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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.zookeeper;<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.assertNotEquals;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.junit.Assert.assertTrue;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><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.Arrays;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import java.util.Collections;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import java.util.LinkedList;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import java.util.List;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span><a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.apache.hadoop.conf.Configuration;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.Abortable;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HBaseZKTestingUtil;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.testclassification.MediumTests;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.testclassification.ZKTests;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil.ZKUtilOp;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.zookeeper.CreateMode;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.zookeeper.KeeperException;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.zookeeper.Op;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.zookeeper.ZooDefs.Ids;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.junit.AfterClass;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.junit.BeforeClass;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.junit.ClassRule;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.junit.Test;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.junit.experimental.categories.Category;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.slf4j.Logger;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.slf4j.LoggerFactory;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span><a name="line.49"></a> |
| <span class="sourceLineNo">050</span>/**<a name="line.50"></a> |
| <span class="sourceLineNo">051</span> * Test ZooKeeper multi-update functionality.<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> */<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>@Category({ ZKTests.class, MediumTests.class })<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>public class TestZKMulti {<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> @ClassRule<a name="line.55"></a> |
| <span class="sourceLineNo">056</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> HBaseClassTestRule.forClass(TestZKMulti.class);<a name="line.57"></a> |
| <span class="sourceLineNo">058</span><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private static final Logger LOG = LoggerFactory.getLogger(TestZKMulti.class);<a name="line.59"></a> |
| <span class="sourceLineNo">060</span> private final static HBaseZKTestingUtil TEST_UTIL = new HBaseZKTestingUtil();<a name="line.60"></a> |
| <span class="sourceLineNo">061</span> private static ZKWatcher zkw = null;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span><a name="line.62"></a> |
| <span class="sourceLineNo">063</span> private static class ZKMultiAbortable implements Abortable {<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> @Override<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> public void abort(String why, Throwable e) {<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> LOG.info(why, e);<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> }<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> @Override<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> public boolean isAborted() {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> return false;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> }<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> }<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> @BeforeClass<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> public static void setUpBeforeClass() throws Exception {<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> TEST_UTIL.startMiniZKCluster();<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> Configuration conf = TEST_UTIL.getConfiguration();<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> Abortable abortable = new ZKMultiAbortable();<a name="line.79"></a> |
| <span class="sourceLineNo">080</span> zkw = new ZKWatcher(conf,<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> "TestZKMulti", abortable, true);<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> }<a name="line.82"></a> |
| <span class="sourceLineNo">083</span><a name="line.83"></a> |
| <span class="sourceLineNo">084</span> @AfterClass<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> public static void tearDownAfterClass() throws Exception {<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> TEST_UTIL.shutdownMiniZKCluster();<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> }<a name="line.87"></a> |
| <span class="sourceLineNo">088</span><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> @Test<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> public void testSimpleMulti() throws Exception {<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> // null multi<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> ZKUtil.multiOrSequential(zkw, null, false);<a name="line.92"></a> |
| <span class="sourceLineNo">093</span><a name="line.93"></a> |
| <span class="sourceLineNo">094</span> // empty multi<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> ZKUtil.multiOrSequential(zkw, new LinkedList<>(), false);<a name="line.95"></a> |
| <span class="sourceLineNo">096</span><a name="line.96"></a> |
| <span class="sourceLineNo">097</span> // single create<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> String path = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testSimpleMulti");<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> LinkedList<ZKUtilOp> singleCreate = new LinkedList<>();<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> singleCreate.add(ZKUtilOp.createAndFailSilent(path, new byte[0]));<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> ZKUtil.multiOrSequential(zkw, singleCreate, false);<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> assertTrue(ZKUtil.checkExists(zkw, path) != -1);<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> // single setdata<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> LinkedList<ZKUtilOp> singleSetData = new LinkedList<>();<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> byte [] data = Bytes.toBytes("foobar");<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> singleSetData.add(ZKUtilOp.setData(path, data));<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> ZKUtil.multiOrSequential(zkw, singleSetData, false);<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path), data));<a name="line.109"></a> |
