| <!DOCTYPE HTML> |
| <html lang="en"> |
| <head> |
| <!-- Generated by javadoc (17) --> |
| <title>Source code</title> |
| <meta name="viewport" content="width=device-width, initial-scale=1"> |
| <meta name="description" content="source: package: org.apache.hadoop.hbase, class: TestRegionLocations"> |
| <meta name="generator" content="javadoc/SourceToHTMLConverter"> |
| <link rel="stylesheet" type="text/css" href="../../../../../stylesheet.css" title="Style"> |
| </head> |
| <body class="source-page"> |
| <main role="main"> |
| <div class="source-container"> |
| <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;</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.assertFalse;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertNotNull;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertNull;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">025</span><span id="line-25"></span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.client.RegionInfoBuilder;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.testclassification.ClientTests;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.testclassification.SmallTests;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.junit.ClassRule;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.junit.Test;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">033</span><span id="line-33"></span> |
| <span class="source-line-no">034</span><span id="line-34">@Category({ ClientTests.class, SmallTests.class })</span> |
| <span class="source-line-no">035</span><span id="line-35">public class TestRegionLocations {</span> |
| <span class="source-line-no">036</span><span id="line-36"></span> |
| <span class="source-line-no">037</span><span id="line-37"> @ClassRule</span> |
| <span class="source-line-no">038</span><span id="line-38"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">039</span><span id="line-39"> HBaseClassTestRule.forClass(TestRegionLocations.class);</span> |
| <span class="source-line-no">040</span><span id="line-40"></span> |
| <span class="source-line-no">041</span><span id="line-41"> ServerName sn0 = ServerName.valueOf("host0", 10, 10);</span> |
| <span class="source-line-no">042</span><span id="line-42"> ServerName sn1 = ServerName.valueOf("host1", 10, 10);</span> |
| <span class="source-line-no">043</span><span id="line-43"> ServerName sn2 = ServerName.valueOf("host2", 10, 10);</span> |
| <span class="source-line-no">044</span><span id="line-44"> ServerName sn3 = ServerName.valueOf("host3", 10, 10);</span> |
| <span class="source-line-no">045</span><span id="line-45"></span> |
| <span class="source-line-no">046</span><span id="line-46"> RegionInfo info0 = hri(0);</span> |
| <span class="source-line-no">047</span><span id="line-47"> RegionInfo info1 = hri(1);</span> |
| <span class="source-line-no">048</span><span id="line-48"> RegionInfo info2 = hri(2);</span> |
| <span class="source-line-no">049</span><span id="line-49"> RegionInfo info9 = hri(9);</span> |
| <span class="source-line-no">050</span><span id="line-50"></span> |
| <span class="source-line-no">051</span><span id="line-51"> long regionId1 = 1000;</span> |
| <span class="source-line-no">052</span><span id="line-52"> long regionId2 = 2000;</span> |
| <span class="source-line-no">053</span><span id="line-53"></span> |
| <span class="source-line-no">054</span><span id="line-54"> @Test</span> |
| <span class="source-line-no">055</span><span id="line-55"> public void testSizeMethods() {</span> |
| <span class="source-line-no">056</span><span id="line-56"> RegionLocations list = new RegionLocations();</span> |
| <span class="source-line-no">057</span><span id="line-57"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">058</span><span id="line-58"> assertEquals(0, list.size());</span> |
| <span class="source-line-no">059</span><span id="line-59"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> list = hrll((HRegionLocation) null);</span> |
| <span class="source-line-no">062</span><span id="line-62"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">063</span><span id="line-63"> assertEquals(1, list.size());</span> |
| <span class="source-line-no">064</span><span id="line-64"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> RegionInfo info0 = hri(0);</span> |
| <span class="source-line-no">067</span><span id="line-67"> list = hrll(hrl(info0, null));</span> |
