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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.procedure2;<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 java.io.IOException;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.ArrayList;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.concurrent.TimeUnit;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.concurrent.atomic.AtomicBoolean;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.concurrent.atomic.AtomicLong;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.hadoop.fs.FileSystem;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.apache.hadoop.fs.Path;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseCommonTestingUtil;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.procedure2.TestYieldProcedures.TestStateMachineProcedure.State;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.procedure2.store.ProcedureStore;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.testclassification.MasterTests;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.junit.After;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.junit.Before;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.junit.ClassRule;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.junit.Test;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.junit.experimental.categories.Category;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.slf4j.Logger;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.slf4j.LoggerFactory;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span><a name="line.43"></a> |
| <span class="sourceLineNo">044</span>@Category({ MasterTests.class, SmallTests.class })<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>public class TestYieldProcedures {<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> @ClassRule<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> HBaseClassTestRule.forClass(TestYieldProcedures.class);<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span> private static final Logger LOG = LoggerFactory.getLogger(TestYieldProcedures.class);<a name="line.50"></a> |
| <span class="sourceLineNo">051</span><a name="line.51"></a> |
| <span class="sourceLineNo">052</span> private static final int PROCEDURE_EXECUTOR_SLOTS = 1;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> private static final Procedure NULL_PROC = null;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span><a name="line.54"></a> |
| <span class="sourceLineNo">055</span> private ProcedureExecutor<TestProcEnv> procExecutor;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> private TestScheduler procRunnables;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> private ProcedureStore procStore;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private HBaseCommonTestingUtil htu;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private FileSystem fs;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> private Path testDir;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> private Path logDir;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span><a name="line.63"></a> |
| <span class="sourceLineNo">064</span> @Before<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> public void setUp() throws IOException {<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> htu = new HBaseCommonTestingUtil();<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> testDir = htu.getDataTestDir();<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> fs = testDir.getFileSystem(htu.getConfiguration());<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> assertTrue(testDir.depth() > 1);<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> logDir = new Path(testDir, "proc-logs");<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> procStore = ProcedureTestingUtility.createWalStore(htu.getConfiguration(), logDir);<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> procRunnables = new TestScheduler();<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> procExecutor =<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> new ProcedureExecutor<>(htu.getConfiguration(), new TestProcEnv(), procStore, procRunnables);<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> procStore.start(PROCEDURE_EXECUTOR_SLOTS);<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> ProcedureTestingUtility.initAndStartWorkers(procExecutor, PROCEDURE_EXECUTOR_SLOTS, true);<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> @After<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> public void tearDown() throws IOException {<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> procExecutor.stop();<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> procStore.stop(false);<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> fs.delete(logDir, true);<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> }<a name="line.85"></a> |
| <span class="sourceLineNo">086</span><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> @Test<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> public void testYieldEachExecutionStep() throws Exception {<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> final int NUM_STATES = 3;<a name="line.89"></a> |
| <span class="sourceLineNo">090</span><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> TestStateMachineProcedure[] procs = new TestStateMachineProcedure[3];<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> for (int i = 0; i < procs.length; ++i) {<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> procs[i] = new TestStateMachineProcedure(true, false);<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> procExecutor.submitProcedure(procs[i]);<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> }<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> ProcedureTestingUtility.waitNoProcedureRunning(procExecutor);<a name="line.96"></a> |
| <span class="sourceLineNo">097</span><a name="line.97"></a> |
| <span class="sourceLineNo">098</span> for (int i = 0; i < procs.length; ++i) {<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> assertEquals(NUM_STATES * 2, procs[i].getExecutionInfo().size());<a name="line.99"></a> |
| <span class="sourceLineNo">100</span><a name="line.100"></a> |
| <span class="sourceLineNo">101</span> // verify execution<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> int index = 0;<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> for (int execStep = 0; execStep < NUM_STATES; ++execStep) {<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> TestStateMachineProcedure.ExecutionInfo info = procs[i].getExecutionInfo().get(index++);<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> assertEquals(false, info.isRollback());<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> assertEquals(execStep, info.getStep().ordinal());<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> }<a name="line.107"></a> |
| <span class="sourceLineNo">108</span><a name="line.108"></a> |
| <span class="sourceLineNo">109</span> // verify rollback<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> for (int execStep = NUM_STATES - 1; execStep >= 0; --execStep) {<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> TestStateMachineProcedure.ExecutionInfo info = procs[i].getExecutionInfo().get(index++);<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> assertEquals(true, info.isRollback());<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> assertEquals(execStep, info.getStep().ordinal());<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> }<a name="line.115"></a> |
