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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;</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.assertArrayEquals;</span> |
| <span class="source-line-no">021</span><span id="line-21">import static org.junit.Assert.assertEquals;</span> |
| <span class="source-line-no">022</span><span id="line-22">import static org.junit.Assert.assertFalse;</span> |
| <span class="source-line-no">023</span><span id="line-23">import static org.junit.Assert.assertNotEquals;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.assertNotNull;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">026</span><span id="line-26"></span> |
| <span class="source-line-no">027</span><span id="line-27">import java.io.IOException;</span> |
| <span class="source-line-no">028</span><span id="line-28">import java.util.ArrayList;</span> |
| <span class="source-line-no">029</span><span id="line-29">import java.util.List;</span> |
| <span class="source-line-no">030</span><span id="line-30">import java.util.NavigableMap;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.TimestampTestBase.FlushCache;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.client.Admin;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.client.Get;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.client.ResultScanner;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.client.Scan;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.client.TableDescriptor;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.testclassification.MediumTests;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.testclassification.MiscTests;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">045</span><span id="line-45">import org.apache.hadoop.hbase.util.Pair;</span> |
| <span class="source-line-no">046</span><span id="line-46">import org.junit.AfterClass;</span> |
| <span class="source-line-no">047</span><span id="line-47">import org.junit.Before;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.BeforeClass;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.ClassRule;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.junit.Rule;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.junit.Test;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.slf4j.Logger;</span> |
| <span class="source-line-no">055</span><span id="line-55">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">056</span><span id="line-56"></span> |
| <span class="source-line-no">057</span><span id="line-57">import org.apache.hbase.thirdparty.com.google.common.collect.Iterables;</span> |
| <span class="source-line-no">058</span><span id="line-58"></span> |
| <span class="source-line-no">059</span><span id="line-59">/**</span> |
| <span class="source-line-no">060</span><span id="line-60"> * Port of old TestScanMultipleVersions, TestTimestamp and TestGetRowVersions from old testing</span> |
| <span class="source-line-no">061</span><span id="line-61"> * framework to {@link HBaseTestingUtil}.</span> |
| <span class="source-line-no">062</span><span id="line-62"> */</span> |
| <span class="source-line-no">063</span><span id="line-63">@Category({ MiscTests.class, MediumTests.class })</span> |
| <span class="source-line-no">064</span><span id="line-64">public class TestMultiVersions {</span> |
| <span class="source-line-no">065</span><span id="line-65"></span> |
| <span class="source-line-no">066</span><span id="line-66"> @ClassRule</span> |
| <span class="source-line-no">067</span><span id="line-67"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">068</span><span id="line-68"> HBaseClassTestRule.forClass(TestMultiVersions.class);</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70"> private static final Logger LOG = LoggerFactory.getLogger(TestMultiVersions.class);</span> |
| <span class="source-line-no">071</span><span id="line-71"> private static final HBaseTestingUtil UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">072</span><span id="line-72"> private Admin admin;</span> |
| <span class="source-line-no">073</span><span id="line-73"></span> |
| <span class="source-line-no">074</span><span id="line-74"> private static final int NUM_SLAVES = 3;</span> |
| <span class="source-line-no">075</span><span id="line-75"></span> |
| <span class="source-line-no">076</span><span id="line-76"> @Rule</span> |
| <span class="source-line-no">077</span><span id="line-77"> public TestName name = new TestName();</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> @BeforeClass</span> |