| <span class="sourceLineNo">110</span><a name="line.110"></a> |
| <span class="sourceLineNo">111</span> // single delete<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> LinkedList<ZKUtilOp> singleDelete = new LinkedList<>();<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> singleDelete.add(ZKUtilOp.deleteNodeFailSilent(path));<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> ZKUtil.multiOrSequential(zkw, singleDelete, false);<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> assertEquals(-1, ZKUtil.checkExists(zkw, path));<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span><a name="line.117"></a> |
| <span class="sourceLineNo">118</span> @Test<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> public void testComplexMulti() throws Exception {<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> String path1 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testComplexMulti1");<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> String path2 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testComplexMulti2");<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> String path3 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testComplexMulti3");<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> String path4 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testComplexMulti4");<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> String path5 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testComplexMulti5");<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> String path6 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testComplexMulti6");<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> // create 4 nodes that we'll setData on or delete later<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> LinkedList<ZKUtilOp> create4Nodes = new LinkedList<>();<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> create4Nodes.add(ZKUtilOp.createAndFailSilent(path1, Bytes.toBytes(path1)));<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> create4Nodes.add(ZKUtilOp.createAndFailSilent(path2, Bytes.toBytes(path2)));<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> create4Nodes.add(ZKUtilOp.createAndFailSilent(path3, Bytes.toBytes(path3)));<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> create4Nodes.add(ZKUtilOp.createAndFailSilent(path4, Bytes.toBytes(path4)));<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> ZKUtil.multiOrSequential(zkw, create4Nodes, false);<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path1), Bytes.toBytes(path1)));<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path2), Bytes.toBytes(path2)));<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path3), Bytes.toBytes(path3)));<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path4), Bytes.toBytes(path4)));<a name="line.136"></a> |
| <span class="sourceLineNo">137</span><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // do multiple of each operation (setData, delete, create)<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> LinkedList<ZKUtilOp> ops = new LinkedList<>();<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> // setData<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> ops.add(ZKUtilOp.setData(path1, Bytes.add(Bytes.toBytes(path1), Bytes.toBytes(path1))));<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> ops.add(ZKUtilOp.setData(path2, Bytes.add(Bytes.toBytes(path2), Bytes.toBytes(path2))));<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> // delete<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> ops.add(ZKUtilOp.deleteNodeFailSilent(path3));<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> ops.add(ZKUtilOp.deleteNodeFailSilent(path4));<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> // create<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> ops.add(ZKUtilOp.createAndFailSilent(path5, Bytes.toBytes(path5)));<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> ops.add(ZKUtilOp.createAndFailSilent(path6, Bytes.toBytes(path6)));<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path1),<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> Bytes.add(Bytes.toBytes(path1), Bytes.toBytes(path1))));<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path2),<a name="line.152"></a> |
| <span class="sourceLineNo">153</span> Bytes.add(Bytes.toBytes(path2), Bytes.toBytes(path2))));<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> assertEquals(-1, ZKUtil.checkExists(zkw, path3));<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> assertEquals(-1, ZKUtil.checkExists(zkw, path4));<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path5), Bytes.toBytes(path5)));<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path6), Bytes.toBytes(path6)));<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> }<a name="line.158"></a> |
| <span class="sourceLineNo">159</span><a name="line.159"></a> |
| <span class="sourceLineNo">160</span> @Test<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> public void testSingleFailure() throws Exception {<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> // try to delete a node that doesn't exist<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> boolean caughtNoNode = false;<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> String path = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testSingleFailureZ");<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> LinkedList<ZKUtilOp> ops = new LinkedList<>();<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> ops.add(ZKUtilOp.deleteNodeFailSilent(path));<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> try {<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> } catch (KeeperException.NoNodeException nne) {<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> caughtNoNode = true;<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> }<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> assertTrue(caughtNoNode);<a name="line.172"></a> |
| <span class="sourceLineNo">173</span><a name="line.173"></a> |
