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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.regionserver;<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.assertArrayEquals;<a name="line.20"></a>
<span class="sourceLineNo">021</span>import static org.junit.Assert.assertEquals;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import static org.junit.Assert.assertFalse;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import static org.junit.Assert.assertNotEquals;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import static org.junit.Assert.assertTrue;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import static org.junit.Assert.fail;<a name="line.25"></a>
<span class="sourceLineNo">026</span><a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.io.IOException;<a name="line.27"></a>
<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.FileStatus;<a name="line.29"></a>
<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.Path;<a name="line.30"></a>
<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.31"></a>
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.HBaseTestingUtil;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.HConstants;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.TableName;<a name="line.34"></a>
<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.35"></a>
<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.36"></a>
<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.client.RegionInfoDisplay;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.client.TableDescriptorBuilder;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.exceptions.DeserializationException;<a name="line.40"></a>
<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.RegionState;<a name="line.41"></a>
<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.42"></a>
<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.43"></a>
<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.util.FSTableDescriptors;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.MD5Hash;<a name="line.47"></a>
<span class="sourceLineNo">048</span>import org.junit.Assert;<a name="line.48"></a>
<span class="sourceLineNo">049</span>import org.junit.ClassRule;<a name="line.49"></a>
<span class="sourceLineNo">050</span>import org.junit.Rule;<a name="line.50"></a>
<span class="sourceLineNo">051</span>import org.junit.Test;<a name="line.51"></a>
<span class="sourceLineNo">052</span>import org.junit.experimental.categories.Category;<a name="line.52"></a>
<span class="sourceLineNo">053</span>import org.junit.rules.TestName;<a name="line.53"></a>
<span class="sourceLineNo">054</span><a name="line.54"></a>
<span class="sourceLineNo">055</span>import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;<a name="line.55"></a>
<span class="sourceLineNo">056</span><a name="line.56"></a>
<span class="sourceLineNo">057</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.57"></a>
<span class="sourceLineNo">058</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;<a name="line.58"></a>
<span class="sourceLineNo">059</span><a name="line.59"></a>
<span class="sourceLineNo">060</span>@Category({ RegionServerTests.class, SmallTests.class })<a name="line.60"></a>
<span class="sourceLineNo">061</span>public class TestRegionInfo {<a name="line.61"></a>
<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span> @ClassRule<a name="line.63"></a>
<span class="sourceLineNo">064</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.64"></a>
<span class="sourceLineNo">065</span> HBaseClassTestRule.forClass(TestRegionInfo.class);<a name="line.65"></a>
<span class="sourceLineNo">066</span><a name="line.66"></a>
<span class="sourceLineNo">067</span> @Rule<a name="line.67"></a>
<span class="sourceLineNo">068</span> public TestName name = new TestName();<a name="line.68"></a>
<span class="sourceLineNo">069</span><a name="line.69"></a>
<span class="sourceLineNo">070</span> @Test<a name="line.70"></a>
<span class="sourceLineNo">071</span> public void testIsStart() {<a name="line.71"></a>
<span class="sourceLineNo">072</span> assertTrue(RegionInfoBuilder.FIRST_META_REGIONINFO.isFirst());<a name="line.72"></a>
<span class="sourceLineNo">073</span> org.apache.hadoop.hbase.client.RegionInfo ri = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.73"></a>
<span class="sourceLineNo">074</span> .newBuilder(TableName.META_TABLE_NAME).setStartKey(Bytes.toBytes("not_start")).build();<a name="line.74"></a>
<span class="sourceLineNo">075</span> assertFalse(ri.isFirst());<a name="line.75"></a>
<span class="sourceLineNo">076</span> }<a name="line.76"></a>
<span class="sourceLineNo">077</span><a name="line.77"></a>
<span class="sourceLineNo">078</span> @Test<a name="line.78"></a>
<span class="sourceLineNo">079</span> public void testIsEnd() {<a name="line.79"></a>
<span class="sourceLineNo">080</span> assertTrue(RegionInfoBuilder.FIRST_META_REGIONINFO.isFirst());<a name="line.80"></a>
<span class="sourceLineNo">081</span> org.apache.hadoop.hbase.client.RegionInfo ri = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.81"></a>
<span class="sourceLineNo">082</span> .newBuilder(TableName.META_TABLE_NAME).setEndKey(Bytes.toBytes("not_end")).build();<a name="line.82"></a>
<span class="sourceLineNo">083</span> assertFalse(ri.isLast());<a name="line.83"></a>
<span class="sourceLineNo">084</span> }<a name="line.84"></a>
<span class="sourceLineNo">085</span><a name="line.85"></a>
<span class="sourceLineNo">086</span> @Test<a name="line.86"></a>
<span class="sourceLineNo">087</span> public void testIsNext() {<a name="line.87"></a>
<span class="sourceLineNo">088</span> byte[] bytes = Bytes.toBytes("row");<a name="line.88"></a>
<span class="sourceLineNo">089</span> org.apache.hadoop.hbase.client.RegionInfo ri = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.89"></a>
<span class="sourceLineNo">090</span> .newBuilder(TableName.META_TABLE_NAME).setEndKey(bytes).build();<a name="line.90"></a>
