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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.client;</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 java.io.IOException;</span> |
| <span class="source-line-no">021</span><span id="line-21">import java.nio.charset.StandardCharsets;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.hadoop.conf.Configuration;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.hbase.HBaseClassTestRule;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.TableName;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.master.RegionState;</span> |
| <span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.testclassification.MasterTests;</span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.testclassification.SmallTests;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span> |
| <span class="source-line-no">030</span><span id="line-30">import org.junit.Assert;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.junit.ClassRule;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.junit.Rule;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.junit.Test;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">036</span><span id="line-36"></span> |
| <span class="source-line-no">037</span><span id="line-37">@Category({ MasterTests.class, SmallTests.class })</span> |
| <span class="source-line-no">038</span><span id="line-38">public class TestRegionInfoDisplay {</span> |
| <span class="source-line-no">039</span><span id="line-39"></span> |
| <span class="source-line-no">040</span><span id="line-40"> @ClassRule</span> |
| <span class="source-line-no">041</span><span id="line-41"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">042</span><span id="line-42"> HBaseClassTestRule.forClass(TestRegionInfoDisplay.class);</span> |
| <span class="source-line-no">043</span><span id="line-43"></span> |
| <span class="source-line-no">044</span><span id="line-44"> @Rule</span> |
| <span class="source-line-no">045</span><span id="line-45"> public TestName name = new TestName();</span> |
| <span class="source-line-no">046</span><span id="line-46"></span> |
| <span class="source-line-no">047</span><span id="line-47"> @Test</span> |
| <span class="source-line-no">048</span><span id="line-48"> public void testRegionDetailsForDisplay() throws IOException {</span> |
| <span class="source-line-no">049</span><span id="line-49"> byte[] startKey = new byte[] { 0x01, 0x01, 0x02, 0x03 };</span> |
| <span class="source-line-no">050</span><span id="line-50"> byte[] endKey = new byte[] { 0x01, 0x01, 0x02, 0x04 };</span> |
| <span class="source-line-no">051</span><span id="line-51"> Configuration conf = new Configuration();</span> |
| <span class="source-line-no">052</span><span id="line-52"> conf.setBoolean("hbase.display.keys", false);</span> |
| <span class="source-line-no">053</span><span id="line-53"> RegionInfo ri = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">054</span><span id="line-54"> .setStartKey(startKey).setEndKey(endKey).build();</span> |
| <span class="source-line-no">055</span><span id="line-55"> checkEquality(ri, conf);</span> |
| <span class="source-line-no">056</span><span id="line-56"> // check HRIs with non-default replicaId</span> |
| <span class="source-line-no">057</span><span id="line-57"> ri = RegionInfoBuilder.newBuilder(TableName.valueOf(name.getMethodName())).setStartKey(startKey)</span> |
| <span class="source-line-no">058</span><span id="line-58"> .setEndKey(endKey).setSplit(false).setRegionId(EnvironmentEdgeManager.currentTime())</span> |
| <span class="source-line-no">059</span><span id="line-59"> .setReplicaId(1).build();</span> |
| <span class="source-line-no">060</span><span id="line-60"> checkEquality(ri, conf);</span> |
| <span class="source-line-no">061</span><span id="line-61"> Assert.assertArrayEquals(RegionInfoDisplay.HIDDEN_END_KEY,</span> |
| <span class="source-line-no">062</span><span id="line-62"> RegionInfoDisplay.getEndKeyForDisplay(ri, conf));</span> |
| <span class="source-line-no">063</span><span id="line-63"> Assert.assertArrayEquals(RegionInfoDisplay.HIDDEN_START_KEY,</span> |
| <span class="source-line-no">064</span><span id="line-64"> RegionInfoDisplay.getStartKeyForDisplay(ri, conf));</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> RegionState state = RegionState.createForTesting(ri, RegionState.State.OPEN);</span> |
| <span class="source-line-no">067</span><span id="line-67"> String descriptiveNameForDisplay =</span> |
| <span class="source-line-no">068</span><span id="line-68"> RegionInfoDisplay.getDescriptiveNameFromRegionStateForDisplay(state, conf);</span> |
| <span class="source-line-no">069</span><span id="line-69"> String originalDescriptive = state.toDescriptiveString();</span> |
| <span class="source-line-no">070</span><span id="line-70"> checkDescriptiveNameEquality(descriptiveNameForDisplay, originalDescriptive, startKey);</span> |
| <span class="source-line-no">071</span><span id="line-71"></span> |
| <span class="source-line-no">072</span><span id="line-72"> conf.setBoolean("hbase.display.keys", true);</span> |
| <span class="source-line-no">073</span><span id="line-73"> Assert.assertArrayEquals(endKey, RegionInfoDisplay.getEndKeyForDisplay(ri, conf));</span> |