| <span class="sourceLineNo">174</span> // try to setData on a node that doesn't exist<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> caughtNoNode = false;<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> ops = new LinkedList<>();<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> ops.add(ZKUtilOp.setData(path, Bytes.toBytes(path)));<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> try {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> } catch (KeeperException.NoNodeException nne) {<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> caughtNoNode = true;<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> }<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> assertTrue(caughtNoNode);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span><a name="line.184"></a> |
| <span class="sourceLineNo">185</span> // try to create on a node that already exists<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> boolean caughtNodeExists = false;<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> ops = new LinkedList<>();<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> ops.add(ZKUtilOp.createAndFailSilent(path, Bytes.toBytes(path)));<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> try {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> } catch (KeeperException.NodeExistsException nee) {<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> caughtNodeExists = true;<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> }<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> assertTrue(caughtNodeExists);<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> }<a name="line.196"></a> |
| <span class="sourceLineNo">197</span><a name="line.197"></a> |
| <span class="sourceLineNo">198</span> @Test<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> public void testSingleFailureInMulti() throws Exception {<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> // try a multi where all but one operation succeeds<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> String pathA = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testSingleFailureInMultiA");<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> String pathB = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testSingleFailureInMultiB");<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> String pathC = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testSingleFailureInMultiC");<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> LinkedList<ZKUtilOp> ops = new LinkedList<>();<a name="line.204"></a> |
| <span class="sourceLineNo">205</span> ops.add(ZKUtilOp.createAndFailSilent(pathA, Bytes.toBytes(pathA)));<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> ops.add(ZKUtilOp.createAndFailSilent(pathB, Bytes.toBytes(pathB)));<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> ops.add(ZKUtilOp.deleteNodeFailSilent(pathC));<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> boolean caughtNoNode = false;<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> try {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> } catch (KeeperException.NoNodeException nne) {<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> caughtNoNode = true;<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> }<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> assertTrue(caughtNoNode);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> // assert that none of the operations succeeded<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathA));<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathB));<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathC));<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> @Test<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> public void testMultiFailure() throws Exception {<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> String pathX = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testMultiFailureX");<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> String pathY = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testMultiFailureY");<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> String pathZ = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testMultiFailureZ");<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> // create X that we will use to fail create later<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> LinkedList<ZKUtilOp> ops = new LinkedList<>();<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> ops.add(ZKUtilOp.createAndFailSilent(pathX, Bytes.toBytes(pathX)));<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.229"></a> |
| <span class="sourceLineNo">230</span><a name="line.230"></a> |
| <span class="sourceLineNo">231</span> // fail one of each create ,setData, delete<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> String pathV = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testMultiFailureV");<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> String pathW = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "testMultiFailureW");<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> ops = new LinkedList<>();<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> ops.add(ZKUtilOp.createAndFailSilent(pathX, Bytes.toBytes(pathX))); // fail -- already exists<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> ops.add(ZKUtilOp.setData(pathY, Bytes.toBytes(pathY))); // fail -- doesn't exist<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> ops.add(ZKUtilOp.deleteNodeFailSilent(pathZ)); // fail -- doesn't exist<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> ops.add(ZKUtilOp.createAndFailSilent(pathX, Bytes.toBytes(pathV))); // pass<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> ops.add(ZKUtilOp.createAndFailSilent(pathX, Bytes.toBytes(pathW))); // pass<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> boolean caughtNodeExists = false;<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> try {<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> } catch (KeeperException.NodeExistsException nee) {<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> // check first operation that fails throws exception<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> caughtNodeExists = true;<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> }<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> assertTrue(caughtNodeExists);<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> // check that no modifications were made<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> assertNotEquals(-1, ZKUtil.checkExists(zkw, pathX));<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathY));<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathZ));<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathW));<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathV));<a name="line.253"></a> |
