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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.coprocessor;<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.assertTrue;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span><a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import com.google.protobuf.Message;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.io.IOException;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.ArrayList;<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.Collection;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.Collections;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.util.HashSet;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.List;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.Set;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import java.util.concurrent.CountDownLatch;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import java.util.concurrent.atomic.AtomicInteger;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.conf.Configuration;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.Cell;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HConstants;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.KeyValue;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.TableName;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Get;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.IsolationLevel;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Mutation;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.Put;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.Table;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.client.coprocessor.RowProcessorClient;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.FriendsOfFriendsProcessorRequest;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.FriendsOfFriendsProcessorResponse;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.IncCounterProcessorRequest;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.IncCounterProcessorResponse;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.RowSwapProcessorRequest;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.RowSwapProcessorResponse;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.TimeoutProcessorRequest;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.apache.hadoop.hbase.coprocessor.protobuf.generated.IncrementCounterProcessorTestProtos.TimeoutProcessorResponse;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.apache.hadoop.hbase.ipc.CoprocessorRpcChannel;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.apache.hadoop.hbase.ipc.RpcScheduler;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.apache.hadoop.hbase.protobuf.generated.RowProcessorProtos.ProcessRequest;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.protobuf.generated.RowProcessorProtos.ProcessResponse;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span>import org.apache.hadoop.hbase.protobuf.generated.RowProcessorProtos.RowProcessorService;<a name="line.64"></a> |
| <span class="sourceLineNo">065</span>import org.apache.hadoop.hbase.regionserver.BaseRowProcessor;<a name="line.65"></a> |
| <span class="sourceLineNo">066</span>import org.apache.hadoop.hbase.regionserver.HRegion;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span>import org.apache.hadoop.hbase.regionserver.InternalScanner;<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>import org.apache.hadoop.hbase.testclassification.CoprocessorTests;<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.69"></a> |
| <span class="sourceLineNo">070</span>import org.apache.hadoop.hbase.util.ByteStringer;<a name="line.70"></a> |
| <span class="sourceLineNo">071</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span>import org.apache.hadoop.hbase.wal.WALEdit;<a name="line.72"></a> |
| <span class="sourceLineNo">073</span>import org.junit.AfterClass;<a name="line.73"></a> |
| <span class="sourceLineNo">074</span>import org.junit.BeforeClass;<a name="line.74"></a> |
| <span class="sourceLineNo">075</span>import org.junit.ClassRule;<a name="line.75"></a> |
| <span class="sourceLineNo">076</span>import org.junit.Test;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span>import org.junit.experimental.categories.Category;<a name="line.77"></a> |
| <span class="sourceLineNo">078</span>import org.slf4j.Logger;<a name="line.78"></a> |
| <span class="sourceLineNo">079</span>import org.slf4j.LoggerFactory;<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span>/**<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * Verifies ProcessEndpoint works.<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * The tested RowProcessor performs two scans and a read-modify-write.<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> */<a name="line.84"></a> |
| <span class="sourceLineNo">085</span>@Category({CoprocessorTests.class, MediumTests.class})<a name="line.85"></a> |
| <span class="sourceLineNo">086</span>public class TestRowProcessorEndpoint {<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> @ClassRule<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> HBaseClassTestRule.forClass(TestRowProcessorEndpoint.class);<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> private static final Logger LOG = LoggerFactory.getLogger(TestRowProcessorEndpoint.class);<a name="line.91"></a> |
| <span class="sourceLineNo">092</span><a name="line.92"></a> |
| <span class="sourceLineNo">093</span> private static final TableName TABLE = TableName.valueOf("testtable");<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> private final static byte[] ROW = Bytes.toBytes("testrow");<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> private final static byte[] ROW2 = Bytes.toBytes("testrow2");<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> private final static byte[] FAM = Bytes.toBytes("friendlist");<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> // Column names<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> private final static byte[] A = Bytes.toBytes("a");<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> private final static byte[] B = Bytes.toBytes("b");<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> private final static byte[] C = Bytes.toBytes("c");<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> private final static byte[] D = Bytes.toBytes("d");<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> private final static byte[] E = Bytes.toBytes("e");<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> private final static byte[] F = Bytes.toBytes("f");<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> private final static byte[] G = Bytes.toBytes("g");<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> private final static byte[] COUNTER = Bytes.toBytes("counter");<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> private final static AtomicLong myTimer = new AtomicLong(0);<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> private final AtomicInteger failures = new AtomicInteger(0);<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> private static HBaseTestingUtility util = new HBaseTestingUtility();<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> private static volatile int expectedCounter = 0;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> private static int rowSize, row2Size;<a name="line.112"></a> |
