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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.mapreduce;</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.assertFalse;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.mockito.Mockito.*;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.mockito.Mockito.doReturn;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.mockito.Mockito.doThrow;</span> |
| <span class="source-line-no">026</span><span id="line-26">import static org.mockito.Mockito.mock;</span> |
| <span class="source-line-no">027</span><span id="line-27">import static org.mockito.Mockito.spy;</span> |
| <span class="source-line-no">028</span><span id="line-28"></span> |
| <span class="source-line-no">029</span><span id="line-29">import java.io.IOException;</span> |
| <span class="source-line-no">030</span><span id="line-30">import java.util.Arrays;</span> |
| <span class="source-line-no">031</span><span id="line-31">import java.util.Map;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.Cell;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.CompareOperator;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.HBaseConfiguration;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.HBaseTestingUtil;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.NotServingRegionException;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.client.Connection;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.client.ConnectionFactory;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.client.ResultScanner;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.client.Scan;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.filter.Filter;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.filter.RegexStringComparator;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.filter.RowFilter;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.io.ImmutableBytesWritable;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.hadoop.hbase.testclassification.LargeTests;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.hadoop.io.NullWritable;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.hadoop.mapred.JobConf;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.hadoop.mapred.JobConfigurable;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.hadoop.mapred.MiniMRCluster;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.apache.hadoop.mapreduce.InputFormat;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hadoop.mapreduce.Job;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.apache.hadoop.mapreduce.JobContext;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.apache.hadoop.mapreduce.lib.output.NullOutputFormat;</span> |
| <span class="source-line-no">060</span><span id="line-60">import org.junit.AfterClass;</span> |
| <span class="source-line-no">061</span><span id="line-61">import org.junit.Before;</span> |
| <span class="source-line-no">062</span><span id="line-62">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">063</span><span id="line-63">import org.junit.ClassRule;</span> |
| <span class="source-line-no">064</span><span id="line-64">import org.junit.Test;</span> |
| <span class="source-line-no">065</span><span id="line-65">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">066</span><span id="line-66">import org.mockito.invocation.InvocationOnMock;</span> |
| <span class="source-line-no">067</span><span id="line-67">import org.mockito.stubbing.Answer;</span> |
| <span class="source-line-no">068</span><span id="line-68">import org.slf4j.Logger;</span> |
| <span class="source-line-no">069</span><span id="line-69">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">070</span><span id="line-70"></span> |
| <span class="source-line-no">071</span><span id="line-71">/**</span> |
| <span class="source-line-no">072</span><span id="line-72"> * This tests the TableInputFormat and its recovery semantics</span> |
| <span class="source-line-no">073</span><span id="line-73"> */</span> |
| <span class="source-line-no">074</span><span id="line-74">@Category(LargeTests.class)</span> |
| <span class="source-line-no">075</span><span id="line-75">public class TestTableInputFormat {</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> @ClassRule</span> |
| <span class="source-line-no">078</span><span id="line-78"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">079</span><span id="line-79"> HBaseClassTestRule.forClass(TestTableInputFormat.class);</span> |
| <span class="source-line-no">080</span><span id="line-80"></span> |
| <span class="source-line-no">081</span><span id="line-81"> private static final Logger LOG = LoggerFactory.getLogger(TestTableInputFormat.class);</span> |
| <span class="source-line-no">082</span><span id="line-82"></span> |
| <span class="source-line-no">083</span><span id="line-83"> private final static HBaseTestingUtil UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">084</span><span id="line-84"> private static MiniMRCluster mrCluster;</span> |
| <span class="source-line-no">085</span><span id="line-85"> static final byte[] FAMILY = Bytes.toBytes("family");</span> |
| <span class="source-line-no">086</span><span id="line-86"></span> |
