algorithms do not change on us.<a name="line.774"></a>
<span class="sourceLineNo">775</span> */<a name="line.775"></a>
<span class="sourceLineNo">776</span> @Test<a name="line.776"></a>
<span class="sourceLineNo">777</span> public void testCompressionOrdinance() {<a name="line.777"></a>
<span class="sourceLineNo">778</span> assertTrue(Compression.Algorithm.LZO.ordinal() == 0);<a name="line.778"></a>
<span class="sourceLineNo">779</span> assertTrue(Compression.Algorithm.GZ.ordinal() == 1);<a name="line.779"></a>
<span class="sourceLineNo">780</span> assertTrue(Compression.Algorithm.NONE.ordinal() == 2);<a name="line.780"></a>
<span class="sourceLineNo">781</span> assertTrue(Compression.Algorithm.SNAPPY.ordinal() == 3);<a name="line.781"></a>
<span class="sourceLineNo">782</span> assertTrue(Compression.Algorithm.LZ4.ordinal() == 4);<a name="line.782"></a>
<span class="sourceLineNo">783</span> }<a name="line.783"></a>
<span class="sourceLineNo">784</span><a name="line.784"></a>
<span class="sourceLineNo">785</span> @Test<a name="line.785"></a>
<span class="sourceLineNo">786</span> public void testShortMidpointSameQual() {<a name="line.786"></a>
<span class="sourceLineNo">787</span> Cell left =<a name="line.787"></a>
<span class="sourceLineNo">788</span> ExtendedCellBuilderFactory.create(CellBuilderType.DEEP_COPY).setRow(Bytes.toBytes("a"))<a name="line.788"></a>
<span class="sourceLineNo">789</span> .setFamily(Bytes.toBytes("a")).setQualifier(Bytes.toBytes("a")).setTimestamp(11)<a name="line.789"></a>
<span class="sourceLineNo">790</span> .setType(Type.Maximum.getCode()).setValue(HConstants.EMPTY_BYTE_ARRAY).build();<a name="line.790"></a>
<span class="sourceLineNo">791</span> Cell right =<a name="line.791"></a>
<span class="sourceLineNo">792</span> ExtendedCellBuilderFactory.create(CellBuilderType.DEEP_COPY).setRow(Bytes.toBytes("a"))<a name="line.792"></a>
<span class="sourceLineNo">793</span> .setFamily(Bytes.toBytes("a")).setQualifier(Bytes.toBytes("a")).setTimestamp(9)<a name="line.793"></a>
<span class="sourceLineNo">794</span> .setType(Type.Maximum.getCode()).setValue(HConstants.EMPTY_BYTE_ARRAY).build();<a name="line.794"></a>
<span class="sourceLineNo">795</span> Cell mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.795"></a>
<span class="sourceLineNo">796</span> assertTrue(<a name="line.796"></a>
<span class="sourceLineNo">797</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt;= 0);<a name="line.797"></a>
<span class="sourceLineNo">798</span> assertTrue(<a name="line.798"></a>
<span class="sourceLineNo">799</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) == 0);<a name="line.799"></a>
<span class="sourceLineNo">800</span> }<a name="line.800"></a>
<span class="sourceLineNo">801</span><a name="line.801"></a>
<span class="sourceLineNo">802</span> private Cell getCell(byte[] row, byte[] family, byte[] qualifier) {<a name="line.802"></a>
<span class="sourceLineNo">803</span> return ExtendedCellBuilderFactory.create(CellBuilderType.DEEP_COPY).setRow(row)<a name="line.803"></a>
<span class="sourceLineNo">804</span> .setFamily(family).setQualifier(qualifier).setTimestamp(HConstants.LATEST_TIMESTAMP)<a name="line.804"></a>
<span class="sourceLineNo">805</span> .setType(KeyValue.Type.Maximum.getCode()).setValue(HConstants.EMPTY_BYTE_ARRAY).build();<a name="line.805"></a>
<span class="sourceLineNo">806</span> }<a name="line.806"></a>
<span class="sourceLineNo">807</span><a name="line.807"></a>
<span class="sourceLineNo">808</span> @Test<a name="line.808"></a>
<span class="sourceLineNo">809</span> public void testGetShortMidpoint() {<a name="line.809"></a>
<span class="sourceLineNo">810</span> Cell left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.810"></a>
<span class="sourceLineNo">811</span> Cell right = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.811"></a>
