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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> */<a name="line.17"></a> |
| <span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.mapred;<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>import static org.junit.Assert.assertEquals;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.junit.Assert.assertFalse;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.mockito.Matchers.anyObject;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.mockito.Mockito.doAnswer;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.mockito.Mockito.doReturn;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.mockito.Mockito.doThrow;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import static org.mockito.Mockito.mock;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import static org.mockito.Mockito.spy;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span><a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.io.IOException;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Arrays;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.Map;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.conf.Configuration;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.Cell;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.CompareOperator;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.NotServingRegionException;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.TableName;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.client.ConnectionFactory;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Put;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Result;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.Table;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.filter.Filter;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.filter.RegexStringComparator;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.filter.RowFilter;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.testclassification.LargeTests;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.testclassification.MapReduceTests;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.io.NullWritable;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.mapred.InputFormat;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.mapred.JobClient;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hadoop.mapred.JobConf;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hadoop.mapred.JobConfigurable;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hadoop.mapred.OutputCollector;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hadoop.mapred.Reporter;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.apache.hadoop.mapred.RunningJob;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.apache.hadoop.mapred.lib.NullOutputFormat;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.junit.AfterClass;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>import org.junit.Before;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>import org.junit.BeforeClass;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>import org.junit.ClassRule;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>import org.junit.Test;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>import org.junit.experimental.categories.Category;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>import org.mockito.invocation.InvocationOnMock;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span>import org.mockito.stubbing.Answer;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span>import org.slf4j.Logger;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span>import org.slf4j.LoggerFactory;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span>/**<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> * This tests the TableInputFormat and its recovery semantics<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> */<a name="line.77"></a> |
| <span class="sourceLineNo">078</span>@Category({MapReduceTests.class, LargeTests.class})<a name="line.78"></a> |
| <span class="sourceLineNo">079</span>public class TestTableInputFormat {<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> @ClassRule<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> HBaseClassTestRule.forClass(TestTableInputFormat.class);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span><a name="line.84"></a> |
| <span class="sourceLineNo">085</span> private static final Logger LOG = LoggerFactory.getLogger(TestTableInputFormat.class);<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> private final static HBaseTestingUtility UTIL = new HBaseTestingUtility();<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> static final byte[] FAMILY = Bytes.toBytes("family");<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> private static final byte[][] columns = new byte[][] { FAMILY };<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> @BeforeClass<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> public static void beforeClass() throws Exception {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> UTIL.startMiniCluster();<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> }<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> @AfterClass<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> public static void afterClass() throws Exception {<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> UTIL.shutdownMiniCluster();<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> }<a name="line.101"></a> |
| <span class="sourceLineNo">102</span><a name="line.102"></a> |
| <span class="sourceLineNo">103</span> @Before<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> public void before() throws IOException {<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> LOG.info("before");<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> UTIL.ensureSomeRegionServersAvailable(1);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> LOG.info("before done");<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> }<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> /**<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> * Setup a table with two rows and values.<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> *<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> * @param tableName the name of the table to create<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> * @return A Table instance for the created table.<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> * @throws IOException<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> */<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> public static Table createTable(byte[] tableName) throws IOException {<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> return createTable(tableName, new byte[][] { FAMILY });<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span><a name="line.120"></a> |