| <span class="sourceLineNo">113</span><a name="line.113"></a> |
| <span class="sourceLineNo">114</span> private volatile static Table table = null;<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> private volatile static boolean swapped = false;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> private volatile CountDownLatch startSignal;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> private volatile CountDownLatch doneSignal;<a name="line.117"></a> |
| <span class="sourceLineNo">118</span><a name="line.118"></a> |
| <span class="sourceLineNo">119</span> @BeforeClass<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> public static void setupBeforeClass() throws Exception {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> Configuration conf = util.getConfiguration();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> conf.setStrings(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY,<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> RowProcessorEndpoint.class.getName());<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> conf.setInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 2);<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> conf.setLong("hbase.hregion.row.processor.timeout", 1000L);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> conf.setLong(RpcScheduler.IPC_SERVER_MAX_CALLQUEUE_LENGTH, 2048);<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> util.startMiniCluster();<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> }<a name="line.128"></a> |
| <span class="sourceLineNo">129</span><a name="line.129"></a> |
| <span class="sourceLineNo">130</span> @AfterClass<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> public static void tearDownAfterClass() throws Exception {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> util.shutdownMiniCluster();<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> }<a name="line.133"></a> |
| <span class="sourceLineNo">134</span><a name="line.134"></a> |
| <span class="sourceLineNo">135</span> public void prepareTestData() throws Exception {<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> try {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> util.getAdmin().disableTable(TABLE);<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> util.getAdmin().deleteTable(TABLE);<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> } catch (Exception e) {<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> // ignore table not found<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> }<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> table = util.createTable(TABLE, FAM);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> {<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> Put put = new Put(ROW);<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> put.addColumn(FAM, A, Bytes.add(B, C)); // B, C are friends of A<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> put.addColumn(FAM, B, Bytes.add(D, E, F)); // D, E, F are friends of B<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> put.addColumn(FAM, C, G); // G is a friend of C<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> table.put(put);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> rowSize = put.size();<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> }<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> Put put = new Put(ROW2);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> put.addColumn(FAM, D, E);<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> put.addColumn(FAM, F, G);<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> table.put(put);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> row2Size = put.size();<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> }<a name="line.156"></a> |
| <span class="sourceLineNo">157</span><a name="line.157"></a> |
| <span class="sourceLineNo">158</span> @Test<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> public void testDoubleScan() throws Throwable {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> prepareTestData();<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> CoprocessorRpcChannel channel = table.coprocessorService(ROW);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> RowProcessorEndpoint.FriendsOfFriendsProcessor processor =<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> new RowProcessorEndpoint.FriendsOfFriendsProcessor(ROW, A);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> RowProcessorService.BlockingInterface service =<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> RowProcessorService.newBlockingStub(channel);<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> ProcessRequest request = RowProcessorClient.getRowProcessorPB(processor);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> ProcessResponse protoResult = service.process(null, request);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> FriendsOfFriendsProcessorResponse response =<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> FriendsOfFriendsProcessorResponse.parseFrom(protoResult.getRowProcessorResult());<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> Set<String> result = new HashSet<>();<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> result.addAll(response.getResultList());<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> Set<String> expected = new HashSet<>(Arrays.asList(new String[]{"d", "e", "f", "g"}));<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> Get get = new Get(ROW);<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> LOG.debug("row keyvalues:" + stringifyKvs(table.get(get).listCells()));<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> assertEquals(expected, result);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> }<a name="line.177"></a> |
| <span class="sourceLineNo">178</span><a name="line.178"></a> |
