| <!DOCTYPE HTML> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (17) --> |
| <title>Source code</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <meta name="description" content="source: package: org.apache.hadoop.hbase.io.hfile, class: TestFixedFileTrailer"> |
| <meta name="generator" content="javadoc/SourceToHTMLConverter"> |
| <link rel="stylesheet" type="text/css" href="../../../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body class="source-page"> |
| <main role="main"> |
| <div class="source-container"> |
| <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.hfile;</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.apache.hadoop.hbase.io.hfile.FixedFileTrailer.createComparator;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertNull;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertThrows;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.junit.Assert.fail;</span> |
| <span class="source-line-no">026</span><span id="line-26"></span> |
| <span class="source-line-no">027</span><span id="line-27">import java.io.ByteArrayInputStream;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.io.ByteArrayOutputStream;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.io.DataInputStream;</span> |
| <span class="source-line-no">030</span><span id="line-30">import java.io.DataOutputStream;</span> |
| <span class="source-line-no">031</span><span id="line-31">import java.io.IOException;</span> |
| <span class="source-line-no">032</span><span id="line-32">import java.util.ArrayList;</span> |
| <span class="source-line-no">033</span><span id="line-33">import java.util.Collection;</span> |
| <span class="source-line-no">034</span><span id="line-34">import java.util.List;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.fs.FSDataInputStream;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.fs.FSDataOutputStream;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.fs.FileSystem;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.fs.Path;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.CellComparator;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.CellComparatorImpl;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.InnerStoreCellComparator;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.MetaCellComparator;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.testclassification.IOTests;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.testclassification.SmallTests;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.Before;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.ClassRule;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.junit.Test;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.junit.runner.RunWith;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.junit.runners.Parameterized;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.junit.runners.Parameterized.Parameters;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.slf4j.Logger;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">057</span><span id="line-57"></span> |
| <span class="source-line-no">058</span><span id="line-58">@RunWith(Parameterized.class)</span> |
| <span class="source-line-no">059</span><span id="line-59">@Category({ IOTests.class, SmallTests.class })</span> |
| <span class="source-line-no">060</span><span id="line-60">public class TestFixedFileTrailer {</span> |
| <span class="source-line-no">061</span><span id="line-61"></span> |
| <span class="source-line-no">062</span><span id="line-62"> @ClassRule</span> |
| <span class="source-line-no">063</span><span id="line-63"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">064</span><span id="line-64"> HBaseClassTestRule.forClass(TestFixedFileTrailer.class);</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> private static final Logger LOG = LoggerFactory.getLogger(TestFixedFileTrailer.class);</span> |
| <span class="source-line-no">067</span><span id="line-67"> private static final int MAX_COMPARATOR_NAME_LENGTH = 128;</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> /**</span> |
| <span class="source-line-no">070</span><span id="line-70"> * The number of used fields by version. Indexed by version minus two. Min version that we support</span> |