| <span class="sourceLineNo">254</span><a name="line.254"></a> |
| <span class="sourceLineNo">255</span> // test that with multiple failures, throws an exception corresponding to first failure in list<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> ops = new LinkedList<>();<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> ops.add(ZKUtilOp.setData(pathY, Bytes.toBytes(pathY))); // fail -- doesn't exist<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> ops.add(ZKUtilOp.createAndFailSilent(pathX, Bytes.toBytes(pathX))); // fail -- exists<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> boolean caughtNoNode = false;<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> try {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> } catch (KeeperException.NoNodeException nne) {<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> // check first operation that fails throws exception<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> caughtNoNode = true;<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> }<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> assertTrue(caughtNoNode);<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> // check that no modifications were made<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> assertNotEquals(-1, ZKUtil.checkExists(zkw, pathX));<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathY));<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathZ));<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathW));<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> assertEquals(-1, ZKUtil.checkExists(zkw, pathV));<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> }<a name="line.273"></a> |
| <span class="sourceLineNo">274</span><a name="line.274"></a> |
| <span class="sourceLineNo">275</span> @Test<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> public void testRunSequentialOnMultiFailure() throws Exception {<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> String path1 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "runSequential1");<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> String path2 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "runSequential2");<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> String path3 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "runSequential3");<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> String path4 = ZNodePaths.joinZNode(zkw.getZNodePaths().baseZNode, "runSequential4");<a name="line.280"></a> |
| <span class="sourceLineNo">281</span><a name="line.281"></a> |
| <span class="sourceLineNo">282</span> // create some nodes that we will use later<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> LinkedList<ZKUtilOp> ops = new LinkedList<>();<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> ops.add(ZKUtilOp.createAndFailSilent(path1, Bytes.toBytes(path1)));<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> ops.add(ZKUtilOp.createAndFailSilent(path2, Bytes.toBytes(path2)));<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> ZKUtil.multiOrSequential(zkw, ops, false);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> // test that, even with operations that fail, the ones that would pass will pass<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> // with runSequentialOnMultiFailure<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> ops = new LinkedList<>();<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> ops.add(ZKUtilOp.setData(path1, Bytes.add(Bytes.toBytes(path1), Bytes.toBytes(path1)))); // pass<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> ops.add(ZKUtilOp.deleteNodeFailSilent(path2)); // pass<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> ops.add(ZKUtilOp.deleteNodeFailSilent(path3)); // fail -- node doesn't exist<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> ops.add(ZKUtilOp.createAndFailSilent(path4,<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> Bytes.add(Bytes.toBytes(path4), Bytes.toBytes(path4)))); // pass<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> ZKUtil.multiOrSequential(zkw, ops, true);<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> assertTrue(Bytes.equals(ZKUtil.getData(zkw, path1),<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> Bytes.add(Bytes.toBytes(path1), Bytes.toBytes(path1))));<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> assertEquals(-1, ZKUtil.checkExists(zkw, path2));<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> assertEquals(-1, ZKUtil.checkExists(zkw, path3));<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> assertNotEquals(-1, ZKUtil.checkExists(zkw, path4));<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> }<a name="line.302"></a> |
| <span class="sourceLineNo">303</span><a name="line.303"></a> |
| <span class="sourceLineNo">304</span> /**<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> * Verifies that for the given root node, it should delete all the child nodes<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> * recursively using multi-update api.<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> */<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> @Test<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> public void testdeleteChildrenRecursivelyMulti() throws Exception {<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> String parentZNode = "/testRootMulti";<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> createZNodeTree(parentZNode);<a name="line.311"></a> |
| <span class="sourceLineNo">312</span><a name="line.312"></a> |
| <span class="sourceLineNo">313</span> ZKUtil.deleteChildrenRecursivelyMultiOrSequential(zkw, true, parentZNode);<a name="line.313"></a> |
| <span class="sourceLineNo">314</span><a name="line.314"></a> |
| <span class="sourceLineNo">315</span> assertTrue("Wrongly deleted parent znode!",<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> ZKUtil.checkExists(zkw, parentZNode) > -1);<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> List<String> children = zkw.getRecoverableZooKeeper().getChildren(<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> parentZNode, false);<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> assertEquals("Failed to delete child znodes!", 0, children.size());<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> /**<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> * Verifies that for the given root node, it should delete all the nodes recursively using<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> * multi-update api.<a name="line.324"></a> |