| <span class="sourceLineNo">179</span> @Test<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> public void testReadModifyWrite() throws Throwable {<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> prepareTestData();<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> failures.set(0);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> int numThreads = 100;<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> concurrentExec(new IncrementRunner(), numThreads);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> Get get = new Get(ROW);<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> LOG.debug("row keyvalues:" + stringifyKvs(table.get(get).listCells()));<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> int finalCounter = incrementCounter(table);<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> int failureNumber = failures.get();<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> if (failureNumber > 0) {<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> LOG.debug("We failed " + failureNumber + " times during test");<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> }<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> assertEquals(numThreads + 1 - failureNumber, finalCounter);<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> }<a name="line.193"></a> |
| <span class="sourceLineNo">194</span><a name="line.194"></a> |
| <span class="sourceLineNo">195</span> class IncrementRunner implements Runnable {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> @Override<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> public void run() {<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> try {<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> incrementCounter(table);<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> } catch (Throwable e) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> failures.incrementAndGet();<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> e.printStackTrace();<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> }<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> }<a name="line.205"></a> |
| <span class="sourceLineNo">206</span><a name="line.206"></a> |
| <span class="sourceLineNo">207</span> private int incrementCounter(Table table) throws Throwable {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> CoprocessorRpcChannel channel = table.coprocessorService(ROW);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> RowProcessorEndpoint.IncrementCounterProcessor processor =<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> new RowProcessorEndpoint.IncrementCounterProcessor(ROW);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> RowProcessorService.BlockingInterface service =<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> RowProcessorService.newBlockingStub(channel);<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> ProcessRequest request = RowProcessorClient.getRowProcessorPB(processor);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> ProcessResponse protoResult = service.process(null, request);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> IncCounterProcessorResponse response = IncCounterProcessorResponse<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> .parseFrom(protoResult.getRowProcessorResult());<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> Integer result = response.getResponse();<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> return result;<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> private void concurrentExec(final Runnable task, final int numThreads) throws Throwable {<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> startSignal = new CountDownLatch(numThreads);<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> doneSignal = new CountDownLatch(numThreads);<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> for (int i = 0; i < numThreads; ++i) {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> new Thread(new Runnable() {<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> @Override<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> public void run() {<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> try {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> startSignal.countDown();<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> startSignal.await();<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> task.run();<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> } catch (Throwable e) {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> failures.incrementAndGet();<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> e.printStackTrace();<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> }<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> doneSignal.countDown();<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> }).start();<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> }<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> doneSignal.await();<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> }<a name="line.241"></a> |
| <span class="sourceLineNo">242</span><a name="line.242"></a> |
| <span class="sourceLineNo">243</span> @Test<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> public void testMultipleRows() throws Throwable {<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> prepareTestData();<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> failures.set(0);<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> int numThreads = 100;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> concurrentExec(new SwapRowsRunner(), numThreads);<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> LOG.debug("row keyvalues:" +<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> stringifyKvs(table.get(new Get(ROW)).listCells()));<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> LOG.debug("row2 keyvalues:" +<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> stringifyKvs(table.get(new Get(ROW2)).listCells()));<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> int failureNumber = failures.get();<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> if (failureNumber > 0) {<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> LOG.debug("We failed " + failureNumber + " times during test");<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> }<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> if (!swapped) {<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> assertEquals(rowSize, table.get(new Get(ROW)).listCells().size());<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> assertEquals(row2Size, table.get(new Get(ROW2)).listCells().size());<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> } else {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> assertEquals(rowSize, table.get(new Get(ROW2)).listCells().size());<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> assertEquals(row2Size, table.get(new Get(ROW)).listCells().size());<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> class SwapRowsRunner implements Runnable {<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> @Override<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> public void run() {<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> try {<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> swapRows(table);<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> } catch (Throwable e) {<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> failures.incrementAndGet();<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> e.printStackTrace();<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><a name="line.277"></a> |
