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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.io.compress;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">022</span><span id="line-22"></span> |
| <span class="source-line-no">023</span><span id="line-23">import java.util.List;</span> |
| <span class="source-line-no">024</span><span id="line-24">import java.util.Random;</span> |
| <span class="source-line-no">025</span><span id="line-25">import java.util.concurrent.ThreadLocalRandom;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.fs.FSDataOutputStream;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.fs.FileSystem;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.ExtendedCell;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.HConstants;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.KeyValue;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.KeyValueUtil;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.io.hfile.CacheConfig;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.io.hfile.HFile;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.io.hfile.HFileContext;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.io.hfile.HFileScanner;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.util.RedundantKVGenerator;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.slf4j.Logger;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44">public class HFileTestBase {</span> |
| <span class="source-line-no">045</span><span id="line-45"></span> |
| <span class="source-line-no">046</span><span id="line-46"> protected static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">047</span><span id="line-47"> protected static final Logger LOG = LoggerFactory.getLogger(HFileTestBase.class);</span> |
| <span class="source-line-no">048</span><span id="line-48"> protected static FileSystem FS;</span> |
| <span class="source-line-no">049</span><span id="line-49"></span> |
| <span class="source-line-no">050</span><span id="line-50"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">051</span><span id="line-51"> Configuration conf = TEST_UTIL.getConfiguration();</span> |
| <span class="source-line-no">052</span><span id="line-52"> // Disable block cache in this test.</span> |
| <span class="source-line-no">053</span><span id="line-53"> conf.setFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, 0.0f);</span> |
| <span class="source-line-no">054</span><span id="line-54"> FS = FileSystem.get(conf);</span> |
| <span class="source-line-no">055</span><span id="line-55"> }</span> |
| <span class="source-line-no">056</span><span id="line-56"></span> |
| <span class="source-line-no">057</span><span id="line-57"> @SuppressWarnings("deprecation")</span> |
| <span class="source-line-no">058</span><span id="line-58"> public void doTest(Configuration conf, Path path, Compression.Algorithm compression)</span> |
| <span class="source-line-no">059</span><span id="line-59"> throws Exception {</span> |
| <span class="source-line-no">060</span><span id="line-60"> // Create 10000 random test KVs</span> |
| <span class="source-line-no">061</span><span id="line-61"> RedundantKVGenerator generator = new RedundantKVGenerator();</span> |
| <span class="source-line-no">062</span><span id="line-62"> List<KeyValue> testKvs = generator.generateTestKeyValues(10000);</span> |
| <span class="source-line-no">063</span><span id="line-63"></span> |
| <span class="source-line-no">064</span><span id="line-64"> // Iterate through data block encoding and compression combinations</span> |
| <span class="source-line-no">065</span><span id="line-65"> CacheConfig cacheConf = new CacheConfig(conf);</span> |
| <span class="source-line-no">066</span><span id="line-66"> HFileContext fileContext = new HFileContextBuilder().withBlockSize(4096) // small block</span> |
| <span class="source-line-no">067</span><span id="line-67"> .withCompression(compression).build();</span> |
| <span class="source-line-no">068</span><span id="line-68"> // write a new test HFile</span> |
| <span class="source-line-no">069</span><span id="line-69"> LOG.info("Writing with " + fileContext);</span> |
| <span class="source-line-no">070</span><span id="line-70"> FSDataOutputStream out = FS.create(path);</span> |
| <span class="source-line-no">071</span><span id="line-71"> HFile.Writer writer = HFile.getWriterFactory(conf, cacheConf).withOutputStream(out)</span> |
| <span class="source-line-no">072</span><span id="line-72"> .withFileContext(fileContext).create();</span> |
| <span class="source-line-no">073</span><span id="line-73"> try {</span> |
