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| <pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a> |
| <span class="sourceLineNo">002</span> *<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * or more contributor license agreements. See the NOTICE file<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * distributed with this work for additional information<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * regarding copyright ownership. The ASF licenses this file<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * to you under the Apache License, Version 2.0 (the<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * "License"); you may not use this file except in compliance<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> * with the License. You may obtain a copy of the License at<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> *<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> *<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * Unless required by applicable law or agreed to in writing, software<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * See the License for the specific language governing permissions and<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * limitations under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span><a name="line.19"></a> |
| <span class="sourceLineNo">020</span>package org.apache.hadoop.hbase.coprocessor;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span><a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertNotNull;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertTrue;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span><a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.io.IOException;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Arrays;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.List;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Optional;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.Cell;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.CellBuilderFactory;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.CellBuilderType;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HConstants;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.TableName;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.Append;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.Increment;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.Result;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.Row;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.client.Table;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.testclassification.CoprocessorTests;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.junit.AfterClass;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.junit.BeforeClass;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.junit.ClassRule;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.junit.Test;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.junit.experimental.categories.Category;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span>@Category({CoprocessorTests.class, MediumTests.class})<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>public class TestIncrementAndAppendWithNullResult {<a name="line.51"></a> |
| <span class="sourceLineNo">052</span><a name="line.52"></a> |
| <span class="sourceLineNo">053</span> @ClassRule<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> HBaseClassTestRule.forClass(TestIncrementAndAppendWithNullResult.class);<a name="line.55"></a> |
| <span class="sourceLineNo">056</span><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private static final HBaseTestingUtility util = new HBaseTestingUtility();<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> private static final TableName TEST_TABLE = TableName.valueOf("test");<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private static final byte[] TEST_FAMILY = Bytes.toBytes("f1");<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private static final byte[] ROW_A = Bytes.toBytes("aaa");<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> private static final byte[] qualifierCol1 = Bytes.toBytes("col1");<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> private static Table table;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> @BeforeClass<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> public static void setupBeforeClass() throws Exception {<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> util.getConfiguration().set(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY,<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> MyObserver.class.getName());<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> // reduce the retry count so as to speed up the test<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> util.getConfiguration().setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 2);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> util.startMiniCluster();<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> table = util.createTable(TEST_TABLE, TEST_FAMILY);<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> }<a name="line.72"></a> |
| <span class="sourceLineNo">073</span><a name="line.73"></a> |
| <span class="sourceLineNo">074</span> @AfterClass<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> public static void tearDownAfterClass() throws Exception {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> util.shutdownMiniCluster();<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> }<a name="line.77"></a> |
| <span class="sourceLineNo">078</span><a name="line.78"></a> |
| <span class="sourceLineNo">079</span><a name="line.79"></a> |
| <span class="sourceLineNo">080</span> public static class MyObserver implements RegionCoprocessor, RegionObserver {<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> private static final Result TMP_RESULT = Result.create(Arrays.asList(<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> CellBuilderFactory.create(CellBuilderType.SHALLOW_COPY)<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> .setRow(Bytes.toBytes("row"))<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> .setFamily(Bytes.toBytes("family"))<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> .setQualifier(Bytes.toBytes("qualifier"))<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> .setType(Cell.Type.Put)<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> .setValue(Bytes.toBytes("value"))<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> .build()));<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> @Override<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> public Optional<RegionObserver> getRegionObserver() {<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> return Optional.of(this);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> }<a name="line.92"></a> |
| <span class="sourceLineNo">093</span><a name="line.93"></a> |
| <span class="sourceLineNo">094</span> @Override<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> public Result preIncrementAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> c,<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> Increment increment) throws IOException {<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> return TMP_RESULT;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> }<a name="line.98"></a> |
| <span class="sourceLineNo">099</span><a name="line.99"></a> |
| <span class="sourceLineNo">100</span> @Override<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> public Result postIncrement(ObserverContext<RegionCoprocessorEnvironment> c,<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> Increment increment, Result result) throws IOException {<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> return null;<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> }<a name="line.104"></a> |
| <span class="sourceLineNo">105</span><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> @Override<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> public Result postAppend(ObserverContext<RegionCoprocessorEnvironment> c, Append append,<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> Result result) {<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> return null;<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> }<a name="line.110"></a> |
| <span class="sourceLineNo">111</span><a name="line.111"></a> |
| <span class="sourceLineNo">112</span> @Override<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> public Result preAppendAfterRowLock(ObserverContext<RegionCoprocessorEnvironment> c,<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> Append append) {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> return TMP_RESULT;<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><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> @Test<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> public void testIncrement() throws Exception {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> testAppend(new Increment(ROW_A).addColumn(TEST_FAMILY, qualifierCol1, 10L));<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> testAppend(new Increment(ROW_A).addColumn(TEST_FAMILY, qualifierCol1, 10L)<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> .setReturnResults(false));<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> }<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> private void testAppend(Increment inc) throws Exception {<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> checkResult(table.increment(inc));<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> List<Row> actions = Arrays.asList(inc, inc);<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> Object[] results = new Object[actions.size()];<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> table.batch(actions, results);<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> checkResult(results);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> }<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> @Test<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> public void testAppend() throws Exception {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> testAppend(new Append(ROW_A).addColumn(TEST_FAMILY, qualifierCol1,<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> Bytes.toBytes("value")));<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> testAppend(new Append(ROW_A).addColumn(TEST_FAMILY, qualifierCol1,<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> Bytes.toBytes("value")).setReturnResults(false));<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><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> private void testAppend(Append append) throws Exception {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> checkResult(table.append(append));<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> List<Row> actions = Arrays.asList(append, append);<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> Object[] results = new Object[actions.size()];<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> table.batch(actions, results);<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> checkResult(results);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> }<a name="line.149"></a> |
| <span class="sourceLineNo">150</span><a name="line.150"></a> |
| <span class="sourceLineNo">151</span> private static void checkResult(Result r) {<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> checkResult(new Object[]{r});<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> }<a name="line.153"></a> |
| <span class="sourceLineNo">154</span><a name="line.154"></a> |
| <span class="sourceLineNo">155</span> private static void checkResult(Object[] results) {<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> for (int i = 0; i != results.length; ++i) {<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> assertNotNull("The result[" + i + "] should not be null", results[i]);<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> assertTrue("The result[" + i + "] should be Result type", results[i] instanceof Result);<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> assertTrue("The result[" + i + "] shuold be empty", ((Result) results[i]).isEmpty());<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>}<a name="line.162"></a> |
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| </pre> |
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