| <span class="sourceLineNo">278</span> private void swapRows(Table table) throws Throwable {<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> CoprocessorRpcChannel channel = table.coprocessorService(ROW);<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> RowProcessorEndpoint.RowSwapProcessor processor =<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> new RowProcessorEndpoint.RowSwapProcessor(ROW, ROW2);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> RowProcessorService.BlockingInterface service =<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> RowProcessorService.newBlockingStub(channel);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> ProcessRequest request = RowProcessorClient.getRowProcessorPB(processor);<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> service.process(null, request);<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> @Test<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> public void testTimeout() throws Throwable {<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> prepareTestData();<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> CoprocessorRpcChannel channel = table.coprocessorService(ROW);<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> RowProcessorEndpoint.TimeoutProcessor processor =<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> new RowProcessorEndpoint.TimeoutProcessor(ROW);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> RowProcessorService.BlockingInterface service =<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> RowProcessorService.newBlockingStub(channel);<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> ProcessRequest request = RowProcessorClient.getRowProcessorPB(processor);<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> boolean exceptionCaught = false;<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> try {<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> service.process(null, request);<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> } catch (Exception e) {<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> exceptionCaught = true;<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> assertTrue(exceptionCaught);<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> }<a name="line.304"></a> |
| <span class="sourceLineNo">305</span><a name="line.305"></a> |
| <span class="sourceLineNo">306</span> /**<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> * This class defines two RowProcessors:<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> * IncrementCounterProcessor and FriendsOfFriendsProcessor.<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> *<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> * We define the RowProcessors as the inner class of the endpoint.<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> * So they can be loaded with the endpoint on the coprocessor.<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> */<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> public static class RowProcessorEndpoint<S extends Message,T extends Message><a name="line.313"></a> |
| <span class="sourceLineNo">314</span> extends BaseRowProcessorEndpoint<S,T> {<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> public static class IncrementCounterProcessor extends<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> BaseRowProcessor<IncrementCounterProcessorTestProtos.IncCounterProcessorRequest,<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> IncrementCounterProcessorTestProtos.IncCounterProcessorResponse> {<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> int counter = 0;<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> byte[] row = new byte[0];<a name="line.319"></a> |
| <span class="sourceLineNo">320</span><a name="line.320"></a> |
| <span class="sourceLineNo">321</span> /**<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> * Empty constructor for Writable<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> */<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> IncrementCounterProcessor() {<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> }<a name="line.325"></a> |
| <span class="sourceLineNo">326</span><a name="line.326"></a> |
| <span class="sourceLineNo">327</span> IncrementCounterProcessor(byte[] row) {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> this.row = row;<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> @Override<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> public Collection<byte[]> getRowsToLock() {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> return Collections.singleton(row);<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> }<a name="line.334"></a> |
| <span class="sourceLineNo">335</span><a name="line.335"></a> |
| <span class="sourceLineNo">336</span> @Override<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> public IncCounterProcessorResponse getResult() {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> IncCounterProcessorResponse.Builder i = IncCounterProcessorResponse.newBuilder();<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> i.setResponse(counter);<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> return i.build();<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> }<a name="line.341"></a> |
| <span class="sourceLineNo">342</span><a name="line.342"></a> |
| <span class="sourceLineNo">343</span> @Override<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> public boolean readOnly() {<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> return false;<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> }<a name="line.346"></a> |
| <span class="sourceLineNo">347</span><a name="line.347"></a> |
