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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.zookeeper;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertNotNull;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertNull;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.fail;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.mockito.ArgumentMatchers.any;</span> |
| <span class="source-line-no">026</span><span id="line-26">import static org.mockito.ArgumentMatchers.anyBoolean;</span> |
| <span class="source-line-no">027</span><span id="line-27">import static org.mockito.ArgumentMatchers.anyList;</span> |
| <span class="source-line-no">028</span><span id="line-28">import static org.mockito.ArgumentMatchers.anyString;</span> |
| <span class="source-line-no">029</span><span id="line-29">import static org.mockito.Mockito.doAnswer;</span> |
| <span class="source-line-no">030</span><span id="line-30">import static org.mockito.Mockito.mock;</span> |
| <span class="source-line-no">031</span><span id="line-31">import static org.mockito.Mockito.spy;</span> |
| <span class="source-line-no">032</span><span id="line-32">import static org.mockito.Mockito.times;</span> |
| <span class="source-line-no">033</span><span id="line-33">import static org.mockito.Mockito.verify;</span> |
| <span class="source-line-no">034</span><span id="line-34">import static org.mockito.Mockito.when;</span> |
| <span class="source-line-no">035</span><span id="line-35"></span> |
| <span class="source-line-no">036</span><span id="line-36">import java.io.IOException;</span> |
| <span class="source-line-no">037</span><span id="line-37">import java.util.Arrays;</span> |
| <span class="source-line-no">038</span><span id="line-38">import java.util.List;</span> |
| <span class="source-line-no">039</span><span id="line-39">import java.util.concurrent.Callable;</span> |
| <span class="source-line-no">040</span><span id="line-40">import java.util.concurrent.atomic.AtomicBoolean;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.Abortable;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.HBaseZKTestingUtil;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.apache.hadoop.hbase.testclassification.ZKTests;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.apache.hadoop.hbase.util.Threads;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.apache.hadoop.hbase.zookeeper.ZKUtil.ZKUtilOp;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.apache.zookeeper.CreateMode;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.apache.zookeeper.KeeperException;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.apache.zookeeper.ZooDefs;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.apache.zookeeper.ZooKeeper;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.apache.zookeeper.data.ACL;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.apache.zookeeper.data.Stat;</span> |
| <span class="source-line-no">056</span><span id="line-56">import org.junit.AfterClass;</span> |
| <span class="source-line-no">057</span><span id="line-57">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">058</span><span id="line-58">import org.junit.ClassRule;</span> |
| <span class="source-line-no">059</span><span id="line-59">import org.junit.Test;</span> |
| <span class="source-line-no">060</span><span id="line-60">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">061</span><span id="line-61">import org.mockito.AdditionalAnswers;</span> |
| <span class="source-line-no">062</span><span id="line-62">import org.slf4j.Logger;</span> |
| <span class="source-line-no">063</span><span id="line-63">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">064</span><span id="line-64"></span> |
| <span class="source-line-no">065</span><span id="line-65">import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;</span> |
| <span class="source-line-no">066</span><span id="line-66">import org.apache.hbase.thirdparty.com.google.common.io.Closeables;</span> |
| <span class="source-line-no">067</span><span id="line-67"></span> |
| <span class="source-line-no">068</span><span id="line-68">@Category({ ZKTests.class, MediumTests.class })</span> |
| <span class="source-line-no">069</span><span id="line-69">public class TestZKUtil {</span> |
| <span class="source-line-no">070</span><span id="line-70"> @ClassRule</span> |