| <span class="source-line-no">068</span><span id="line-68"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">069</span><span id="line-69"> assertEquals(1, list.size());</span> |
| <span class="source-line-no">070</span><span id="line-70"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> RegionInfo info9 = hri(9);</span> |
| <span class="source-line-no">073</span><span id="line-73"> list = hrll(hrl(info9, null));</span> |
| <span class="source-line-no">074</span><span id="line-74"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">075</span><span id="line-75"> assertEquals(10, list.size());</span> |
| <span class="source-line-no">076</span><span id="line-76"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">077</span><span id="line-77"></span> |
| <span class="source-line-no">078</span><span id="line-78"> list = hrll(hrl(info0, null), hrl(info9, null));</span> |
| <span class="source-line-no">079</span><span id="line-79"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">080</span><span id="line-80"> assertEquals(10, list.size());</span> |
| <span class="source-line-no">081</span><span id="line-81"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">082</span><span id="line-82"> }</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> private RegionInfo hri(int replicaId) {</span> |
| <span class="source-line-no">085</span><span id="line-85"> return hri(regionId1, replicaId);</span> |
| <span class="source-line-no">086</span><span id="line-86"> }</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> private RegionInfo hri(long regionId, int replicaId) {</span> |
| <span class="source-line-no">089</span><span id="line-89"> TableName table = TableName.valueOf("table");</span> |
| <span class="source-line-no">090</span><span id="line-90"> byte[] startKey = HConstants.EMPTY_START_ROW;</span> |
| <span class="source-line-no">091</span><span id="line-91"> byte[] endKey = HConstants.EMPTY_END_ROW;</span> |
| <span class="source-line-no">092</span><span id="line-92"> RegionInfo info = RegionInfoBuilder.newBuilder(table).setStartKey(startKey).setEndKey(endKey)</span> |
| <span class="source-line-no">093</span><span id="line-93"> .setRegionId(regionId).setReplicaId(replicaId).build();</span> |
| <span class="source-line-no">094</span><span id="line-94"> return info;</span> |
| <span class="source-line-no">095</span><span id="line-95"> }</span> |
| <span class="source-line-no">096</span><span id="line-96"></span> |
| <span class="source-line-no">097</span><span id="line-97"> private HRegionLocation hrl(RegionInfo hri, ServerName sn) {</span> |
| <span class="source-line-no">098</span><span id="line-98"> return new HRegionLocation(hri, sn);</span> |
| <span class="source-line-no">099</span><span id="line-99"> }</span> |
| <span class="source-line-no">100</span><span id="line-100"></span> |
| <span class="source-line-no">101</span><span id="line-101"> private HRegionLocation hrl(RegionInfo hri, ServerName sn, long seqNum) {</span> |
| <span class="source-line-no">102</span><span id="line-102"> return new HRegionLocation(hri, sn, seqNum);</span> |
| <span class="source-line-no">103</span><span id="line-103"> }</span> |
| <span class="source-line-no">104</span><span id="line-104"></span> |
| <span class="source-line-no">105</span><span id="line-105"> private RegionLocations hrll(HRegionLocation... locations) {</span> |
| <span class="source-line-no">106</span><span id="line-106"> return new RegionLocations(locations);</span> |
| <span class="source-line-no">107</span><span id="line-107"> }</span> |
| <span class="source-line-no">108</span><span id="line-108"></span> |
| <span class="source-line-no">109</span><span id="line-109"> @Test</span> |
| <span class="source-line-no">110</span><span id="line-110"> public void testRemoveByServer() {</span> |
| <span class="source-line-no">111</span><span id="line-111"> RegionLocations list;</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> // test remove from empty list</span> |
| <span class="source-line-no">114</span><span id="line-114"> list = new RegionLocations();</span> |
| <span class="source-line-no">115</span><span id="line-115"> assertTrue(list == list.removeByServer(sn0));</span> |
| <span class="source-line-no">116</span><span id="line-116"></span> |
| <span class="source-line-no">117</span><span id="line-117"> // test remove from single element list</span> |