| <span class="source-line-no">071</span><span id="line-71"> * is V2</span> |
| <span class="source-line-no">072</span><span id="line-72"> */</span> |
| <span class="source-line-no">073</span><span id="line-73"> private static final int[] NUM_FIELDS_BY_VERSION = new int[] { 14, 15 };</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> private HBaseTestingUtil util = new HBaseTestingUtil();</span> |
| <span class="source-line-no">076</span><span id="line-76"> private FileSystem fs;</span> |
| <span class="source-line-no">077</span><span id="line-77"> private ByteArrayOutputStream baos = new ByteArrayOutputStream();</span> |
| <span class="source-line-no">078</span><span id="line-78"> private int version;</span> |
| <span class="source-line-no">079</span><span id="line-79"></span> |
| <span class="source-line-no">080</span><span id="line-80"> static {</span> |
| <span class="source-line-no">081</span><span id="line-81"> assert NUM_FIELDS_BY_VERSION.length == HFile.MAX_FORMAT_VERSION - HFile.MIN_FORMAT_VERSION + 1;</span> |
| <span class="source-line-no">082</span><span id="line-82"> }</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> public TestFixedFileTrailer(int version) {</span> |
| <span class="source-line-no">085</span><span id="line-85"> this.version = version;</span> |
| <span class="source-line-no">086</span><span id="line-86"> }</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> @Parameters</span> |
| <span class="source-line-no">089</span><span id="line-89"> public static Collection<Object[]> getParameters() {</span> |
| <span class="source-line-no">090</span><span id="line-90"> List<Object[]> versionsToTest = new ArrayList<>();</span> |
| <span class="source-line-no">091</span><span id="line-91"> for (int v = HFile.MIN_FORMAT_VERSION; v <= HFile.MAX_FORMAT_VERSION; ++v)</span> |
| <span class="source-line-no">092</span><span id="line-92"> versionsToTest.add(new Integer[] { v });</span> |
| <span class="source-line-no">093</span><span id="line-93"> return versionsToTest;</span> |
| <span class="source-line-no">094</span><span id="line-94"> }</span> |
| <span class="source-line-no">095</span><span id="line-95"></span> |
| <span class="source-line-no">096</span><span id="line-96"> @Before</span> |
| <span class="source-line-no">097</span><span id="line-97"> public void setUp() throws IOException {</span> |
| <span class="source-line-no">098</span><span id="line-98"> fs = FileSystem.get(util.getConfiguration());</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"> @Test</span> |
| <span class="source-line-no">102</span><span id="line-102"> public void testCreateComparator() throws IOException {</span> |
| <span class="source-line-no">103</span><span id="line-103"> assertEquals(InnerStoreCellComparator.class,</span> |
| <span class="source-line-no">104</span><span id="line-104"> createComparator(CellComparator.class.getName()).getClass());</span> |
| <span class="source-line-no">105</span><span id="line-105"> assertEquals(MetaCellComparator.class,</span> |
| <span class="source-line-no">106</span><span id="line-106"> createComparator("org.apache.hadoop.hbase.CellComparator$MetaCellComparator").getClass());</span> |
| <span class="source-line-no">107</span><span id="line-107"> assertEquals(MetaCellComparator.class,</span> |
| <span class="source-line-no">108</span><span id="line-108"> createComparator("org.apache.hadoop.hbase.CellComparatorImpl$MetaCellComparator").getClass());</span> |
| <span class="source-line-no">109</span><span id="line-109"> assertEquals(MetaCellComparator.class,</span> |
| <span class="source-line-no">110</span><span id="line-110"> createComparator(MetaCellComparator.META_COMPARATOR.getClass().getName()).getClass());</span> |
| <span class="source-line-no">111</span><span id="line-111"> assertEquals(MetaCellComparator.META_COMPARATOR.getClass(),</span> |
| <span class="source-line-no">112</span><span id="line-112"> createComparator(MetaCellComparator.META_COMPARATOR.getClass().getName()).getClass());</span> |
| <span class="source-line-no">113</span><span id="line-113"> assertEquals(CellComparatorImpl.COMPARATOR.getClass(),</span> |