| <span class="source-line-no">080</span><span id="line-80"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">081</span><span id="line-81"> UTIL.startMiniCluster(NUM_SLAVES);</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"> @AfterClass</span> |
| <span class="source-line-no">085</span><span id="line-85"> public static void tearDownAfterClass() throws Exception {</span> |
| <span class="source-line-no">086</span><span id="line-86"> UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">087</span><span id="line-87"> }</span> |
| <span class="source-line-no">088</span><span id="line-88"></span> |
| <span class="source-line-no">089</span><span id="line-89"> @Before</span> |
| <span class="source-line-no">090</span><span id="line-90"> public void before() throws MasterNotRunningException, ZooKeeperConnectionException, IOException {</span> |
| <span class="source-line-no">091</span><span id="line-91"> this.admin = UTIL.getAdmin();</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"> /**</span> |
| <span class="source-line-no">095</span><span id="line-95"> * Tests user specifiable time stamps putting, getting and scanning. Also tests same in presence</span> |
| <span class="source-line-no">096</span><span id="line-96"> * of deletes. Test cores are written so can be run against an HRegion and against an HTable: i.e.</span> |
| <span class="source-line-no">097</span><span id="line-97"> * both local and remote.</span> |
| <span class="source-line-no">098</span><span id="line-98"> * <p></span> |
| <span class="source-line-no">099</span><span id="line-99"> * Port of old TestTimestamp test to here so can better utilize the spun up cluster running more</span> |
| <span class="source-line-no">100</span><span id="line-100"> * than a single test per spin up. Keep old tests' crazyness.</span> |
| <span class="source-line-no">101</span><span id="line-101"> */</span> |
| <span class="source-line-no">102</span><span id="line-102"> @Test</span> |
| <span class="source-line-no">103</span><span id="line-103"> public void testTimestamps() throws Exception {</span> |
| <span class="source-line-no">104</span><span id="line-104"> TableDescriptor tableDescriptor =</span> |
| <span class="source-line-no">105</span><span id="line-105"> TableDescriptorBuilder.newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">106</span><span id="line-106"> .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(TimestampTestBase.FAMILY_NAME)</span> |
| <span class="source-line-no">107</span><span id="line-107"> .setMaxVersions(3).build())</span> |
| <span class="source-line-no">108</span><span id="line-108"> .build();</span> |
| <span class="source-line-no">109</span><span id="line-109"> this.admin.createTable(tableDescriptor);</span> |
| <span class="source-line-no">110</span><span id="line-110"> Table table = UTIL.getConnection().getTable(tableDescriptor.getTableName());</span> |
| <span class="source-line-no">111</span><span id="line-111"> // TODO: Remove these deprecated classes or pull them in here if this is</span> |
| <span class="source-line-no">112</span><span id="line-112"> // only test using them.</span> |
| <span class="source-line-no">113</span><span id="line-113"> TimestampTestBase.doTestDelete(table, new FlushCache() {</span> |
| <span class="source-line-no">114</span><span id="line-114"> @Override</span> |
| <span class="source-line-no">115</span><span id="line-115"> public void flushcache() throws IOException {</span> |
| <span class="source-line-no">116</span><span id="line-116"> UTIL.getHBaseCluster().flushcache();</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> |
| <span class="source-line-no">119</span><span id="line-119"></span> |
| <span class="source-line-no">120</span><span id="line-120"> // Perhaps drop and readd the table between tests so the former does</span> |
| <span class="source-line-no">121</span><span id="line-121"> // not pollute this latter? Or put into separate tests.</span> |
| <span class="source-line-no">122</span><span id="line-122"> TimestampTestBase.doTestTimestampScanning(table, new FlushCache() {</span> |
| <span class="source-line-no">123</span><span id="line-123"> @Override</span> |
| <span class="source-line-no">124</span><span id="line-124"> public void flushcache() throws IOException {</span> |
| <span class="source-line-no">125</span><span id="line-125"> UTIL.getMiniHBaseCluster().flushcache();</span> |
| <span class="source-line-no">126</span><span id="line-126"> }</span> |
| <span class="source-line-no">127</span><span id="line-127"> });</span> |