| <span class="source-line-no">118</span><span id="line-118"> list = hrll(hrl(info0, sn0));</span> |
| <span class="source-line-no">119</span><span id="line-119"> assertTrue(list == list.removeByServer(sn1));</span> |
| <span class="source-line-no">120</span><span id="line-120"> list = list.removeByServer(sn0);</span> |
| <span class="source-line-no">121</span><span id="line-121"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">122</span><span id="line-122"></span> |
| <span class="source-line-no">123</span><span id="line-123"> // test remove from multi element list</span> |
| <span class="source-line-no">124</span><span id="line-124"> list = hrll(hrl(info0, sn0), hrl(info1, sn1), hrl(info2, sn2), hrl(info9, sn2));</span> |
| <span class="source-line-no">125</span><span id="line-125"> assertTrue(list == list.removeByServer(sn3)); // no region is mapped to sn3</span> |
| <span class="source-line-no">126</span><span id="line-126"> list = list.removeByServer(sn0);</span> |
| <span class="source-line-no">127</span><span id="line-127"> assertNull(list.getRegionLocation(0));</span> |
| <span class="source-line-no">128</span><span id="line-128"> assertEquals(sn1, list.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">129</span><span id="line-129"> assertEquals(sn2, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">130</span><span id="line-130"> assertNull(list.getRegionLocation(5));</span> |
| <span class="source-line-no">131</span><span id="line-131"> assertEquals(sn2, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">132</span><span id="line-132"></span> |
| <span class="source-line-no">133</span><span id="line-133"> // test multi-element remove from multi element list</span> |
| <span class="source-line-no">134</span><span id="line-134"> list = hrll(hrl(info0, sn1), hrl(info1, sn1), hrl(info2, sn0), hrl(info9, sn0));</span> |
| <span class="source-line-no">135</span><span id="line-135"> list = list.removeByServer(sn0);</span> |
| <span class="source-line-no">136</span><span id="line-136"> assertEquals(sn1, list.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">137</span><span id="line-137"> assertEquals(sn1, list.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">138</span><span id="line-138"> assertNull(list.getRegionLocation(2));</span> |
| <span class="source-line-no">139</span><span id="line-139"> assertNull(list.getRegionLocation(5));</span> |
| <span class="source-line-no">140</span><span id="line-140"> assertNull(list.getRegionLocation(9));</span> |
| <span class="source-line-no">141</span><span id="line-141"> }</span> |
| <span class="source-line-no">142</span><span id="line-142"></span> |
| <span class="source-line-no">143</span><span id="line-143"> @Test</span> |
| <span class="source-line-no">144</span><span id="line-144"> public void testRemove() {</span> |
| <span class="source-line-no">145</span><span id="line-145"> RegionLocations list;</span> |
| <span class="source-line-no">146</span><span id="line-146"></span> |
| <span class="source-line-no">147</span><span id="line-147"> // test remove from empty list</span> |
| <span class="source-line-no">148</span><span id="line-148"> list = new RegionLocations();</span> |
| <span class="source-line-no">149</span><span id="line-149"> assertTrue(list == list.remove(hrl(info0, sn0)));</span> |
| <span class="source-line-no">150</span><span id="line-150"></span> |
| <span class="source-line-no">151</span><span id="line-151"> // test remove from single element list</span> |
| <span class="source-line-no">152</span><span id="line-152"> list = hrll(hrl(info0, sn0));</span> |
| <span class="source-line-no">153</span><span id="line-153"> assertTrue(list == list.remove(hrl(info0, sn1)));</span> |
| <span class="source-line-no">154</span><span id="line-154"> list = list.remove(hrl(info0, sn0));</span> |
| <span class="source-line-no">155</span><span id="line-155"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">156</span><span id="line-156"></span> |
| <span class="source-line-no">157</span><span id="line-157"> // test remove from multi element list</span> |
| <span class="source-line-no">158</span><span id="line-158"> list = hrll(hrl(info0, sn0), hrl(info1, sn1), hrl(info2, sn2), hrl(info9, sn2));</span> |
| <span class="source-line-no">159</span><span id="line-159"> assertTrue(list == list.remove(hrl(info1, sn3))); // no region is mapped to sn3</span> |