<span class="sourceLineNo">091</span> org.apache.hadoop.hbase.client.RegionInfo ri2 = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.91"></a>
<span class="sourceLineNo">092</span> .newBuilder(TableName.META_TABLE_NAME).setStartKey(bytes).build();<a name="line.92"></a>
<span class="sourceLineNo">093</span> assertFalse(ri.isNext(RegionInfoBuilder.FIRST_META_REGIONINFO));<a name="line.93"></a>
<span class="sourceLineNo">094</span> assertTrue(ri.isNext(ri2));<a name="line.94"></a>
<span class="sourceLineNo">095</span> }<a name="line.95"></a>
<span class="sourceLineNo">096</span><a name="line.96"></a>
<span class="sourceLineNo">097</span> @Test<a name="line.97"></a>
<span class="sourceLineNo">098</span> public void testIsOverlap() {<a name="line.98"></a>
<span class="sourceLineNo">099</span> byte[] a = Bytes.toBytes("a");<a name="line.99"></a>
<span class="sourceLineNo">100</span> byte[] b = Bytes.toBytes("b");<a name="line.100"></a>
<span class="sourceLineNo">101</span> byte[] c = Bytes.toBytes("c");<a name="line.101"></a>
<span class="sourceLineNo">102</span> byte[] d = Bytes.toBytes("d");<a name="line.102"></a>
<span class="sourceLineNo">103</span> org.apache.hadoop.hbase.client.RegionInfo all = RegionInfoBuilder.FIRST_META_REGIONINFO;<a name="line.103"></a>
<span class="sourceLineNo">104</span> org.apache.hadoop.hbase.client.RegionInfo ari = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.104"></a>
<span class="sourceLineNo">105</span> .newBuilder(TableName.META_TABLE_NAME).setEndKey(a).build();<a name="line.105"></a>
<span class="sourceLineNo">106</span> org.apache.hadoop.hbase.client.RegionInfo abri =<a name="line.106"></a>
<span class="sourceLineNo">107</span> org.apache.hadoop.hbase.client.RegionInfoBuilder.newBuilder(TableName.META_TABLE_NAME)<a name="line.107"></a>
<span class="sourceLineNo">108</span> .setStartKey(a).setEndKey(b).build();<a name="line.108"></a>
<span class="sourceLineNo">109</span> org.apache.hadoop.hbase.client.RegionInfo adri =<a name="line.109"></a>
<span class="sourceLineNo">110</span> org.apache.hadoop.hbase.client.RegionInfoBuilder.newBuilder(TableName.META_TABLE_NAME)<a name="line.110"></a>
<span class="sourceLineNo">111</span> .setStartKey(a).setEndKey(d).build();<a name="line.111"></a>
<span class="sourceLineNo">112</span> org.apache.hadoop.hbase.client.RegionInfo cdri =<a name="line.112"></a>
<span class="sourceLineNo">113</span> org.apache.hadoop.hbase.client.RegionInfoBuilder.newBuilder(TableName.META_TABLE_NAME)<a name="line.113"></a>
<span class="sourceLineNo">114</span> .setStartKey(c).setEndKey(d).build();<a name="line.114"></a>
<span class="sourceLineNo">115</span> org.apache.hadoop.hbase.client.RegionInfo dri = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.115"></a>
<span class="sourceLineNo">116</span> .newBuilder(TableName.META_TABLE_NAME).setStartKey(d).build();<a name="line.116"></a>
<span class="sourceLineNo">117</span> assertTrue(all.isOverlap(all));<a name="line.117"></a>
<span class="sourceLineNo">118</span> assertTrue(all.isOverlap(abri));<a name="line.118"></a>
<span class="sourceLineNo">119</span> assertFalse(abri.isOverlap(cdri));<a name="line.119"></a>
<span class="sourceLineNo">120</span> assertTrue(all.isOverlap(ari));<a name="line.120"></a>
<span class="sourceLineNo">121</span> assertFalse(ari.isOverlap(abri));<a name="line.121"></a>
<span class="sourceLineNo">122</span> assertFalse(ari.isOverlap(abri));<a name="line.122"></a>
<span class="sourceLineNo">123</span> assertTrue(ari.isOverlap(all));<a name="line.123"></a>
<span class="sourceLineNo">124</span> assertTrue(dri.isOverlap(all));<a name="line.124"></a>
<span class="sourceLineNo">125</span> assertTrue(abri.isOverlap(adri));<a name="line.125"></a>
<span class="sourceLineNo">126</span> assertFalse(dri.isOverlap(ari));<a name="line.126"></a>
<span class="sourceLineNo">127</span> assertTrue(abri.isOverlap(adri));<a name="line.127"></a>
<span class="sourceLineNo">128</span> assertTrue(adri.isOverlap(abri));<a name="line.128"></a>
<span class="sourceLineNo">129</span> }<a name="line.129"></a>
<span class="sourceLineNo">130</span><a name="line.130"></a>
<span class="sourceLineNo">131</span> /**<a name="line.131"></a>
<span class="sourceLineNo">132</span> * Tests {@link RegionInfo#isOverlap(RegionInfo)}<a name="line.132"></a>
<span class="sourceLineNo">133</span> */<a name="line.133"></a>
<span class="sourceLineNo">134</span> @Test<a name="line.134"></a>
<span class="sourceLineNo">135</span> public void testIsOverlaps() {<a name="line.135"></a>
<span class="sourceLineNo">136</span> byte[] a = Bytes.toBytes("a");<a name="line.136"></a>
<span class="sourceLineNo">137</span> byte[] b = Bytes.toBytes("b");<a name="line.137"></a>
<span class="sourceLineNo">138</span> byte[] c = Bytes.toBytes("c");<a name="line.138"></a>
<span class="sourceLineNo">139</span> byte[] d = Bytes.toBytes("d");<a name="line.139"></a>
<span class="sourceLineNo">140</span> byte[] e = Bytes.toBytes("e");<a name="line.140"></a>
<span class="sourceLineNo">141</span> byte[] f = Bytes.toBytes("f");<a name="line.141"></a>
<span class="sourceLineNo">142</span> org.apache.hadoop.hbase.client.RegionInfo ari = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.142"></a>
<span class="sourceLineNo">143</span> .newBuilder(TableName.META_TABLE_NAME).setEndKey(a).build();<a name="line.143"></a>
<span class="sourceLineNo">144</span> org.apache.hadoop.hbase.client.RegionInfo abri =<a name="line.144"></a>
<span class="sourceLineNo">145</span> org.apache.hadoop.hbase.client.RegionInfoBuilder.newBuilder(TableName.META_TABLE_NAME)<a name="line.145"></a>
<span class="sourceLineNo">146</span> .setStartKey(a).setEndKey(b).build();<a name="line.146"></a>
<span class="sourceLineNo">147</span> org.apache.hadoop.hbase.client.RegionInfo eri = org.apache.hadoop.hbase.client.RegionInfoBuilder<a name="line.147"></a>
<span class="sourceLineNo">148</span> .newBuilder(TableName.META_TABLE_NAME).setEndKey(e).build();<a name="line.148"></a>