| <span class="source-line-no">087</span><span id="line-87"> private static final byte[][] columns = new byte[][] { FAMILY };</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> @BeforeClass</span> |
| <span class="source-line-no">090</span><span id="line-90"> public static void beforeClass() throws Exception {</span> |
| <span class="source-line-no">091</span><span id="line-91"> UTIL.startMiniCluster();</span> |
| <span class="source-line-no">092</span><span id="line-92"> }</span> |
| <span class="source-line-no">093</span><span id="line-93"></span> |
| <span class="source-line-no">094</span><span id="line-94"> @AfterClass</span> |
| <span class="source-line-no">095</span><span id="line-95"> public static void afterClass() throws Exception {</span> |
| <span class="source-line-no">096</span><span id="line-96"> UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">097</span><span id="line-97"> }</span> |
| <span class="source-line-no">098</span><span id="line-98"></span> |
| <span class="source-line-no">099</span><span id="line-99"> @Before</span> |
| <span class="source-line-no">100</span><span id="line-100"> public void before() throws IOException {</span> |
| <span class="source-line-no">101</span><span id="line-101"> LOG.info("before");</span> |
| <span class="source-line-no">102</span><span id="line-102"> UTIL.ensureSomeRegionServersAvailable(1);</span> |
| <span class="source-line-no">103</span><span id="line-103"> LOG.info("before done");</span> |
| <span class="source-line-no">104</span><span id="line-104"> }</span> |
| <span class="source-line-no">105</span><span id="line-105"></span> |
| <span class="source-line-no">106</span><span id="line-106"> /**</span> |
| <span class="source-line-no">107</span><span id="line-107"> * Setup a table with two rows and values.</span> |
| <span class="source-line-no">108</span><span id="line-108"> * @return A Table instance for the created table.</span> |
| <span class="source-line-no">109</span><span id="line-109"> */</span> |
| <span class="source-line-no">110</span><span id="line-110"> public static Table createTable(byte[] tableName) throws IOException {</span> |
| <span class="source-line-no">111</span><span id="line-111"> return createTable(tableName, new byte[][] { FAMILY });</span> |
| <span class="source-line-no">112</span><span id="line-112"> }</span> |
| <span class="source-line-no">113</span><span id="line-113"></span> |
| <span class="source-line-no">114</span><span id="line-114"> /**</span> |
| <span class="source-line-no">115</span><span id="line-115"> * Setup a table with two rows and values per column family.</span> |
| <span class="source-line-no">116</span><span id="line-116"> * @return A Table instance for the created table.</span> |
| <span class="source-line-no">117</span><span id="line-117"> */</span> |
| <span class="source-line-no">118</span><span id="line-118"> public static Table createTable(byte[] tableName, byte[][] families) throws IOException {</span> |
| <span class="source-line-no">119</span><span id="line-119"> Table table = UTIL.createTable(TableName.valueOf(tableName), families);</span> |
| <span class="source-line-no">120</span><span id="line-120"> Put p = new Put(Bytes.toBytes("aaa"));</span> |
| <span class="source-line-no">121</span><span id="line-121"> for (byte[] family : families) {</span> |
| <span class="source-line-no">122</span><span id="line-122"> p.addColumn(family, null, Bytes.toBytes("value aaa"));</span> |
| <span class="source-line-no">123</span><span id="line-123"> }</span> |
| <span class="source-line-no">124</span><span id="line-124"> table.put(p);</span> |
| <span class="source-line-no">125</span><span id="line-125"> p = new Put(Bytes.toBytes("bbb"));</span> |
| <span class="source-line-no">126</span><span id="line-126"> for (byte[] family : families) {</span> |
| <span class="source-line-no">127</span><span id="line-127"> p.addColumn(family, null, Bytes.toBytes("value bbb"));</span> |
| <span class="source-line-no">128</span><span id="line-128"> }</span> |
| <span class="source-line-no">129</span><span id="line-129"> table.put(p);</span> |
| <span class="source-line-no">130</span><span id="line-130"> return table;</span> |
| <span class="source-line-no">131</span><span id="line-131"> }</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> /**</span> |
| <span class="source-line-no">134</span><span id="line-134"> * Verify that the result and key have expected values.</span> |
| <span class="source-line-no">135</span><span id="line-135"> * @param r single row result</span> |
| <span class="source-line-no">136</span><span id="line-136"> * @param key the row key</span> |
| <span class="source-line-no">137</span><span id="line-137"> * @param expectedKey the expected key</span> |
| <span class="source-line-no">138</span><span id="line-138"> * @param expectedValue the expected value</span> |
| <span class="source-line-no">139</span><span id="line-139"> * @return true if the result contains the expected key and value, false otherwise.</span> |
| <span class="source-line-no">140</span><span id="line-140"> */</span> |
| <span class="source-line-no">141</span><span id="line-141"> static boolean checkResult(Result r, ImmutableBytesWritable key, byte[] expectedKey,</span> |
| <span class="source-line-no">142</span><span id="line-142"> byte[] expectedValue) {</span> |