| <span class="sourceLineNo">121</span> /**<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> * Setup a table with two rows and values per column family.<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> *<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> * @param tableName<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> * @return A Table instance for the created table.<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * @throws IOException<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> */<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> public static Table createTable(byte[] tableName, byte[][] families) throws IOException {<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> Table table = UTIL.createTable(TableName.valueOf(tableName), families);<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> Put p = new Put(Bytes.toBytes("aaa"));<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> for (byte[] family : families) {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> p.addColumn(family, null, Bytes.toBytes("value aaa"));<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> }<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> table.put(p);<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> p = new Put(Bytes.toBytes("bbb"));<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> for (byte[] family : families) {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> p.addColumn(family, null, Bytes.toBytes("value bbb"));<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> }<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> table.put(p);<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> return table;<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> }<a name="line.141"></a> |
| <span class="sourceLineNo">142</span><a name="line.142"></a> |
| <span class="sourceLineNo">143</span> /**<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> * Verify that the result and key have expected values.<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> *<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> * @param r single row result<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> * @param key the row key<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> * @param expectedKey the expected key<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> * @param expectedValue the expected value<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> * @return true if the result contains the expected key and value, false otherwise.<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> */<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> static boolean checkResult(Result r, ImmutableBytesWritable key,<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> byte[] expectedKey, byte[] expectedValue) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> assertEquals(0, key.compareTo(expectedKey));<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> Map<byte[], byte[]> vals = r.getFamilyMap(FAMILY);<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> byte[] value = vals.values().iterator().next();<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> assertTrue(Arrays.equals(value, expectedValue));<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> return true; // if succeed<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> }<a name="line.159"></a> |
| <span class="sourceLineNo">160</span><a name="line.160"></a> |
| <span class="sourceLineNo">161</span> /**<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> * Create table data and run tests on specified htable using the<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> * o.a.h.hbase.mapred API.<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> *<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> * @param table<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> * @throws IOException<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> */<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> static void runTestMapred(Table table) throws IOException {<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> org.apache.hadoop.hbase.mapred.TableRecordReader trr =<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> new org.apache.hadoop.hbase.mapred.TableRecordReader();<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> trr.setStartRow(Bytes.toBytes("aaa"));<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> trr.setEndRow(Bytes.toBytes("zzz"));<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> trr.setHTable(table);<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> trr.setInputColumns(columns);<a name="line.174"></a> |
| <span class="sourceLineNo">175</span><a name="line.175"></a> |
| <span class="sourceLineNo">176</span> trr.init();<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> Result r = new Result();<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> ImmutableBytesWritable key = new ImmutableBytesWritable();<a name="line.178"></a> |
| <span class="sourceLineNo">179</span><a name="line.179"></a> |
| <span class="sourceLineNo">180</span> boolean more = trr.next(key, r);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> assertTrue(more);<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> checkResult(r, key, Bytes.toBytes("aaa"), Bytes.toBytes("value aaa"));<a name="line.182"></a> |
| <span class="sourceLineNo">183</span><a name="line.183"></a> |
| <span class="sourceLineNo">184</span> more = trr.next(key, r);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> assertTrue(more);<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> checkResult(r, key, Bytes.toBytes("bbb"), Bytes.toBytes("value bbb"));<a name="line.186"></a> |
| <span class="sourceLineNo">187</span><a name="line.187"></a> |
| <span class="sourceLineNo">188</span> // no more data<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> more = trr.next(key, r);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> assertFalse(more);<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> }<a name="line.191"></a> |
| <span class="sourceLineNo">192</span><a name="line.192"></a> |
| <span class="sourceLineNo">193</span> /**<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> * Create a table that IOE's on first scanner next call<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> *<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> * @throws IOException<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> */<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> static Table createIOEScannerTable(byte[] name, final int failCnt)<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> throws IOException {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> // build up a mock scanner stuff to fail the first time<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> Answer<ResultScanner> a = new Answer<ResultScanner>() {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> int cnt = 0;<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> @Override<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> public ResultScanner answer(InvocationOnMock invocation) throws Throwable {<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> // first invocation return the busted mock scanner<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> if (cnt++ < failCnt) {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> // create mock ResultScanner that always fails.<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> Scan scan = mock(Scan.class);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> doReturn(Bytes.toBytes("bogus")).when(scan).getStartRow(); // avoid npe<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> ResultScanner scanner = mock(ResultScanner.class);<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> // simulate TimeoutException / IOException<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> doThrow(new IOException("Injected exception")).when(scanner).next();<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> return scanner;<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> }<a name="line.215"></a> |