<span class="sourceLineNo">149</span> org.apache.hadoop.hbase.client.RegionInfo cdri =<a name="line.149"></a>
<span class="sourceLineNo">150</span> org.apache.hadoop.hbase.client.RegionInfoBuilder.newBuilder(TableName.META_TABLE_NAME)<a name="line.150"></a>
<span class="sourceLineNo">151</span> .setStartKey(c).setEndKey(d).build();<a name="line.151"></a>
<span class="sourceLineNo">152</span> org.apache.hadoop.hbase.client.RegionInfo efri =<a name="line.152"></a>
<span class="sourceLineNo">153</span> org.apache.hadoop.hbase.client.RegionInfoBuilder.newBuilder(TableName.META_TABLE_NAME)<a name="line.153"></a>
<span class="sourceLineNo">154</span> .setStartKey(e).setEndKey(f).build();<a name="line.154"></a>
<span class="sourceLineNo">155</span> assertFalse(ari.isOverlap(abri));<a name="line.155"></a>
<span class="sourceLineNo">156</span> assertTrue(abri.isOverlap(eri));<a name="line.156"></a>
<span class="sourceLineNo">157</span> assertFalse(cdri.isOverlap(efri));<a name="line.157"></a>
<span class="sourceLineNo">158</span> assertTrue(eri.isOverlap(ari));<a name="line.158"></a>
<span class="sourceLineNo">159</span> }<a name="line.159"></a>
<span class="sourceLineNo">160</span><a name="line.160"></a>
<span class="sourceLineNo">161</span> @Test<a name="line.161"></a>
<span class="sourceLineNo">162</span> public void testPb() throws DeserializationException {<a name="line.162"></a>
<span class="sourceLineNo">163</span> RegionInfo hri = RegionInfoBuilder.FIRST_META_REGIONINFO;<a name="line.163"></a>
<span class="sourceLineNo">164</span> byte[] bytes = RegionInfo.toByteArray(hri);<a name="line.164"></a>
<span class="sourceLineNo">165</span> RegionInfo pbhri = RegionInfo.parseFrom(bytes);<a name="line.165"></a>
<span class="sourceLineNo">166</span> assertTrue(hri.equals(pbhri));<a name="line.166"></a>
<span class="sourceLineNo">167</span> }<a name="line.167"></a>
<span class="sourceLineNo">168</span><a name="line.168"></a>
<span class="sourceLineNo">169</span> @Test<a name="line.169"></a>
<span class="sourceLineNo">170</span> public void testReadAndWriteHRegionInfoFile() throws IOException, InterruptedException {<a name="line.170"></a>
<span class="sourceLineNo">171</span> HBaseTestingUtil htu = new HBaseTestingUtil();<a name="line.171"></a>
<span class="sourceLineNo">172</span> RegionInfo hri = RegionInfoBuilder.FIRST_META_REGIONINFO;<a name="line.172"></a>
<span class="sourceLineNo">173</span> Path basedir = htu.getDataTestDir();<a name="line.173"></a>
<span class="sourceLineNo">174</span> // Create a region. That'll write the .regioninfo file.<a name="line.174"></a>
<span class="sourceLineNo">175</span> FSTableDescriptors fsTableDescriptors = new FSTableDescriptors(htu.getConfiguration());<a name="line.175"></a>
<span class="sourceLineNo">176</span> FSTableDescriptors.tryUpdateMetaTableDescriptor(htu.getConfiguration());<a name="line.176"></a>
<span class="sourceLineNo">177</span> HRegion r = HBaseTestingUtil.createRegionAndWAL(hri, basedir, htu.getConfiguration(),<a name="line.177"></a>
<span class="sourceLineNo">178</span> fsTableDescriptors.get(TableName.META_TABLE_NAME));<a name="line.178"></a>
<span class="sourceLineNo">179</span> // Get modtime on the file.<a name="line.179"></a>
<span class="sourceLineNo">180</span> long modtime = getModTime(r);<a name="line.180"></a>
<span class="sourceLineNo">181</span> HBaseTestingUtil.closeRegionAndWAL(r);<a name="line.181"></a>
<span class="sourceLineNo">182</span> Thread.sleep(1001);<a name="line.182"></a>
<span class="sourceLineNo">183</span> r = HRegion.openHRegion(basedir, hri, fsTableDescriptors.get(TableName.META_TABLE_NAME), null,<a name="line.183"></a>
<span class="sourceLineNo">184</span> htu.getConfiguration());<a name="line.184"></a>
<span class="sourceLineNo">185</span> // Ensure the file is not written for a second time.<a name="line.185"></a>
<span class="sourceLineNo">186</span> long modtime2 = getModTime(r);<a name="line.186"></a>
<span class="sourceLineNo">187</span> assertEquals(modtime, modtime2);<a name="line.187"></a>
<span class="sourceLineNo">188</span> // Now load the file.<a name="line.188"></a>
<span class="sourceLineNo">189</span> org.apache.hadoop.hbase.client.RegionInfo deserializedHri =<a name="line.189"></a>
<span class="sourceLineNo">190</span> HRegionFileSystem.loadRegionInfoFileContent(r.getRegionFileSystem().getFileSystem(),<a name="line.190"></a>
<span class="sourceLineNo">191</span> r.getRegionFileSystem().getRegionDir());<a name="line.191"></a>
<span class="sourceLineNo">192</span> assertEquals(0,<a name="line.192"></a>
<span class="sourceLineNo">193</span> org.apache.hadoop.hbase.client.RegionInfo.COMPARATOR.compare(hri, deserializedHri));<a name="line.193"></a>
<span class="sourceLineNo">194</span> HBaseTestingUtil.closeRegionAndWAL(r);<a name="line.194"></a>
<span class="sourceLineNo">195</span> }<a name="line.195"></a>
<span class="sourceLineNo">196</span><a name="line.196"></a>
<span class="sourceLineNo">197</span> long getModTime(final HRegion r) throws IOException {<a name="line.197"></a>
<span class="sourceLineNo">198</span> FileStatus[] statuses = r.getRegionFileSystem().getFileSystem().listStatus(<a name="line.198"></a>
<span class="sourceLineNo">199</span> new Path(r.getRegionFileSystem().getRegionDir(), HRegionFileSystem.REGION_INFO_FILE));<a name="line.199"></a>
<span class="sourceLineNo">200</span> assertTrue(statuses != null &amp;&amp; statuses.length == 1);<a name="line.200"></a>
<span class="sourceLineNo">201</span> return statuses[0].getModificationTime();<a name="line.201"></a>
<span class="sourceLineNo">202</span> }<a name="line.202"></a>
<span class="sourceLineNo">203</span><a name="line.203"></a>
<span class="sourceLineNo">204</span> @Test<a name="line.204"></a>
<span class="sourceLineNo">205</span> public void testCreateHRegionInfoName() throws Exception {<a name="line.205"></a>
<span class="sourceLineNo">206</span> final String tableName = name.getMethodName();<a name="line.206"></a>