| <span class="source-line-no">143</span><span id="line-143"> assertEquals(0, key.compareTo(expectedKey));</span> |
| <span class="source-line-no">144</span><span id="line-144"> Map<byte[], byte[]> vals = r.getFamilyMap(FAMILY);</span> |
| <span class="source-line-no">145</span><span id="line-145"> byte[] value = vals.values().iterator().next();</span> |
| <span class="source-line-no">146</span><span id="line-146"> assertTrue(Arrays.equals(value, expectedValue));</span> |
| <span class="source-line-no">147</span><span id="line-147"> return true; // if succeed</span> |
| <span class="source-line-no">148</span><span id="line-148"> }</span> |
| <span class="source-line-no">149</span><span id="line-149"></span> |
| <span class="source-line-no">150</span><span id="line-150"> /**</span> |
| <span class="source-line-no">151</span><span id="line-151"> * Create table data and run tests on specified htable using the o.a.h.hbase.mapreduce API.</span> |
| <span class="source-line-no">152</span><span id="line-152"> */</span> |
| <span class="source-line-no">153</span><span id="line-153"> static void runTestMapreduce(Table table) throws IOException, InterruptedException {</span> |
| <span class="source-line-no">154</span><span id="line-154"> org.apache.hadoop.hbase.mapreduce.TableRecordReaderImpl trr =</span> |
| <span class="source-line-no">155</span><span id="line-155"> new org.apache.hadoop.hbase.mapreduce.TableRecordReaderImpl();</span> |
| <span class="source-line-no">156</span><span id="line-156"> Scan s = new Scan();</span> |
| <span class="source-line-no">157</span><span id="line-157"> s.withStartRow(Bytes.toBytes("aaa"));</span> |
| <span class="source-line-no">158</span><span id="line-158"> s.withStopRow(Bytes.toBytes("zzz"));</span> |
| <span class="source-line-no">159</span><span id="line-159"> s.addFamily(FAMILY);</span> |
| <span class="source-line-no">160</span><span id="line-160"> trr.setScan(s);</span> |
| <span class="source-line-no">161</span><span id="line-161"> trr.setHTable(table);</span> |
| <span class="source-line-no">162</span><span id="line-162"></span> |
| <span class="source-line-no">163</span><span id="line-163"> trr.initialize(null, null);</span> |
| <span class="source-line-no">164</span><span id="line-164"> Result r = new Result();</span> |
| <span class="source-line-no">165</span><span id="line-165"> ImmutableBytesWritable key = new ImmutableBytesWritable();</span> |
| <span class="source-line-no">166</span><span id="line-166"></span> |
| <span class="source-line-no">167</span><span id="line-167"> boolean more = trr.nextKeyValue();</span> |
| <span class="source-line-no">168</span><span id="line-168"> assertTrue(more);</span> |
| <span class="source-line-no">169</span><span id="line-169"> key = trr.getCurrentKey();</span> |
| <span class="source-line-no">170</span><span id="line-170"> r = trr.getCurrentValue();</span> |
| <span class="source-line-no">171</span><span id="line-171"> checkResult(r, key, Bytes.toBytes("aaa"), Bytes.toBytes("value aaa"));</span> |
| <span class="source-line-no">172</span><span id="line-172"></span> |
| <span class="source-line-no">173</span><span id="line-173"> more = trr.nextKeyValue();</span> |
| <span class="source-line-no">174</span><span id="line-174"> assertTrue(more);</span> |
| <span class="source-line-no">175</span><span id="line-175"> key = trr.getCurrentKey();</span> |
| <span class="source-line-no">176</span><span id="line-176"> r = trr.getCurrentValue();</span> |
| <span class="source-line-no">177</span><span id="line-177"> checkResult(r, key, Bytes.toBytes("bbb"), Bytes.toBytes("value bbb"));</span> |
| <span class="source-line-no">178</span><span id="line-178"></span> |
| <span class="source-line-no">179</span><span id="line-179"> // no more data</span> |
| <span class="source-line-no">180</span><span id="line-180"> more = trr.nextKeyValue();</span> |
| <span class="source-line-no">181</span><span id="line-181"> assertFalse(more);</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"> * Create a table that IOE's on first scanner next call</span> |
| <span class="source-line-no">186</span><span id="line-186"> */</span> |
| <span class="source-line-no">187</span><span id="line-187"> static Table createIOEScannerTable(byte[] name, final int failCnt) throws IOException {</span> |
| <span class="source-line-no">188</span><span id="line-188"> // build up a mock scanner stuff to fail the first time</span> |
| <span class="source-line-no">189</span><span id="line-189"> Answer<ResultScanner> a = new Answer<ResultScanner>() {</span> |
| <span class="source-line-no">190</span><span id="line-190"> int cnt = 0;</span> |
| <span class="source-line-no">191</span><span id="line-191"></span> |
| <span class="source-line-no">192</span><span id="line-192"> @Override</span> |
| <span class="source-line-no">193</span><span id="line-193"> public ResultScanner answer(InvocationOnMock invocation) throws Throwable {</span> |
| <span class="source-line-no">194</span><span id="line-194"> // first invocation return the busted mock scanner</span> |
| <span class="source-line-no">195</span><span id="line-195"> if (cnt++ < failCnt) {</span> |