| <span class="sourceLineNo">116</span><a name="line.116"></a> |
| <span class="sourceLineNo">117</span> // check runnable queue stats<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> assertEquals(0, procRunnables.size());<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> assertEquals(0, procRunnables.addFrontCalls);<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> assertEquals(15, procRunnables.addBackCalls);<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> assertEquals(12, procRunnables.yieldCalls);<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> assertEquals(16, procRunnables.pollCalls);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> assertEquals(3, procRunnables.completionCalls);<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> @Test<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> public void testYieldOnInterrupt() throws Exception {<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> final int NUM_STATES = 3;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> int count = 0;<a name="line.129"></a> |
| <span class="sourceLineNo">130</span><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> TestStateMachineProcedure proc = new TestStateMachineProcedure(true, true);<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> // test execute (we execute steps twice, one has the IE the other completes)<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> assertEquals(NUM_STATES * 4, proc.getExecutionInfo().size());<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> for (int i = 0; i < NUM_STATES; ++i) {<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> TestStateMachineProcedure.ExecutionInfo info = proc.getExecutionInfo().get(count++);<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> assertEquals(false, info.isRollback());<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> assertEquals(i, info.getStep().ordinal());<a name="line.139"></a> |
| <span class="sourceLineNo">140</span><a name="line.140"></a> |
| <span class="sourceLineNo">141</span> info = proc.getExecutionInfo().get(count++);<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> assertEquals(false, info.isRollback());<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> assertEquals(i, info.getStep().ordinal());<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> }<a name="line.144"></a> |
| <span class="sourceLineNo">145</span><a name="line.145"></a> |
| <span class="sourceLineNo">146</span> // test rollback (we execute steps twice, rollback counts both IE and completed)<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> for (int i = NUM_STATES - 1; i >= 0; --i) {<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> TestStateMachineProcedure.ExecutionInfo info = proc.getExecutionInfo().get(count++);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> assertEquals(true, info.isRollback());<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> assertEquals(i, info.getStep().ordinal());<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> for (int i = NUM_STATES - 1; i >= 0; --i) {<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> TestStateMachineProcedure.ExecutionInfo info = proc.getExecutionInfo().get(count++);<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> assertEquals(true, info.isRollback());<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> assertEquals(0, info.getStep().ordinal());<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> }<a name="line.157"></a> |
| <span class="sourceLineNo">158</span><a name="line.158"></a> |
| <span class="sourceLineNo">159</span> // check runnable queue stats<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> assertEquals(0, procRunnables.size());<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> assertEquals(0, procRunnables.addFrontCalls);<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> assertEquals(11, procRunnables.addBackCalls);<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> assertEquals(10, procRunnables.yieldCalls);<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> assertEquals(12, procRunnables.pollCalls);<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> assertEquals(1, procRunnables.completionCalls);<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> |
| <span class="sourceLineNo">168</span> @Test<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> public void testYieldException() {<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> TestYieldProcedure proc = new TestYieldProcedure();<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> ProcedureTestingUtility.submitAndWait(procExecutor, proc);<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> assertEquals(6, proc.step);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span><a name="line.173"></a> |
| <span class="sourceLineNo">174</span> // check runnable queue stats<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> assertEquals(0, procRunnables.size());<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> assertEquals(0, procRunnables.addFrontCalls);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> assertEquals(6, procRunnables.addBackCalls);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> assertEquals(5, procRunnables.yieldCalls);<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> assertEquals(7, procRunnables.pollCalls);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> assertEquals(1, procRunnables.completionCalls);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> }<a name="line.181"></a> |
| <span class="sourceLineNo">182</span><a name="line.182"></a> |
| <span class="sourceLineNo">183</span> private static class TestProcEnv {<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> public final AtomicLong timestamp = new AtomicLong(0);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span><a name="line.185"></a> |
| <span class="sourceLineNo">186</span> public long nextTimestamp() {<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> return timestamp.incrementAndGet();<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> }<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> }<a name="line.189"></a> |
| <span class="sourceLineNo">190</span><a name="line.190"></a> |
| <span class="sourceLineNo">191</span> public static class TestStateMachineProcedure<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> extends StateMachineProcedure<TestProcEnv, TestStateMachineProcedure.State> {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> enum State {<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> STATE_1,<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> STATE_2,<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> STATE_3<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> }<a name="line.197"></a> |
| <span class="sourceLineNo">198</span><a name="line.198"></a> |
| <span class="sourceLineNo">199</span> public static class ExecutionInfo {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> private final boolean rollback;<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> private final long timestamp;<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> private final State step;<a name="line.202"></a> |
| <span class="sourceLineNo">203</span><a name="line.203"></a> |
| <span class="sourceLineNo">204</span> public ExecutionInfo(long timestamp, State step, boolean isRollback) {<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> this.timestamp = timestamp;<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> this.step = step;<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> this.rollback = isRollback;<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> }<a name="line.208"></a> |