<span class="sourceLineNo">207</span> final TableName tn = TableName.valueOf(tableName);<a name="line.207"></a>
<span class="sourceLineNo">208</span> String startKey = "startkey";<a name="line.208"></a>
<span class="sourceLineNo">209</span> final byte[] sk = Bytes.toBytes(startKey);<a name="line.209"></a>
<span class="sourceLineNo">210</span> String id = "id";<a name="line.210"></a>
<span class="sourceLineNo">211</span><a name="line.211"></a>
<span class="sourceLineNo">212</span> // old format region name<a name="line.212"></a>
<span class="sourceLineNo">213</span> byte[] name = RegionInfo.createRegionName(tn, sk, id, false);<a name="line.213"></a>
<span class="sourceLineNo">214</span> String nameStr = Bytes.toString(name);<a name="line.214"></a>
<span class="sourceLineNo">215</span> assertEquals(tableName + "," + startKey + "," + id, nameStr);<a name="line.215"></a>
<span class="sourceLineNo">216</span><a name="line.216"></a>
<span class="sourceLineNo">217</span> // new format region name.<a name="line.217"></a>
<span class="sourceLineNo">218</span> String md5HashInHex = MD5Hash.getMD5AsHex(name);<a name="line.218"></a>
<span class="sourceLineNo">219</span> assertEquals(RegionInfo.MD5_HEX_LENGTH, md5HashInHex.length());<a name="line.219"></a>
<span class="sourceLineNo">220</span> name = RegionInfo.createRegionName(tn, sk, id, true);<a name="line.220"></a>
<span class="sourceLineNo">221</span> nameStr = Bytes.toString(name);<a name="line.221"></a>
<span class="sourceLineNo">222</span> assertEquals(tableName + "," + startKey + "," + id + "." + md5HashInHex + ".", nameStr);<a name="line.222"></a>
<span class="sourceLineNo">223</span> }<a name="line.223"></a>
<span class="sourceLineNo">224</span><a name="line.224"></a>
<span class="sourceLineNo">225</span> @Test<a name="line.225"></a>
<span class="sourceLineNo">226</span> public void testContainsRange() {<a name="line.226"></a>
<span class="sourceLineNo">227</span> TableDescriptor tableDesc =<a name="line.227"></a>
<span class="sourceLineNo">228</span> TableDescriptorBuilder.newBuilder(TableName.valueOf(name.getMethodName())).build();<a name="line.228"></a>
<span class="sourceLineNo">229</span> RegionInfo hri = RegionInfoBuilder.newBuilder(tableDesc.getTableName())<a name="line.229"></a>
<span class="sourceLineNo">230</span> .setStartKey(Bytes.toBytes("a")).setEndKey(Bytes.toBytes("g")).build();<a name="line.230"></a>
<span class="sourceLineNo">231</span> // Single row range at start of region<a name="line.231"></a>
<span class="sourceLineNo">232</span> assertTrue(hri.containsRange(Bytes.toBytes("a"), Bytes.toBytes("a")));<a name="line.232"></a>
<span class="sourceLineNo">233</span> // Fully contained range<a name="line.233"></a>
<span class="sourceLineNo">234</span> assertTrue(hri.containsRange(Bytes.toBytes("b"), Bytes.toBytes("c")));<a name="line.234"></a>
<span class="sourceLineNo">235</span> // Range overlapping start of region<a name="line.235"></a>
<span class="sourceLineNo">236</span> assertTrue(hri.containsRange(Bytes.toBytes("a"), Bytes.toBytes("c")));<a name="line.236"></a>
<span class="sourceLineNo">237</span> // Fully contained single-row range<a name="line.237"></a>
<span class="sourceLineNo">238</span> assertTrue(hri.containsRange(Bytes.toBytes("c"), Bytes.toBytes("c")));<a name="line.238"></a>
<span class="sourceLineNo">239</span> // Range that overlaps end key and hence doesn't fit<a name="line.239"></a>
<span class="sourceLineNo">240</span> assertFalse(hri.containsRange(Bytes.toBytes("a"), Bytes.toBytes("g")));<a name="line.240"></a>
<span class="sourceLineNo">241</span> // Single row range on end key<a name="line.241"></a>
<span class="sourceLineNo">242</span> assertFalse(hri.containsRange(Bytes.toBytes("g"), Bytes.toBytes("g")));<a name="line.242"></a>
<span class="sourceLineNo">243</span> // Single row range entirely outside<a name="line.243"></a>
<span class="sourceLineNo">244</span> assertFalse(hri.containsRange(Bytes.toBytes("z"), Bytes.toBytes("z")));<a name="line.244"></a>
<span class="sourceLineNo">245</span><a name="line.245"></a>
<span class="sourceLineNo">246</span> // Degenerate range<a name="line.246"></a>
<span class="sourceLineNo">247</span> try {<a name="line.247"></a>
<span class="sourceLineNo">248</span> hri.containsRange(Bytes.toBytes("z"), Bytes.toBytes("a"));<a name="line.248"></a>
<span class="sourceLineNo">249</span> fail("Invalid range did not throw IAE");<a name="line.249"></a>
<span class="sourceLineNo">250</span> } catch (IllegalArgumentException iae) {<a name="line.250"></a>
<span class="sourceLineNo">251</span> }<a name="line.251"></a>
<span class="sourceLineNo">252</span> }<a name="line.252"></a>
<span class="sourceLineNo">253</span><a name="line.253"></a>
<span class="sourceLineNo">254</span> @Test<a name="line.254"></a>
<span class="sourceLineNo">255</span> public void testContainsRangeForMetaTable() {<a name="line.255"></a>
<span class="sourceLineNo">256</span> TableDescriptor tableDesc =<a name="line.256"></a>
<span class="sourceLineNo">257</span> TableDescriptorBuilder.newBuilder(TableName.META_TABLE_NAME).build();<a name="line.257"></a>
<span class="sourceLineNo">258</span> RegionInfo hri = RegionInfoBuilder.newBuilder(tableDesc.getTableName()).build();<a name="line.258"></a>
<span class="sourceLineNo">259</span> byte[] startRow = HConstants.EMPTY_START_ROW;<a name="line.259"></a>
<span class="sourceLineNo">260</span> byte[] row1 = Bytes.toBytes("a,a,0");<a name="line.260"></a>
<span class="sourceLineNo">261</span> byte[] row2 = Bytes.toBytes("aaaaa,,1");<a name="line.261"></a>
<span class="sourceLineNo">262</span> byte[] row3 = Bytes.toBytes("aaaaa,\u0000\u0000,2");<a name="line.262"></a>
<span class="sourceLineNo">263</span> byte[] row4 = Bytes.toBytes("aaaaa,\u0001,3");<a name="line.263"></a>
<span class="sourceLineNo">264</span> byte[] row5 = Bytes.toBytes("aaaaa,a,4");<a name="line.264"></a>
<span class="sourceLineNo">265</span> byte[] row6 = Bytes.toBytes("aaaaa,\u1000,5");<a name="line.265"></a>