| <span class="source-line-no">160</span><span id="line-160"> list = list.remove(hrl(info0, sn0));</span> |
| <span class="source-line-no">161</span><span id="line-161"> assertNull(list.getRegionLocation(0));</span> |
| <span class="source-line-no">162</span><span id="line-162"> assertEquals(sn1, list.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">163</span><span id="line-163"> assertEquals(sn2, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">164</span><span id="line-164"> assertNull(list.getRegionLocation(5));</span> |
| <span class="source-line-no">165</span><span id="line-165"> assertEquals(sn2, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">166</span><span id="line-166"></span> |
| <span class="source-line-no">167</span><span id="line-167"> list = list.remove(hrl(info9, sn2));</span> |
| <span class="source-line-no">168</span><span id="line-168"> assertNull(list.getRegionLocation(0));</span> |
| <span class="source-line-no">169</span><span id="line-169"> assertEquals(sn1, list.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">170</span><span id="line-170"> assertEquals(sn2, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">171</span><span id="line-171"> assertNull(list.getRegionLocation(5));</span> |
| <span class="source-line-no">172</span><span id="line-172"> assertNull(list.getRegionLocation(9));</span> |
| <span class="source-line-no">173</span><span id="line-173"></span> |
| <span class="source-line-no">174</span><span id="line-174"> // test multi-element remove from multi element list</span> |
| <span class="source-line-no">175</span><span id="line-175"> list = hrll(hrl(info0, sn1), hrl(info1, sn1), hrl(info2, sn0), hrl(info9, sn0));</span> |
| <span class="source-line-no">176</span><span id="line-176"> list = list.remove(hrl(info9, sn0));</span> |
| <span class="source-line-no">177</span><span id="line-177"> assertEquals(sn1, list.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">178</span><span id="line-178"> assertEquals(sn1, list.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">179</span><span id="line-179"> assertEquals(sn0, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">180</span><span id="line-180"> assertNull(list.getRegionLocation(5));</span> |
| <span class="source-line-no">181</span><span id="line-181"> assertNull(list.getRegionLocation(9));</span> |
| <span class="source-line-no">182</span><span id="line-182"> }</span> |
| <span class="source-line-no">183</span><span id="line-183"></span> |
| <span class="source-line-no">184</span><span id="line-184"> @Test</span> |
| <span class="source-line-no">185</span><span id="line-185"> public void testUpdateLocation() {</span> |
| <span class="source-line-no">186</span><span id="line-186"> RegionLocations list;</span> |
| <span class="source-line-no">187</span><span id="line-187"></span> |
| <span class="source-line-no">188</span><span id="line-188"> // test add to empty list</span> |
| <span class="source-line-no">189</span><span id="line-189"> list = new RegionLocations();</span> |
| <span class="source-line-no">190</span><span id="line-190"> list = list.updateLocation(hrl(info0, sn1), false, false);</span> |
| <span class="source-line-no">191</span><span id="line-191"> assertEquals(sn1, list.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">192</span><span id="line-192"></span> |
| <span class="source-line-no">193</span><span id="line-193"> // test add to non-empty list</span> |
| <span class="source-line-no">194</span><span id="line-194"> list = list.updateLocation(hrl(info9, sn3, 10), false, false);</span> |
| <span class="source-line-no">195</span><span id="line-195"> assertEquals(sn3, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">196</span><span id="line-196"> assertEquals(10, list.size());</span> |
| <span class="source-line-no">197</span><span id="line-197"> list = list.updateLocation(hrl(info2, sn2, 10), false, false);</span> |
| <span class="source-line-no">198</span><span id="line-198"> assertEquals(sn2, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">199</span><span id="line-199"> assertEquals(10, list.size());</span> |
| <span class="source-line-no">200</span><span id="line-200"></span> |
| <span class="source-line-no">201</span><span id="line-201"> // test update greater SeqNum</span> |