| <span class="source-line-no">071</span><span id="line-71"> public static final HBaseClassTestRule CLASS_RULE = HBaseClassTestRule.forClass(TestZKUtil.class);</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> private static final Logger LOG = LoggerFactory.getLogger(TestZKUtil.class);</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> private static HBaseZKTestingUtil UTIL = new HBaseZKTestingUtil();</span> |
| <span class="source-line-no">076</span><span id="line-76"></span> |
| <span class="source-line-no">077</span><span id="line-77"> private static ZKWatcher ZKW;</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> @BeforeClass</span> |
| <span class="source-line-no">080</span><span id="line-80"> public static void setUp() throws Exception {</span> |
| <span class="source-line-no">081</span><span id="line-81"> UTIL.startMiniZKCluster().getClientPort();</span> |
| <span class="source-line-no">082</span><span id="line-82"> ZKW = new ZKWatcher(new Configuration(UTIL.getConfiguration()), TestZKUtil.class.getName(),</span> |
| <span class="source-line-no">083</span><span id="line-83"> new WarnOnlyAbortable());</span> |
| <span class="source-line-no">084</span><span id="line-84"> }</span> |
| <span class="source-line-no">085</span><span id="line-85"></span> |
| <span class="source-line-no">086</span><span id="line-86"> @AfterClass</span> |
| <span class="source-line-no">087</span><span id="line-87"> public static void tearDown() throws IOException {</span> |
| <span class="source-line-no">088</span><span id="line-88"> Closeables.close(ZKW, true);</span> |
| <span class="source-line-no">089</span><span id="line-89"> UTIL.shutdownMiniZKCluster();</span> |
| <span class="source-line-no">090</span><span id="line-90"> UTIL.cleanupTestDir();</span> |
| <span class="source-line-no">091</span><span id="line-91"> }</span> |
| <span class="source-line-no">092</span><span id="line-92"></span> |
| <span class="source-line-no">093</span><span id="line-93"> /**</span> |
| <span class="source-line-no">094</span><span id="line-94"> * Create a znode with data</span> |
| <span class="source-line-no">095</span><span id="line-95"> */</span> |
| <span class="source-line-no">096</span><span id="line-96"> @Test</span> |
| <span class="source-line-no">097</span><span id="line-97"> public void testCreateWithParents() throws KeeperException, InterruptedException {</span> |
| <span class="source-line-no">098</span><span id="line-98"> byte[] expectedData = new byte[] { 1, 2, 3 };</span> |
| <span class="source-line-no">099</span><span id="line-99"> ZKUtil.createWithParents(ZKW, "/l1/l2/l3/l4/testCreateWithParents", expectedData);</span> |
| <span class="source-line-no">100</span><span id="line-100"> byte[] data = ZKUtil.getData(ZKW, "/l1/l2/l3/l4/testCreateWithParents");</span> |
| <span class="source-line-no">101</span><span id="line-101"> assertTrue(Bytes.equals(expectedData, data));</span> |
| <span class="source-line-no">102</span><span id="line-102"> ZKUtil.deleteNodeRecursively(ZKW, "/l1");</span> |
| <span class="source-line-no">103</span><span id="line-103"></span> |
| <span class="source-line-no">104</span><span id="line-104"> ZKUtil.createWithParents(ZKW, "/testCreateWithParents", expectedData);</span> |
| <span class="source-line-no">105</span><span id="line-105"> data = ZKUtil.getData(ZKW, "/testCreateWithParents");</span> |
| <span class="source-line-no">106</span><span id="line-106"> assertTrue(Bytes.equals(expectedData, data));</span> |
| <span class="source-line-no">107</span><span id="line-107"> ZKUtil.deleteNodeRecursively(ZKW, "/testCreateWithParents");</span> |
| <span class="source-line-no">108</span><span id="line-108"> }</span> |
| <span class="source-line-no">109</span><span id="line-109"></span> |
| <span class="source-line-no">110</span><span id="line-110"> /**</span> |
| <span class="source-line-no">111</span><span id="line-111"> * Create a bunch of znodes in a hierarchy, try deleting one that has childs (it will fail), then</span> |
| <span class="source-line-no">112</span><span id="line-112"> * delete it recursively, then delete the last znode</span> |
| <span class="source-line-no">113</span><span id="line-113"> */</span> |
| <span class="source-line-no">114</span><span id="line-114"> @Test</span> |
| <span class="source-line-no">115</span><span id="line-115"> public void testZNodeDeletes() throws Exception {</span> |
| <span class="source-line-no">116</span><span id="line-116"> ZKUtil.createWithParents(ZKW, "/l1/l2/l3/l4");</span> |