| <span class="sourceLineNo">209</span><a name="line.209"></a> |
| <span class="sourceLineNo">210</span> public State getStep() {<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> return step;<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> }<a name="line.212"></a> |
| <span class="sourceLineNo">213</span><a name="line.213"></a> |
| <span class="sourceLineNo">214</span> public long getTimestamp() {<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> return timestamp;<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span><a name="line.217"></a> |
| <span class="sourceLineNo">218</span> public boolean isRollback() {<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> return rollback;<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> }<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> }<a name="line.221"></a> |
| <span class="sourceLineNo">222</span><a name="line.222"></a> |
| <span class="sourceLineNo">223</span> private final ArrayList<ExecutionInfo> executionInfo = new ArrayList<>();<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> private final AtomicBoolean aborted = new AtomicBoolean(false);<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> private final boolean throwInterruptOnceOnEachStep;<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> private final boolean abortOnFinalStep;<a name="line.226"></a> |
| <span class="sourceLineNo">227</span><a name="line.227"></a> |
| <span class="sourceLineNo">228</span> public TestStateMachineProcedure() {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> this(false, false);<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> }<a name="line.230"></a> |
| <span class="sourceLineNo">231</span><a name="line.231"></a> |
| <span class="sourceLineNo">232</span> public TestStateMachineProcedure(boolean abortOnFinalStep,<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> boolean throwInterruptOnceOnEachStep) {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> this.abortOnFinalStep = abortOnFinalStep;<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> this.throwInterruptOnceOnEachStep = throwInterruptOnceOnEachStep;<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> }<a name="line.236"></a> |
| <span class="sourceLineNo">237</span><a name="line.237"></a> |
| <span class="sourceLineNo">238</span> public ArrayList<ExecutionInfo> getExecutionInfo() {<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> return executionInfo;<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> }<a name="line.240"></a> |
| <span class="sourceLineNo">241</span><a name="line.241"></a> |
| <span class="sourceLineNo">242</span> @Override<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> protected boolean isRollbackSupported(State state) {<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> return true;<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> }<a name="line.245"></a> |
| <span class="sourceLineNo">246</span><a name="line.246"></a> |
| <span class="sourceLineNo">247</span> @Override<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> protected StateMachineProcedure.Flow executeFromState(TestProcEnv env, State state)<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> throws InterruptedException {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> final long ts = env.nextTimestamp();<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> LOG.info(getProcId() + " execute step " + state + " ts=" + ts);<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> executionInfo.add(new ExecutionInfo(ts, state, false));<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> Thread.sleep(150);<a name="line.253"></a> |
| <span class="sourceLineNo">254</span><a name="line.254"></a> |
| <span class="sourceLineNo">255</span> if (throwInterruptOnceOnEachStep && ((executionInfo.size() - 1) % 2) == 0) {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> LOG.debug("THROW INTERRUPT");<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> throw new InterruptedException("test interrupt");<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> }<a name="line.258"></a> |
| <span class="sourceLineNo">259</span><a name="line.259"></a> |
| <span class="sourceLineNo">260</span> switch (state) {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> case STATE_1:<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> setNextState(State.STATE_2);<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> break;<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> case STATE_2:<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> setNextState(State.STATE_3);<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> break;<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> case STATE_3:<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> if (abortOnFinalStep) {<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> setFailure("test", new IOException("Requested abort on final step"));<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> }<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> return Flow.NO_MORE_STATE;<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> default:<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> throw new UnsupportedOperationException();<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> }<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> return Flow.HAS_MORE_STATE;<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> @Override<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> protected void rollbackState(TestProcEnv env, final State state) throws InterruptedException {<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> final long ts = env.nextTimestamp();<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> LOG.debug(getProcId() + " rollback state " + state + " ts=" + ts);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> executionInfo.add(new ExecutionInfo(ts, state, true));<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> Thread.sleep(150);<a name="line.283"></a> |
| <span class="sourceLineNo">284</span><a name="line.284"></a> |
| <span class="sourceLineNo">285</span> if (throwInterruptOnceOnEachStep && ((executionInfo.size() - 1) % 2) == 0) {<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> LOG.debug("THROW INTERRUPT");<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> throw new InterruptedException("test interrupt");<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> }<a name="line.288"></a> |
| <span class="sourceLineNo">289</span><a name="line.289"></a> |
| <span class="sourceLineNo">290</span> switch (state) {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> case STATE_1:<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> break;<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> case STATE_2:<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> break;<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> case STATE_3:<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> break;<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> default:<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> throw new UnsupportedOperationException();<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> }<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> }<a name="line.300"></a> |
| <span class="sourceLineNo">301</span><a name="line.301"></a> |