| <span class="source-line-no">202</span><span id="line-202"> list = list.updateLocation(hrl(info2, sn3, 11), false, false);</span> |
| <span class="source-line-no">203</span><span id="line-203"> assertEquals(sn3, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">204</span><span id="line-204"> assertEquals(sn3, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">205</span><span id="line-205"></span> |
| <span class="source-line-no">206</span><span id="line-206"> // test update equal SeqNum</span> |
| <span class="source-line-no">207</span><span id="line-207"> list = list.updateLocation(hrl(info2, sn1, 11), false, false); // should not update</span> |
| <span class="source-line-no">208</span><span id="line-208"> assertEquals(sn3, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">209</span><span id="line-209"> assertEquals(sn3, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">210</span><span id="line-210"> list = list.updateLocation(hrl(info2, sn1, 11), true, false); // should update</span> |
| <span class="source-line-no">211</span><span id="line-211"> assertEquals(sn1, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">212</span><span id="line-212"> assertEquals(sn3, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">213</span><span id="line-213"></span> |
| <span class="source-line-no">214</span><span id="line-214"> // test force update</span> |
| <span class="source-line-no">215</span><span id="line-215"> list = list.updateLocation(hrl(info2, sn2, 9), false, true); // should update</span> |
| <span class="source-line-no">216</span><span id="line-216"> assertEquals(sn2, list.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">217</span><span id="line-217"> assertEquals(sn3, list.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">218</span><span id="line-218"> }</span> |
| <span class="source-line-no">219</span><span id="line-219"></span> |
| <span class="source-line-no">220</span><span id="line-220"> @Test</span> |
| <span class="source-line-no">221</span><span id="line-221"> public void testMergeLocations() {</span> |
| <span class="source-line-no">222</span><span id="line-222"> RegionLocations list1, list2;</span> |
| <span class="source-line-no">223</span><span id="line-223"></span> |
| <span class="source-line-no">224</span><span id="line-224"> // test merge empty lists</span> |
| <span class="source-line-no">225</span><span id="line-225"> list1 = new RegionLocations();</span> |
| <span class="source-line-no">226</span><span id="line-226"> list2 = new RegionLocations();</span> |
| <span class="source-line-no">227</span><span id="line-227"></span> |
| <span class="source-line-no">228</span><span id="line-228"> assertTrue(list1 == list1.mergeLocations(list2));</span> |
| <span class="source-line-no">229</span><span id="line-229"></span> |
| <span class="source-line-no">230</span><span id="line-230"> // test merge non-empty and empty</span> |
| <span class="source-line-no">231</span><span id="line-231"> list2 = hrll(hrl(info0, sn0));</span> |
| <span class="source-line-no">232</span><span id="line-232"> list1 = list1.mergeLocations(list2);</span> |
| <span class="source-line-no">233</span><span id="line-233"> assertEquals(sn0, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">234</span><span id="line-234"></span> |
| <span class="source-line-no">235</span><span id="line-235"> // test merge empty and non empty</span> |
| <span class="source-line-no">236</span><span id="line-236"> list1 = hrll();</span> |
| <span class="source-line-no">237</span><span id="line-237"> list1 = list2.mergeLocations(list1);</span> |
| <span class="source-line-no">238</span><span id="line-238"> assertEquals(sn0, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">239</span><span id="line-239"></span> |
| <span class="source-line-no">240</span><span id="line-240"> // test merge non intersecting</span> |
| <span class="source-line-no">241</span><span id="line-241"> list1 = hrll(hrl(info0, sn0), hrl(info1, sn1));</span> |
| <span class="source-line-no">242</span><span id="line-242"> list2 = hrll(hrl(info2, sn2));</span> |
| <span class="source-line-no">243</span><span id="line-243"> list1 = list2.mergeLocations(list1);</span> |
| <span class="source-line-no">244</span><span id="line-244"> assertEquals(sn0, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">245</span><span id="line-245"> assertEquals(sn1, list1.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">246</span><span id="line-246"> assertEquals(2, list1.size()); // the size is taken from the argument list to merge</span> |