| <span class="source-line-no">196</span><span id="line-196"> // create mock ResultScanner that always fails.</span> |
| <span class="source-line-no">197</span><span id="line-197"> Scan scan = mock(Scan.class);</span> |
| <span class="source-line-no">198</span><span id="line-198"> doReturn(Bytes.toBytes("bogus")).when(scan).getStartRow(); // avoid npe</span> |
| <span class="source-line-no">199</span><span id="line-199"> ResultScanner scanner = mock(ResultScanner.class);</span> |
| <span class="source-line-no">200</span><span id="line-200"> // simulate TimeoutException / IOException</span> |
| <span class="source-line-no">201</span><span id="line-201"> doThrow(new IOException("Injected exception")).when(scanner).next();</span> |
| <span class="source-line-no">202</span><span id="line-202"> return scanner;</span> |
| <span class="source-line-no">203</span><span id="line-203"> }</span> |
| <span class="source-line-no">204</span><span id="line-204"></span> |
| <span class="source-line-no">205</span><span id="line-205"> // otherwise return the real scanner.</span> |
| <span class="source-line-no">206</span><span id="line-206"> return (ResultScanner) invocation.callRealMethod();</span> |
| <span class="source-line-no">207</span><span id="line-207"> }</span> |
| <span class="source-line-no">208</span><span id="line-208"> };</span> |
| <span class="source-line-no">209</span><span id="line-209"></span> |
| <span class="source-line-no">210</span><span id="line-210"> Table htable = spy(createTable(name));</span> |
| <span class="source-line-no">211</span><span id="line-211"> doAnswer(a).when(htable).getScanner(any(Scan.class));</span> |
| <span class="source-line-no">212</span><span id="line-212"> return htable;</span> |
| <span class="source-line-no">213</span><span id="line-213"> }</span> |
| <span class="source-line-no">214</span><span id="line-214"></span> |
| <span class="source-line-no">215</span><span id="line-215"> /**</span> |
| <span class="source-line-no">216</span><span id="line-216"> * Create a table that throws a NotServingRegionException on first scanner next call</span> |
| <span class="source-line-no">217</span><span id="line-217"> */</span> |
| <span class="source-line-no">218</span><span id="line-218"> static Table createDNRIOEScannerTable(byte[] name, final int failCnt) throws IOException {</span> |
| <span class="source-line-no">219</span><span id="line-219"> // build up a mock scanner stuff to fail the first time</span> |
| <span class="source-line-no">220</span><span id="line-220"> Answer<ResultScanner> a = new Answer<ResultScanner>() {</span> |
| <span class="source-line-no">221</span><span id="line-221"> int cnt = 0;</span> |
| <span class="source-line-no">222</span><span id="line-222"></span> |
| <span class="source-line-no">223</span><span id="line-223"> @Override</span> |
| <span class="source-line-no">224</span><span id="line-224"> public ResultScanner answer(InvocationOnMock invocation) throws Throwable {</span> |
| <span class="source-line-no">225</span><span id="line-225"> // first invocation return the busted mock scanner</span> |
| <span class="source-line-no">226</span><span id="line-226"> if (cnt++ < failCnt) {</span> |
| <span class="source-line-no">227</span><span id="line-227"> // create mock ResultScanner that always fails.</span> |
| <span class="source-line-no">228</span><span id="line-228"> Scan scan = mock(Scan.class);</span> |
| <span class="source-line-no">229</span><span id="line-229"> doReturn(Bytes.toBytes("bogus")).when(scan).getStartRow(); // avoid npe</span> |
| <span class="source-line-no">230</span><span id="line-230"> ResultScanner scanner = mock(ResultScanner.class);</span> |
| <span class="source-line-no">231</span><span id="line-231"></span> |
| <span class="source-line-no">232</span><span id="line-232"> invocation.callRealMethod(); // simulate NotServingRegionException</span> |
| <span class="source-line-no">233</span><span id="line-233"> doThrow(new NotServingRegionException("Injected simulated TimeoutException"))</span> |
| <span class="source-line-no">234</span><span id="line-234"> .when(scanner).next();</span> |
| <span class="source-line-no">235</span><span id="line-235"> return scanner;</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"> // otherwise return the real scanner.</span> |
| <span class="source-line-no">239</span><span id="line-239"> return (ResultScanner) invocation.callRealMethod();</span> |
| <span class="source-line-no">240</span><span id="line-240"> }</span> |
| <span class="source-line-no">241</span><span id="line-241"> };</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> Table htable = spy(createTable(name));</span> |
| <span class="source-line-no">244</span><span id="line-244"> doAnswer(a).when(htable).getScanner(any(Scan.class));</span> |
| <span class="source-line-no">245</span><span id="line-245"> return htable;</span> |
| <span class="source-line-no">246</span><span id="line-246"> }</span> |
| <span class="source-line-no">247</span><span id="line-247"></span> |
| <span class="source-line-no">248</span><span id="line-248"> /**</span> |
| <span class="source-line-no">249</span><span id="line-249"> * Run test assuming no errors using newer mapreduce api</span> |
| <span class="source-line-no">250</span><span id="line-250"> */</span> |