<span class="sourceLineNo">266</span><a name="line.266"></a>
<span class="sourceLineNo">267</span> // Single row range at start of region<a name="line.267"></a>
<span class="sourceLineNo">268</span> assertTrue(hri.containsRange(startRow, startRow));<a name="line.268"></a>
<span class="sourceLineNo">269</span> // Fully contained range<a name="line.269"></a>
<span class="sourceLineNo">270</span> assertTrue(hri.containsRange(row1, row2));<a name="line.270"></a>
<span class="sourceLineNo">271</span> assertTrue(hri.containsRange(row2, row3));<a name="line.271"></a>
<span class="sourceLineNo">272</span> assertTrue(hri.containsRange(row3, row4));<a name="line.272"></a>
<span class="sourceLineNo">273</span> assertTrue(hri.containsRange(row4, row5));<a name="line.273"></a>
<span class="sourceLineNo">274</span> assertTrue(hri.containsRange(row5, row6));<a name="line.274"></a>
<span class="sourceLineNo">275</span> // Range overlapping start of region<a name="line.275"></a>
<span class="sourceLineNo">276</span> assertTrue(hri.containsRange(startRow, row2));<a name="line.276"></a>
<span class="sourceLineNo">277</span> // Fully contained single-row range<a name="line.277"></a>
<span class="sourceLineNo">278</span> assertTrue(hri.containsRange(row1, row1));<a name="line.278"></a>
<span class="sourceLineNo">279</span> // Degenerate range<a name="line.279"></a>
<span class="sourceLineNo">280</span> try {<a name="line.280"></a>
<span class="sourceLineNo">281</span> hri.containsRange(row3, row2);<a name="line.281"></a>
<span class="sourceLineNo">282</span> fail("Invalid range did not throw IAE");<a name="line.282"></a>
<span class="sourceLineNo">283</span> } catch (IllegalArgumentException iae) {<a name="line.283"></a>
<span class="sourceLineNo">284</span> }<a name="line.284"></a>
<span class="sourceLineNo">285</span> }<a name="line.285"></a>
<span class="sourceLineNo">286</span><a name="line.286"></a>
<span class="sourceLineNo">287</span> @Test<a name="line.287"></a>
<span class="sourceLineNo">288</span> public void testLastRegionCompare() {<a name="line.288"></a>
<span class="sourceLineNo">289</span> TableDescriptor tableDesc =<a name="line.289"></a>
<span class="sourceLineNo">290</span> TableDescriptorBuilder.newBuilder(TableName.valueOf(name.getMethodName())).build();<a name="line.290"></a>
<span class="sourceLineNo">291</span> RegionInfo hrip = RegionInfoBuilder.newBuilder(tableDesc.getTableName())<a name="line.291"></a>
<span class="sourceLineNo">292</span> .setStartKey(Bytes.toBytes("a")).build();<a name="line.292"></a>
<span class="sourceLineNo">293</span> RegionInfo hric = RegionInfoBuilder.newBuilder(tableDesc.getTableName())<a name="line.293"></a>
<span class="sourceLineNo">294</span> .setStartKey(Bytes.toBytes("a")).setEndKey(Bytes.toBytes("b")).build();<a name="line.294"></a>
<span class="sourceLineNo">295</span> assertTrue(hrip.compareTo(hric) &gt; 0);<a name="line.295"></a>
<span class="sourceLineNo">296</span> }<a name="line.296"></a>
<span class="sourceLineNo">297</span><a name="line.297"></a>
<span class="sourceLineNo">298</span> @Test<a name="line.298"></a>
<span class="sourceLineNo">299</span> public void testMetaTables() {<a name="line.299"></a>
<span class="sourceLineNo">300</span> assertTrue(RegionInfoBuilder.FIRST_META_REGIONINFO.isMetaRegion());<a name="line.300"></a>
<span class="sourceLineNo">301</span> }<a name="line.301"></a>
<span class="sourceLineNo">302</span><a name="line.302"></a>
<span class="sourceLineNo">303</span> @SuppressWarnings("SelfComparison")<a name="line.303"></a>
<span class="sourceLineNo">304</span> @Test<a name="line.304"></a>
<span class="sourceLineNo">305</span> public void testComparator() {<a name="line.305"></a>
<span class="sourceLineNo">306</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.306"></a>
<span class="sourceLineNo">307</span> RegionInfo older = RegionInfoBuilder.newBuilder(tableName).setRegionId(0).build();<a name="line.307"></a>
<span class="sourceLineNo">308</span> RegionInfo newer = RegionInfoBuilder.newBuilder(tableName).setRegionId(1).build();<a name="line.308"></a>
<span class="sourceLineNo">309</span> assertTrue(older.compareTo(newer) &lt; 0);<a name="line.309"></a>
<span class="sourceLineNo">310</span> assertTrue(newer.compareTo(older) &gt; 0);<a name="line.310"></a>
<span class="sourceLineNo">311</span> assertEquals(0, older.compareTo(older));<a name="line.311"></a>
<span class="sourceLineNo">312</span> assertEquals(0, newer.compareTo(newer));<a name="line.312"></a>
<span class="sourceLineNo">313</span><a name="line.313"></a>
<span class="sourceLineNo">314</span> RegionInfo a = RegionInfoBuilder.newBuilder(TableName.valueOf("a")).build();<a name="line.314"></a>
<span class="sourceLineNo">315</span> RegionInfo b = RegionInfoBuilder.newBuilder(TableName.valueOf("b")).build();<a name="line.315"></a>
<span class="sourceLineNo">316</span> assertNotEquals(0, a.compareTo(b));<a name="line.316"></a>
<span class="sourceLineNo">317</span> TableName t = TableName.valueOf("t");<a name="line.317"></a>
<span class="sourceLineNo">318</span> byte[] midway = Bytes.toBytes("midway");<a name="line.318"></a>
<span class="sourceLineNo">319</span> a = RegionInfoBuilder.newBuilder(t).setEndKey(midway).build();<a name="line.319"></a>
<span class="sourceLineNo">320</span> b = RegionInfoBuilder.newBuilder(t).setStartKey(midway).build();<a name="line.320"></a>
<span class="sourceLineNo">321</span> assertTrue(a.compareTo(b) &lt; 0);<a name="line.321"></a>
<span class="sourceLineNo">322</span> assertTrue(b.compareTo(a) &gt; 0);<a name="line.322"></a>
<span class="sourceLineNo">323</span> assertTrue(a.equals(a));<a name="line.323"></a>
<span class="sourceLineNo">324</span> assertEquals(0, a.compareTo(a));<a name="line.324"></a>
<span class="sourceLineNo">325</span> a = RegionInfoBuilder.newBuilder(t).setStartKey(Bytes.toBytes("a"))<a name="line.325"></a>
<span class="sourceLineNo">326</span> .setEndKey(Bytes.toBytes("d")).build();<a name="line.326"></a>