| <span class="source-line-no">117</span><span id="line-117"> try {</span> |
| <span class="source-line-no">118</span><span id="line-118"> ZKUtil.deleteNode(ZKW, "/l1/l2");</span> |
| <span class="source-line-no">119</span><span id="line-119"> fail("We should not be able to delete if znode has childs");</span> |
| <span class="source-line-no">120</span><span id="line-120"> } catch (KeeperException ex) {</span> |
| <span class="source-line-no">121</span><span id="line-121"> assertNotNull(ZKUtil.getDataNoWatch(ZKW, "/l1/l2/l3/l4", null));</span> |
| <span class="source-line-no">122</span><span id="line-122"> }</span> |
| <span class="source-line-no">123</span><span id="line-123"> ZKUtil.deleteNodeRecursively(ZKW, "/l1/l2");</span> |
| <span class="source-line-no">124</span><span id="line-124"> // make sure it really is deleted</span> |
| <span class="source-line-no">125</span><span id="line-125"> assertNull(ZKUtil.getDataNoWatch(ZKW, "/l1/l2/l3/l4", null));</span> |
| <span class="source-line-no">126</span><span id="line-126"></span> |
| <span class="source-line-no">127</span><span id="line-127"> // do the same delete again and make sure it doesn't crash</span> |
| <span class="source-line-no">128</span><span id="line-128"> ZKUtil.deleteNodeRecursively(ZKW, "/l1/l2");</span> |
| <span class="source-line-no">129</span><span id="line-129"></span> |
| <span class="source-line-no">130</span><span id="line-130"> ZKUtil.deleteNode(ZKW, "/l1");</span> |
| <span class="source-line-no">131</span><span id="line-131"> assertNull(ZKUtil.getDataNoWatch(ZKW, "/l1/l2", null));</span> |
| <span class="source-line-no">132</span><span id="line-132"> }</span> |
| <span class="source-line-no">133</span><span id="line-133"></span> |
| <span class="source-line-no">134</span><span id="line-134"> private int getZNodeDataVersion(String znode) throws KeeperException {</span> |
| <span class="source-line-no">135</span><span id="line-135"> Stat stat = new Stat();</span> |
| <span class="source-line-no">136</span><span id="line-136"> ZKUtil.getDataNoWatch(ZKW, znode, stat);</span> |
| <span class="source-line-no">137</span><span id="line-137"> return stat.getVersion();</span> |
| <span class="source-line-no">138</span><span id="line-138"> }</span> |
| <span class="source-line-no">139</span><span id="line-139"></span> |
| <span class="source-line-no">140</span><span id="line-140"> @Test</span> |
| <span class="source-line-no">141</span><span id="line-141"> public void testSetDataWithVersion() throws Exception {</span> |
| <span class="source-line-no">142</span><span id="line-142"> ZKUtil.createWithParents(ZKW, "/s1/s2/s3");</span> |
| <span class="source-line-no">143</span><span id="line-143"> int v0 = getZNodeDataVersion("/s1/s2/s3");</span> |
| <span class="source-line-no">144</span><span id="line-144"> assertEquals(0, v0);</span> |
| <span class="source-line-no">145</span><span id="line-145"></span> |
| <span class="source-line-no">146</span><span id="line-146"> ZKUtil.setData(ZKW, "/s1/s2/s3", Bytes.toBytes(12L));</span> |
| <span class="source-line-no">147</span><span id="line-147"> int v1 = getZNodeDataVersion("/s1/s2/s3");</span> |
| <span class="source-line-no">148</span><span id="line-148"> assertEquals(1, v1);</span> |
| <span class="source-line-no">149</span><span id="line-149"></span> |
| <span class="source-line-no">150</span><span id="line-150"> ZKUtil.multiOrSequential(ZKW,</span> |
| <span class="source-line-no">151</span><span id="line-151"> ImmutableList.of(ZKUtilOp.setData("/s1/s2/s3", Bytes.toBytes(13L), v1)), false);</span> |
| <span class="source-line-no">152</span><span id="line-152"> int v2 = getZNodeDataVersion("/s1/s2/s3");</span> |
| <span class="source-line-no">153</span><span id="line-153"> assertEquals(2, v2);</span> |
| <span class="source-line-no">154</span><span id="line-154"> }</span> |
| <span class="source-line-no">155</span><span id="line-155"></span> |
| <span class="source-line-no">156</span><span id="line-156"> private <V> V callAndIgnoreTransientError(Callable<V> action) throws Exception {</span> |
| <span class="source-line-no">157</span><span id="line-157"> for (;;) {</span> |
| <span class="source-line-no">158</span><span id="line-158"> try {</span> |
| <span class="source-line-no">159</span><span id="line-159"> return action.call();</span> |
| <span class="source-line-no">160</span><span id="line-160"> } catch (KeeperException e) {</span> |
| <span class="source-line-no">161</span><span id="line-161"> switch (e.code()) {</span> |