| <span class="source-line-no">251</span><span id="line-251"> @Test</span> |
| <span class="source-line-no">252</span><span id="line-252"> public void testTableRecordReaderMapreduce() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">253</span><span id="line-253"> Table table = createTable(Bytes.toBytes("table1-mr"));</span> |
| <span class="source-line-no">254</span><span id="line-254"> runTestMapreduce(table);</span> |
| <span class="source-line-no">255</span><span id="line-255"> }</span> |
| <span class="source-line-no">256</span><span id="line-256"></span> |
| <span class="source-line-no">257</span><span id="line-257"> /**</span> |
| <span class="source-line-no">258</span><span id="line-258"> * Run test assuming Scanner IOException failure using newer mapreduce api</span> |
| <span class="source-line-no">259</span><span id="line-259"> */</span> |
| <span class="source-line-no">260</span><span id="line-260"> @Test</span> |
| <span class="source-line-no">261</span><span id="line-261"> public void testTableRecordReaderScannerFailMapreduce() throws IOException, InterruptedException {</span> |
| <span class="source-line-no">262</span><span id="line-262"> Table htable = createIOEScannerTable(Bytes.toBytes("table2-mr"), 1);</span> |
| <span class="source-line-no">263</span><span id="line-263"> runTestMapreduce(htable);</span> |
| <span class="source-line-no">264</span><span id="line-264"> }</span> |
| <span class="source-line-no">265</span><span id="line-265"></span> |
| <span class="source-line-no">266</span><span id="line-266"> /**</span> |
| <span class="source-line-no">267</span><span id="line-267"> * Run test assuming Scanner IOException failure using newer mapreduce api</span> |
| <span class="source-line-no">268</span><span id="line-268"> */</span> |
| <span class="source-line-no">269</span><span id="line-269"> @Test(expected = IOException.class)</span> |
| <span class="source-line-no">270</span><span id="line-270"> public void testTableRecordReaderScannerFailMapreduceTwice()</span> |
| <span class="source-line-no">271</span><span id="line-271"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">272</span><span id="line-272"> Table htable = createIOEScannerTable(Bytes.toBytes("table3-mr"), 2);</span> |
| <span class="source-line-no">273</span><span id="line-273"> runTestMapreduce(htable);</span> |
| <span class="source-line-no">274</span><span id="line-274"> }</span> |
| <span class="source-line-no">275</span><span id="line-275"></span> |
| <span class="source-line-no">276</span><span id="line-276"> /**</span> |
| <span class="source-line-no">277</span><span id="line-277"> * Run test assuming NotServingRegionException using newer mapreduce api</span> |
| <span class="source-line-no">278</span><span id="line-278"> */</span> |
| <span class="source-line-no">279</span><span id="line-279"> @Test</span> |
| <span class="source-line-no">280</span><span id="line-280"> public void testTableRecordReaderScannerTimeoutMapreduce()</span> |
| <span class="source-line-no">281</span><span id="line-281"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">282</span><span id="line-282"> Table htable = createDNRIOEScannerTable(Bytes.toBytes("table4-mr"), 1);</span> |
| <span class="source-line-no">283</span><span id="line-283"> runTestMapreduce(htable);</span> |
| <span class="source-line-no">284</span><span id="line-284"> }</span> |
| <span class="source-line-no">285</span><span id="line-285"></span> |
| <span class="source-line-no">286</span><span id="line-286"> /**</span> |
| <span class="source-line-no">287</span><span id="line-287"> * Run test assuming NotServingRegionException using newer mapreduce api</span> |
| <span class="source-line-no">288</span><span id="line-288"> */</span> |
| <span class="source-line-no">289</span><span id="line-289"> @Test(expected = org.apache.hadoop.hbase.NotServingRegionException.class)</span> |
| <span class="source-line-no">290</span><span id="line-290"> public void testTableRecordReaderScannerTimeoutMapreduceTwice()</span> |
| <span class="source-line-no">291</span><span id="line-291"> throws IOException, InterruptedException {</span> |
| <span class="source-line-no">292</span><span id="line-292"> Table htable = createDNRIOEScannerTable(Bytes.toBytes("table5-mr"), 2);</span> |
| <span class="source-line-no">293</span><span id="line-293"> runTestMapreduce(htable);</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"> /**</span> |
| <span class="source-line-no">297</span><span id="line-297"> * Verify the example we present in javadocs on TableInputFormatBase</span> |
| <span class="source-line-no">298</span><span id="line-298"> */</span> |
| <span class="source-line-no">299</span><span id="line-299"> @Test</span> |
| <span class="source-line-no">300</span><span id="line-300"> public void testExtensionOfTableInputFormatBase()</span> |
| <span class="source-line-no">301</span><span id="line-301"> throws IOException, InterruptedException, ClassNotFoundException {</span> |
| <span class="source-line-no">302</span><span id="line-302"> LOG.info("testing use of an InputFormat taht extends InputFormatBase");</span> |
| <span class="source-line-no">303</span><span id="line-303"> final Table htable = createTable(Bytes.toBytes("exampleTable"),</span> |