<span class="sourceLineNo">812</span> Cell mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.812"></a>
<span class="sourceLineNo">813</span> assertTrue(<a name="line.813"></a>
<span class="sourceLineNo">814</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt;= 0);<a name="line.814"></a>
<span class="sourceLineNo">815</span> assertTrue(<a name="line.815"></a>
<span class="sourceLineNo">816</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt;= 0);<a name="line.816"></a>
<span class="sourceLineNo">817</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.817"></a>
<span class="sourceLineNo">818</span> right = getCell(Bytes.toBytes("b"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.818"></a>
<span class="sourceLineNo">819</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.819"></a>
<span class="sourceLineNo">820</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.820"></a>
<span class="sourceLineNo">821</span> assertTrue(<a name="line.821"></a>
<span class="sourceLineNo">822</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt;= 0);<a name="line.822"></a>
<span class="sourceLineNo">823</span> left = getCell(Bytes.toBytes("g"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.823"></a>
<span class="sourceLineNo">824</span> right = getCell(Bytes.toBytes("i"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.824"></a>
<span class="sourceLineNo">825</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.825"></a>
<span class="sourceLineNo">826</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.826"></a>
<span class="sourceLineNo">827</span> assertTrue(<a name="line.827"></a>
<span class="sourceLineNo">828</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt;= 0);<a name="line.828"></a>
<span class="sourceLineNo">829</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.829"></a>
<span class="sourceLineNo">830</span> right = getCell(Bytes.toBytes("bbbbbbb"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.830"></a>
<span class="sourceLineNo">831</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.831"></a>
<span class="sourceLineNo">832</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.832"></a>
<span class="sourceLineNo">833</span> assertTrue(<a name="line.833"></a>
<span class="sourceLineNo">834</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt; 0);<a name="line.834"></a>
<span class="sourceLineNo">835</span> assertEquals(1, mid.getRowLength());<a name="line.835"></a>
<span class="sourceLineNo">836</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.836"></a>
<span class="sourceLineNo">837</span> right = getCell(Bytes.toBytes("b"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.837"></a>
<span class="sourceLineNo">838</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.838"></a>
<span class="sourceLineNo">839</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.839"></a>
<span class="sourceLineNo">840</span> assertTrue(<a name="line.840"></a>
<span class="sourceLineNo">841</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt;= 0);<a name="line.841"></a>
<span class="sourceLineNo">842</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.842"></a>
<span class="sourceLineNo">843</span> right = getCell(Bytes.toBytes("a"), Bytes.toBytes("aaaaaaaa"), Bytes.toBytes("b"));<a name="line.843"></a>
<span class="sourceLineNo">844</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.844"></a>
<span class="sourceLineNo">845</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.845"></a>
<span class="sourceLineNo">846</span> assertTrue(<a name="line.846"></a>
<span class="sourceLineNo">847</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt; 0);<a name="line.847"></a>
<span class="sourceLineNo">848</span> assertEquals(2, mid.getFamilyLength());<a name="line.848"></a>
<span class="sourceLineNo">849</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.849"></a>