| <span class="source-line-no">114</span><span id="line-114"> createComparator(MetaCellComparator.COMPARATOR.getClass().getName()).getClass());</span> |
| <span class="source-line-no">115</span><span id="line-115"> assertNull(createComparator(Bytes.BYTES_RAWCOMPARATOR.getClass().getName()));</span> |
| <span class="source-line-no">116</span><span id="line-116"> assertNull(createComparator("org.apache.hadoop.hbase.KeyValue$RawBytesComparator"));</span> |
| <span class="source-line-no">117</span><span id="line-117"></span> |
| <span class="source-line-no">118</span><span id="line-118"> // Test an invalid comparatorClassName</span> |
| <span class="source-line-no">119</span><span id="line-119"> assertThrows(IOException.class, () -> createComparator(""));</span> |
| <span class="source-line-no">120</span><span id="line-120"> }</span> |
| <span class="source-line-no">121</span><span id="line-121"></span> |
| <span class="source-line-no">122</span><span id="line-122"> @Test</span> |
| <span class="source-line-no">123</span><span id="line-123"> public void testTrailer() throws IOException {</span> |
| <span class="source-line-no">124</span><span id="line-124"> FixedFileTrailer t = new FixedFileTrailer(version, HFileReaderImpl.PBUF_TRAILER_MINOR_VERSION);</span> |
| <span class="source-line-no">125</span><span id="line-125"> t.setDataIndexCount(3);</span> |
| <span class="source-line-no">126</span><span id="line-126"> t.setEntryCount(((long) Integer.MAX_VALUE) + 1);</span> |
| <span class="source-line-no">127</span><span id="line-127"></span> |
| <span class="source-line-no">128</span><span id="line-128"> t.setLastDataBlockOffset(291);</span> |
| <span class="source-line-no">129</span><span id="line-129"> t.setNumDataIndexLevels(3);</span> |
| <span class="source-line-no">130</span><span id="line-130"> t.setComparatorClass(InnerStoreCellComparator.INNER_STORE_COMPARATOR.getClass());</span> |
| <span class="source-line-no">131</span><span id="line-131"> t.setFirstDataBlockOffset(9081723123L); // Completely unrealistic.</span> |
| <span class="source-line-no">132</span><span id="line-132"> t.setUncompressedDataIndexSize(827398717L); // Something random.</span> |
| <span class="source-line-no">133</span><span id="line-133"></span> |
| <span class="source-line-no">134</span><span id="line-134"> t.setLoadOnOpenOffset(128);</span> |
| <span class="source-line-no">135</span><span id="line-135"> t.setMetaIndexCount(7);</span> |
| <span class="source-line-no">136</span><span id="line-136"></span> |
| <span class="source-line-no">137</span><span id="line-137"> t.setTotalUncompressedBytes(129731987);</span> |
| <span class="source-line-no">138</span><span id="line-138"></span> |
| <span class="source-line-no">139</span><span id="line-139"> {</span> |
| <span class="source-line-no">140</span><span id="line-140"> DataOutputStream dos = new DataOutputStream(baos); // Limited scope.</span> |
| <span class="source-line-no">141</span><span id="line-141"> t.serialize(dos);</span> |
| <span class="source-line-no">142</span><span id="line-142"> dos.flush();</span> |
| <span class="source-line-no">143</span><span id="line-143"> assertEquals(dos.size(), FixedFileTrailer.getTrailerSize(version));</span> |
| <span class="source-line-no">144</span><span id="line-144"> }</span> |
| <span class="source-line-no">145</span><span id="line-145"></span> |
| <span class="source-line-no">146</span><span id="line-146"> byte[] bytes = baos.toByteArray();</span> |
| <span class="source-line-no">147</span><span id="line-147"> baos.reset();</span> |
| <span class="source-line-no">148</span><span id="line-148"></span> |
| <span class="source-line-no">149</span><span id="line-149"> assertEquals(bytes.length, FixedFileTrailer.getTrailerSize(version));</span> |
| <span class="source-line-no">150</span><span id="line-150"></span> |
| <span class="source-line-no">151</span><span id="line-151"> ByteArrayInputStream bais = new ByteArrayInputStream(bytes);</span> |
| <span class="source-line-no">152</span><span id="line-152"></span> |
| <span class="source-line-no">153</span><span id="line-153"> // Finished writing, trying to read.</span> |
| <span class="source-line-no">154</span><span id="line-154"> {</span> |