| <span class="source-line-no">304</span><span id="line-304"> new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") });</span> |
| <span class="source-line-no">305</span><span id="line-305"> testInputFormat(ExampleTIF.class);</span> |
| <span class="source-line-no">306</span><span id="line-306"> }</span> |
| <span class="source-line-no">307</span><span id="line-307"></span> |
| <span class="source-line-no">308</span><span id="line-308"> @Test</span> |
| <span class="source-line-no">309</span><span id="line-309"> public void testJobConfigurableExtensionOfTableInputFormatBase()</span> |
| <span class="source-line-no">310</span><span id="line-310"> throws IOException, InterruptedException, ClassNotFoundException {</span> |
| <span class="source-line-no">311</span><span id="line-311"> LOG.info(</span> |
| <span class="source-line-no">312</span><span id="line-312"> "testing use of an InputFormat taht extends InputFormatBase, " + "using JobConfigurable.");</span> |
| <span class="source-line-no">313</span><span id="line-313"> final Table htable = createTable(Bytes.toBytes("exampleJobConfigurableTable"),</span> |
| <span class="source-line-no">314</span><span id="line-314"> new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") });</span> |
| <span class="source-line-no">315</span><span id="line-315"> testInputFormat(ExampleJobConfigurableTIF.class);</span> |
| <span class="source-line-no">316</span><span id="line-316"> }</span> |
| <span class="source-line-no">317</span><span id="line-317"></span> |
| <span class="source-line-no">318</span><span id="line-318"> @Test</span> |
| <span class="source-line-no">319</span><span id="line-319"> public void testDeprecatedExtensionOfTableInputFormatBase()</span> |
| <span class="source-line-no">320</span><span id="line-320"> throws IOException, InterruptedException, ClassNotFoundException {</span> |
| <span class="source-line-no">321</span><span id="line-321"> LOG.info("testing use of an InputFormat taht extends InputFormatBase, "</span> |
| <span class="source-line-no">322</span><span id="line-322"> + "using the approach documented in 0.98.");</span> |
| <span class="source-line-no">323</span><span id="line-323"> final Table htable = createTable(Bytes.toBytes("exampleDeprecatedTable"),</span> |
| <span class="source-line-no">324</span><span id="line-324"> new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") });</span> |
| <span class="source-line-no">325</span><span id="line-325"> testInputFormat(ExampleDeprecatedTIF.class);</span> |
| <span class="source-line-no">326</span><span id="line-326"> }</span> |
| <span class="source-line-no">327</span><span id="line-327"></span> |
| <span class="source-line-no">328</span><span id="line-328"> void testInputFormat(Class<? extends InputFormat> clazz)</span> |
| <span class="source-line-no">329</span><span id="line-329"> throws IOException, InterruptedException, ClassNotFoundException {</span> |
| <span class="source-line-no">330</span><span id="line-330"> final Job job = MapreduceTestingShim.createJob(UTIL.getConfiguration());</span> |
| <span class="source-line-no">331</span><span id="line-331"> job.setInputFormatClass(clazz);</span> |
| <span class="source-line-no">332</span><span id="line-332"> job.setOutputFormatClass(NullOutputFormat.class);</span> |
| <span class="source-line-no">333</span><span id="line-333"> job.setMapperClass(ExampleVerifier.class);</span> |
| <span class="source-line-no">334</span><span id="line-334"> job.setNumReduceTasks(0);</span> |
| <span class="source-line-no">335</span><span id="line-335"></span> |
| <span class="source-line-no">336</span><span id="line-336"> LOG.debug("submitting job.");</span> |
| <span class="source-line-no">337</span><span id="line-337"> assertTrue("job failed!", job.waitForCompletion(true));</span> |
| <span class="source-line-no">338</span><span id="line-338"> assertEquals("Saw the wrong number of instances of the filtered-for row.", 2, job.getCounters()</span> |
| <span class="source-line-no">339</span><span id="line-339"> .findCounter(TestTableInputFormat.class.getName() + ":row", "aaa").getValue());</span> |
| <span class="source-line-no">340</span><span id="line-340"> assertEquals("Saw any instances of the filtered out row.", 0, job.getCounters()</span> |
| <span class="source-line-no">341</span><span id="line-341"> .findCounter(TestTableInputFormat.class.getName() + ":row", "bbb").getValue());</span> |
| <span class="source-line-no">342</span><span id="line-342"> assertEquals("Saw the wrong number of instances of columnA.", 1, job.getCounters()</span> |
| <span class="source-line-no">343</span><span id="line-343"> .findCounter(TestTableInputFormat.class.getName() + ":family", "columnA").getValue());</span> |
| <span class="source-line-no">344</span><span id="line-344"> assertEquals("Saw the wrong number of instances of columnB.", 1, job.getCounters()</span> |
| <span class="source-line-no">345</span><span id="line-345"> .findCounter(TestTableInputFormat.class.getName() + ":family", "columnB").getValue());</span> |
| <span class="source-line-no">346</span><span id="line-346"> assertEquals("Saw the wrong count of values for the filtered-for row.", 2, job.getCounters()</span> |