| <span class="source-line-no">074</span><span id="line-74"> Assert.assertArrayEquals(startKey, RegionInfoDisplay.getStartKeyForDisplay(ri, conf));</span> |
| <span class="source-line-no">075</span><span id="line-75"> Assert.assertEquals(originalDescriptive,</span> |
| <span class="source-line-no">076</span><span id="line-76"> RegionInfoDisplay.getDescriptiveNameFromRegionStateForDisplay(state, conf));</span> |
| <span class="source-line-no">077</span><span id="line-77"> }</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> private void checkDescriptiveNameEquality(String descriptiveNameForDisplay, String origDesc,</span> |
| <span class="source-line-no">080</span><span id="line-80"> byte[] startKey) {</span> |
| <span class="source-line-no">081</span><span id="line-81"> // except for the "hidden-start-key" substring everything else should exactly match</span> |
| <span class="source-line-no">082</span><span id="line-82"> String firstPart = descriptiveNameForDisplay.substring(0, descriptiveNameForDisplay</span> |
| <span class="source-line-no">083</span><span id="line-83"> .indexOf(new String(RegionInfoDisplay.HIDDEN_START_KEY, StandardCharsets.UTF_8)));</span> |
| <span class="source-line-no">084</span><span id="line-84"> String secondPart = descriptiveNameForDisplay.substring(descriptiveNameForDisplay</span> |
| <span class="source-line-no">085</span><span id="line-85"> .indexOf(new String(RegionInfoDisplay.HIDDEN_START_KEY, StandardCharsets.UTF_8))</span> |
| <span class="source-line-no">086</span><span id="line-86"> + RegionInfoDisplay.HIDDEN_START_KEY.length);</span> |
| <span class="source-line-no">087</span><span id="line-87"> String firstPartOrig = origDesc.substring(0, origDesc.indexOf(Bytes.toStringBinary(startKey)));</span> |
| <span class="source-line-no">088</span><span id="line-88"> String secondPartOrig = origDesc.substring(</span> |
| <span class="source-line-no">089</span><span id="line-89"> origDesc.indexOf(Bytes.toStringBinary(startKey)) + Bytes.toStringBinary(startKey).length());</span> |
| <span class="source-line-no">090</span><span id="line-90"> Assert.assertTrue(firstPart.equals(firstPartOrig));</span> |
| <span class="source-line-no">091</span><span id="line-91"> Assert.assertTrue(secondPart.equals(secondPartOrig));</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"> private void checkEquality(RegionInfo ri, Configuration conf) throws IOException {</span> |
| <span class="source-line-no">095</span><span id="line-95"> byte[] modifiedRegionName = RegionInfoDisplay.getRegionNameForDisplay(ri, conf);</span> |
| <span class="source-line-no">096</span><span id="line-96"> System.out.println(Bytes.toString(modifiedRegionName) + " " + ri.toString());</span> |
| <span class="source-line-no">097</span><span id="line-97"> byte[][] modifiedRegionNameParts = RegionInfo.parseRegionName(modifiedRegionName);</span> |
| <span class="source-line-no">098</span><span id="line-98"> byte[][] regionNameParts = RegionInfo.parseRegionName(ri.getRegionName());</span> |
| <span class="source-line-no">099</span><span id="line-99"></span> |
| <span class="source-line-no">100</span><span id="line-100"> // same number of parts</span> |
| <span class="source-line-no">101</span><span id="line-101"> assert (modifiedRegionNameParts.length == regionNameParts.length);</span> |
| <span class="source-line-no">102</span><span id="line-102"> for (int i = 0; i < regionNameParts.length; i++) {</span> |
| <span class="source-line-no">103</span><span id="line-103"> // all parts should match except for [1] where in the modified one,</span> |
| <span class="source-line-no">104</span><span id="line-104"> // we should have "hidden_start_key"</span> |
| <span class="source-line-no">105</span><span id="line-105"> if (i != 1) {</span> |
| <span class="source-line-no">106</span><span id="line-106"> System.out.println("" + i + " " + Bytes.toString(regionNameParts[i]) + " "</span> |
| <span class="source-line-no">107</span><span id="line-107"> + Bytes.toString(modifiedRegionNameParts[i]));</span> |
| <span class="source-line-no">108</span><span id="line-108"> Assert.assertArrayEquals(regionNameParts[i], modifiedRegionNameParts[i]);</span> |
| <span class="source-line-no">109</span><span id="line-109"> } else {</span> |
| <span class="source-line-no">110</span><span id="line-110"> System.out.println("" + i + " " + Bytes.toString(regionNameParts[i]) + " "</span> |
| <span class="source-line-no">111</span><span id="line-111"> + Bytes.toString(modifiedRegionNameParts[i]));</span> |
| <span class="source-line-no">112</span><span id="line-112"> Assert.assertNotEquals(regionNameParts[i], modifiedRegionNameParts[i]);</span> |
| <span class="source-line-no">113</span><span id="line-113"> Assert.assertArrayEquals(modifiedRegionNameParts[1],</span> |
| <span class="source-line-no">114</span><span id="line-114"> RegionInfoDisplay.getStartKeyForDisplay(ri, conf));</span> |
| <span class="source-line-no">115</span><span id="line-115"> }</span> |
| <span class="source-line-no">116</span><span id="line-116"> }</span> |
| <span class="source-line-no">117</span><span id="line-117"> }</span> |
| <span class="source-line-no">118</span><span id="line-118">}</span> |
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