| <span class="source-line-no">155</span><span id="line-155"> DataInputStream dis = new DataInputStream(bais);</span> |
| <span class="source-line-no">156</span><span id="line-156"> FixedFileTrailer t2 =</span> |
| <span class="source-line-no">157</span><span id="line-157"> new FixedFileTrailer(version, HFileReaderImpl.PBUF_TRAILER_MINOR_VERSION);</span> |
| <span class="source-line-no">158</span><span id="line-158"> t2.deserialize(dis);</span> |
| <span class="source-line-no">159</span><span id="line-159"> assertEquals(-1, bais.read()); // Ensure we have read everything.</span> |
| <span class="source-line-no">160</span><span id="line-160"> checkLoadedTrailer(version, t, t2);</span> |
| <span class="source-line-no">161</span><span id="line-161"> }</span> |
| <span class="source-line-no">162</span><span id="line-162"></span> |
| <span class="source-line-no">163</span><span id="line-163"> // Now check what happens if the trailer is corrupted.</span> |
| <span class="source-line-no">164</span><span id="line-164"> Path trailerPath = new Path(util.getDataTestDir(), "trailer_" + version);</span> |
| <span class="source-line-no">165</span><span id="line-165"></span> |
| <span class="source-line-no">166</span><span id="line-166"> {</span> |
| <span class="source-line-no">167</span><span id="line-167"> for (byte invalidVersion : new byte[] { HFile.MIN_FORMAT_VERSION - 1,</span> |
| <span class="source-line-no">168</span><span id="line-168"> HFile.MAX_FORMAT_VERSION + 1 }) {</span> |
| <span class="source-line-no">169</span><span id="line-169"> bytes[bytes.length - 1] = invalidVersion;</span> |
| <span class="source-line-no">170</span><span id="line-170"> writeTrailer(trailerPath, null, bytes);</span> |
| <span class="source-line-no">171</span><span id="line-171"> try {</span> |
| <span class="source-line-no">172</span><span id="line-172"> readTrailer(trailerPath);</span> |
| <span class="source-line-no">173</span><span id="line-173"> fail("Exception expected");</span> |
| <span class="source-line-no">174</span><span id="line-174"> } catch (IllegalArgumentException ex) {</span> |
| <span class="source-line-no">175</span><span id="line-175"> // Make it easy to debug this.</span> |
| <span class="source-line-no">176</span><span id="line-176"> String msg = ex.getMessage();</span> |
| <span class="source-line-no">177</span><span id="line-177"> String cleanMsg = msg.replaceAll("^(java(\\.[a-zA-Z]+)+:\\s+)?|\\s+\\(.*\\)\\s*$", "");</span> |
| <span class="source-line-no">178</span><span id="line-178"> // will be followed by " expected: ..."</span> |
| <span class="source-line-no">179</span><span id="line-179"> assertEquals("Actual exception message is \"" + msg + "\".\nCleaned-up message",</span> |
| <span class="source-line-no">180</span><span id="line-180"> "Invalid HFile version: " + invalidVersion, cleanMsg);</span> |
| <span class="source-line-no">181</span><span id="line-181"> LOG.info("Got an expected exception: " + msg);</span> |
| <span class="source-line-no">182</span><span id="line-182"> }</span> |
| <span class="source-line-no">183</span><span id="line-183"> }</span> |
| <span class="source-line-no">184</span><span id="line-184"></span> |
| <span class="source-line-no">185</span><span id="line-185"> }</span> |
| <span class="source-line-no">186</span><span id="line-186"></span> |
| <span class="source-line-no">187</span><span id="line-187"> // Now write the trailer into a file and auto-detect the version.</span> |
| <span class="source-line-no">188</span><span id="line-188"> writeTrailer(trailerPath, t, null);</span> |
| <span class="source-line-no">189</span><span id="line-189"></span> |
| <span class="source-line-no">190</span><span id="line-190"> FixedFileTrailer t4 = readTrailer(trailerPath);</span> |
| <span class="source-line-no">191</span><span id="line-191"></span> |
| <span class="source-line-no">192</span><span id="line-192"> checkLoadedTrailer(version, t, t4);</span> |
| <span class="source-line-no">193</span><span id="line-193"></span> |
| <span class="source-line-no">194</span><span id="line-194"> String trailerStr = t.toString();</span> |
| <span class="source-line-no">195</span><span id="line-195"> assertEquals(</span> |