| <span class="sourceLineNo">302</span> @Override<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> protected State getState(final int stateId) {<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> return State.values()[stateId];<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> @Override<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> protected int getStateId(final State state) {<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> return state.ordinal();<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> }<a name="line.310"></a> |
| <span class="sourceLineNo">311</span><a name="line.311"></a> |
| <span class="sourceLineNo">312</span> @Override<a name="line.312"></a> |
| <span class="sourceLineNo">313</span> protected State getInitialState() {<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> return State.STATE_1;<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> }<a name="line.315"></a> |
| <span class="sourceLineNo">316</span><a name="line.316"></a> |
| <span class="sourceLineNo">317</span> @Override<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> protected boolean isYieldBeforeExecuteFromState(TestProcEnv env, State state) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> return true;<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> @Override<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> protected boolean abort(TestProcEnv env) {<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> aborted.set(true);<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> return true;<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> }<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> }<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> public static class TestYieldProcedure extends Procedure<TestProcEnv> {<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> private int step = 0;<a name="line.330"></a> |
| <span class="sourceLineNo">331</span><a name="line.331"></a> |
| <span class="sourceLineNo">332</span> public TestYieldProcedure() {<a name="line.332"></a> |
| <span class="sourceLineNo">333</span> }<a name="line.333"></a> |
| <span class="sourceLineNo">334</span><a name="line.334"></a> |
| <span class="sourceLineNo">335</span> @Override<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> protected Procedure[] execute(final TestProcEnv env) throws ProcedureYieldException {<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> LOG.info("execute step " + step);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> if (step++ < 5) {<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> throw new ProcedureYieldException();<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> }<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> return null;<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> }<a name="line.342"></a> |
| <span class="sourceLineNo">343</span><a name="line.343"></a> |
| <span class="sourceLineNo">344</span> @Override<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> protected void rollback(TestProcEnv env) {<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> protected boolean abort(TestProcEnv env) {<a name="line.349"></a> |
| <span class="sourceLineNo">350</span> return false;<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> }<a name="line.351"></a> |
| <span class="sourceLineNo">352</span><a name="line.352"></a> |
| <span class="sourceLineNo">353</span> @Override<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> protected boolean isYieldAfterExecutionStep(final TestProcEnv env) {<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> return true;<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> }<a name="line.356"></a> |
| <span class="sourceLineNo">357</span><a name="line.357"></a> |
| <span class="sourceLineNo">358</span> @Override<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> protected void serializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> }<a name="line.360"></a> |
| <span class="sourceLineNo">361</span><a name="line.361"></a> |
| <span class="sourceLineNo">362</span> @Override<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> protected void deserializeStateData(ProcedureStateSerializer serializer) throws IOException {<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> }<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> private static class TestScheduler extends SimpleProcedureScheduler {<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> private int completionCalls;<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> private int addFrontCalls;<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> private int addBackCalls;<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> private int yieldCalls;<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> private int pollCalls;<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> public TestScheduler() {<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> }<a name="line.375"></a> |
| <span class="sourceLineNo">376</span><a name="line.376"></a> |
| <span class="sourceLineNo">377</span> @Override<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> public void addFront(final Procedure proc) {<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> addFrontCalls++;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> super.addFront(proc);<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> }<a name="line.381"></a> |
| <span class="sourceLineNo">382</span><a name="line.382"></a> |
| <span class="sourceLineNo">383</span> @Override<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> public void addBack(final Procedure proc) {<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> addBackCalls++;<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> super.addBack(proc);<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> }<a name="line.387"></a> |
| <span class="sourceLineNo">388</span><a name="line.388"></a> |
| <span class="sourceLineNo">389</span> @Override<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> public void yield(final Procedure proc) {<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> yieldCalls++;<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> super.yield(proc);<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> }<a name="line.393"></a> |
| <span class="sourceLineNo">394</span><a name="line.394"></a> |
| <span class="sourceLineNo">395</span> @Override<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> public Procedure poll() {<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> pollCalls++;<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> return super.poll();<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> }<a name="line.399"></a> |
| <span class="sourceLineNo">400</span><a name="line.400"></a> |
| <span class="sourceLineNo">401</span> @Override<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> public Procedure poll(long timeout, TimeUnit unit) {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> pollCalls++;<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> return super.poll(timeout, unit);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> }<a name="line.405"></a> |
| <span class="sourceLineNo">406</span><a name="line.406"></a> |
| <span class="sourceLineNo">407</span> @Override<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> public void completionCleanup(Procedure proc) {<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> completionCalls++;<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> }<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> }<a name="line.411"></a> |
| <span class="sourceLineNo">412</span>}<a name="line.412"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
