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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.assertNotNull;<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.ArgumentMatchers.anyLong;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.mockito.Matchers.any;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.mockito.Mockito.mock;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.mockito.Mockito.times;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span><a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.io.ByteArrayOutputStream;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.IOException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.io.PrintStream;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HBaseConfiguration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Result;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.io.ImmutableBytesWritable;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.mapred.RowCounter.RowCounterMapper;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.testclassification.MapReduceTests;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.mapred.JobConf;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.mapred.OutputCollector;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.mapred.Reporter;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.junit.ClassRule;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.junit.Test;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.junit.experimental.categories.Category;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.mockito.Mockito;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span><a name="line.47"></a> |
| <span class="sourceLineNo">048</span>@Category({MapReduceTests.class, SmallTests.class})<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>public class TestRowCounter {<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> @ClassRule<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> HBaseClassTestRule.forClass(TestRowCounter.class);<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> @Test<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> @SuppressWarnings("deprecation")<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> public void shouldPrintUsage() throws Exception {<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> String expectedOutput = "rowcounter <outputdir> <tablename> <column1> [<column2>...]";<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> String result = new OutputReader(System.out) {<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> @Override<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> void doRead() {<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> assertEquals(-1, RowCounter.printUsage());<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> }<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> }.read();<a name="line.64"></a> |
| <span class="sourceLineNo">065</span><a name="line.65"></a> |
| <span class="sourceLineNo">066</span> assertTrue(result.startsWith(expectedOutput));<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> }<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> @Test<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> @SuppressWarnings("deprecation")<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> public void shouldExitAndPrintUsageSinceParameterNumberLessThanThree()<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> throws Exception {<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> final String[] args = new String[] { "one", "two" };<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> String line = "ERROR: Wrong number of parameters: " + args.length;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> String result = new OutputReader(System.err) {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> @Override<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> void doRead() throws Exception {<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> assertEquals(-1, new RowCounter().run(args));<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> }<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> }.read();<a name="line.80"></a> |
| <span class="sourceLineNo">081</span><a name="line.81"></a> |
| <span class="sourceLineNo">082</span> assertTrue(result.startsWith(line));<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> }<a name="line.83"></a> |
| <span class="sourceLineNo">084</span><a name="line.84"></a> |
| <span class="sourceLineNo">085</span> @Test<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> @SuppressWarnings({ "deprecation", "unchecked" })<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> public void shouldRegInReportEveryIncomingRow() throws IOException {<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> int iterationNumber = 999;<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> RowCounter.RowCounterMapper mapper = new RowCounter.RowCounterMapper();<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> Reporter reporter = mock(Reporter.class);<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> for (int i = 0; i < iterationNumber; i++)<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> mapper.map(mock(ImmutableBytesWritable.class), mock(Result.class),<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> mock(OutputCollector.class), reporter);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span><a name="line.94"></a> |
| <span class="sourceLineNo">095</span> Mockito.verify(reporter, times(iterationNumber)).incrCounter(<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> any(), anyLong());<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> }<a name="line.97"></a> |
| <span class="sourceLineNo">098</span><a name="line.98"></a> |
| <span class="sourceLineNo">099</span> @Test<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> @SuppressWarnings({ "deprecation" })<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> public void shouldCreateAndRunSubmittableJob() throws Exception {<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> RowCounter rCounter = new RowCounter();<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> rCounter.setConf(HBaseConfiguration.create());<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> String[] args = new String[] { "\temp", "tableA", "column1", "column2",<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> "column3" };<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> JobConf jobConfig = rCounter.createSubmittableJob(args);<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> assertNotNull(jobConfig);<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> assertEquals(0, jobConfig.getNumReduceTasks());<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> assertEquals("rowcounter", jobConfig.getJobName());<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> assertEquals(jobConfig.getMapOutputValueClass(), Result.class);<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> assertEquals(jobConfig.getMapperClass(), RowCounterMapper.class);<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> assertEquals(jobConfig.get(TableInputFormat.COLUMN_LIST), Joiner.on(' ')<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> .join("column1", "column2", "column3"));<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> assertEquals(jobConfig.getMapOutputKeyClass(), ImmutableBytesWritable.class);<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> enum Outs {<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> OUT, ERR<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> private static abstract class OutputReader {<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> private final PrintStream ps;<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> private PrintStream oldPrintStream;<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> private Outs outs;<a name="line.125"></a> |
| <span class="sourceLineNo">126</span><a name="line.126"></a> |
| <span class="sourceLineNo">127</span> protected OutputReader(PrintStream ps) {<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> this.ps = ps;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> }<a name="line.129"></a> |
| <span class="sourceLineNo">130</span><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> protected String read() throws Exception {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> ByteArrayOutputStream outBytes = new ByteArrayOutputStream();<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> if (ps == System.out) {<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> oldPrintStream = System.out;<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> outs = Outs.OUT;<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> System.setOut(new PrintStream(outBytes));<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> } else if (ps == System.err) {<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> oldPrintStream = System.err;<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> outs = Outs.ERR;<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> System.setErr(new PrintStream(outBytes));<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> } else {<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> throw new IllegalStateException("OutputReader: unsupported PrintStream");<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> }<a name="line.143"></a> |
| <span class="sourceLineNo">144</span><a name="line.144"></a> |
| <span class="sourceLineNo">145</span> try {<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> doRead();<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> return new String(outBytes.toByteArray());<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> } finally {<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> switch (outs) {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> case OUT: {<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> System.setOut(oldPrintStream);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> break;<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> case ERR: {<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> System.setErr(oldPrintStream);<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> break;<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> default:<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> throw new IllegalStateException(<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> "OutputReader: unsupported PrintStream");<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> }<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> }<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> }<a name="line.163"></a> |
| <span class="sourceLineNo">164</span><a name="line.164"></a> |
| <span class="sourceLineNo">165</span> abstract void doRead() throws Exception;<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> }<a name="line.166"></a> |
| <span class="sourceLineNo">167</span>}<a name="line.167"></a> |
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