<span class="sourceLineNo">850</span> right = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("aaaaaaaaa"));<a name="line.850"></a>
<span class="sourceLineNo">851</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.851"></a>
<span class="sourceLineNo">852</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.852"></a>
<span class="sourceLineNo">853</span> assertTrue(<a name="line.853"></a>
<span class="sourceLineNo">854</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt; 0);<a name="line.854"></a>
<span class="sourceLineNo">855</span> assertEquals(2, mid.getQualifierLength());<a name="line.855"></a>
<span class="sourceLineNo">856</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.856"></a>
<span class="sourceLineNo">857</span> right = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), Bytes.toBytes("b"));<a name="line.857"></a>
<span class="sourceLineNo">858</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.858"></a>
<span class="sourceLineNo">859</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.859"></a>
<span class="sourceLineNo">860</span> assertTrue(<a name="line.860"></a>
<span class="sourceLineNo">861</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) &lt;= 0);<a name="line.861"></a>
<span class="sourceLineNo">862</span> assertEquals(1, mid.getQualifierLength());<a name="line.862"></a>
<span class="sourceLineNo">863</span><a name="line.863"></a>
<span class="sourceLineNo">864</span> // Verify boundary conditions<a name="line.864"></a>
<span class="sourceLineNo">865</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), new byte[] { 0x00, (byte) 0xFE });<a name="line.865"></a>
<span class="sourceLineNo">866</span> right = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), new byte[] { 0x00, (byte) 0xFF });<a name="line.866"></a>
<span class="sourceLineNo">867</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.867"></a>
<span class="sourceLineNo">868</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.868"></a>
<span class="sourceLineNo">869</span> assertTrue(<a name="line.869"></a>
<span class="sourceLineNo">870</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) == 0);<a name="line.870"></a>
<span class="sourceLineNo">871</span> left = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), new byte[] { 0x00, 0x12 });<a name="line.871"></a>
<span class="sourceLineNo">872</span> right = getCell(Bytes.toBytes("a"), Bytes.toBytes("a"), new byte[] { 0x00, 0x12, 0x00 });<a name="line.872"></a>
<span class="sourceLineNo">873</span> mid = HFileWriterImpl.getMidpoint(CellComparatorImpl.COMPARATOR, left, right);<a name="line.873"></a>
<span class="sourceLineNo">874</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.874"></a>
<span class="sourceLineNo">875</span> assertTrue(<a name="line.875"></a>
<span class="sourceLineNo">876</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) == 0);<a name="line.876"></a>
<span class="sourceLineNo">877</span><a name="line.877"></a>
<span class="sourceLineNo">878</span> // Assert that if meta comparator, it returns the right cell -- i.e. no<a name="line.878"></a>
<span class="sourceLineNo">879</span> // optimization done.<a name="line.879"></a>
<span class="sourceLineNo">880</span> left = getCell(Bytes.toBytes("g"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.880"></a>
<span class="sourceLineNo">881</span> right = getCell(Bytes.toBytes("i"), Bytes.toBytes("a"), Bytes.toBytes("a"));<a name="line.881"></a>
<span class="sourceLineNo">882</span> mid = HFileWriterImpl.getMidpoint(MetaCellComparator.META_COMPARATOR, left, right);<a name="line.882"></a>
<span class="sourceLineNo">883</span> assertTrue(PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, left, mid) &lt; 0);<a name="line.883"></a>
<span class="sourceLineNo">884</span> assertTrue(<a name="line.884"></a>
