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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.regionserver;</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 java.io.IOException;</span>
<span class="source-line-no">021</span><span id="line-21">import org.apache.hadoop.conf.Configuration;</span>
<span class="source-line-no">022</span><span id="line-22">import org.apache.hadoop.fs.FileSystem;</span>
<span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.fs.Path;</span>
<span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.ArrayBackedTag;</span>
<span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.HBaseClassTestRule;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.HBaseConfiguration;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.HBaseTestingUtil;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.KeyValue;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.Tag;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.io.compress.Compression;</span>
<span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.io.hfile.HFileContext;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.testclassification.MiscTests;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.testclassification.SmallTests;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span>
<span class="source-line-no">037</span><span id="line-37">import org.junit.Before;</span>
<span class="source-line-no">038</span><span id="line-38">import org.junit.ClassRule;</span>
<span class="source-line-no">039</span><span id="line-39">import org.junit.Test;</span>
<span class="source-line-no">040</span><span id="line-40">import org.junit.experimental.categories.Category;</span>
<span class="source-line-no">041</span><span id="line-41"></span>
<span class="source-line-no">042</span><span id="line-42">/**</span>
<span class="source-line-no">043</span><span id="line-43"> * Test DataBlockEncodingTool.</span>
<span class="source-line-no">044</span><span id="line-44"> */</span>
<span class="source-line-no">045</span><span id="line-45">@Category({ MiscTests.class, SmallTests.class })</span>
<span class="source-line-no">046</span><span id="line-46">public class TestDataBlockEncodingTool {</span>
<span class="source-line-no">047</span><span id="line-47"></span>
<span class="source-line-no">048</span><span id="line-48"> @ClassRule</span>
<span class="source-line-no">049</span><span id="line-49"> public static final HBaseClassTestRule CLASS_RULE =</span>
<span class="source-line-no">050</span><span id="line-50"> HBaseClassTestRule.forClass(TestDataBlockEncodingTool.class);</span>
<span class="source-line-no">051</span><span id="line-51"></span>
<span class="source-line-no">052</span><span id="line-52"> private static final HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span>
<span class="source-line-no">053</span><span id="line-53"> private static final String ROOT_DIR =</span>
<span class="source-line-no">054</span><span id="line-54"> TEST_UTIL.getDataTestDir("TestDataBlockEncodingTool").toString();</span>
<span class="source-line-no">055</span><span id="line-55"> private static final Configuration conf = TEST_UTIL.getConfiguration();</span>
<span class="source-line-no">056</span><span id="line-56"> private static FileSystem fs;</span>
<span class="source-line-no">057</span><span id="line-57"> private static StoreFileWriter sfw;</span>
<span class="source-line-no">058</span><span id="line-58"></span>
<span class="source-line-no">059</span><span id="line-59"> @Before</span>
<span class="source-line-no">060</span><span id="line-60"> public void setUp() throws IOException {</span>
<span class="source-line-no">061</span><span id="line-61"> fs = TEST_UTIL.getTestFileSystem();</span>
<span class="source-line-no">062</span><span id="line-62"> }</span>
<span class="source-line-no">063</span><span id="line-63"></span>
<span class="source-line-no">064</span><span id="line-64"> private void testHFile(String fileName, boolean useTags, boolean allTags) throws IOException {</span>
<span class="source-line-no">065</span><span id="line-65"> Path path = new Path(ROOT_DIR, fileName);</span>
<span class="source-line-no">066</span><span id="line-66"> try {</span>
<span class="source-line-no">067</span><span id="line-67"> createHFileWithTags(path, useTags, allTags);</span>
<span class="source-line-no">068</span><span id="line-68"> testDataBlockingTool(path);</span>
<span class="source-line-no">069</span><span id="line-69"> } finally {</span>
<span class="source-line-no">070</span><span id="line-70"> if (fs.exists(path)) {</span>
<span class="source-line-no">071</span><span id="line-71"> fs.delete(path, false);</span>
<span class="source-line-no">072</span><span id="line-72"> }</span>
<span class="source-line-no">073</span><span id="line-73"> }</span>
<span class="source-line-no">074</span><span id="line-74"> }</span>
<span class="source-line-no">075</span><span id="line-75"></span>
<span class="source-line-no">076</span><span id="line-76"> private void createHFileWithTags(Path path, boolean useTags, boolean allTags) throws IOException {</span>
<span class="source-line-no">077</span><span id="line-77"> HFileContext meta =</span>
<span class="source-line-no">078</span><span id="line-78"> new HFileContextBuilder().withBlockSize(64 * 1024).withIncludesTags(useTags).build();</span>
<span class="source-line-no">079</span><span id="line-79"> sfw = new StoreFileWriter.Builder(conf, fs).withFilePath(path).withFileContext(meta).build();</span>
<span class="source-line-no">080</span><span id="line-80"> long now = EnvironmentEdgeManager.currentTime();</span>
<span class="source-line-no">081</span><span id="line-81"> byte[] FAMILY = Bytes.toBytes("cf");</span>