| <span class="source-line-no">128</span><span id="line-128"></span> |
| <span class="source-line-no">129</span><span id="line-129"> table.close();</span> |
| <span class="source-line-no">130</span><span id="line-130"> }</span> |
| <span class="source-line-no">131</span><span id="line-131"></span> |
| <span class="source-line-no">132</span><span id="line-132"> /**</span> |
| <span class="source-line-no">133</span><span id="line-133"> * Verifies versions across a cluster restart.</span> |
| <span class="source-line-no">134</span><span id="line-134"> * <p/></span> |
| <span class="source-line-no">135</span><span id="line-135"> * Port of old TestGetRowVersions test to here so can better utilize the spun up cluster running</span> |
| <span class="source-line-no">136</span><span id="line-136"> * more than a single test per spin up. Keep old tests' crazyness.</span> |
| <span class="source-line-no">137</span><span id="line-137"> */</span> |
| <span class="source-line-no">138</span><span id="line-138"> @Test</span> |
| <span class="source-line-no">139</span><span id="line-139"> public void testGetRowVersions() throws Exception {</span> |
| <span class="source-line-no">140</span><span id="line-140"> final byte[] contents = Bytes.toBytes("contents");</span> |
| <span class="source-line-no">141</span><span id="line-141"> final byte[] row = Bytes.toBytes("row");</span> |
| <span class="source-line-no">142</span><span id="line-142"> final byte[] value1 = Bytes.toBytes("value1");</span> |
| <span class="source-line-no">143</span><span id="line-143"> final byte[] value2 = Bytes.toBytes("value2");</span> |
| <span class="source-line-no">144</span><span id="line-144"> final long timestamp1 = 100L;</span> |
| <span class="source-line-no">145</span><span id="line-145"> final long timestamp2 = 200L;</span> |
| <span class="source-line-no">146</span><span id="line-146"> TableDescriptor tableDescriptor = TableDescriptorBuilder</span> |
| <span class="source-line-no">147</span><span id="line-147"> .newBuilder(TableName.valueOf(name.getMethodName()))</span> |
| <span class="source-line-no">148</span><span id="line-148"> .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(contents).setMaxVersions(3).build())</span> |
| <span class="source-line-no">149</span><span id="line-149"> .build();</span> |
| <span class="source-line-no">150</span><span id="line-150"> this.admin.createTable(tableDescriptor);</span> |
| <span class="source-line-no">151</span><span id="line-151"> Put put = new Put(row, timestamp1);</span> |
| <span class="source-line-no">152</span><span id="line-152"> put.addColumn(contents, contents, value1);</span> |
| <span class="source-line-no">153</span><span id="line-153"> Table table = UTIL.getConnection().getTable(tableDescriptor.getTableName());</span> |
| <span class="source-line-no">154</span><span id="line-154"> table.put(put);</span> |
| <span class="source-line-no">155</span><span id="line-155"> // Shut down and restart the HBase cluster</span> |
| <span class="source-line-no">156</span><span id="line-156"> table.close();</span> |
| <span class="source-line-no">157</span><span id="line-157"> UTIL.shutdownMiniHBaseCluster();</span> |
| <span class="source-line-no">158</span><span id="line-158"> LOG.debug("HBase cluster shut down -- restarting");</span> |
| <span class="source-line-no">159</span><span id="line-159"> StartTestingClusterOption option =</span> |
| <span class="source-line-no">160</span><span id="line-160"> StartTestingClusterOption.builder().numRegionServers(NUM_SLAVES).build();</span> |
| <span class="source-line-no">161</span><span id="line-161"> UTIL.startMiniHBaseCluster(option);</span> |
| <span class="source-line-no">162</span><span id="line-162"> // Make a new connection.</span> |
| <span class="source-line-no">163</span><span id="line-163"> table = UTIL.getConnection().getTable(tableDescriptor.getTableName());</span> |
| <span class="source-line-no">164</span><span id="line-164"> // Overwrite previous value</span> |
| <span class="source-line-no">165</span><span id="line-165"> put = new Put(row, timestamp2);</span> |
| <span class="source-line-no">166</span><span id="line-166"> put.addColumn(contents, contents, value2);</span> |
| <span class="source-line-no">167</span><span id="line-167"> table.put(put);</span> |
| <span class="source-line-no">168</span><span id="line-168"> // Now verify that getRow(row, column, latest) works</span> |
| <span class="source-line-no">169</span><span id="line-169"> Get get = new Get(row);</span> |
| <span class="source-line-no">170</span><span id="line-170"> // Should get one version by default</span> |