<span class="sourceLineNo">327</span> b = RegionInfoBuilder.newBuilder(t).setStartKey(Bytes.toBytes("e"))<a name="line.327"></a>
<span class="sourceLineNo">328</span> .setEndKey(Bytes.toBytes("g")).build();<a name="line.328"></a>
<span class="sourceLineNo">329</span> assertTrue(a.compareTo(b) &lt; 0);<a name="line.329"></a>
<span class="sourceLineNo">330</span> a = RegionInfoBuilder.newBuilder(t).setStartKey(Bytes.toBytes("aaaa"))<a name="line.330"></a>
<span class="sourceLineNo">331</span> .setEndKey(Bytes.toBytes("dddd")).build();<a name="line.331"></a>
<span class="sourceLineNo">332</span> b = RegionInfoBuilder.newBuilder(t).setStartKey(Bytes.toBytes("e"))<a name="line.332"></a>
<span class="sourceLineNo">333</span> .setEndKey(Bytes.toBytes("g")).build();<a name="line.333"></a>
<span class="sourceLineNo">334</span> assertTrue(a.compareTo(b) &lt; 0);<a name="line.334"></a>
<span class="sourceLineNo">335</span> a = RegionInfoBuilder.newBuilder(t).setStartKey(Bytes.toBytes("aaaa"))<a name="line.335"></a>
<span class="sourceLineNo">336</span> .setEndKey(Bytes.toBytes("dddd")).build();<a name="line.336"></a>
<span class="sourceLineNo">337</span> b = RegionInfoBuilder.newBuilder(t).setStartKey(Bytes.toBytes("aaaa"))<a name="line.337"></a>
<span class="sourceLineNo">338</span> .setEndKey(Bytes.toBytes("eeee")).build();<a name="line.338"></a>
<span class="sourceLineNo">339</span> assertTrue(a.compareTo(b) &lt; 0);<a name="line.339"></a>
<span class="sourceLineNo">340</span><a name="line.340"></a>
<span class="sourceLineNo">341</span> }<a name="line.341"></a>
<span class="sourceLineNo">342</span><a name="line.342"></a>
<span class="sourceLineNo">343</span> @Test<a name="line.343"></a>
<span class="sourceLineNo">344</span> public void testRegionNameForRegionReplicas() throws Exception {<a name="line.344"></a>
<span class="sourceLineNo">345</span> String tableName = name.getMethodName();<a name="line.345"></a>
<span class="sourceLineNo">346</span> final TableName tn = TableName.valueOf(tableName);<a name="line.346"></a>
<span class="sourceLineNo">347</span> String startKey = "startkey";<a name="line.347"></a>
<span class="sourceLineNo">348</span> final byte[] sk = Bytes.toBytes(startKey);<a name="line.348"></a>
<span class="sourceLineNo">349</span> String id = "id";<a name="line.349"></a>
<span class="sourceLineNo">350</span><a name="line.350"></a>
<span class="sourceLineNo">351</span> // assert with only the region name without encoding<a name="line.351"></a>
<span class="sourceLineNo">352</span><a name="line.352"></a>
<span class="sourceLineNo">353</span> // primary, replicaId = 0<a name="line.353"></a>
<span class="sourceLineNo">354</span> byte[] name = RegionInfo.createRegionName(tn, sk, Bytes.toBytes(id), 0, false);<a name="line.354"></a>
<span class="sourceLineNo">355</span> String nameStr = Bytes.toString(name);<a name="line.355"></a>
<span class="sourceLineNo">356</span> assertEquals(tableName + "," + startKey + "," + id, nameStr);<a name="line.356"></a>
<span class="sourceLineNo">357</span><a name="line.357"></a>
<span class="sourceLineNo">358</span> // replicaId = 1<a name="line.358"></a>
<span class="sourceLineNo">359</span> name = RegionInfo.createRegionName(tn, sk, Bytes.toBytes(id), 1, false);<a name="line.359"></a>
<span class="sourceLineNo">360</span> nameStr = Bytes.toString(name);<a name="line.360"></a>
<span class="sourceLineNo">361</span> assertEquals(<a name="line.361"></a>
<span class="sourceLineNo">362</span> tableName + "," + startKey + "," + id + "_" + String.format(RegionInfo.REPLICA_ID_FORMAT, 1),<a name="line.362"></a>
<span class="sourceLineNo">363</span> nameStr);<a name="line.363"></a>
<span class="sourceLineNo">364</span><a name="line.364"></a>
<span class="sourceLineNo">365</span> // replicaId = max<a name="line.365"></a>
<span class="sourceLineNo">366</span> name = RegionInfo.createRegionName(tn, sk, Bytes.toBytes(id), 0xFFFF, false);<a name="line.366"></a>
<span class="sourceLineNo">367</span> nameStr = Bytes.toString(name);<a name="line.367"></a>
<span class="sourceLineNo">368</span> assertEquals(tableName + "," + startKey + "," + id + "_"<a name="line.368"></a>
<span class="sourceLineNo">369</span> + String.format(RegionInfo.REPLICA_ID_FORMAT, 0xFFFF), nameStr);<a name="line.369"></a>
<span class="sourceLineNo">370</span> }<a name="line.370"></a>
<span class="sourceLineNo">371</span><a name="line.371"></a>
<span class="sourceLineNo">372</span> @Test<a name="line.372"></a>
<span class="sourceLineNo">373</span> public void testParseName() throws IOException {<a name="line.373"></a>
<span class="sourceLineNo">374</span> final TableName tableName = TableName.valueOf(name.getMethodName());<a name="line.374"></a>
<span class="sourceLineNo">375</span> byte[] startKey = Bytes.toBytes("startKey");<a name="line.375"></a>
<span class="sourceLineNo">376</span> long regionId = EnvironmentEdgeManager.currentTime();<a name="line.376"></a>
<span class="sourceLineNo">377</span> int replicaId = 42;<a name="line.377"></a>
<span class="sourceLineNo">378</span><a name="line.378"></a>
<span class="sourceLineNo">379</span> // test without replicaId<a name="line.379"></a>
<span class="sourceLineNo">380</span> byte[] regionName = RegionInfo.createRegionName(tableName, startKey, regionId, false);<a name="line.380"></a>
<span class="sourceLineNo">381</span><a name="line.381"></a>
<span class="sourceLineNo">382</span> byte[][] fields = RegionInfo.parseRegionName(regionName);<a name="line.382"></a>
<span class="sourceLineNo">383</span> assertArrayEquals(Bytes.toString(fields[0]), tableName.getName(), fields[0]);<a name="line.383"></a>
<span class="sourceLineNo">384</span> assertArrayEquals(Bytes.toString(fields[1]), startKey, fields[1]);<a name="line.384"></a>
<span class="sourceLineNo">385</span> assertArrayEquals(Bytes.toString(fields[2]), Bytes.toBytes(Long.toString(regionId)), fields[2]);<a name="line.385"></a>
<span class="sourceLineNo">386</span> assertEquals(3, fields.length);<a name="line.386"></a>