| <span class="sourceLineNo">216</span><a name="line.216"></a> |
| <span class="sourceLineNo">217</span> // otherwise return the real scanner.<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> return (ResultScanner) invocation.callRealMethod();<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> }<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> };<a name="line.220"></a> |
| <span class="sourceLineNo">221</span><a name="line.221"></a> |
| <span class="sourceLineNo">222</span> Table htable = spy(createTable(name));<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> doAnswer(a).when(htable).getScanner((Scan) anyObject());<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> return htable;<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> }<a name="line.225"></a> |
| <span class="sourceLineNo">226</span><a name="line.226"></a> |
| <span class="sourceLineNo">227</span> /**<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> * Create a table that throws a DoNoRetryIOException on first scanner next<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> * call<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> *<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> * @throws IOException<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> */<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> static Table createDNRIOEScannerTable(byte[] name, final int failCnt)<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> throws IOException {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> // build up a mock scanner stuff to fail the first time<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> Answer<ResultScanner> a = new Answer<ResultScanner>() {<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> int cnt = 0;<a name="line.237"></a> |
| <span class="sourceLineNo">238</span><a name="line.238"></a> |
| <span class="sourceLineNo">239</span> @Override<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> public ResultScanner answer(InvocationOnMock invocation) throws Throwable {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> // first invocation return the busted mock scanner<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> if (cnt++ < failCnt) {<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> // create mock ResultScanner that always fails.<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> Scan scan = mock(Scan.class);<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> doReturn(Bytes.toBytes("bogus")).when(scan).getStartRow(); // avoid npe<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> ResultScanner scanner = mock(ResultScanner.class);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span><a name="line.247"></a> |
| <span class="sourceLineNo">248</span> invocation.callRealMethod(); // simulate NotServingRegionException<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> doThrow(<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> new NotServingRegionException("Injected simulated TimeoutException"))<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> .when(scanner).next();<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> return scanner;<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> }<a name="line.253"></a> |
| <span class="sourceLineNo">254</span><a name="line.254"></a> |
| <span class="sourceLineNo">255</span> // otherwise return the real scanner.<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> return (ResultScanner) invocation.callRealMethod();<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> }<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> };<a name="line.258"></a> |
| <span class="sourceLineNo">259</span><a name="line.259"></a> |
| <span class="sourceLineNo">260</span> Table htable = spy(createTable(name));<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> doAnswer(a).when(htable).getScanner((Scan) anyObject());<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> return htable;<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> }<a name="line.263"></a> |
| <span class="sourceLineNo">264</span><a name="line.264"></a> |
| <span class="sourceLineNo">265</span> /**<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> * Run test assuming no errors using mapred api.<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> *<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> * @throws IOException<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> */<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> @Test<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> public void testTableRecordReader() throws IOException {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> Table table = createTable(Bytes.toBytes("table1"));<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> runTestMapred(table);<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> }<a name="line.274"></a> |
| <span class="sourceLineNo">275</span><a name="line.275"></a> |
| <span class="sourceLineNo">276</span> /**<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> * Run test assuming Scanner IOException failure using mapred api,<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> *<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> * @throws IOException<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> */<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> @Test<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> public void testTableRecordReaderScannerFail() throws IOException {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> Table htable = createIOEScannerTable(Bytes.toBytes("table2"), 1);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> runTestMapred(htable);<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> }<a name="line.285"></a> |
| <span class="sourceLineNo">286</span><a name="line.286"></a> |
| <span class="sourceLineNo">287</span> /**<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> * Run test assuming Scanner IOException failure using mapred api,<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> *<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> * @throws IOException<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> */<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> @Test(expected = IOException.class)<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> public void testTableRecordReaderScannerFailTwice() throws IOException {<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> Table htable = createIOEScannerTable(Bytes.toBytes("table3"), 2);<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> runTestMapred(htable);<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> /**<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> * Run test assuming NotServingRegionException using mapred api.<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> *<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> * @throws org.apache.hadoop.hbase.DoNotRetryIOException<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> */<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> @Test<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> public void testTableRecordReaderScannerTimeout() throws IOException {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> Table htable = createDNRIOEScannerTable(Bytes.toBytes("table4"), 1);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> runTestMapred(htable);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> }<a name="line.307"></a> |