| <span class="sourceLineNo">325</span> */<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> @Test<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> public void testDeleteNodeRecursivelyMulti() throws Exception {<a name="line.327"></a> |
| <span class="sourceLineNo">328</span> String parentZNode = "/testdeleteNodeRecursivelyMulti";<a name="line.328"></a> |
| <span class="sourceLineNo">329</span> createZNodeTree(parentZNode);<a name="line.329"></a> |
| <span class="sourceLineNo">330</span><a name="line.330"></a> |
| <span class="sourceLineNo">331</span> ZKUtil.deleteNodeRecursively(zkw, parentZNode);<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> assertEquals("Parent znode should be deleted.", -1, ZKUtil.checkExists(zkw, parentZNode));<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> @Test<a name="line.335"></a> |
| <span class="sourceLineNo">336</span> public void testDeleteNodeRecursivelyMultiOrSequential() throws Exception {<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> String parentZNode1 = "/testdeleteNode1";<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> String parentZNode2 = "/testdeleteNode2";<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> String parentZNode3 = "/testdeleteNode3";<a name="line.339"></a> |
| <span class="sourceLineNo">340</span> createZNodeTree(parentZNode1);<a name="line.340"></a> |
| <span class="sourceLineNo">341</span> createZNodeTree(parentZNode2);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> createZNodeTree(parentZNode3);<a name="line.342"></a> |
| <span class="sourceLineNo">343</span><a name="line.343"></a> |
| <span class="sourceLineNo">344</span> ZKUtil.deleteNodeRecursivelyMultiOrSequential(zkw, false, parentZNode1, parentZNode2,<a name="line.344"></a> |
| <span class="sourceLineNo">345</span> parentZNode3);<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> assertEquals("Parent znode 1 should be deleted.", -1, ZKUtil.checkExists(zkw, parentZNode1));<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> assertEquals("Parent znode 2 should be deleted.", -1, ZKUtil.checkExists(zkw, parentZNode2));<a name="line.347"></a> |
| <span class="sourceLineNo">348</span> assertEquals("Parent znode 3 should be deleted.", -1, ZKUtil.checkExists(zkw, parentZNode3));<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> }<a name="line.349"></a> |
| <span class="sourceLineNo">350</span><a name="line.350"></a> |
| <span class="sourceLineNo">351</span> @Test<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> public void testDeleteChildrenRecursivelyMultiOrSequential() throws Exception {<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> String parentZNode1 = "/testdeleteChildren1";<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> String parentZNode2 = "/testdeleteChildren2";<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> String parentZNode3 = "/testdeleteChildren3";<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> createZNodeTree(parentZNode1);<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> createZNodeTree(parentZNode2);<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> createZNodeTree(parentZNode3);<a name="line.358"></a> |
| <span class="sourceLineNo">359</span><a name="line.359"></a> |
| <span class="sourceLineNo">360</span> ZKUtil.deleteChildrenRecursivelyMultiOrSequential(zkw, true, parentZNode1, parentZNode2,<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> parentZNode3);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span><a name="line.362"></a> |
| <span class="sourceLineNo">363</span> assertTrue("Wrongly deleted parent znode 1!", ZKUtil.checkExists(zkw, parentZNode1) > -1);<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> List<String> children = zkw.getRecoverableZooKeeper().getChildren(parentZNode1, false);<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> assertEquals("Failed to delete child znodes of parent znode 1!", 0, children.size());<a name="line.365"></a> |
| <span class="sourceLineNo">366</span><a name="line.366"></a> |
| <span class="sourceLineNo">367</span> assertTrue("Wrongly deleted parent znode 2!", ZKUtil.checkExists(zkw, parentZNode2) > -1);<a name="line.367"></a> |
| <span class="sourceLineNo">368</span> children = zkw.getRecoverableZooKeeper().getChildren(parentZNode2, false);<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> assertEquals("Failed to delete child znodes of parent znode 1!", 0, children.size());<a name="line.369"></a> |
| <span class="sourceLineNo">370</span><a name="line.370"></a> |
| <span class="sourceLineNo">371</span> assertTrue("Wrongly deleted parent znode 3!", ZKUtil.checkExists(zkw, parentZNode3) > -1);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> children = zkw.getRecoverableZooKeeper().getChildren(parentZNode3, false);<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> assertEquals("Failed to delete child znodes of parent znode 1!", 0, children.size());<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span><a name="line.375"></a> |
| <span class="sourceLineNo">376</span> @Test<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> public void testBatchedDeletesOfWideZNodes() throws Exception {<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> // Batch every 50bytes<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> final int batchSize = 50;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> Configuration localConf = new Configuration(TEST_UTIL.getConfiguration());<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> localConf.setInt("zookeeper.multi.max.size", batchSize);<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> try (ZKWatcher customZkw = new ZKWatcher(localConf,<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> "TestZKMulti_Custom", new ZKMultiAbortable(), true)) {<a name="line.383"></a> |
| <span class="sourceLineNo">384</span><a name="line.384"></a> |
| <span class="sourceLineNo">385</span> // With a parent znode like this, we'll get batches of 2-3 elements<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> final String parent1 = "/batchedDeletes1";<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> final String parent2 = "/batchedDeletes2";<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> final byte[] EMPTY_BYTES = new byte[0];<a name="line.388"></a> |
| <span class="sourceLineNo">389</span><a name="line.389"></a> |