<span class="sourceLineNo">885</span> PrivateCellUtil.compareKeyIgnoresMvcc(CellComparatorImpl.COMPARATOR, mid, right) == 0);<a name="line.885"></a>
<span class="sourceLineNo">886</span> byte[] family = Bytes.toBytes("family");<a name="line.886"></a>
<span class="sourceLineNo">887</span> byte[] qualA = Bytes.toBytes("qfA");<a name="line.887"></a>
<span class="sourceLineNo">888</span> byte[] qualB = Bytes.toBytes("qfB");<a name="line.888"></a>
<span class="sourceLineNo">889</span> final CellComparatorImpl keyComparator = CellComparatorImpl.COMPARATOR;<a name="line.889"></a>
<span class="sourceLineNo">890</span> // verify that faked shorter rowkey could be generated<a name="line.890"></a>
<span class="sourceLineNo">891</span> long ts = 5;<a name="line.891"></a>
<span class="sourceLineNo">892</span> KeyValue kv1 = new KeyValue(Bytes.toBytes("the quick brown fox"), family, qualA, ts, Type.Put);<a name="line.892"></a>
<span class="sourceLineNo">893</span> KeyValue kv2 = new KeyValue(Bytes.toBytes("the who test text"), family, qualA, ts, Type.Put);<a name="line.893"></a>
<span class="sourceLineNo">894</span> Cell newKey = HFileWriterImpl.getMidpoint(keyComparator, kv1, kv2);<a name="line.894"></a>
<span class="sourceLineNo">895</span> assertTrue(keyComparator.compare(kv1, newKey) &lt; 0);<a name="line.895"></a>
<span class="sourceLineNo">896</span> assertTrue((keyComparator.compare(kv2, newKey)) &gt; 0);<a name="line.896"></a>
<span class="sourceLineNo">897</span> byte[] expectedArray = Bytes.toBytes("the r");<a name="line.897"></a>
<span class="sourceLineNo">898</span> Bytes.equals(newKey.getRowArray(), newKey.getRowOffset(), newKey.getRowLength(), expectedArray,<a name="line.898"></a>
<span class="sourceLineNo">899</span> 0, expectedArray.length);<a name="line.899"></a>
<span class="sourceLineNo">900</span><a name="line.900"></a>
<span class="sourceLineNo">901</span> // verify: same with "row + family + qualifier", return rightKey directly<a name="line.901"></a>
<span class="sourceLineNo">902</span> kv1 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualA, 5, Type.Put);<a name="line.902"></a>
<span class="sourceLineNo">903</span> kv2 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualA, 0, Type.Put);<a name="line.903"></a>
<span class="sourceLineNo">904</span> assertTrue(keyComparator.compare(kv1, kv2) &lt; 0);<a name="line.904"></a>
<span class="sourceLineNo">905</span> newKey = HFileWriterImpl.getMidpoint(keyComparator, kv1, kv2);<a name="line.905"></a>
<span class="sourceLineNo">906</span> assertTrue(keyComparator.compare(kv1, newKey) &lt; 0);<a name="line.906"></a>
<span class="sourceLineNo">907</span> assertTrue((keyComparator.compare(kv2, newKey)) == 0);<a name="line.907"></a>
<span class="sourceLineNo">908</span> kv1 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualA, -5, Type.Put);<a name="line.908"></a>
<span class="sourceLineNo">909</span> kv2 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualA, -10, Type.Put);<a name="line.909"></a>
<span class="sourceLineNo">910</span> assertTrue(keyComparator.compare(kv1, kv2) &lt; 0);<a name="line.910"></a>
<span class="sourceLineNo">911</span> newKey = HFileWriterImpl.getMidpoint(keyComparator, kv1, kv2);<a name="line.911"></a>
<span class="sourceLineNo">912</span> assertTrue(keyComparator.compare(kv1, newKey) &lt; 0);<a name="line.912"></a>
<span class="sourceLineNo">913</span> assertTrue((keyComparator.compare(kv2, newKey)) == 0);<a name="line.913"></a>
<span class="sourceLineNo">914</span><a name="line.914"></a>
<span class="sourceLineNo">915</span> // verify: same with row, different with qualifier<a name="line.915"></a>
<span class="sourceLineNo">916</span> kv1 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualA, 5, Type.Put);<a name="line.916"></a>
<span class="sourceLineNo">917</span> kv2 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualB, 5, Type.Put);<a name="line.917"></a>