| <span class="sourceLineNo">348</span> @Override<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> public void process(long now, HRegion region,<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> List<Mutation> mutations, WALEdit walEdit) throws IOException {<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> // Scan current counter<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> List<Cell> kvs = new ArrayList<>();<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> Scan scan = new Scan(row, row);<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> scan.addColumn(FAM, COUNTER);<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> doScan(region, scan, kvs);<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> counter = kvs.isEmpty() ? 0 :<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> Bytes.toInt(CellUtil.cloneValue(kvs.iterator().next()));<a name="line.357"></a> |
| <span class="sourceLineNo">358</span><a name="line.358"></a> |
| <span class="sourceLineNo">359</span> // Assert counter value<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> assertEquals(expectedCounter, counter);<a name="line.360"></a> |
| <span class="sourceLineNo">361</span><a name="line.361"></a> |
| <span class="sourceLineNo">362</span> // Increment counter and send it to both memstore and wal edit<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> counter += 1;<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> expectedCounter += 1;<a name="line.364"></a> |
| <span class="sourceLineNo">365</span><a name="line.365"></a> |
| <span class="sourceLineNo">366</span><a name="line.366"></a> |
| <span class="sourceLineNo">367</span> Put p = new Put(row);<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> KeyValue kv =<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> new KeyValue(row, FAM, COUNTER, now, Bytes.toBytes(counter));<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> p.add(kv);<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> mutations.add(p);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> walEdit.add(kv);<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> // We can also inject some meta data to the walEdit<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> KeyValue metaKv = new KeyValue(<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> row, WALEdit.METAFAMILY,<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> Bytes.toBytes("I just increment counter"),<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> Bytes.toBytes(counter));<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> walEdit.add(metaKv);<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> }<a name="line.380"></a> |
| <span class="sourceLineNo">381</span><a name="line.381"></a> |
| <span class="sourceLineNo">382</span> @Override<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> public IncCounterProcessorRequest getRequestData() throws IOException {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> IncCounterProcessorRequest.Builder builder = IncCounterProcessorRequest.newBuilder();<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> builder.setCounter(counter);<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> builder.setRow(ByteStringer.wrap(row));<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> return builder.build();<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> }<a name="line.388"></a> |
| <span class="sourceLineNo">389</span><a name="line.389"></a> |
| <span class="sourceLineNo">390</span> @Override<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> public void initialize(IncCounterProcessorRequest msg) {<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> this.row = msg.getRow().toByteArray();<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> this.counter = msg.getCounter();<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><a name="line.396"></a> |
| <span class="sourceLineNo">397</span> public static class FriendsOfFriendsProcessor extends<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> BaseRowProcessor<FriendsOfFriendsProcessorRequest, FriendsOfFriendsProcessorResponse> {<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> byte[] row = null;<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> byte[] person = null;<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> final Set<String> result = new HashSet<>();<a name="line.401"></a> |
| <span class="sourceLineNo">402</span><a name="line.402"></a> |
| <span class="sourceLineNo">403</span> /**<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> * Empty constructor for Writable<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> */<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> FriendsOfFriendsProcessor() {<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> }<a name="line.407"></a> |
| <span class="sourceLineNo">408</span><a name="line.408"></a> |
| <span class="sourceLineNo">409</span> FriendsOfFriendsProcessor(byte[] row, byte[] person) {<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> this.row = row;<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> this.person = person;<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> }<a name="line.412"></a> |
| <span class="sourceLineNo">413</span><a name="line.413"></a> |
| <span class="sourceLineNo">414</span> @Override<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> public Collection<byte[]> getRowsToLock() {<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> return Collections.singleton(row);<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> }<a name="line.417"></a> |
| <span class="sourceLineNo">418</span><a name="line.418"></a> |
| <span class="sourceLineNo">419</span> @Override<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> public FriendsOfFriendsProcessorResponse getResult() {<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> FriendsOfFriendsProcessorResponse.Builder builder =<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> FriendsOfFriendsProcessorResponse.newBuilder();<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> builder.addAllResult(result);<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> return builder.build();<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> }<a name="line.425"></a> |
| <span class="sourceLineNo">426</span><a name="line.426"></a> |
| <span class="sourceLineNo">427</span> @Override<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> public boolean readOnly() {<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> return true;<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> }<a name="line.430"></a> |
| <span class="sourceLineNo">431</span><a name="line.431"></a> |