| <span class="sourceLineNo">390</span> // Write one node<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> List<Op> ops = new ArrayList<>();<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> ops.add(Op.create(parent1, EMPTY_BYTES, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> for (int i = 0; i < batchSize * 2; i++) {<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> ops.add(Op.create(<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> parent1 + "/" + i, EMPTY_BYTES, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> }<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> customZkw.getRecoverableZooKeeper().multi(ops);<a name="line.397"></a> |
| <span class="sourceLineNo">398</span><a name="line.398"></a> |
| <span class="sourceLineNo">399</span> // Write into a second node<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> ops.clear();<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> ops.add(Op.create(parent2, EMPTY_BYTES, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> for (int i = 0; i < batchSize * 4; i++) {<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> ops.add(Op.create(<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> parent2 + "/" + i, EMPTY_BYTES, Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> }<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> customZkw.getRecoverableZooKeeper().multi(ops);<a name="line.406"></a> |
| <span class="sourceLineNo">407</span><a name="line.407"></a> |
| <span class="sourceLineNo">408</span> // These should return successfully<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> ZKUtil.deleteChildrenRecursively(customZkw, parent1);<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> ZKUtil.deleteChildrenRecursively(customZkw, parent2);<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> |
| <span class="sourceLineNo">413</span><a name="line.413"></a> |
| <span class="sourceLineNo">414</span> @Test<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> public void testListPartitioning() {<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> // 10 Bytes<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> ZKUtilOp tenByteOp = ZKUtilOp.deleteNodeFailSilent("/123456789");<a name="line.417"></a> |
| <span class="sourceLineNo">418</span><a name="line.418"></a> |
| <span class="sourceLineNo">419</span> // Simple, single element case<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> assertEquals(Collections.singletonList(Collections.singletonList(tenByteOp)),<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> ZKUtil.partitionOps(Collections.singletonList(tenByteOp), 15));<a name="line.421"></a> |
| <span class="sourceLineNo">422</span><a name="line.422"></a> |
| <span class="sourceLineNo">423</span> // Simple case where we exceed the limit, but must make the list<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> assertEquals(Collections.singletonList(Collections.singletonList(tenByteOp)),<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> ZKUtil.partitionOps(Collections.singletonList(tenByteOp), 5));<a name="line.425"></a> |
| <span class="sourceLineNo">426</span><a name="line.426"></a> |
| <span class="sourceLineNo">427</span> // Each gets its own bucket<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> assertEquals(<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> Arrays.asList(Collections.singletonList(tenByteOp), Collections.singletonList(tenByteOp),<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> Collections.singletonList(tenByteOp)),<a name="line.430"></a> |
| <span class="sourceLineNo">431</span> ZKUtil.partitionOps(Arrays.asList(tenByteOp, tenByteOp, tenByteOp), 15));<a name="line.431"></a> |
| <span class="sourceLineNo">432</span><a name="line.432"></a> |
| <span class="sourceLineNo">433</span> // Test internal boundary<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> assertEquals(<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> Arrays.asList(Arrays.asList(tenByteOp,tenByteOp), Collections.singletonList(tenByteOp)),<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> ZKUtil.partitionOps(Arrays.asList(tenByteOp, tenByteOp, tenByteOp), 20));<a name="line.436"></a> |
| <span class="sourceLineNo">437</span><a name="line.437"></a> |
| <span class="sourceLineNo">438</span> // Plenty of space for one partition<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> assertEquals(<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> Collections.singletonList(Arrays.asList(tenByteOp, tenByteOp, tenByteOp)),<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> ZKUtil.partitionOps(Arrays.asList(tenByteOp, tenByteOp, tenByteOp), 50));<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> }<a name="line.442"></a> |
| <span class="sourceLineNo">443</span><a name="line.443"></a> |
| <span class="sourceLineNo">444</span> private void createZNodeTree(String rootZNode) throws KeeperException,<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> InterruptedException {<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> List<Op> opList = new ArrayList<>();<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> opList.add(Op.create(rootZNode, new byte[0], Ids.OPEN_ACL_UNSAFE,<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> CreateMode.PERSISTENT));<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> int level = 0;<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> String parentZNode = rootZNode;<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> while (level < 10) {<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> // define parent node<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> parentZNode = parentZNode + "/" + level;<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> opList.add(Op.create(parentZNode, new byte[0], Ids.OPEN_ACL_UNSAFE,<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> CreateMode.PERSISTENT));<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> int elements = 0;<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> // add elements to the parent node<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> while (elements < level) {<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> opList.add(Op.create(parentZNode + "/" + elements, new byte[0],<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT));<a name="line.460"></a> |
| <span class="sourceLineNo">461</span> elements++;<a name="line.461"></a> |
| <span class="sourceLineNo">462</span> }<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> level++;<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> }<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> zkw.getRecoverableZooKeeper().multi(opList);<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> }<a name="line.466"></a> |
| <span class="sourceLineNo">467</span>}<a name="line.467"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