| <span class="source-line-no">171</span><span id="line-171"> Result r = table.get(get);</span> |
| <span class="source-line-no">172</span><span id="line-172"> assertNotNull(r);</span> |
| <span class="source-line-no">173</span><span id="line-173"> assertFalse(r.isEmpty());</span> |
| <span class="source-line-no">174</span><span id="line-174"> assertEquals(1, r.size());</span> |
| <span class="source-line-no">175</span><span id="line-175"> byte[] value = r.getValue(contents, contents);</span> |
| <span class="source-line-no">176</span><span id="line-176"> assertNotEquals(0, value.length);</span> |
| <span class="source-line-no">177</span><span id="line-177"> assertTrue(Bytes.equals(value, value2));</span> |
| <span class="source-line-no">178</span><span id="line-178"> // Now check getRow with multiple versions</span> |
| <span class="source-line-no">179</span><span id="line-179"> get = new Get(row);</span> |
| <span class="source-line-no">180</span><span id="line-180"> get.readAllVersions();</span> |
| <span class="source-line-no">181</span><span id="line-181"> r = table.get(get);</span> |
| <span class="source-line-no">182</span><span id="line-182"> assertEquals(2, r.size());</span> |
| <span class="source-line-no">183</span><span id="line-183"> value = r.getValue(contents, contents);</span> |
| <span class="source-line-no">184</span><span id="line-184"> assertNotEquals(0, value.length);</span> |
| <span class="source-line-no">185</span><span id="line-185"> assertArrayEquals(value, value2);</span> |
| <span class="source-line-no">186</span><span id="line-186"> NavigableMap<byte[], NavigableMap<byte[], NavigableMap<Long, byte[]>>> map = r.getMap();</span> |
| <span class="source-line-no">187</span><span id="line-187"> NavigableMap<byte[], NavigableMap<Long, byte[]>> familyMap = map.get(contents);</span> |
| <span class="source-line-no">188</span><span id="line-188"> NavigableMap<Long, byte[]> versionMap = familyMap.get(contents);</span> |
| <span class="source-line-no">189</span><span id="line-189"> assertEquals(2, versionMap.size());</span> |
| <span class="source-line-no">190</span><span id="line-190"> assertArrayEquals(value1, versionMap.get(timestamp1));</span> |
| <span class="source-line-no">191</span><span id="line-191"> assertArrayEquals(value2, versionMap.get(timestamp2));</span> |
| <span class="source-line-no">192</span><span id="line-192"> table.close();</span> |
| <span class="source-line-no">193</span><span id="line-193"> }</span> |
| <span class="source-line-no">194</span><span id="line-194"></span> |
| <span class="source-line-no">195</span><span id="line-195"> /**</span> |
| <span class="source-line-no">196</span><span id="line-196"> * Port of old TestScanMultipleVersions test here so can better utilize the spun up cluster</span> |
| <span class="source-line-no">197</span><span id="line-197"> * running more than just a single test. Keep old tests crazyness.</span> |
| <span class="source-line-no">198</span><span id="line-198"> * <p></span> |
| <span class="source-line-no">199</span><span id="line-199"> * Tests five cases of scans and timestamps.</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</span> |
| <span class="source-line-no">202</span><span id="line-202"> public void testScanMultipleVersions() throws Exception {</span> |
| <span class="source-line-no">203</span><span id="line-203"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">204</span><span id="line-204"> TableDescriptor tableDescriptor = TableDescriptorBuilder.newBuilder(tableName)</span> |
| <span class="source-line-no">205</span><span id="line-205"> .setColumnFamily(ColumnFamilyDescriptorBuilder.of(HConstants.CATALOG_FAMILY)).build();</span> |
| <span class="source-line-no">206</span><span id="line-206"></span> |
| <span class="source-line-no">207</span><span id="line-207"> final byte[][] rows = new byte[][] { Bytes.toBytes("row_0200"), Bytes.toBytes("row_0800") };</span> |
| <span class="source-line-no">208</span><span id="line-208"> final byte[][] splitRows = new byte[][] { Bytes.toBytes("row_0500") };</span> |
| <span class="source-line-no">209</span><span id="line-209"> final long[] timestamp = new long[] { 100L, 1000L };</span> |
| <span class="source-line-no">210</span><span id="line-210"> this.admin.createTable(tableDescriptor, splitRows);</span> |
| <span class="source-line-no">211</span><span id="line-211"> Table table = UTIL.getConnection().getTable(tableName);</span> |
| <span class="source-line-no">212</span><span id="line-212"> // Assert we got the region layout wanted.</span> |