| <span class="source-line-no">247</span><span id="line-247"></span> |
| <span class="source-line-no">248</span><span id="line-248"> // do the other way merge as well</span> |
| <span class="source-line-no">249</span><span id="line-249"> list1 = hrll(hrl(info0, sn0), hrl(info1, sn1));</span> |
| <span class="source-line-no">250</span><span id="line-250"> list2 = hrll(hrl(info2, sn2));</span> |
| <span class="source-line-no">251</span><span id="line-251"> list1 = list1.mergeLocations(list2);</span> |
| <span class="source-line-no">252</span><span id="line-252"> assertEquals(sn0, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">253</span><span id="line-253"> assertEquals(sn1, list1.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">254</span><span id="line-254"> assertEquals(sn2, list1.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">255</span><span id="line-255"></span> |
| <span class="source-line-no">256</span><span id="line-256"> // test intersecting lists same seqNum</span> |
| <span class="source-line-no">257</span><span id="line-257"> list1 = hrll(hrl(info0, sn0), hrl(info1, sn1));</span> |
| <span class="source-line-no">258</span><span id="line-258"> list2 = hrll(hrl(info0, sn2), hrl(info1, sn2), hrl(info9, sn3));</span> |
| <span class="source-line-no">259</span><span id="line-259"> list1 = list2.mergeLocations(list1); // list1 should override</span> |
| <span class="source-line-no">260</span><span id="line-260"> assertEquals(2, list1.size());</span> |
| <span class="source-line-no">261</span><span id="line-261"> assertEquals(sn0, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">262</span><span id="line-262"> assertEquals(sn1, list1.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">263</span><span id="line-263"></span> |
| <span class="source-line-no">264</span><span id="line-264"> // do the other way</span> |
| <span class="source-line-no">265</span><span id="line-265"> list1 = hrll(hrl(info0, sn0), hrl(info1, sn1));</span> |
| <span class="source-line-no">266</span><span id="line-266"> list2 = hrll(hrl(info0, sn2), hrl(info1, sn2), hrl(info9, sn3));</span> |
| <span class="source-line-no">267</span><span id="line-267"> list1 = list1.mergeLocations(list2); // list2 should override</span> |
| <span class="source-line-no">268</span><span id="line-268"> assertEquals(10, list1.size());</span> |
| <span class="source-line-no">269</span><span id="line-269"> assertEquals(sn2, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">270</span><span id="line-270"> assertEquals(sn2, list1.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">271</span><span id="line-271"> assertEquals(sn3, list1.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">272</span><span id="line-272"></span> |
| <span class="source-line-no">273</span><span id="line-273"> // test intersecting lists different seqNum</span> |
| <span class="source-line-no">274</span><span id="line-274"> list1 = hrll(hrl(info0, sn0, 10), hrl(info1, sn1, 10));</span> |
| <span class="source-line-no">275</span><span id="line-275"> list2 = hrll(hrl(info0, sn2, 11), hrl(info1, sn2, 11), hrl(info9, sn3, 11));</span> |
| <span class="source-line-no">276</span><span id="line-276"> list1 = list1.mergeLocations(list2); // list2 should override because of seqNum</span> |
| <span class="source-line-no">277</span><span id="line-277"> assertEquals(10, list1.size());</span> |
| <span class="source-line-no">278</span><span id="line-278"> assertEquals(sn2, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">279</span><span id="line-279"> assertEquals(sn2, list1.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">280</span><span id="line-280"> assertEquals(sn3, list1.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">281</span><span id="line-281"></span> |
| <span class="source-line-no">282</span><span id="line-282"> // do the other way</span> |
| <span class="source-line-no">283</span><span id="line-283"> list1 = hrll(hrl(info0, sn0, 10), hrl(info1, sn1, 10));</span> |
| <span class="source-line-no">284</span><span id="line-284"> list2 = hrll(hrl(info0, sn2, 11), hrl(info1, sn2, 11), hrl(info9, sn3, 11));</span> |
| <span class="source-line-no">285</span><span id="line-285"> list1 = list1.mergeLocations(list2); // list2 should override</span> |