| <span class="source-line-no">347</span><span id="line-347"> .findCounter(TestTableInputFormat.class.getName() + ":value", "value aaa").getValue());</span> |
| <span class="source-line-no">348</span><span id="line-348"> assertEquals("Saw the wrong count of values for the filtered-out row.", 0, job.getCounters()</span> |
| <span class="source-line-no">349</span><span id="line-349"> .findCounter(TestTableInputFormat.class.getName() + ":value", "value bbb").getValue());</span> |
| <span class="source-line-no">350</span><span id="line-350"> }</span> |
| <span class="source-line-no">351</span><span id="line-351"></span> |
| <span class="source-line-no">352</span><span id="line-352"> public static class ExampleVerifier extends TableMapper<NullWritable, NullWritable> {</span> |
| <span class="source-line-no">353</span><span id="line-353"></span> |
| <span class="source-line-no">354</span><span id="line-354"> @Override</span> |
| <span class="source-line-no">355</span><span id="line-355"> public void map(ImmutableBytesWritable key, Result value, Context context) throws IOException {</span> |
| <span class="source-line-no">356</span><span id="line-356"> for (Cell cell : value.listCells()) {</span> |
| <span class="source-line-no">357</span><span id="line-357"> context</span> |
| <span class="source-line-no">358</span><span id="line-358"> .getCounter(TestTableInputFormat.class.getName() + ":row",</span> |
| <span class="source-line-no">359</span><span id="line-359"> Bytes.toString(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()))</span> |
| <span class="source-line-no">360</span><span id="line-360"> .increment(1l);</span> |
| <span class="source-line-no">361</span><span id="line-361"> context</span> |
| <span class="source-line-no">362</span><span id="line-362"> .getCounter(TestTableInputFormat.class.getName() + ":family",</span> |
| <span class="source-line-no">363</span><span id="line-363"> Bytes.toString(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength()))</span> |
| <span class="source-line-no">364</span><span id="line-364"> .increment(1l);</span> |
| <span class="source-line-no">365</span><span id="line-365"> context</span> |
| <span class="source-line-no">366</span><span id="line-366"> .getCounter(TestTableInputFormat.class.getName() + ":value",</span> |
| <span class="source-line-no">367</span><span id="line-367"> Bytes.toString(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength()))</span> |
| <span class="source-line-no">368</span><span id="line-368"> .increment(1l);</span> |
| <span class="source-line-no">369</span><span id="line-369"> }</span> |
| <span class="source-line-no">370</span><span id="line-370"> }</span> |
| <span class="source-line-no">371</span><span id="line-371"></span> |
| <span class="source-line-no">372</span><span id="line-372"> }</span> |
| <span class="source-line-no">373</span><span id="line-373"></span> |
| <span class="source-line-no">374</span><span id="line-374"> public static class ExampleDeprecatedTIF extends TableInputFormatBase implements JobConfigurable {</span> |
| <span class="source-line-no">375</span><span id="line-375"></span> |
| <span class="source-line-no">376</span><span id="line-376"> @Override</span> |
| <span class="source-line-no">377</span><span id="line-377"> public void configure(JobConf job) {</span> |
| <span class="source-line-no">378</span><span id="line-378"> try {</span> |
| <span class="source-line-no">379</span><span id="line-379"> Connection connection = ConnectionFactory.createConnection(job);</span> |
| <span class="source-line-no">380</span><span id="line-380"> Table exampleTable = connection.getTable(TableName.valueOf(("exampleDeprecatedTable")));</span> |
| <span class="source-line-no">381</span><span id="line-381"> // mandatory</span> |
| <span class="source-line-no">382</span><span id="line-382"> initializeTable(connection, exampleTable.getName());</span> |
| <span class="source-line-no">383</span><span id="line-383"> byte[][] inputColumns = new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") };</span> |
| <span class="source-line-no">384</span><span id="line-384"> // optional</span> |
| <span class="source-line-no">385</span><span id="line-385"> Scan scan = new Scan();</span> |
| <span class="source-line-no">386</span><span id="line-386"> for (byte[] family : inputColumns) {</span> |
| <span class="source-line-no">387</span><span id="line-387"> scan.addFamily(family);</span> |
| <span class="source-line-no">388</span><span id="line-388"> }</span> |
| <span class="source-line-no">389</span><span id="line-389"> Filter exampleFilter =</span> |
| <span class="source-line-no">390</span><span id="line-390"> new RowFilter(CompareOperator.EQUAL, new RegexStringComparator("aa.*"));</span> |
| <span class="source-line-no">391</span><span id="line-391"> scan.setFilter(exampleFilter);</span> |
| <span class="source-line-no">392</span><span id="line-392"> setScan(scan);</span> |
| <span class="source-line-no">393</span><span id="line-393"> } catch (IOException exception) {</span> |
| <span class="source-line-no">394</span><span id="line-394"> throw new RuntimeException("Failed to configure for job.", exception);</span> |
| <span class="source-line-no">395</span><span id="line-395"> }</span> |