| <span class="source-line-no">074</span><span id="line-74"> for (KeyValue kv : testKvs) {</span> |
| <span class="source-line-no">075</span><span id="line-75"> writer.append(kv);</span> |
| <span class="source-line-no">076</span><span id="line-76"> }</span> |
| <span class="source-line-no">077</span><span id="line-77"> } finally {</span> |
| <span class="source-line-no">078</span><span id="line-78"> writer.close();</span> |
| <span class="source-line-no">079</span><span id="line-79"> out.close();</span> |
| <span class="source-line-no">080</span><span id="line-80"> }</span> |
| <span class="source-line-no">081</span><span id="line-81"></span> |
| <span class="source-line-no">082</span><span id="line-82"> // read it back in</span> |
| <span class="source-line-no">083</span><span id="line-83"> LOG.info("Reading with " + fileContext);</span> |
| <span class="source-line-no">084</span><span id="line-84"> int i = 0;</span> |
| <span class="source-line-no">085</span><span id="line-85"> HFileScanner scanner = null;</span> |
| <span class="source-line-no">086</span><span id="line-86"> HFile.Reader reader = HFile.createReader(FS, path, cacheConf, true, conf);</span> |
| <span class="source-line-no">087</span><span id="line-87"> try {</span> |
| <span class="source-line-no">088</span><span id="line-88"> scanner = reader.getScanner(conf, false, false);</span> |
| <span class="source-line-no">089</span><span id="line-89"> assertTrue("Initial seekTo failed", scanner.seekTo());</span> |
| <span class="source-line-no">090</span><span id="line-90"> do {</span> |
| <span class="source-line-no">091</span><span id="line-91"> ExtendedCell kv = scanner.getCell();</span> |
| <span class="source-line-no">092</span><span id="line-92"> assertTrue("Read back an unexpected or invalid KV",</span> |
| <span class="source-line-no">093</span><span id="line-93"> testKvs.contains(KeyValueUtil.ensureKeyValue(kv)));</span> |
| <span class="source-line-no">094</span><span id="line-94"> i++;</span> |
| <span class="source-line-no">095</span><span id="line-95"> } while (scanner.next());</span> |
| <span class="source-line-no">096</span><span id="line-96"> } finally {</span> |
| <span class="source-line-no">097</span><span id="line-97"> reader.close();</span> |
| <span class="source-line-no">098</span><span id="line-98"> scanner.close();</span> |
| <span class="source-line-no">099</span><span id="line-99"> }</span> |
| <span class="source-line-no">100</span><span id="line-100"></span> |
| <span class="source-line-no">101</span><span id="line-101"> assertEquals("Did not read back as many KVs as written", i, testKvs.size());</span> |
| <span class="source-line-no">102</span><span id="line-102"></span> |
| <span class="source-line-no">103</span><span id="line-103"> // Test random seeks with pread</span> |
| <span class="source-line-no">104</span><span id="line-104"> Random rand = ThreadLocalRandom.current();</span> |
| <span class="source-line-no">105</span><span id="line-105"> LOG.info("Random seeking with " + fileContext);</span> |
| <span class="source-line-no">106</span><span id="line-106"> reader = HFile.createReader(FS, path, cacheConf, true, conf);</span> |
| <span class="source-line-no">107</span><span id="line-107"> try {</span> |
| <span class="source-line-no">108</span><span id="line-108"> scanner = reader.getScanner(conf, false, true);</span> |
| <span class="source-line-no">109</span><span id="line-109"> assertTrue("Initial seekTo failed", scanner.seekTo());</span> |
| <span class="source-line-no">110</span><span id="line-110"> for (i = 0; i < 100; i++) {</span> |
| <span class="source-line-no">111</span><span id="line-111"> KeyValue kv = testKvs.get(rand.nextInt(testKvs.size()));</span> |
| <span class="source-line-no">112</span><span id="line-112"> assertEquals("Unable to find KV as expected: " + kv, 0, scanner.seekTo(kv));</span> |
| <span class="source-line-no">113</span><span id="line-113"> }</span> |
| <span class="source-line-no">114</span><span id="line-114"> } finally {</span> |
| <span class="source-line-no">115</span><span id="line-115"> scanner.close();</span> |
| <span class="source-line-no">116</span><span id="line-116"> reader.close();</span> |
| <span class="source-line-no">117</span><span id="line-117"> }</span> |
| <span class="source-line-no">118</span><span id="line-118"> }</span> |
| <span class="source-line-no">119</span><span id="line-119"></span> |
| <span class="source-line-no">120</span><span id="line-120">}</span> |
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| </pre> |
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