<span class="sourceLineNo">387</span><a name="line.387"></a>
<span class="sourceLineNo">388</span> // test with replicaId<a name="line.388"></a>
<span class="sourceLineNo">389</span> regionName = RegionInfo.createRegionName(tableName, startKey, regionId, replicaId, false);<a name="line.389"></a>
<span class="sourceLineNo">390</span><a name="line.390"></a>
<span class="sourceLineNo">391</span> fields = RegionInfo.parseRegionName(regionName);<a name="line.391"></a>
<span class="sourceLineNo">392</span> assertArrayEquals(Bytes.toString(fields[0]), tableName.getName(), fields[0]);<a name="line.392"></a>
<span class="sourceLineNo">393</span> assertArrayEquals(Bytes.toString(fields[1]), startKey, fields[1]);<a name="line.393"></a>
<span class="sourceLineNo">394</span> assertArrayEquals(Bytes.toString(fields[2]), Bytes.toBytes(Long.toString(regionId)), fields[2]);<a name="line.394"></a>
<span class="sourceLineNo">395</span> assertArrayEquals(Bytes.toString(fields[3]),<a name="line.395"></a>
<span class="sourceLineNo">396</span> Bytes.toBytes(String.format(RegionInfo.REPLICA_ID_FORMAT, replicaId)), fields[3]);<a name="line.396"></a>
<span class="sourceLineNo">397</span> }<a name="line.397"></a>
<span class="sourceLineNo">398</span><a name="line.398"></a>
<span class="sourceLineNo">399</span> @Test<a name="line.399"></a>
<span class="sourceLineNo">400</span> public void testConvert() {<a name="line.400"></a>
<span class="sourceLineNo">401</span> final TableName tableName = TableName.valueOf("ns1:" + name.getMethodName());<a name="line.401"></a>
<span class="sourceLineNo">402</span> byte[] startKey = Bytes.toBytes("startKey");<a name="line.402"></a>
<span class="sourceLineNo">403</span> byte[] endKey = Bytes.toBytes("endKey");<a name="line.403"></a>
<span class="sourceLineNo">404</span> boolean split = false;<a name="line.404"></a>
<span class="sourceLineNo">405</span> long regionId = EnvironmentEdgeManager.currentTime();<a name="line.405"></a>
<span class="sourceLineNo">406</span> int replicaId = 42;<a name="line.406"></a>
<span class="sourceLineNo">407</span><a name="line.407"></a>
<span class="sourceLineNo">408</span> RegionInfo hri = RegionInfoBuilder.newBuilder(tableName).setStartKey(startKey).setEndKey(endKey)<a name="line.408"></a>
<span class="sourceLineNo">409</span> .setSplit(split).setRegionId(regionId).setReplicaId(replicaId).build();<a name="line.409"></a>
<span class="sourceLineNo">410</span><a name="line.410"></a>
<span class="sourceLineNo">411</span> // convert two times, compare<a name="line.411"></a>
<span class="sourceLineNo">412</span> RegionInfo convertedHri = ProtobufUtil.toRegionInfo(ProtobufUtil.toRegionInfo(hri));<a name="line.412"></a>
<span class="sourceLineNo">413</span><a name="line.413"></a>
<span class="sourceLineNo">414</span> assertEquals(hri, convertedHri);<a name="line.414"></a>
<span class="sourceLineNo">415</span><a name="line.415"></a>
<span class="sourceLineNo">416</span> // test convert RegionInfo without replicaId<a name="line.416"></a>
<span class="sourceLineNo">417</span> HBaseProtos.RegionInfo info = HBaseProtos.RegionInfo.newBuilder()<a name="line.417"></a>
<span class="sourceLineNo">418</span> .setTableName(HBaseProtos.TableName.newBuilder()<a name="line.418"></a>
<span class="sourceLineNo">419</span> .setQualifier(UnsafeByteOperations.unsafeWrap(tableName.getQualifier()))<a name="line.419"></a>
<span class="sourceLineNo">420</span> .setNamespace(UnsafeByteOperations.unsafeWrap(tableName.getNamespace())).build())<a name="line.420"></a>
<span class="sourceLineNo">421</span> .setStartKey(UnsafeByteOperations.unsafeWrap(startKey))<a name="line.421"></a>
<span class="sourceLineNo">422</span> .setEndKey(UnsafeByteOperations.unsafeWrap(endKey)).setSplit(split).setRegionId(regionId)<a name="line.422"></a>
<span class="sourceLineNo">423</span> .build();<a name="line.423"></a>
<span class="sourceLineNo">424</span><a name="line.424"></a>
<span class="sourceLineNo">425</span> convertedHri = ProtobufUtil.toRegionInfo(info);<a name="line.425"></a>
<span class="sourceLineNo">426</span> // expecting default replicaId<a name="line.426"></a>
<span class="sourceLineNo">427</span> RegionInfo expectedHri = RegionInfoBuilder.newBuilder(tableName).setStartKey(startKey)<a name="line.427"></a>
<span class="sourceLineNo">428</span> .setEndKey(endKey).setSplit(split).setRegionId(regionId).setReplicaId(0).build();<a name="line.428"></a>
<span class="sourceLineNo">429</span><a name="line.429"></a>
<span class="sourceLineNo">430</span> assertEquals(expectedHri, convertedHri);<a name="line.430"></a>
<span class="sourceLineNo">431</span> }<a name="line.431"></a>
<span class="sourceLineNo">432</span><a name="line.432"></a>
<span class="sourceLineNo">433</span> @Test<a name="line.433"></a>
<span class="sourceLineNo">434</span> public void testRegionDetailsForDisplay() throws IOException {<a name="line.434"></a>
<span class="sourceLineNo">435</span> byte[] startKey = new byte[] { 0x01, 0x01, 0x02, 0x03 };<a name="line.435"></a>
<span class="sourceLineNo">436</span> byte[] endKey = new byte[] { 0x01, 0x01, 0x02, 0x04 };<a name="line.436"></a>
<span class="sourceLineNo">437</span> Configuration conf = new Configuration();<a name="line.437"></a>
<span class="sourceLineNo">438</span> conf.setBoolean("hbase.display.keys", false);<a name="line.438"></a>
<span class="sourceLineNo">439</span> RegionInfo h = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))<a name="line.439"></a>
<span class="sourceLineNo">440</span> .setStartKey(startKey).setEndKey(endKey).build();<a name="line.440"></a>
<span class="sourceLineNo">441</span> checkEquality(h, conf);<a name="line.441"></a>
<span class="sourceLineNo">442</span> // check HRIs with non-default replicaId<a name="line.442"></a>
<span class="sourceLineNo">443</span> h = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName())).setStartKey(startKey)<a name="line.443"></a>