<span class="sourceLineNo">918</span> assertTrue(keyComparator.compare(kv1, kv2) &lt; 0);<a name="line.918"></a>
<span class="sourceLineNo">919</span> newKey = HFileWriterImpl.getMidpoint(keyComparator, kv1, kv2);<a name="line.919"></a>
<span class="sourceLineNo">920</span> assertTrue(keyComparator.compare(kv1, newKey) &lt; 0);<a name="line.920"></a>
<span class="sourceLineNo">921</span> assertTrue((keyComparator.compare(kv2, newKey)) &gt; 0);<a name="line.921"></a>
<span class="sourceLineNo">922</span> assertTrue(Arrays.equals(CellUtil.cloneFamily(newKey), family));<a name="line.922"></a>
<span class="sourceLineNo">923</span> assertTrue(Arrays.equals(CellUtil.cloneQualifier(newKey), qualB));<a name="line.923"></a>
<span class="sourceLineNo">924</span> assertTrue(newKey.getTimestamp() == HConstants.LATEST_TIMESTAMP);<a name="line.924"></a>
<span class="sourceLineNo">925</span> assertTrue(newKey.getTypeByte() == Type.Maximum.getCode());<a name="line.925"></a>
<span class="sourceLineNo">926</span><a name="line.926"></a>
<span class="sourceLineNo">927</span> // verify metaKeyComparator's getShortMidpointKey output<a name="line.927"></a>
<span class="sourceLineNo">928</span> final CellComparatorImpl metaKeyComparator = MetaCellComparator.META_COMPARATOR;<a name="line.928"></a>
<span class="sourceLineNo">929</span> kv1 = new KeyValue(Bytes.toBytes("ilovehbase123"), family, qualA, 5, Type.Put);<a name="line.929"></a>
<span class="sourceLineNo">930</span> kv2 = new KeyValue(Bytes.toBytes("ilovehbase234"), family, qualA, 0, Type.Put);<a name="line.930"></a>
<span class="sourceLineNo">931</span> newKey = HFileWriterImpl.getMidpoint(metaKeyComparator, kv1, kv2);<a name="line.931"></a>
<span class="sourceLineNo">932</span> assertTrue(metaKeyComparator.compare(kv1, newKey) &lt; 0);<a name="line.932"></a>
<span class="sourceLineNo">933</span> assertTrue((metaKeyComparator.compare(kv2, newKey) == 0));<a name="line.933"></a>
<span class="sourceLineNo">934</span><a name="line.934"></a>
<span class="sourceLineNo">935</span> // verify common fix scenario<a name="line.935"></a>
<span class="sourceLineNo">936</span> kv1 = new KeyValue(Bytes.toBytes("ilovehbase"), family, qualA, ts, Type.Put);<a name="line.936"></a>
<span class="sourceLineNo">937</span> kv2 = new KeyValue(Bytes.toBytes("ilovehbaseandhdfs"), family, qualA, ts, Type.Put);<a name="line.937"></a>
<span class="sourceLineNo">938</span> assertTrue(keyComparator.compare(kv1, kv2) &lt; 0);<a name="line.938"></a>
<span class="sourceLineNo">939</span> newKey = HFileWriterImpl.getMidpoint(keyComparator, kv1, kv2);<a name="line.939"></a>
<span class="sourceLineNo">940</span> assertTrue(keyComparator.compare(kv1, newKey) &lt; 0);<a name="line.940"></a>
<span class="sourceLineNo">941</span> assertTrue((keyComparator.compare(kv2, newKey)) &gt; 0);<a name="line.941"></a>
<span class="sourceLineNo">942</span> expectedArray = Bytes.toBytes("ilovehbasea");<a name="line.942"></a>
<span class="sourceLineNo">943</span> Bytes.equals(newKey.getRowArray(), newKey.getRowOffset(), newKey.getRowLength(), expectedArray,<a name="line.943"></a>
<span class="sourceLineNo">944</span> 0, expectedArray.length);<a name="line.944"></a>
<span class="sourceLineNo">945</span> // verify only 1 offset scenario<a name="line.945"></a>
<span class="sourceLineNo">946</span> kv1 = new KeyValue(Bytes.toBytes("100abcdefg"), family, qualA, ts, Type.Put);<a name="line.946"></a>
<span class="sourceLineNo">947</span> kv2 = new KeyValue(Bytes.toBytes("101abcdefg"), family, qualA, ts, Type.Put);<a name="line.947"></a>
<span class="sourceLineNo">948</span> assertTrue(keyComparator.compare(kv1, kv2) &lt; 0);<a name="line.948"></a>
<span class="sourceLineNo">949</span> newKey = HFileWriterImpl.getMidpoint(keyComparator, kv1, kv2);<a name="line.949"></a>