| <span class="sourceLineNo">308</span><a name="line.308"></a> |
| <span class="sourceLineNo">309</span> /**<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> * Run test assuming NotServingRegionException using mapred api.<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> *<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> * @throws org.apache.hadoop.hbase.DoNotRetryIOException<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> */<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> @Test(expected = org.apache.hadoop.hbase.NotServingRegionException.class)<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> public void testTableRecordReaderScannerTimeoutTwice() throws IOException {<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> Table htable = createDNRIOEScannerTable(Bytes.toBytes("table5"), 2);<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> runTestMapred(htable);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> }<a name="line.318"></a> |
| <span class="sourceLineNo">319</span><a name="line.319"></a> |
| <span class="sourceLineNo">320</span> /**<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> * Verify the example we present in javadocs on TableInputFormatBase<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> */<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> @Test<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> public void testExtensionOfTableInputFormatBase() throws IOException {<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> LOG.info("testing use of an InputFormat taht extends InputFormatBase");<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> final Table table = createTable(Bytes.toBytes("exampleTable"),<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") });<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> testInputFormat(ExampleTIF.class);<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> }<a name="line.329"></a> |
| <span class="sourceLineNo">330</span><a name="line.330"></a> |
| <span class="sourceLineNo">331</span> @Test<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> public void testDeprecatedExtensionOfTableInputFormatBase() throws IOException {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> LOG.info("testing use of an InputFormat taht extends InputFormatBase, "<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> + "as it was given in 0.98.");<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> final Table table = createTable(Bytes.toBytes("exampleDeprecatedTable"),<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") });<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> testInputFormat(ExampleDeprecatedTIF.class);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> }<a name="line.338"></a> |
| <span class="sourceLineNo">339</span><a name="line.339"></a> |
| <span class="sourceLineNo">340</span> @Test<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> public void testJobConfigurableExtensionOfTableInputFormatBase() throws IOException {<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> LOG.info("testing use of an InputFormat taht extends InputFormatBase, "<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> + "using JobConfigurable.");<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> final Table table = createTable(Bytes.toBytes("exampleJobConfigurableTable"),<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> new byte[][] { Bytes.toBytes("columnA"), Bytes.toBytes("columnB") });<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> testInputFormat(ExampleJobConfigurableTIF.class);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> }<a name="line.347"></a> |
| <span class="sourceLineNo">348</span><a name="line.348"></a> |
| <span class="sourceLineNo">349</span> void testInputFormat(Class<? extends InputFormat> clazz) throws IOException {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> Configuration conf = UTIL.getConfiguration();<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> final JobConf job = new JobConf(conf);<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> job.setInputFormat(clazz);<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> job.setOutputFormat(NullOutputFormat.class);<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> job.setMapperClass(ExampleVerifier.class);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> job.setNumReduceTasks(0);<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> LOG.debug("submitting job.");<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> final RunningJob run = JobClient.runJob(job);<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> assertTrue("job failed!", run.isSuccessful());<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> assertEquals("Saw the wrong number of instances of the filtered-for row.", 2, run.getCounters()<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> .findCounter(TestTableInputFormat.class.getName() + ":row", "aaa").getCounter());<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> assertEquals("Saw any instances of the filtered out row.", 0, run.getCounters()<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> .findCounter(TestTableInputFormat.class.getName() + ":row", "bbb").getCounter());<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> assertEquals("Saw the wrong number of instances of columnA.", 1, run.getCounters()<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> .findCounter(TestTableInputFormat.class.getName() + ":family", "columnA").getCounter());<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> assertEquals("Saw the wrong number of instances of columnB.", 1, run.getCounters()<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> .findCounter(TestTableInputFormat.class.getName() + ":family", "columnB").getCounter());<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> assertEquals("Saw the wrong count of values for the filtered-for row.", 2, run.getCounters()<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> .findCounter(TestTableInputFormat.class.getName() + ":value", "value aaa").getCounter());<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> assertEquals("Saw the wrong count of values for the filtered-out row.", 0, run.getCounters()<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> .findCounter(TestTableInputFormat.class.getName() + ":value", "value bbb").getCounter());<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> }<a name="line.371"></a> |
| <span class="sourceLineNo">372</span><a name="line.372"></a> |
| <span class="sourceLineNo">373</span> public static class ExampleVerifier implements TableMap<NullWritable, NullWritable> {<a name="line.373"></a> |
| <span class="sourceLineNo">374</span><a name="line.374"></a> |
| <span class="sourceLineNo">375</span> @Override<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> public void configure(JobConf conf) {<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> }<a name="line.377"></a> |
| <span class="sourceLineNo">378</span><a name="line.378"></a> |