| <span class="source-line-no">396</span><span id="line-396"> }</span> |
| <span class="source-line-no">397</span><span id="line-397"></span> |
| <span class="source-line-no">398</span><span id="line-398"> }</span> |
| <span class="source-line-no">399</span><span id="line-399"></span> |
| <span class="source-line-no">400</span><span id="line-400"> public static class ExampleJobConfigurableTIF extends TableInputFormatBase</span> |
| <span class="source-line-no">401</span><span id="line-401"> implements JobConfigurable {</span> |
| <span class="source-line-no">402</span><span id="line-402"></span> |
| <span class="source-line-no">403</span><span id="line-403"> @Override</span> |
| <span class="source-line-no">404</span><span id="line-404"> public void configure(JobConf job) {</span> |
| <span class="source-line-no">405</span><span id="line-405"> try {</span> |
| <span class="source-line-no">406</span><span id="line-406"> Connection connection = ConnectionFactory.createConnection(HBaseConfiguration.create(job));</span> |
| <span class="source-line-no">407</span><span id="line-407"> TableName tableName = TableName.valueOf("exampleJobConfigurableTable");</span> |
| <span class="source-line-no">408</span><span id="line-408"> // mandatory</span> |
| <span class="source-line-no">409</span><span id="line-409"> initializeTable(connection, tableName);</span> |
| <span class="source-line-no">410</span><span id="line-410"> byte[][] inputColumns = new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") };</span> |
| <span class="source-line-no">411</span><span id="line-411"> // optional</span> |
| <span class="source-line-no">412</span><span id="line-412"> Scan scan = new Scan();</span> |
| <span class="source-line-no">413</span><span id="line-413"> for (byte[] family : inputColumns) {</span> |
| <span class="source-line-no">414</span><span id="line-414"> scan.addFamily(family);</span> |
| <span class="source-line-no">415</span><span id="line-415"> }</span> |
| <span class="source-line-no">416</span><span id="line-416"> Filter exampleFilter =</span> |
| <span class="source-line-no">417</span><span id="line-417"> new RowFilter(CompareOperator.EQUAL, new RegexStringComparator("aa.*"));</span> |
| <span class="source-line-no">418</span><span id="line-418"> scan.setFilter(exampleFilter);</span> |
| <span class="source-line-no">419</span><span id="line-419"> setScan(scan);</span> |
| <span class="source-line-no">420</span><span id="line-420"> } catch (IOException exception) {</span> |
| <span class="source-line-no">421</span><span id="line-421"> throw new RuntimeException("Failed to initialize.", exception);</span> |
| <span class="source-line-no">422</span><span id="line-422"> }</span> |
| <span class="source-line-no">423</span><span id="line-423"> }</span> |
| <span class="source-line-no">424</span><span id="line-424"> }</span> |
| <span class="source-line-no">425</span><span id="line-425"></span> |
| <span class="source-line-no">426</span><span id="line-426"> public static class ExampleTIF extends TableInputFormatBase {</span> |
| <span class="source-line-no">427</span><span id="line-427"></span> |
| <span class="source-line-no">428</span><span id="line-428"> @Override</span> |
| <span class="source-line-no">429</span><span id="line-429"> protected void initialize(JobContext job) throws IOException {</span> |
| <span class="source-line-no">430</span><span id="line-430"> Connection connection =</span> |
| <span class="source-line-no">431</span><span id="line-431"> ConnectionFactory.createConnection(HBaseConfiguration.create(job.getConfiguration()));</span> |
| <span class="source-line-no">432</span><span id="line-432"> TableName tableName = TableName.valueOf("exampleTable");</span> |
| <span class="source-line-no">433</span><span id="line-433"> // mandatory</span> |
| <span class="source-line-no">434</span><span id="line-434"> initializeTable(connection, tableName);</span> |
| <span class="source-line-no">435</span><span id="line-435"> byte[][] inputColumns = new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") };</span> |
| <span class="source-line-no">436</span><span id="line-436"> // optional</span> |
| <span class="source-line-no">437</span><span id="line-437"> Scan scan = new Scan();</span> |
| <span class="source-line-no">438</span><span id="line-438"> for (byte[] family : inputColumns) {</span> |
| <span class="source-line-no">439</span><span id="line-439"> scan.addFamily(family);</span> |
| <span class="source-line-no">440</span><span id="line-440"> }</span> |
| <span class="source-line-no">441</span><span id="line-441"> Filter exampleFilter =</span> |
| <span class="source-line-no">442</span><span id="line-442"> new RowFilter(CompareOperator.EQUAL, new RegexStringComparator("aa.*"));</span> |
| <span class="source-line-no">443</span><span id="line-443"> scan.setFilter(exampleFilter);</span> |
| <span class="source-line-no">444</span><span id="line-444"> setScan(scan);</span> |
| <span class="source-line-no">445</span><span id="line-445"> }</span> |
| <span class="source-line-no">446</span><span id="line-446"></span> |
| <span class="source-line-no">447</span><span id="line-447"> }</span> |
| <span class="source-line-no">448</span><span id="line-448">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