<span class="sourceLineNo">950</span> assertTrue(keyComparator.compare(kv1, newKey) &lt; 0);<a name="line.950"></a>
<span class="sourceLineNo">951</span> assertTrue((keyComparator.compare(kv2, newKey)) &gt; 0);<a name="line.951"></a>
<span class="sourceLineNo">952</span> expectedArray = Bytes.toBytes("101");<a name="line.952"></a>
<span class="sourceLineNo">953</span> Bytes.equals(newKey.getRowArray(), newKey.getRowOffset(), newKey.getRowLength(), expectedArray,<a name="line.953"></a>
<span class="sourceLineNo">954</span> 0, expectedArray.length);<a name="line.954"></a>
<span class="sourceLineNo">955</span> }<a name="line.955"></a>
<span class="sourceLineNo">956</span><a name="line.956"></a>
<span class="sourceLineNo">957</span> @Test<a name="line.957"></a>
<span class="sourceLineNo">958</span> public void testDBEShipped() throws IOException {<a name="line.958"></a>
<span class="sourceLineNo">959</span> for (DataBlockEncoding encoding : DataBlockEncoding.values()) {<a name="line.959"></a>
<span class="sourceLineNo">960</span> DataBlockEncoder encoder = encoding.getEncoder();<a name="line.960"></a>
<span class="sourceLineNo">961</span> if (encoder == null) {<a name="line.961"></a>
<span class="sourceLineNo">962</span> continue;<a name="line.962"></a>
<span class="sourceLineNo">963</span> }<a name="line.963"></a>
<span class="sourceLineNo">964</span> Path f = new Path(ROOT_DIR, testName.getMethodName() + "_" + encoding);<a name="line.964"></a>
<span class="sourceLineNo">965</span> HFileContext context =<a name="line.965"></a>
<span class="sourceLineNo">966</span> new HFileContextBuilder().withIncludesTags(false).withDataBlockEncoding(encoding).build();<a name="line.966"></a>
<span class="sourceLineNo">967</span> HFileWriterImpl writer = (HFileWriterImpl) HFile.getWriterFactory(conf, cacheConf)<a name="line.967"></a>
<span class="sourceLineNo">968</span> .withPath(fs, f).withFileContext(context).create();<a name="line.968"></a>
<span class="sourceLineNo">969</span><a name="line.969"></a>
<span class="sourceLineNo">970</span> KeyValue kv = new KeyValue(Bytes.toBytes("testkey1"), Bytes.toBytes("family"),<a name="line.970"></a>
<span class="sourceLineNo">971</span> Bytes.toBytes("qual"), Bytes.toBytes("testvalue"));<a name="line.971"></a>
<span class="sourceLineNo">972</span> KeyValue kv2 = new KeyValue(Bytes.toBytes("testkey2"), Bytes.toBytes("family"),<a name="line.972"></a>
<span class="sourceLineNo">973</span> Bytes.toBytes("qual"), Bytes.toBytes("testvalue"));<a name="line.973"></a>
<span class="sourceLineNo">974</span> KeyValue kv3 = new KeyValue(Bytes.toBytes("testkey3"), Bytes.toBytes("family"),<a name="line.974"></a>
<span class="sourceLineNo">975</span> Bytes.toBytes("qual"), Bytes.toBytes("testvalue"));<a name="line.975"></a>
<span class="sourceLineNo">976</span><a name="line.976"></a>
<span class="sourceLineNo">977</span> ByteBuffer buffer = ByteBuffer.wrap(kv.getBuffer());<a name="line.977"></a>
<span class="sourceLineNo">978</span> ByteBuffer buffer2 = ByteBuffer.wrap(kv2.getBuffer());<a name="line.978"></a>
<span class="sourceLineNo">979</span> ByteBuffer buffer3 = ByteBuffer.wrap(kv3.getBuffer());<a name="line.979"></a>
<span class="sourceLineNo">980</span><a name="line.980"></a>
<span class="sourceLineNo">981</span> writer.append(new ByteBufferKeyValue(buffer, 0, buffer.remaining()));<a name="line.981"></a>
<span class="sourceLineNo">982</span> writer.beforeShipped();<a name="line.982"></a>
<span class="sourceLineNo">983</span><a name="line.983"></a>
<span class="sourceLineNo">984</span> // pollute first cell's backing ByteBuffer<a name="line.984"></a>
<span class="sourceLineNo">985</span> ByteBufferUtils.copyFromBufferToBuffer(buffer3, buffer);<a name="line.985"></a>
<span class="sourceLineNo">986</span><a name="line.986"></a>
<span class="sourceLineNo">987</span> // write another cell, if DBE not Shipped, test will fail<a name="line.987"></a>