| <span class="source-line-no">196</span><span id="line-196"> "Invalid number of fields in the string representation " + "of the trailer: " + trailerStr,</span> |
| <span class="source-line-no">197</span><span id="line-197"> NUM_FIELDS_BY_VERSION[version - 2], trailerStr.split(", ").length);</span> |
| <span class="source-line-no">198</span><span id="line-198"> assertEquals(trailerStr, t4.toString());</span> |
| <span class="source-line-no">199</span><span id="line-199"> }</span> |
| <span class="source-line-no">200</span><span id="line-200"></span> |
| <span class="source-line-no">201</span><span id="line-201"> @Test</span> |
| <span class="source-line-no">202</span><span id="line-202"> public void testTrailerForV2NonPBCompatibility() throws Exception {</span> |
| <span class="source-line-no">203</span><span id="line-203"> if (version == 2) {</span> |
| <span class="source-line-no">204</span><span id="line-204"> FixedFileTrailer t = new FixedFileTrailer(version, HFileReaderImpl.MINOR_VERSION_NO_CHECKSUM);</span> |
| <span class="source-line-no">205</span><span id="line-205"> t.setDataIndexCount(3);</span> |
| <span class="source-line-no">206</span><span id="line-206"> t.setEntryCount(((long) Integer.MAX_VALUE) + 1);</span> |
| <span class="source-line-no">207</span><span id="line-207"> t.setLastDataBlockOffset(291);</span> |
| <span class="source-line-no">208</span><span id="line-208"> t.setNumDataIndexLevels(3);</span> |
| <span class="source-line-no">209</span><span id="line-209"> t.setComparatorClass(CellComparatorImpl.COMPARATOR.getClass());</span> |
| <span class="source-line-no">210</span><span id="line-210"> t.setFirstDataBlockOffset(9081723123L); // Completely unrealistic.</span> |
| <span class="source-line-no">211</span><span id="line-211"> t.setUncompressedDataIndexSize(827398717L); // Something random.</span> |
| <span class="source-line-no">212</span><span id="line-212"> t.setLoadOnOpenOffset(128);</span> |
| <span class="source-line-no">213</span><span id="line-213"> t.setMetaIndexCount(7);</span> |
| <span class="source-line-no">214</span><span id="line-214"> t.setTotalUncompressedBytes(129731987);</span> |
| <span class="source-line-no">215</span><span id="line-215"></span> |
| <span class="source-line-no">216</span><span id="line-216"> {</span> |
| <span class="source-line-no">217</span><span id="line-217"> DataOutputStream dos = new DataOutputStream(baos); // Limited scope.</span> |
| <span class="source-line-no">218</span><span id="line-218"> serializeAsWritable(dos, t);</span> |
| <span class="source-line-no">219</span><span id="line-219"> dos.flush();</span> |
| <span class="source-line-no">220</span><span id="line-220"> assertEquals(FixedFileTrailer.getTrailerSize(version), dos.size());</span> |
| <span class="source-line-no">221</span><span id="line-221"> }</span> |
| <span class="source-line-no">222</span><span id="line-222"></span> |
| <span class="source-line-no">223</span><span id="line-223"> byte[] bytes = baos.toByteArray();</span> |
| <span class="source-line-no">224</span><span id="line-224"> baos.reset();</span> |
| <span class="source-line-no">225</span><span id="line-225"> assertEquals(bytes.length, FixedFileTrailer.getTrailerSize(version));</span> |
| <span class="source-line-no">226</span><span id="line-226"></span> |
| <span class="source-line-no">227</span><span id="line-227"> ByteArrayInputStream bais = new ByteArrayInputStream(bytes);</span> |
| <span class="source-line-no">228</span><span id="line-228"> {</span> |
| <span class="source-line-no">229</span><span id="line-229"> DataInputStream dis = new DataInputStream(bais);</span> |
| <span class="source-line-no">230</span><span id="line-230"> FixedFileTrailer t2 =</span> |
| <span class="source-line-no">231</span><span id="line-231"> new FixedFileTrailer(version, HFileReaderImpl.MINOR_VERSION_NO_CHECKSUM);</span> |
| <span class="source-line-no">232</span><span id="line-232"> t2.deserialize(dis);</span> |
| <span class="source-line-no">233</span><span id="line-233"> assertEquals(-1, bais.read()); // Ensure we have read everything.</span> |
| <span class="source-line-no">234</span><span id="line-234"> checkLoadedTrailer(version, t, t2);</span> |
| <span class="source-line-no">235</span><span id="line-235"> }</span> |