| <span class="sourceLineNo">379</span> @Override<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> public void map(ImmutableBytesWritable key, Result value,<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> OutputCollector<NullWritable,NullWritable> output,<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> Reporter reporter) throws IOException {<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> for (Cell cell : value.listCells()) {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> reporter.getCounter(TestTableInputFormat.class.getName() + ":row",<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> Bytes.toString(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()))<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> .increment(1l);<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> reporter.getCounter(TestTableInputFormat.class.getName() + ":family",<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> Bytes.toString(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength()))<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> .increment(1l);<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> reporter.getCounter(TestTableInputFormat.class.getName() + ":value",<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> Bytes.toString(cell.getValueArray(), cell.getValueOffset(), cell.getValueLength()))<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> .increment(1l);<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> }<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> }<a name="line.394"></a> |
| <span class="sourceLineNo">395</span><a name="line.395"></a> |
| <span class="sourceLineNo">396</span> @Override<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> public void close() {<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> }<a name="line.398"></a> |
| <span class="sourceLineNo">399</span><a name="line.399"></a> |
| <span class="sourceLineNo">400</span> }<a name="line.400"></a> |
| <span class="sourceLineNo">401</span><a name="line.401"></a> |
| <span class="sourceLineNo">402</span> public static class ExampleDeprecatedTIF extends TableInputFormatBase implements JobConfigurable {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span><a name="line.403"></a> |
| <span class="sourceLineNo">404</span> @Override<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> public void configure(JobConf job) {<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> try {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> Connection connection = ConnectionFactory.createConnection(job);<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> Table exampleTable = connection.getTable(TableName.valueOf("exampleDeprecatedTable"));<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> // mandatory<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> initializeTable(connection, exampleTable.getName());<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> byte[][] inputColumns = new byte [][] { Bytes.toBytes("columnA"),<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> Bytes.toBytes("columnB") };<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> // mandatory<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> setInputColumns(inputColumns);<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> Filter exampleFilter =<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> new RowFilter(CompareOperator.EQUAL, new RegexStringComparator("aa.*"));<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> // optional<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> setRowFilter(exampleFilter);<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> } catch (IOException exception) {<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> throw new RuntimeException("Failed to configure for job.", exception);<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> }<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> }<a name="line.422"></a> |
| <span class="sourceLineNo">423</span><a name="line.423"></a> |
| <span class="sourceLineNo">424</span> }<a name="line.424"></a> |
| <span class="sourceLineNo">425</span><a name="line.425"></a> |
| <span class="sourceLineNo">426</span> public static class ExampleJobConfigurableTIF extends ExampleTIF implements JobConfigurable {<a name="line.426"></a> |
| <span class="sourceLineNo">427</span><a name="line.427"></a> |
| <span class="sourceLineNo">428</span> @Override<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> public void configure(JobConf job) {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> try {<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> initialize(job);<a name="line.431"></a> |
| <span class="sourceLineNo">432</span> } catch (IOException exception) {<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> throw new RuntimeException("Failed to initialize.", exception);<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> }<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> }<a name="line.435"></a> |
| <span class="sourceLineNo">436</span><a name="line.436"></a> |
| <span class="sourceLineNo">437</span> @Override<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> protected void initialize(JobConf job) throws IOException {<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> initialize(job, "exampleJobConfigurableTable");<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> }<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> }<a name="line.441"></a> |
| <span class="sourceLineNo">442</span><a name="line.442"></a> |
| <span class="sourceLineNo">443</span><a name="line.443"></a> |
| <span class="sourceLineNo">444</span> public static class ExampleTIF extends TableInputFormatBase {<a name="line.444"></a> |
| <span class="sourceLineNo">445</span><a name="line.445"></a> |
| <span class="sourceLineNo">446</span> @Override<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> protected void initialize(JobConf job) throws IOException {<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> initialize(job, "exampleTable");<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> }<a name="line.449"></a> |
| <span class="sourceLineNo">450</span><a name="line.450"></a> |
| <span class="sourceLineNo">451</span> protected void initialize(JobConf job, String table) throws IOException {<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> Connection connection = ConnectionFactory.createConnection(HBaseConfiguration.create(job));<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> TableName tableName = TableName.valueOf(table);<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> // mandatory<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> initializeTable(connection, tableName);<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> byte[][] inputColumns = new byte [][] { Bytes.toBytes("columnA"),<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> Bytes.toBytes("columnB") };<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> // mandatory<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> setInputColumns(inputColumns);<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> Filter exampleFilter =<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> new RowFilter(CompareOperator.EQUAL, new RegexStringComparator("aa.*"));<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> // optional<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> setRowFilter(exampleFilter);<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> }<a name="line.464"></a> |
| <span class="sourceLineNo">465</span><a name="line.465"></a> |
| <span class="sourceLineNo">466</span> }<a name="line.466"></a> |
| <span class="sourceLineNo">467</span><a name="line.467"></a> |
| <span class="sourceLineNo">468</span>}<a name="line.468"></a> |
| <span class="sourceLineNo">469</span><a name="line.469"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