<span class="sourceLineNo">988</span> writer.append(new ByteBufferKeyValue(buffer2, 0, buffer2.remaining()));<a name="line.988"></a>
<span class="sourceLineNo">989</span> writer.close();<a name="line.989"></a>
<span class="sourceLineNo">990</span> }<a name="line.990"></a>
<span class="sourceLineNo">991</span> }<a name="line.991"></a>
<span class="sourceLineNo">992</span><a name="line.992"></a>
<span class="sourceLineNo">993</span> /**<a name="line.993"></a>
<span class="sourceLineNo">994</span> * Test case for CombinedBlockCache with TinyLfu as L1 cache<a name="line.994"></a>
<span class="sourceLineNo">995</span> */<a name="line.995"></a>
<span class="sourceLineNo">996</span> @Test<a name="line.996"></a>
<span class="sourceLineNo">997</span> public void testReaderWithTinyLfuCombinedBlockCache() throws Exception {<a name="line.997"></a>
<span class="sourceLineNo">998</span> testReaderCombinedCache("TinyLfu");<a name="line.998"></a>
<span class="sourceLineNo">999</span> }<a name="line.999"></a>
<span class="sourceLineNo">1000</span><a name="line.1000"></a>
<span class="sourceLineNo">1001</span> /**<a name="line.1001"></a>
<span class="sourceLineNo">1002</span> * Test case for CombinedBlockCache with AdaptiveLRU as L1 cache<a name="line.1002"></a>
<span class="sourceLineNo">1003</span> */<a name="line.1003"></a>
<span class="sourceLineNo">1004</span> @Test<a name="line.1004"></a>
<span class="sourceLineNo">1005</span> public void testReaderWithAdaptiveLruCombinedBlockCache() throws Exception {<a name="line.1005"></a>
<span class="sourceLineNo">1006</span> testReaderCombinedCache("AdaptiveLRU");<a name="line.1006"></a>
<span class="sourceLineNo">1007</span> }<a name="line.1007"></a>
<span class="sourceLineNo">1008</span><a name="line.1008"></a>
<span class="sourceLineNo">1009</span> /**<a name="line.1009"></a>
<span class="sourceLineNo">1010</span> * Test case for CombinedBlockCache with AdaptiveLRU as L1 cache<a name="line.1010"></a>
<span class="sourceLineNo">1011</span> */<a name="line.1011"></a>
<span class="sourceLineNo">1012</span> @Test<a name="line.1012"></a>
<span class="sourceLineNo">1013</span> public void testReaderWithLruCombinedBlockCache() throws Exception {<a name="line.1013"></a>
<span class="sourceLineNo">1014</span> testReaderCombinedCache("LRU");<a name="line.1014"></a>
<span class="sourceLineNo">1015</span> }<a name="line.1015"></a>
<span class="sourceLineNo">1016</span><a name="line.1016"></a>
<span class="sourceLineNo">1017</span> private void testReaderCombinedCache(final String l1CachePolicy) throws Exception {<a name="line.1017"></a>
<span class="sourceLineNo">1018</span> int bufCount = 1024;<a name="line.1018"></a>
<span class="sourceLineNo">1019</span> int blockSize = 64 * 1024;<a name="line.1019"></a>
<span class="sourceLineNo">1020</span> ByteBuffAllocator alloc = initAllocator(true, bufCount, blockSize, 0);<a name="line.1020"></a>
<span class="sourceLineNo">1021</span> fillByteBuffAllocator(alloc, bufCount);<a name="line.1021"></a>
<span class="sourceLineNo">1022</span> Path storeFilePath = writeStoreFile();<a name="line.1022"></a>
<span class="sourceLineNo">1023</span> // Open the file reader with CombinedBlockCache<a name="line.1023"></a>
<span class="sourceLineNo">1024</span> BlockCache combined = initCombinedBlockCache(l1CachePolicy);<a name="line.1024"></a>
<span class="sourceLineNo">1025</span> conf.setBoolean(EVICT_BLOCKS_ON_CLOSE_KEY, true);<a name="line.1025"></a>
<span class="sourceLineNo">1026</span> CacheConfig cacheConfig = new CacheConfig(conf, null, combined, alloc);<a name="line.1026"></a>
<span class="sourceLineNo">1027</span> HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConfig, true, conf);<a name="line.1027"></a>
<span class="sourceLineNo">1028</span> long offset = 0;<a name="line.1028"></a>