| <span class="source-line-no">162</span><span id="line-162"> case CONNECTIONLOSS:</span> |
| <span class="source-line-no">163</span><span id="line-163"> case SESSIONEXPIRED:</span> |
| <span class="source-line-no">164</span><span id="line-164"> case OPERATIONTIMEOUT:</span> |
| <span class="source-line-no">165</span><span id="line-165"> LOG.warn("Possibly transient ZooKeeper exception", e);</span> |
| <span class="source-line-no">166</span><span id="line-166"> Threads.sleep(100);</span> |
| <span class="source-line-no">167</span><span id="line-167"> break;</span> |
| <span class="source-line-no">168</span><span id="line-168"> default:</span> |
| <span class="source-line-no">169</span><span id="line-169"> throw e;</span> |
| <span class="source-line-no">170</span><span id="line-170"> }</span> |
| <span class="source-line-no">171</span><span id="line-171"> }</span> |
| <span class="source-line-no">172</span><span id="line-172"> }</span> |
| <span class="source-line-no">173</span><span id="line-173"> }</span> |
| <span class="source-line-no">174</span><span id="line-174"></span> |
| <span class="source-line-no">175</span><span id="line-175"> /**</span> |
| <span class="source-line-no">176</span><span id="line-176"> * A test for HBASE-3238</span> |
| <span class="source-line-no">177</span><span id="line-177"> */</span> |
| <span class="source-line-no">178</span><span id="line-178"> @Test</span> |
| <span class="source-line-no">179</span><span id="line-179"> public void testCreateSilentIsReallySilent() throws Exception {</span> |
| <span class="source-line-no">180</span><span id="line-180"> Configuration c = UTIL.getConfiguration();</span> |
| <span class="source-line-no">181</span><span id="line-181"></span> |
| <span class="source-line-no">182</span><span id="line-182"> String aclZnode = "/aclRoot";</span> |
| <span class="source-line-no">183</span><span id="line-183"> String quorumServers = ZKConfig.getZKQuorumServersString(c);</span> |
| <span class="source-line-no">184</span><span id="line-184"> int sessionTimeout = 5 * 1000; // 5 seconds</span> |
| <span class="source-line-no">185</span><span id="line-185"> try (ZooKeeper zk = new ZooKeeper(quorumServers, sessionTimeout, EmptyWatcher.instance)) {</span> |
| <span class="source-line-no">186</span><span id="line-186"> zk.addAuthInfo("digest", Bytes.toBytes("hbase:rox"));</span> |
| <span class="source-line-no">187</span><span id="line-187"></span> |
| <span class="source-line-no">188</span><span id="line-188"> // Save the previous ACL</span> |
| <span class="source-line-no">189</span><span id="line-189"> List<ACL> oldACL = callAndIgnoreTransientError(() -> zk.getACL("/", new Stat()));</span> |
| <span class="source-line-no">190</span><span id="line-190"></span> |
| <span class="source-line-no">191</span><span id="line-191"> // I set this acl after the attempted creation of the cluster home node.</span> |
| <span class="source-line-no">192</span><span id="line-192"> // Add retries in case of retryable zk exceptions.</span> |
| <span class="source-line-no">193</span><span id="line-193"> callAndIgnoreTransientError(() -> zk.setACL("/", ZooDefs.Ids.CREATOR_ALL_ACL, -1));</span> |
| <span class="source-line-no">194</span><span id="line-194"></span> |
| <span class="source-line-no">195</span><span id="line-195"> ZKWatcher watcher = spy(ZKW);</span> |
| <span class="source-line-no">196</span><span id="line-196"> RecoverableZooKeeper rzk = mock(RecoverableZooKeeper.class,</span> |
| <span class="source-line-no">197</span><span id="line-197"> AdditionalAnswers.delegatesTo(ZKW.getRecoverableZooKeeper()));</span> |
| <span class="source-line-no">198</span><span id="line-198"> when(watcher.getRecoverableZooKeeper()).thenReturn(rzk);</span> |
| <span class="source-line-no">199</span><span id="line-199"> AtomicBoolean firstExists = new AtomicBoolean(true);</span> |
| <span class="source-line-no">200</span><span id="line-200"> doAnswer(inv -> {</span> |
| <span class="source-line-no">201</span><span id="line-201"> String path = inv.getArgument(0);</span> |
| <span class="source-line-no">202</span><span id="line-202"> boolean watch = inv.getArgument(1);</span> |
| <span class="source-line-no">203</span><span id="line-203"> Stat stat = ZKW.getRecoverableZooKeeper().exists(path, watch);</span> |
| <span class="source-line-no">204</span><span id="line-204"> // create the znode after first exists check, this is to simulate that we enter the create</span> |