| <span class="source-line-no">236</span><span id="line-236"> }</span> |
| <span class="source-line-no">237</span><span id="line-237"> }</span> |
| <span class="source-line-no">238</span><span id="line-238"></span> |
| <span class="source-line-no">239</span><span id="line-239"> // Copied from FixedFileTrailer for testing the reading part of</span> |
| <span class="source-line-no">240</span><span id="line-240"> // FixedFileTrailer of non PB</span> |
| <span class="source-line-no">241</span><span id="line-241"> // serialized FFTs.</span> |
| <span class="source-line-no">242</span><span id="line-242"> private void serializeAsWritable(DataOutputStream output, FixedFileTrailer fft)</span> |
| <span class="source-line-no">243</span><span id="line-243"> throws IOException {</span> |
| <span class="source-line-no">244</span><span id="line-244"> BlockType.TRAILER.write(output);</span> |
| <span class="source-line-no">245</span><span id="line-245"> output.writeLong(fft.getFileInfoOffset());</span> |
| <span class="source-line-no">246</span><span id="line-246"> output.writeLong(fft.getLoadOnOpenDataOffset());</span> |
| <span class="source-line-no">247</span><span id="line-247"> output.writeInt(fft.getDataIndexCount());</span> |
| <span class="source-line-no">248</span><span id="line-248"> output.writeLong(fft.getUncompressedDataIndexSize());</span> |
| <span class="source-line-no">249</span><span id="line-249"> output.writeInt(fft.getMetaIndexCount());</span> |
| <span class="source-line-no">250</span><span id="line-250"> output.writeLong(fft.getTotalUncompressedBytes());</span> |
| <span class="source-line-no">251</span><span id="line-251"> output.writeLong(fft.getEntryCount());</span> |
| <span class="source-line-no">252</span><span id="line-252"> output.writeInt(fft.getCompressionCodec().ordinal());</span> |
| <span class="source-line-no">253</span><span id="line-253"> output.writeInt(fft.getNumDataIndexLevels());</span> |
| <span class="source-line-no">254</span><span id="line-254"> output.writeLong(fft.getFirstDataBlockOffset());</span> |
| <span class="source-line-no">255</span><span id="line-255"> output.writeLong(fft.getLastDataBlockOffset());</span> |
| <span class="source-line-no">256</span><span id="line-256"> Bytes.writeStringFixedSize(output, fft.getComparatorClassName(), MAX_COMPARATOR_NAME_LENGTH);</span> |
| <span class="source-line-no">257</span><span id="line-257"> output</span> |
| <span class="source-line-no">258</span><span id="line-258"> .writeInt(FixedFileTrailer.materializeVersion(fft.getMajorVersion(), fft.getMinorVersion()));</span> |
| <span class="source-line-no">259</span><span id="line-259"> }</span> |
| <span class="source-line-no">260</span><span id="line-260"></span> |
| <span class="source-line-no">261</span><span id="line-261"> private FixedFileTrailer readTrailer(Path trailerPath) throws IOException {</span> |
| <span class="source-line-no">262</span><span id="line-262"> FSDataInputStream fsdis = fs.open(trailerPath);</span> |
| <span class="source-line-no">263</span><span id="line-263"> FixedFileTrailer trailerRead =</span> |
| <span class="source-line-no">264</span><span id="line-264"> FixedFileTrailer.readFromStream(fsdis, fs.getFileStatus(trailerPath).getLen());</span> |
| <span class="source-line-no">265</span><span id="line-265"> fsdis.close();</span> |
| <span class="source-line-no">266</span><span id="line-266"> return trailerRead;</span> |
| <span class="source-line-no">267</span><span id="line-267"> }</span> |
| <span class="source-line-no">268</span><span id="line-268"></span> |
| <span class="source-line-no">269</span><span id="line-269"> private void writeTrailer(Path trailerPath, FixedFileTrailer t, byte[] useBytesInstead)</span> |
| <span class="source-line-no">270</span><span id="line-270"> throws IOException {</span> |
| <span class="source-line-no">271</span><span id="line-271"> assert (t == null) != (useBytesInstead == null); // Expect one non-null.</span> |
| <span class="source-line-no">272</span><span id="line-272"></span> |
| <span class="source-line-no">273</span><span id="line-273"> FSDataOutputStream fsdos = fs.create(trailerPath);</span> |