| <span class="sourceLineNo">432</span> @Override<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> public void process(long now, HRegion region,<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> List<Mutation> mutations, WALEdit walEdit) throws IOException {<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> List<Cell> kvs = new ArrayList<>();<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> { // First scan to get friends of the person<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> Scan scan = new Scan(row, row);<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> scan.addColumn(FAM, person);<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> doScan(region, scan, kvs);<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> // Second scan to get friends of friends<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> Scan scan = new Scan(row, row);<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> for (Cell kv : kvs) {<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> byte[] friends = CellUtil.cloneValue(kv);<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> for (byte f : friends) {<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> scan.addColumn(FAM, new byte[]{f});<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> }<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> }<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> doScan(region, scan, kvs);<a name="line.450"></a> |
| <span class="sourceLineNo">451</span><a name="line.451"></a> |
| <span class="sourceLineNo">452</span> // Collect result<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> result.clear();<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> for (Cell kv : kvs) {<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> for (byte b : CellUtil.cloneValue(kv)) {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> result.add((char)b + "");<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> }<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> }<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> }<a name="line.459"></a> |
| <span class="sourceLineNo">460</span><a name="line.460"></a> |
| <span class="sourceLineNo">461</span> @Override<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> public FriendsOfFriendsProcessorRequest getRequestData() throws IOException {<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> FriendsOfFriendsProcessorRequest.Builder builder =<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> FriendsOfFriendsProcessorRequest.newBuilder();<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> builder.setPerson(ByteStringer.wrap(person));<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> builder.setRow(ByteStringer.wrap(row));<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> builder.addAllResult(result);<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> FriendsOfFriendsProcessorRequest f = builder.build();<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> return f;<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> }<a name="line.470"></a> |
| <span class="sourceLineNo">471</span><a name="line.471"></a> |
| <span class="sourceLineNo">472</span> @Override<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> public void initialize(FriendsOfFriendsProcessorRequest request)<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> throws IOException {<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> this.person = request.getPerson().toByteArray();<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> this.row = request.getRow().toByteArray();<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> result.clear();<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> result.addAll(request.getResultList());<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> }<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> }<a name="line.480"></a> |
| <span class="sourceLineNo">481</span><a name="line.481"></a> |
| <span class="sourceLineNo">482</span> public static class RowSwapProcessor extends<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> BaseRowProcessor<RowSwapProcessorRequest, RowSwapProcessorResponse> {<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> byte[] row1 = new byte[0];<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> byte[] row2 = new byte[0];<a name="line.485"></a> |
| <span class="sourceLineNo">486</span><a name="line.486"></a> |
| <span class="sourceLineNo">487</span> /**<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> * Empty constructor for Writable<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> */<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> RowSwapProcessor() {<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> }<a name="line.491"></a> |
| <span class="sourceLineNo">492</span><a name="line.492"></a> |
| <span class="sourceLineNo">493</span> RowSwapProcessor(byte[] row1, byte[] row2) {<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> this.row1 = row1;<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> this.row2 = row2;<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> }<a name="line.496"></a> |
| <span class="sourceLineNo">497</span><a name="line.497"></a> |
| <span class="sourceLineNo">498</span> @Override<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> public Collection<byte[]> getRowsToLock() {<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> List<byte[]> rows = new ArrayList<>(2);<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> rows.add(row1);<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> rows.add(row2);<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> return rows;<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> }<a name="line.504"></a> |
| <span class="sourceLineNo">505</span><a name="line.505"></a> |
| <span class="sourceLineNo">506</span> @Override<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> public boolean readOnly() {<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> return false;<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> }<a name="line.509"></a> |
| <span class="sourceLineNo">510</span><a name="line.510"></a> |
| <span class="sourceLineNo">511</span> @Override<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> public RowSwapProcessorResponse getResult() {<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> return RowSwapProcessorResponse.getDefaultInstance();<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> }<a name="line.514"></a> |
| <span class="sourceLineNo">515</span><a name="line.515"></a> |
| <span class="sourceLineNo">516</span> @Override<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> public void process(long now, HRegion region,<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> List<Mutation> mutations, WALEdit walEdit) throws IOException {<a name="line.518"></a> |
| <span class="sourceLineNo">519</span><a name="line.519"></a> |