<span class="sourceLineNo">1029</span> Cacheable cachedBlock = null;<a name="line.1029"></a>
<span class="sourceLineNo">1030</span> while (offset &lt; reader.getTrailer().getLoadOnOpenDataOffset()) {<a name="line.1030"></a>
<span class="sourceLineNo">1031</span> BlockCacheKey key = new BlockCacheKey(storeFilePath.getName(), offset);<a name="line.1031"></a>
<span class="sourceLineNo">1032</span> HFileBlock block = reader.readBlock(offset, -1, true, true, false, true, null, null);<a name="line.1032"></a>
<span class="sourceLineNo">1033</span> offset += block.getOnDiskSizeWithHeader();<a name="line.1033"></a>
<span class="sourceLineNo">1034</span> // Read the cached block.<a name="line.1034"></a>
<span class="sourceLineNo">1035</span> cachedBlock = combined.getBlock(key, false, false, true);<a name="line.1035"></a>
<span class="sourceLineNo">1036</span> try {<a name="line.1036"></a>
<span class="sourceLineNo">1037</span> Assert.assertNotNull(cachedBlock);<a name="line.1037"></a>
<span class="sourceLineNo">1038</span> Assert.assertTrue(cachedBlock instanceof HFileBlock);<a name="line.1038"></a>
<span class="sourceLineNo">1039</span> HFileBlock hfb = (HFileBlock) cachedBlock;<a name="line.1039"></a>
<span class="sourceLineNo">1040</span> // Data block will be cached in BucketCache, so it should be an off-heap block.<a name="line.1040"></a>
<span class="sourceLineNo">1041</span> if (hfb.getBlockType().isData()) {<a name="line.1041"></a>
<span class="sourceLineNo">1042</span> Assert.assertTrue(hfb.isSharedMem());<a name="line.1042"></a>
<span class="sourceLineNo">1043</span> } else if (!l1CachePolicy.equals("TinyLfu")) {<a name="line.1043"></a>
<span class="sourceLineNo">1044</span> Assert.assertFalse(hfb.isSharedMem());<a name="line.1044"></a>
<span class="sourceLineNo">1045</span> }<a name="line.1045"></a>
<span class="sourceLineNo">1046</span> } finally {<a name="line.1046"></a>
<span class="sourceLineNo">1047</span> cachedBlock.release();<a name="line.1047"></a>
<span class="sourceLineNo">1048</span> }<a name="line.1048"></a>
<span class="sourceLineNo">1049</span> block.release(); // return back the ByteBuffer back to allocator.<a name="line.1049"></a>
<span class="sourceLineNo">1050</span> }<a name="line.1050"></a>
<span class="sourceLineNo">1051</span> reader.close();<a name="line.1051"></a>
<span class="sourceLineNo">1052</span> combined.shutdown();<a name="line.1052"></a>
<span class="sourceLineNo">1053</span> if (cachedBlock != null) {<a name="line.1053"></a>
<span class="sourceLineNo">1054</span> Assert.assertEquals(0, cachedBlock.refCnt());<a name="line.1054"></a>
<span class="sourceLineNo">1055</span> }<a name="line.1055"></a>
<span class="sourceLineNo">1056</span> Assert.assertEquals(bufCount, alloc.getFreeBufferCount());<a name="line.1056"></a>
<span class="sourceLineNo">1057</span> alloc.clean();<a name="line.1057"></a>
<span class="sourceLineNo">1058</span> }<a name="line.1058"></a>
<span class="sourceLineNo">1059</span><a name="line.1059"></a>
<span class="sourceLineNo">1060</span> @Test<a name="line.1060"></a>
<span class="sourceLineNo">1061</span> public void testHFileContextBuilderWithIndexEncoding() throws IOException {<a name="line.1061"></a>
<span class="sourceLineNo">1062</span> HFileContext context =<a name="line.1062"></a>
<span class="sourceLineNo">1063</span> new HFileContextBuilder().withIndexBlockEncoding(IndexBlockEncoding.PREFIX_TREE).build();<a name="line.1063"></a>
<span class="sourceLineNo">1064</span> HFileContext newContext = new HFileContextBuilder(context).build();<a name="line.1064"></a>
<span class="sourceLineNo">1065</span> assertTrue(newContext.getIndexBlockEncoding() == IndexBlockEncoding.PREFIX_TREE);<a name="line.1065"></a>
<span class="sourceLineNo">1066</span> }<a name="line.1066"></a>
<span class="sourceLineNo">1067</span>}<a name="line.1067"></a>
</pre>
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