| <span class="source-line-no">274</span><span id="line-274"> fsdos.write(135); // to make deserializer's job less trivial</span> |
| <span class="source-line-no">275</span><span id="line-275"> if (useBytesInstead != null) {</span> |
| <span class="source-line-no">276</span><span id="line-276"> fsdos.write(useBytesInstead);</span> |
| <span class="source-line-no">277</span><span id="line-277"> } else {</span> |
| <span class="source-line-no">278</span><span id="line-278"> t.serialize(fsdos);</span> |
| <span class="source-line-no">279</span><span id="line-279"> }</span> |
| <span class="source-line-no">280</span><span id="line-280"> fsdos.close();</span> |
| <span class="source-line-no">281</span><span id="line-281"> }</span> |
| <span class="source-line-no">282</span><span id="line-282"></span> |
| <span class="source-line-no">283</span><span id="line-283"> private void checkLoadedTrailer(int version, FixedFileTrailer expected, FixedFileTrailer loaded)</span> |
| <span class="source-line-no">284</span><span id="line-284"> throws IOException {</span> |
| <span class="source-line-no">285</span><span id="line-285"> assertEquals(version, loaded.getMajorVersion());</span> |
| <span class="source-line-no">286</span><span id="line-286"> assertEquals(expected.getDataIndexCount(), loaded.getDataIndexCount());</span> |
| <span class="source-line-no">287</span><span id="line-287"></span> |
| <span class="source-line-no">288</span><span id="line-288"> assertEquals(</span> |
| <span class="source-line-no">289</span><span id="line-289"> Math.min(expected.getEntryCount(), version == 1 ? Integer.MAX_VALUE : Long.MAX_VALUE),</span> |
| <span class="source-line-no">290</span><span id="line-290"> loaded.getEntryCount());</span> |
| <span class="source-line-no">291</span><span id="line-291"></span> |
| <span class="source-line-no">292</span><span id="line-292"> if (version == 1) {</span> |
| <span class="source-line-no">293</span><span id="line-293"> assertEquals(expected.getFileInfoOffset(), loaded.getFileInfoOffset());</span> |
| <span class="source-line-no">294</span><span id="line-294"> }</span> |
| <span class="source-line-no">295</span><span id="line-295"></span> |
| <span class="source-line-no">296</span><span id="line-296"> if (version == 2) {</span> |
| <span class="source-line-no">297</span><span id="line-297"> assertEquals(expected.getLastDataBlockOffset(), loaded.getLastDataBlockOffset());</span> |
| <span class="source-line-no">298</span><span id="line-298"> assertEquals(expected.getNumDataIndexLevels(), loaded.getNumDataIndexLevels());</span> |
| <span class="source-line-no">299</span><span id="line-299"> assertEquals(expected.createComparator().getClass().getName(),</span> |
| <span class="source-line-no">300</span><span id="line-300"> loaded.createComparator().getClass().getName());</span> |
| <span class="source-line-no">301</span><span id="line-301"> assertEquals(expected.getFirstDataBlockOffset(), loaded.getFirstDataBlockOffset());</span> |
| <span class="source-line-no">302</span><span id="line-302"> assertTrue(expected.createComparator() instanceof CellComparatorImpl);</span> |
| <span class="source-line-no">303</span><span id="line-303"> assertEquals(expected.getUncompressedDataIndexSize(), loaded.getUncompressedDataIndexSize());</span> |
| <span class="source-line-no">304</span><span id="line-304"> }</span> |
| <span class="source-line-no">305</span><span id="line-305"></span> |
| <span class="source-line-no">306</span><span id="line-306"> assertEquals(expected.getLoadOnOpenDataOffset(), loaded.getLoadOnOpenDataOffset());</span> |
| <span class="source-line-no">307</span><span id="line-307"> assertEquals(expected.getMetaIndexCount(), loaded.getMetaIndexCount());</span> |
| <span class="source-line-no">308</span><span id="line-308"></span> |
| <span class="source-line-no">309</span><span id="line-309"> assertEquals(expected.getTotalUncompressedBytes(), loaded.getTotalUncompressedBytes());</span> |
| <span class="source-line-no">310</span><span id="line-310"> }</span> |
| <span class="source-line-no">311</span><span id="line-311"></span> |
| <span class="source-line-no">312</span><span id="line-312">}</span> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