| <span class="sourceLineNo">520</span> // Override the time to avoid race-condition in the unit test caused by<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> // inacurate timer on some machines<a name="line.521"></a> |
| <span class="sourceLineNo">522</span> now = myTimer.getAndIncrement();<a name="line.522"></a> |
| <span class="sourceLineNo">523</span><a name="line.523"></a> |
| <span class="sourceLineNo">524</span> // Scan both rows<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> List<Cell> kvs1 = new ArrayList<>();<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> List<Cell> kvs2 = new ArrayList<>();<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> doScan(region, new Scan(row1, row1), kvs1);<a name="line.527"></a> |
| <span class="sourceLineNo">528</span> doScan(region, new Scan(row2, row2), kvs2);<a name="line.528"></a> |
| <span class="sourceLineNo">529</span><a name="line.529"></a> |
| <span class="sourceLineNo">530</span> // Assert swapped<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> if (swapped) {<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> assertEquals(rowSize, kvs2.size());<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> assertEquals(row2Size, kvs1.size());<a name="line.533"></a> |
| <span class="sourceLineNo">534</span> } else {<a name="line.534"></a> |
| <span class="sourceLineNo">535</span> assertEquals(rowSize, kvs1.size());<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> assertEquals(row2Size, kvs2.size());<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> }<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> swapped = !swapped;<a name="line.538"></a> |
| <span class="sourceLineNo">539</span><a name="line.539"></a> |
| <span class="sourceLineNo">540</span> // Add and delete keyvalues<a name="line.540"></a> |
| <span class="sourceLineNo">541</span> List<List<Cell>> kvs = new ArrayList<>(2);<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> kvs.add(kvs1);<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> kvs.add(kvs2);<a name="line.543"></a> |
| <span class="sourceLineNo">544</span> byte[][] rows = new byte[][]{row1, row2};<a name="line.544"></a> |
| <span class="sourceLineNo">545</span> for (int i = 0; i < kvs.size(); ++i) {<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> for (Cell kv : kvs.get(i)) {<a name="line.546"></a> |
| <span class="sourceLineNo">547</span> // Delete from the current row and add to the other row<a name="line.547"></a> |
| <span class="sourceLineNo">548</span> Delete d = new Delete(rows[i]);<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> KeyValue kvDelete =<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> new KeyValue(rows[i], CellUtil.cloneFamily(kv), CellUtil.cloneQualifier(kv),<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> kv.getTimestamp(), KeyValue.Type.Delete);<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> d.add(kvDelete);<a name="line.552"></a> |
| <span class="sourceLineNo">553</span> Put p = new Put(rows[1 - i]);<a name="line.553"></a> |
| <span class="sourceLineNo">554</span> KeyValue kvAdd =<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> new KeyValue(rows[1 - i], CellUtil.cloneFamily(kv), CellUtil.cloneQualifier(kv),<a name="line.555"></a> |
| <span class="sourceLineNo">556</span> now, CellUtil.cloneValue(kv));<a name="line.556"></a> |
| <span class="sourceLineNo">557</span> p.add(kvAdd);<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> mutations.add(d);<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> walEdit.add(kvDelete);<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> mutations.add(p);<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> walEdit.add(kvAdd);<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> }<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> }<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> }<a name="line.564"></a> |
| <span class="sourceLineNo">565</span><a name="line.565"></a> |
| <span class="sourceLineNo">566</span> @Override<a name="line.566"></a> |
| <span class="sourceLineNo">567</span> public String getName() {<a name="line.567"></a> |
| <span class="sourceLineNo">568</span> return "swap";<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> }<a name="line.569"></a> |
| <span class="sourceLineNo">570</span><a name="line.570"></a> |
| <span class="sourceLineNo">571</span> @Override<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> public RowSwapProcessorRequest getRequestData() throws IOException {<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> RowSwapProcessorRequest.Builder builder = RowSwapProcessorRequest.newBuilder();<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> builder.setRow1(ByteStringer.wrap(row1));<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> builder.setRow2(ByteStringer.wrap(row2));<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> return builder.build();<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> }<a name="line.577"></a> |
| <span class="sourceLineNo">578</span><a name="line.578"></a> |
| <span class="sourceLineNo">579</span> @Override<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> public void initialize(RowSwapProcessorRequest msg) {<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> this.row1 = msg.getRow1().toByteArray();<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> this.row2 = msg.getRow2().toByteArray();<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> }<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> }<a name="line.584"></a> |
| <span class="sourceLineNo">585</span><a name="line.585"></a> |
| <span class="sourceLineNo">586</span> public static class TimeoutProcessor extends<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> BaseRowProcessor<TimeoutProcessorRequest, TimeoutProcessorResponse> {<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> byte[] row = new byte[0];<a name="line.588"></a> |
| <span class="sourceLineNo">589</span><a name="line.589"></a> |
| <span class="sourceLineNo">590</span> /**<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> * Empty constructor for Writable<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> */<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> public TimeoutProcessor() {<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> }<a name="line.594"></a> |
| <span class="sourceLineNo">595</span><a name="line.595"></a> |
| <span class="sourceLineNo">596</span> public TimeoutProcessor(byte[] row) {<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> this.row = row;<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> }<a name="line.598"></a> |
| <span class="sourceLineNo">599</span><a name="line.599"></a> |