| <span class="source-line-no">213</span><span id="line-213"> Pair<byte[][], byte[][]> keys =</span> |
| <span class="source-line-no">214</span><span id="line-214"> UTIL.getConnection().getRegionLocator(tableName).getStartEndKeys();</span> |
| <span class="source-line-no">215</span><span id="line-215"> assertEquals(2, keys.getFirst().length);</span> |
| <span class="source-line-no">216</span><span id="line-216"> byte[][] startKeys = keys.getFirst();</span> |
| <span class="source-line-no">217</span><span id="line-217"> byte[][] endKeys = keys.getSecond();</span> |
| <span class="source-line-no">218</span><span id="line-218"></span> |
| <span class="source-line-no">219</span><span id="line-219"> for (int i = 0; i < startKeys.length; i++) {</span> |
| <span class="source-line-no">220</span><span id="line-220"> if (i == 0) {</span> |
| <span class="source-line-no">221</span><span id="line-221"> assertArrayEquals(HConstants.EMPTY_START_ROW, startKeys[i]);</span> |
| <span class="source-line-no">222</span><span id="line-222"> assertArrayEquals(endKeys[i], splitRows[0]);</span> |
| <span class="source-line-no">223</span><span id="line-223"> } else if (i == 1) {</span> |
| <span class="source-line-no">224</span><span id="line-224"> assertArrayEquals(splitRows[0], startKeys[i]);</span> |
| <span class="source-line-no">225</span><span id="line-225"> assertArrayEquals(endKeys[i], HConstants.EMPTY_END_ROW);</span> |
| <span class="source-line-no">226</span><span id="line-226"> }</span> |
| <span class="source-line-no">227</span><span id="line-227"> }</span> |
| <span class="source-line-no">228</span><span id="line-228"> // Insert data</span> |
| <span class="source-line-no">229</span><span id="line-229"> List<Put> puts = new ArrayList<>();</span> |
| <span class="source-line-no">230</span><span id="line-230"> for (int i = 0; i < startKeys.length; i++) {</span> |
| <span class="source-line-no">231</span><span id="line-231"> for (int j = 0; j < timestamp.length; j++) {</span> |
| <span class="source-line-no">232</span><span id="line-232"> Put put = new Put(rows[i], timestamp[j]);</span> |
| <span class="source-line-no">233</span><span id="line-233"> put.addColumn(HConstants.CATALOG_FAMILY, null, timestamp[j], Bytes.toBytes(timestamp[j]));</span> |
| <span class="source-line-no">234</span><span id="line-234"> puts.add(put);</span> |
| <span class="source-line-no">235</span><span id="line-235"> }</span> |
| <span class="source-line-no">236</span><span id="line-236"> }</span> |
| <span class="source-line-no">237</span><span id="line-237"> table.put(puts);</span> |
| <span class="source-line-no">238</span><span id="line-238"> // There are 5 cases we have to test. Each is described below.</span> |
| <span class="source-line-no">239</span><span id="line-239"> for (int i = 0; i < rows.length; i++) {</span> |
| <span class="source-line-no">240</span><span id="line-240"> for (int j = 0; j < timestamp.length; j++) {</span> |
| <span class="source-line-no">241</span><span id="line-241"> Get get = new Get(rows[i]);</span> |
| <span class="source-line-no">242</span><span id="line-242"> get.addFamily(HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">243</span><span id="line-243"> get.setTimestamp(timestamp[j]);</span> |
| <span class="source-line-no">244</span><span id="line-244"> Result result = table.get(get);</span> |
| <span class="source-line-no">245</span><span id="line-245"> int cellCount = result.rawCells().length;</span> |
| <span class="source-line-no">246</span><span id="line-246"> assertEquals(1, cellCount);</span> |
| <span class="source-line-no">247</span><span id="line-247"> }</span> |
| <span class="source-line-no">248</span><span id="line-248"> }</span> |
| <span class="source-line-no">249</span><span id="line-249"></span> |
| <span class="source-line-no">250</span><span id="line-250"> // Case 1: scan with LATEST_TIMESTAMP. Should get two rows</span> |
| <span class="source-line-no">251</span><span id="line-251"> int count;</span> |
| <span class="source-line-no">252</span><span id="line-252"> Scan scan = new Scan();</span> |
| <span class="source-line-no">253</span><span id="line-253"> scan.addFamily(HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">254</span><span id="line-254"> try (ResultScanner s = table.getScanner(scan)) {</span> |
| <span class="source-line-no">255</span><span id="line-255"> count = Iterables.size(s);</span> |
| <span class="source-line-no">256</span><span id="line-256"> }</span> |