| <span class="source-line-no">286</span><span id="line-286"> assertEquals(10, list1.size());</span> |
| <span class="source-line-no">287</span><span id="line-287"> assertEquals(sn2, list1.getRegionLocation(0).getServerName());</span> |
| <span class="source-line-no">288</span><span id="line-288"> assertEquals(sn2, list1.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">289</span><span id="line-289"> assertEquals(sn3, list1.getRegionLocation(9).getServerName());</span> |
| <span class="source-line-no">290</span><span id="line-290"> }</span> |
| <span class="source-line-no">291</span><span id="line-291"></span> |
| <span class="source-line-no">292</span><span id="line-292"> @Test</span> |
| <span class="source-line-no">293</span><span id="line-293"> public void testMergeLocationsWithDifferentRegionId() {</span> |
| <span class="source-line-no">294</span><span id="line-294"> RegionLocations list1, list2;</span> |
| <span class="source-line-no">295</span><span id="line-295"></span> |
| <span class="source-line-no">296</span><span id="line-296"> // test merging two lists. But the list2 contains region replicas with a different region id</span> |
| <span class="source-line-no">297</span><span id="line-297"> RegionInfo info0 = hri(regionId1, 0);</span> |
| <span class="source-line-no">298</span><span id="line-298"> RegionInfo info1 = hri(regionId1, 1);</span> |
| <span class="source-line-no">299</span><span id="line-299"> RegionInfo info2 = hri(regionId2, 2);</span> |
| <span class="source-line-no">300</span><span id="line-300"></span> |
| <span class="source-line-no">301</span><span id="line-301"> list1 = hrll(hrl(info2, sn1));</span> |
| <span class="source-line-no">302</span><span id="line-302"> list2 = hrll(hrl(info0, sn2), hrl(info1, sn2));</span> |
| <span class="source-line-no">303</span><span id="line-303"> list1 = list2.mergeLocations(list1);</span> |
| <span class="source-line-no">304</span><span id="line-304"> assertNull(list1.getRegionLocation(0));</span> |
| <span class="source-line-no">305</span><span id="line-305"> assertNull(list1.getRegionLocation(1));</span> |
| <span class="source-line-no">306</span><span id="line-306"> assertNotNull(list1.getRegionLocation(2));</span> |
| <span class="source-line-no">307</span><span id="line-307"> assertEquals(sn1, list1.getRegionLocation(2).getServerName());</span> |
| <span class="source-line-no">308</span><span id="line-308"> assertEquals(3, list1.size());</span> |
| <span class="source-line-no">309</span><span id="line-309"></span> |
| <span class="source-line-no">310</span><span id="line-310"> // try the other way merge</span> |
| <span class="source-line-no">311</span><span id="line-311"> list1 = hrll(hrl(info2, sn1));</span> |
| <span class="source-line-no">312</span><span id="line-312"> list2 = hrll(hrl(info0, sn2), hrl(info1, sn2));</span> |
| <span class="source-line-no">313</span><span id="line-313"> list2 = list1.mergeLocations(list2);</span> |
| <span class="source-line-no">314</span><span id="line-314"> assertNotNull(list2.getRegionLocation(0));</span> |
| <span class="source-line-no">315</span><span id="line-315"> assertNotNull(list2.getRegionLocation(1));</span> |
| <span class="source-line-no">316</span><span id="line-316"> assertNull(list2.getRegionLocation(2));</span> |
| <span class="source-line-no">317</span><span id="line-317"> }</span> |
| <span class="source-line-no">318</span><span id="line-318"></span> |
| <span class="source-line-no">319</span><span id="line-319"> @Test</span> |
| <span class="source-line-no">320</span><span id="line-320"> public void testUpdateLocationWithDifferentRegionId() {</span> |
| <span class="source-line-no">321</span><span id="line-321"> RegionLocations list;</span> |
| <span class="source-line-no">322</span><span id="line-322"></span> |
| <span class="source-line-no">323</span><span id="line-323"> RegionInfo info0 = hri(regionId1, 0);</span> |
| <span class="source-line-no">324</span><span id="line-324"> RegionInfo info1 = hri(regionId2, 1);</span> |
| <span class="source-line-no">325</span><span id="line-325"> RegionInfo info2 = hri(regionId1, 2);</span> |
| <span class="source-line-no">326</span><span id="line-326"></span> |
| <span class="source-line-no">327</span><span id="line-327"> list = new RegionLocations(hrl(info0, sn1), hrl(info2, sn1));</span> |