<span class="source-line-no">082</span><span id="line-82"> byte[] QUALIFIER = Bytes.toBytes("q");</span>
<span class="source-line-no">083</span><span id="line-83"> try {</span>
<span class="source-line-no">084</span><span id="line-84"> for (char d = 'a'; d &lt;= 'z'; d++) {</span>
<span class="source-line-no">085</span><span id="line-85"> for (char e = 'a'; e &lt;= 'z'; e++) {</span>
<span class="source-line-no">086</span><span id="line-86"> byte[] b = new byte[] { (byte) d, (byte) e };</span>
<span class="source-line-no">087</span><span id="line-87"> KeyValue kv;</span>
<span class="source-line-no">088</span><span id="line-88"> if (useTags) {</span>
<span class="source-line-no">089</span><span id="line-89"> if (allTags) {</span>
<span class="source-line-no">090</span><span id="line-90"> // Write cells with tags to HFile.</span>
<span class="source-line-no">091</span><span id="line-91"> Tag[] tags = new Tag[] { new ArrayBackedTag((byte) 0, Bytes.toString(b)),</span>
<span class="source-line-no">092</span><span id="line-92"> new ArrayBackedTag((byte) 0, Bytes.toString(b)) };</span>
<span class="source-line-no">093</span><span id="line-93"> kv = new KeyValue(b, FAMILY, QUALIFIER, now, b, tags);</span>
<span class="source-line-no">094</span><span id="line-94"> } else {</span>
<span class="source-line-no">095</span><span id="line-95"> // Write half cells with tags and half without tags to HFile.</span>
<span class="source-line-no">096</span><span id="line-96"> if ((e - 'a') % 2 == 0) {</span>
<span class="source-line-no">097</span><span id="line-97"> kv = new KeyValue(b, FAMILY, QUALIFIER, now, b);</span>
<span class="source-line-no">098</span><span id="line-98"> } else {</span>
<span class="source-line-no">099</span><span id="line-99"> Tag[] tags = new Tag[] { new ArrayBackedTag((byte) 0, Bytes.toString(b)),</span>
<span class="source-line-no">100</span><span id="line-100"> new ArrayBackedTag((byte) 0, Bytes.toString(b)) };</span>
<span class="source-line-no">101</span><span id="line-101"> kv = new KeyValue(b, FAMILY, QUALIFIER, now, b, tags);</span>
<span class="source-line-no">102</span><span id="line-102"> }</span>
<span class="source-line-no">103</span><span id="line-103"> }</span>
<span class="source-line-no">104</span><span id="line-104"> } else {</span>
<span class="source-line-no">105</span><span id="line-105"> // Write cells without tags to HFile.</span>
<span class="source-line-no">106</span><span id="line-106"> kv = new KeyValue(b, FAMILY, QUALIFIER, now, b);</span>
<span class="source-line-no">107</span><span id="line-107"> }</span>
<span class="source-line-no">108</span><span id="line-108"> sfw.append(kv);</span>
<span class="source-line-no">109</span><span id="line-109"> }</span>
<span class="source-line-no">110</span><span id="line-110"> }</span>
<span class="source-line-no">111</span><span id="line-111"> sfw.appendMetadata(0, false);</span>
<span class="source-line-no">112</span><span id="line-112"> } finally {</span>
<span class="source-line-no">113</span><span id="line-113"> sfw.close();</span>
<span class="source-line-no">114</span><span id="line-114"> }</span>
<span class="source-line-no">115</span><span id="line-115"> }</span>
<span class="source-line-no">116</span><span id="line-116"></span>
<span class="source-line-no">117</span><span id="line-117"> private static void testDataBlockingTool(Path path) throws IOException {</span>
<span class="source-line-no">118</span><span id="line-118"> Configuration conf = HBaseConfiguration.create();</span>
<span class="source-line-no">119</span><span id="line-119"> int maxKV = Integer.MAX_VALUE;</span>
<span class="source-line-no">120</span><span id="line-120"> boolean doVerify = true;</span>
<span class="source-line-no">121</span><span id="line-121"> boolean doBenchmark = true;</span>
<span class="source-line-no">122</span><span id="line-122"> String testHFilePath = path.toString();</span>
<span class="source-line-no">123</span><span id="line-123"> DataBlockEncodingTool.testCodecs(conf, maxKV, testHFilePath, Compression.Algorithm.GZ.getName(),</span>
<span class="source-line-no">124</span><span id="line-124"> doBenchmark, doVerify);</span>
<span class="source-line-no">125</span><span id="line-125"> }</span>
<span class="source-line-no">126</span><span id="line-126"></span>
<span class="source-line-no">127</span><span id="line-127"> @Test</span>
<span class="source-line-no">128</span><span id="line-128"> public void testHFileAllCellsWithTags() throws IOException {</span>
<span class="source-line-no">129</span><span id="line-129"> testHFile("1234567890", true, true);</span>
<span class="source-line-no">130</span><span id="line-130"> }</span>
<span class="source-line-no">131</span><span id="line-131"></span>
<span class="source-line-no">132</span><span id="line-132"> @Test</span>
<span class="source-line-no">133</span><span id="line-133"> public void testHFileAllCellsWithoutTags() throws IOException {</span>
<span class="source-line-no">134</span><span id="line-134"> testHFile("1234567089", false, false);</span>
<span class="source-line-no">135</span><span id="line-135"> }</span>
<span class="source-line-no">136</span><span id="line-136"></span>
<span class="source-line-no">137</span><span id="line-137"> @Test</span>
<span class="source-line-no">138</span><span id="line-138"> public void testHFileHalfCellsWithTags() throws IOException {</span>
<span class="source-line-no">139</span><span id="line-139"> testHFile("1234560789", true, false);</span>
<span class="source-line-no">140</span><span id="line-140"> }</span>
<span class="source-line-no">141</span><span id="line-141">}</span>
</pre>
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