| <span class="source-line-no">205</span><span id="line-205"> // branch but we have no permission for creation, but the znode has been created by others</span> |
| <span class="source-line-no">206</span><span id="line-206"> if (firstExists.compareAndSet(true, false)) {</span> |
| <span class="source-line-no">207</span><span id="line-207"> callAndIgnoreTransientError(() -> zk.create(aclZnode, null,</span> |
| <span class="source-line-no">208</span><span id="line-208"> Arrays.asList(new ACL(ZooDefs.Perms.READ, ZooDefs.Ids.ANYONE_ID_UNSAFE),</span> |
| <span class="source-line-no">209</span><span id="line-209"> new ACL(ZooDefs.Perms.ALL, ZooDefs.Ids.AUTH_IDS)),</span> |
| <span class="source-line-no">210</span><span id="line-210"> CreateMode.PERSISTENT));</span> |
| <span class="source-line-no">211</span><span id="line-211"> }</span> |
| <span class="source-line-no">212</span><span id="line-212"> return stat;</span> |
| <span class="source-line-no">213</span><span id="line-213"> }).when(rzk).exists(any(), anyBoolean());</span> |
| <span class="source-line-no">214</span><span id="line-214"> ZKUtil.createAndFailSilent(watcher, aclZnode);</span> |
| <span class="source-line-no">215</span><span id="line-215"> // make sure we call the exists method twice and create once</span> |
| <span class="source-line-no">216</span><span id="line-216"> verify(rzk, times(2)).exists(any(), anyBoolean());</span> |
| <span class="source-line-no">217</span><span id="line-217"> verify(rzk).create(anyString(), any(), anyList(), any());</span> |
| <span class="source-line-no">218</span><span id="line-218"> // Restore the ACL</span> |
| <span class="source-line-no">219</span><span id="line-219"> zk.addAuthInfo("digest", Bytes.toBytes("hbase:rox"));</span> |
| <span class="source-line-no">220</span><span id="line-220"> zk.setACL("/", oldACL, -1);</span> |
| <span class="source-line-no">221</span><span id="line-221"> }</span> |
| <span class="source-line-no">222</span><span id="line-222"> }</span> |
| <span class="source-line-no">223</span><span id="line-223"></span> |
| <span class="source-line-no">224</span><span id="line-224"> /**</span> |
| <span class="source-line-no">225</span><span id="line-225"> * Test should not fail with NPE when getChildDataAndWatchForNewChildren invoked with wrongNode</span> |
| <span class="source-line-no">226</span><span id="line-226"> */</span> |
| <span class="source-line-no">227</span><span id="line-227"> @Test</span> |
| <span class="source-line-no">228</span><span id="line-228"> @SuppressWarnings("deprecation")</span> |
| <span class="source-line-no">229</span><span id="line-229"> public void testGetChildDataAndWatchForNewChildrenShouldNotThrowNPE() throws Exception {</span> |
| <span class="source-line-no">230</span><span id="line-230"> ZKUtil.getChildDataAndWatchForNewChildren(ZKW, "/wrongNode");</span> |
| <span class="source-line-no">231</span><span id="line-231"> }</span> |
| <span class="source-line-no">232</span><span id="line-232"></span> |
| <span class="source-line-no">233</span><span id="line-233"> private static class WarnOnlyAbortable implements Abortable {</span> |
| <span class="source-line-no">234</span><span id="line-234"></span> |
| <span class="source-line-no">235</span><span id="line-235"> @Override</span> |
| <span class="source-line-no">236</span><span id="line-236"> public void abort(String why, Throwable e) {</span> |
| <span class="source-line-no">237</span><span id="line-237"> LOG.warn("ZKWatcher received abort, ignoring. Reason: " + why);</span> |
| <span class="source-line-no">238</span><span id="line-238"> if (LOG.isDebugEnabled()) {</span> |
| <span class="source-line-no">239</span><span id="line-239"> LOG.debug(e.toString(), e);</span> |
| <span class="source-line-no">240</span><span id="line-240"> }</span> |
| <span class="source-line-no">241</span><span id="line-241"> }</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> @Override</span> |
| <span class="source-line-no">244</span><span id="line-244"> public boolean isAborted() {</span> |
| <span class="source-line-no">245</span><span id="line-245"> return false;</span> |
| <span class="source-line-no">246</span><span id="line-246"> }</span> |
| <span class="source-line-no">247</span><span id="line-247"> }</span> |
| <span class="source-line-no">248</span><span id="line-248">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