| <span class="source-line-no">328</span><span id="line-328"></span> |
| <span class="source-line-no">329</span><span id="line-329"> list = list.updateLocation(hrl(info1, sn2), false, true); // force update</span> |
| <span class="source-line-no">330</span><span id="line-330"></span> |
| <span class="source-line-no">331</span><span id="line-331"> // the other locations should be removed now</span> |
| <span class="source-line-no">332</span><span id="line-332"> assertNull(list.getRegionLocation(0));</span> |
| <span class="source-line-no">333</span><span id="line-333"> assertNotNull(list.getRegionLocation(1));</span> |
| <span class="source-line-no">334</span><span id="line-334"> assertNull(list.getRegionLocation(2));</span> |
| <span class="source-line-no">335</span><span id="line-335"> assertEquals(sn2, list.getRegionLocation(1).getServerName());</span> |
| <span class="source-line-no">336</span><span id="line-336"> assertEquals(3, list.size());</span> |
| <span class="source-line-no">337</span><span id="line-337"> }</span> |
| <span class="source-line-no">338</span><span id="line-338"></span> |
| <span class="source-line-no">339</span><span id="line-339"> @Test</span> |
| <span class="source-line-no">340</span><span id="line-340"> public void testConstructWithNullElements() {</span> |
| <span class="source-line-no">341</span><span id="line-341"> // RegionLocations can contain null elements as well. These null elements can</span> |
| <span class="source-line-no">342</span><span id="line-342"></span> |
| <span class="source-line-no">343</span><span id="line-343"> RegionLocations list = new RegionLocations((HRegionLocation) null);</span> |
| <span class="source-line-no">344</span><span id="line-344"> assertTrue(list.isEmpty());</span> |
| <span class="source-line-no">345</span><span id="line-345"> assertEquals(1, list.size());</span> |
| <span class="source-line-no">346</span><span id="line-346"> assertEquals(0, list.numNonNullElements());</span> |
| <span class="source-line-no">347</span><span id="line-347"></span> |
| <span class="source-line-no">348</span><span id="line-348"> list = new RegionLocations(null, hrl(info1, sn0));</span> |
| <span class="source-line-no">349</span><span id="line-349"> assertFalse(list.isEmpty());</span> |
| <span class="source-line-no">350</span><span id="line-350"> assertEquals(2, list.size());</span> |
| <span class="source-line-no">351</span><span id="line-351"> assertEquals(1, list.numNonNullElements());</span> |
| <span class="source-line-no">352</span><span id="line-352"></span> |
| <span class="source-line-no">353</span><span id="line-353"> list = new RegionLocations(hrl(info0, sn0), null);</span> |
| <span class="source-line-no">354</span><span id="line-354"> assertEquals(2, list.size());</span> |
| <span class="source-line-no">355</span><span id="line-355"> assertEquals(1, list.numNonNullElements());</span> |
| <span class="source-line-no">356</span><span id="line-356"></span> |
| <span class="source-line-no">357</span><span id="line-357"> list = new RegionLocations(null, hrl(info2, sn0), null, hrl(info9, sn0));</span> |
| <span class="source-line-no">358</span><span id="line-358"> assertEquals(10, list.size());</span> |
| <span class="source-line-no">359</span><span id="line-359"> assertEquals(2, list.numNonNullElements());</span> |
| <span class="source-line-no">360</span><span id="line-360"></span> |
| <span class="source-line-no">361</span><span id="line-361"> list = new RegionLocations(null, hrl(info2, sn0), null, hrl(info9, sn0), null);</span> |
| <span class="source-line-no">362</span><span id="line-362"> assertEquals(11, list.size());</span> |
| <span class="source-line-no">363</span><span id="line-363"> assertEquals(2, list.numNonNullElements());</span> |
| <span class="source-line-no">364</span><span id="line-364"></span> |
| <span class="source-line-no">365</span><span id="line-365"> list = new RegionLocations(null, hrl(info2, sn0), null, hrl(info9, sn0), null, null);</span> |
| <span class="source-line-no">366</span><span id="line-366"> assertEquals(12, list.size());</span> |
| <span class="source-line-no">367</span><span id="line-367"> assertEquals(2, list.numNonNullElements());</span> |
| <span class="source-line-no">368</span><span id="line-368"> }</span> |
| <span class="source-line-no">369</span><span id="line-369">}</span> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