<span class="sourceLineNo">444</span> .setEndKey(endKey).setRegionId(EnvironmentEdgeManager.currentTime()).setReplicaId(1).build();<a name="line.444"></a>
<span class="sourceLineNo">445</span> checkEquality(h, conf);<a name="line.445"></a>
<span class="sourceLineNo">446</span> assertArrayEquals(RegionInfoDisplay.HIDDEN_END_KEY,<a name="line.446"></a>
<span class="sourceLineNo">447</span> RegionInfoDisplay.getEndKeyForDisplay(h, conf));<a name="line.447"></a>
<span class="sourceLineNo">448</span> assertArrayEquals(RegionInfoDisplay.HIDDEN_START_KEY,<a name="line.448"></a>
<span class="sourceLineNo">449</span> RegionInfoDisplay.getStartKeyForDisplay(h, conf));<a name="line.449"></a>
<span class="sourceLineNo">450</span><a name="line.450"></a>
<span class="sourceLineNo">451</span> RegionState state = RegionState.createForTesting(h, RegionState.State.OPEN);<a name="line.451"></a>
<span class="sourceLineNo">452</span> String descriptiveNameForDisplay =<a name="line.452"></a>
<span class="sourceLineNo">453</span> RegionInfoDisplay.getDescriptiveNameFromRegionStateForDisplay(state, conf);<a name="line.453"></a>
<span class="sourceLineNo">454</span> checkDescriptiveNameEquality(descriptiveNameForDisplay, state.toDescriptiveString(), startKey);<a name="line.454"></a>
<span class="sourceLineNo">455</span><a name="line.455"></a>
<span class="sourceLineNo">456</span> conf.setBoolean("hbase.display.keys", true);<a name="line.456"></a>
<span class="sourceLineNo">457</span> assertArrayEquals(endKey, RegionInfoDisplay.getEndKeyForDisplay(h, conf));<a name="line.457"></a>
<span class="sourceLineNo">458</span> assertArrayEquals(startKey, RegionInfoDisplay.getStartKeyForDisplay(h, conf));<a name="line.458"></a>
<span class="sourceLineNo">459</span> assertEquals(state.toDescriptiveString(),<a name="line.459"></a>
<span class="sourceLineNo">460</span> RegionInfoDisplay.getDescriptiveNameFromRegionStateForDisplay(state, conf));<a name="line.460"></a>
<span class="sourceLineNo">461</span> }<a name="line.461"></a>
<span class="sourceLineNo">462</span><a name="line.462"></a>
<span class="sourceLineNo">463</span> private void checkDescriptiveNameEquality(String descriptiveNameForDisplay, String origDesc,<a name="line.463"></a>
<span class="sourceLineNo">464</span> byte[] startKey) {<a name="line.464"></a>
<span class="sourceLineNo">465</span> // except for the "hidden-start-key" substring everything else should exactly match<a name="line.465"></a>
<span class="sourceLineNo">466</span> String firstPart = descriptiveNameForDisplay.substring(0,<a name="line.466"></a>
<span class="sourceLineNo">467</span> descriptiveNameForDisplay.indexOf(new String(RegionInfoDisplay.HIDDEN_START_KEY)));<a name="line.467"></a>
<span class="sourceLineNo">468</span> String secondPart = descriptiveNameForDisplay<a name="line.468"></a>
<span class="sourceLineNo">469</span> .substring(descriptiveNameForDisplay.indexOf(new String(RegionInfoDisplay.HIDDEN_START_KEY))<a name="line.469"></a>
<span class="sourceLineNo">470</span> + RegionInfoDisplay.HIDDEN_START_KEY.length);<a name="line.470"></a>
<span class="sourceLineNo">471</span> String firstPartOrig = origDesc.substring(0, origDesc.indexOf(Bytes.toStringBinary(startKey)));<a name="line.471"></a>
<span class="sourceLineNo">472</span> String secondPartOrig = origDesc.substring(<a name="line.472"></a>
<span class="sourceLineNo">473</span> origDesc.indexOf(Bytes.toStringBinary(startKey)) + Bytes.toStringBinary(startKey).length());<a name="line.473"></a>
<span class="sourceLineNo">474</span> assert (firstPart.equals(firstPartOrig));<a name="line.474"></a>
<span class="sourceLineNo">475</span> assert (secondPart.equals(secondPartOrig));<a name="line.475"></a>
<span class="sourceLineNo">476</span> }<a name="line.476"></a>
<span class="sourceLineNo">477</span><a name="line.477"></a>
<span class="sourceLineNo">478</span> private void checkEquality(RegionInfo h, Configuration conf) throws IOException {<a name="line.478"></a>
<span class="sourceLineNo">479</span> byte[] modifiedRegionName = RegionInfoDisplay.getRegionNameForDisplay(h, conf);<a name="line.479"></a>
<span class="sourceLineNo">480</span> byte[][] modifiedRegionNameParts = RegionInfo.parseRegionName(modifiedRegionName);<a name="line.480"></a>
<span class="sourceLineNo">481</span> byte[][] regionNameParts = RegionInfo.parseRegionName(h.getRegionName());<a name="line.481"></a>
<span class="sourceLineNo">482</span><a name="line.482"></a>
<span class="sourceLineNo">483</span> // same number of parts<a name="line.483"></a>
<span class="sourceLineNo">484</span> assert (modifiedRegionNameParts.length == regionNameParts.length);<a name="line.484"></a>
<span class="sourceLineNo">485</span><a name="line.485"></a>
<span class="sourceLineNo">486</span> for (int i = 0; i &lt; regionNameParts.length; i++) {<a name="line.486"></a>
<span class="sourceLineNo">487</span> // all parts should match except for [1] where in the modified one,<a name="line.487"></a>
<span class="sourceLineNo">488</span> // we should have "hidden_start_key"<a name="line.488"></a>
<span class="sourceLineNo">489</span> if (i != 1) {<a name="line.489"></a>
<span class="sourceLineNo">490</span> Assert.assertArrayEquals(regionNameParts[i], modifiedRegionNameParts[i]);<a name="line.490"></a>
<span class="sourceLineNo">491</span> } else {<a name="line.491"></a>
<span class="sourceLineNo">492</span> assertNotEquals(regionNameParts[i][0], modifiedRegionNameParts[i][0]);<a name="line.492"></a>
<span class="sourceLineNo">493</span> Assert.assertArrayEquals(modifiedRegionNameParts[1],<a name="line.493"></a>
<span class="sourceLineNo">494</span> RegionInfoDisplay.getStartKeyForDisplay(h, conf));<a name="line.494"></a>
<span class="sourceLineNo">495</span> }<a name="line.495"></a>
<span class="sourceLineNo">496</span> }<a name="line.496"></a>
<span class="sourceLineNo">497</span> }<a name="line.497"></a>
<span class="sourceLineNo">498</span>}<a name="line.498"></a>
</pre>
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