| <span class="source-line-no">257</span><span id="line-257"> assertEquals("Number of rows should be 2", 2, count);</span> |
| <span class="source-line-no">258</span><span id="line-258"></span> |
| <span class="source-line-no">259</span><span id="line-259"> // Case 2: Scan with a timestamp greater than most recent timestamp</span> |
| <span class="source-line-no">260</span><span id="line-260"> // (in this case > 1000 and < LATEST_TIMESTAMP. Should get 2 rows.</span> |
| <span class="source-line-no">261</span><span id="line-261"> scan = new Scan();</span> |
| <span class="source-line-no">262</span><span id="line-262"> scan.setTimeRange(1000L, Long.MAX_VALUE);</span> |
| <span class="source-line-no">263</span><span id="line-263"> scan.addFamily(HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">264</span><span id="line-264"> try (ResultScanner s = table.getScanner(scan)) {</span> |
| <span class="source-line-no">265</span><span id="line-265"> count = Iterables.size(s);</span> |
| <span class="source-line-no">266</span><span id="line-266"> }</span> |
| <span class="source-line-no">267</span><span id="line-267"> assertEquals("Number of rows should be 2", 2, count);</span> |
| <span class="source-line-no">268</span><span id="line-268"></span> |
| <span class="source-line-no">269</span><span id="line-269"> // Case 3: scan with timestamp equal to most recent timestamp</span> |
| <span class="source-line-no">270</span><span id="line-270"> // (in this case == 1000. Should get 2 rows.</span> |
| <span class="source-line-no">271</span><span id="line-271"> scan = new Scan();</span> |
| <span class="source-line-no">272</span><span id="line-272"> scan.setTimestamp(1000L);</span> |
| <span class="source-line-no">273</span><span id="line-273"> scan.addFamily(HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">274</span><span id="line-274"> try (ResultScanner s = table.getScanner(scan)) {</span> |
| <span class="source-line-no">275</span><span id="line-275"> count = Iterables.size(s);</span> |
| <span class="source-line-no">276</span><span id="line-276"> }</span> |
| <span class="source-line-no">277</span><span id="line-277"> assertEquals("Number of rows should be 2", 2, count);</span> |
| <span class="source-line-no">278</span><span id="line-278"></span> |
| <span class="source-line-no">279</span><span id="line-279"> // Case 4: scan with timestamp greater than first timestamp but less than</span> |
| <span class="source-line-no">280</span><span id="line-280"> // second timestamp (100 < timestamp < 1000). Should get 2 rows.</span> |
| <span class="source-line-no">281</span><span id="line-281"> scan = new Scan();</span> |
| <span class="source-line-no">282</span><span id="line-282"> scan.setTimeRange(100L, 1000L);</span> |
| <span class="source-line-no">283</span><span id="line-283"> scan.addFamily(HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">284</span><span id="line-284"> try (ResultScanner s = table.getScanner(scan)) {</span> |
| <span class="source-line-no">285</span><span id="line-285"> count = Iterables.size(s);</span> |
| <span class="source-line-no">286</span><span id="line-286"> }</span> |
| <span class="source-line-no">287</span><span id="line-287"> assertEquals("Number of rows should be 2", 2, count);</span> |
| <span class="source-line-no">288</span><span id="line-288"></span> |
| <span class="source-line-no">289</span><span id="line-289"> // Case 5: scan with timestamp equal to first timestamp (100)</span> |
| <span class="source-line-no">290</span><span id="line-290"> // Should get 2 rows.</span> |
| <span class="source-line-no">291</span><span id="line-291"> scan = new Scan();</span> |
| <span class="source-line-no">292</span><span id="line-292"> scan.setTimestamp(100L);</span> |
| <span class="source-line-no">293</span><span id="line-293"> scan.addFamily(HConstants.CATALOG_FAMILY);</span> |
| <span class="source-line-no">294</span><span id="line-294"> try (ResultScanner s = table.getScanner(scan)) {</span> |
| <span class="source-line-no">295</span><span id="line-295"> count = Iterables.size(s);</span> |
| <span class="source-line-no">296</span><span id="line-296"> }</span> |
| <span class="source-line-no">297</span><span id="line-297"> assertEquals("Number of rows should be 2", 2, count);</span> |
| <span class="source-line-no">298</span><span id="line-298"> }</span> |
| <span class="source-line-no">299</span><span id="line-299"></span> |
| <span class="source-line-no">300</span><span id="line-300">}</span> |
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| </pre> |
| </div> |
| </main> |
| </body> |
| </html> |