| <span class="sourceLineNo">600</span> public Collection<byte[]> getRowsToLock() {<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> return Collections.singleton(row);<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> }<a name="line.602"></a> |
| <span class="sourceLineNo">603</span><a name="line.603"></a> |
| <span class="sourceLineNo">604</span> @Override<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> public TimeoutProcessorResponse getResult() {<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> return TimeoutProcessorResponse.getDefaultInstance();<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> }<a name="line.607"></a> |
| <span class="sourceLineNo">608</span><a name="line.608"></a> |
| <span class="sourceLineNo">609</span> @Override<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> public void process(long now, HRegion region,<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> List<Mutation> mutations, WALEdit walEdit) throws IOException {<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> try {<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> // Sleep for a long time so it timeout<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> Thread.sleep(100 * 1000L);<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> } catch (Exception e) {<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> throw new IOException(e);<a name="line.616"></a> |
| <span class="sourceLineNo">617</span> }<a name="line.617"></a> |
| <span class="sourceLineNo">618</span> }<a name="line.618"></a> |
| <span class="sourceLineNo">619</span><a name="line.619"></a> |
| <span class="sourceLineNo">620</span> @Override<a name="line.620"></a> |
| <span class="sourceLineNo">621</span> public boolean readOnly() {<a name="line.621"></a> |
| <span class="sourceLineNo">622</span> return true;<a name="line.622"></a> |
| <span class="sourceLineNo">623</span> }<a name="line.623"></a> |
| <span class="sourceLineNo">624</span><a name="line.624"></a> |
| <span class="sourceLineNo">625</span> @Override<a name="line.625"></a> |
| <span class="sourceLineNo">626</span> public String getName() {<a name="line.626"></a> |
| <span class="sourceLineNo">627</span> return "timeout";<a name="line.627"></a> |
| <span class="sourceLineNo">628</span> }<a name="line.628"></a> |
| <span class="sourceLineNo">629</span><a name="line.629"></a> |
| <span class="sourceLineNo">630</span> @Override<a name="line.630"></a> |
| <span class="sourceLineNo">631</span> public TimeoutProcessorRequest getRequestData() throws IOException {<a name="line.631"></a> |
| <span class="sourceLineNo">632</span> TimeoutProcessorRequest.Builder builder = TimeoutProcessorRequest.newBuilder();<a name="line.632"></a> |
| <span class="sourceLineNo">633</span> builder.setRow(ByteStringer.wrap(row));<a name="line.633"></a> |
| <span class="sourceLineNo">634</span> return builder.build();<a name="line.634"></a> |
| <span class="sourceLineNo">635</span> }<a name="line.635"></a> |
| <span class="sourceLineNo">636</span><a name="line.636"></a> |
| <span class="sourceLineNo">637</span> @Override<a name="line.637"></a> |
| <span class="sourceLineNo">638</span> public void initialize(TimeoutProcessorRequest msg) throws IOException {<a name="line.638"></a> |
| <span class="sourceLineNo">639</span> this.row = msg.getRow().toByteArray();<a name="line.639"></a> |
| <span class="sourceLineNo">640</span> }<a name="line.640"></a> |
| <span class="sourceLineNo">641</span> }<a name="line.641"></a> |
| <span class="sourceLineNo">642</span><a name="line.642"></a> |
| <span class="sourceLineNo">643</span> public static void doScan(HRegion region, Scan scan, List<Cell> result) throws IOException {<a name="line.643"></a> |
| <span class="sourceLineNo">644</span> InternalScanner scanner = null;<a name="line.644"></a> |
| <span class="sourceLineNo">645</span> try {<a name="line.645"></a> |
| <span class="sourceLineNo">646</span> scan.setIsolationLevel(IsolationLevel.READ_UNCOMMITTED);<a name="line.646"></a> |
| <span class="sourceLineNo">647</span> scanner = region.getScanner(scan);<a name="line.647"></a> |
| <span class="sourceLineNo">648</span> result.clear();<a name="line.648"></a> |
| <span class="sourceLineNo">649</span> scanner.next(result);<a name="line.649"></a> |
| <span class="sourceLineNo">650</span> } finally {<a name="line.650"></a> |
| <span class="sourceLineNo">651</span> if (scanner != null) {<a name="line.651"></a> |
| <span class="sourceLineNo">652</span> scanner.close();<a name="line.652"></a> |
| <span class="sourceLineNo">653</span> }<a name="line.653"></a> |
| <span class="sourceLineNo">654</span> }<a name="line.654"></a> |
| <span class="sourceLineNo">655</span> }<a name="line.655"></a> |
| <span class="sourceLineNo">656</span> }<a name="line.656"></a> |
| <span class="sourceLineNo">657</span><a name="line.657"></a> |
| <span class="sourceLineNo">658</span> static String stringifyKvs(Collection<Cell> kvs) {<a name="line.658"></a> |
| <span class="sourceLineNo">659</span> StringBuilder out = new StringBuilder();<a name="line.659"></a> |
| <span class="sourceLineNo">660</span> out.append("[");<a name="line.660"></a> |
| <span class="sourceLineNo">661</span> if (kvs != null) {<a name="line.661"></a> |
| <span class="sourceLineNo">662</span> for (Cell kv : kvs) {<a name="line.662"></a> |
| <span class="sourceLineNo">663</span> byte[] col = CellUtil.cloneQualifier(kv);<a name="line.663"></a> |
| <span class="sourceLineNo">664</span> byte[] val = CellUtil.cloneValue(kv);<a name="line.664"></a> |
| <span class="sourceLineNo">665</span> if (Bytes.equals(col, COUNTER)) {<a name="line.665"></a> |
| <span class="sourceLineNo">666</span> out.append(Bytes.toStringBinary(col) + ":" +<a name="line.666"></a> |
| <span class="sourceLineNo">667</span> Bytes.toInt(val) + " ");<a name="line.667"></a> |
| <span class="sourceLineNo">668</span> } else {<a name="line.668"></a> |
| <span class="sourceLineNo">669</span> out.append(Bytes.toStringBinary(col) + ":" +<a name="line.669"></a> |
| <span class="sourceLineNo">670</span> Bytes.toStringBinary(val) + " ");<a name="line.670"></a> |
| <span class="sourceLineNo">671</span> }<a name="line.671"></a> |
| <span class="sourceLineNo">672</span> }<a name="line.672"></a> |
| <span class="sourceLineNo">673</span> }<a name="line.673"></a> |
| <span class="sourceLineNo">674</span> out.append("]");<a name="line.674"></a> |
| <span class="sourceLineNo">675</span> return out.toString();<a name="line.675"></a> |
| <span class="sourceLineNo">676</span> }<a name="line.676"></a> |
| <span class="sourceLineNo">677</span>}<a name="line.677"></a> |
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| </div> |
| </body> |
| </html> |
