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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.apache.hadoop.hbase.HBaseTestingUtility.START_KEY_BYTES;<a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import static org.apache.hadoop.hbase.HBaseTestingUtility.fam1;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import static org.apache.hadoop.hbase.HBaseTestingUtility.fam2;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import static org.junit.Assert.assertEquals;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import static org.junit.Assert.assertFalse;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import static org.junit.Assert.assertNotNull;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span>import static org.junit.Assert.assertTrue;<a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import static org.junit.Assert.fail;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span><a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import java.io.IOException;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import java.util.ArrayList;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import java.util.List;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.Cell;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.CellUtil;<a name="line.33"></a> |
| <span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.HBaseClassTestRule;<a name="line.34"></a> |
| <span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.HBaseTestCase;<a name="line.35"></a> |
| <span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.HBaseTestingUtility;<a name="line.36"></a> |
| <span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.HColumnDescriptor;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.HConstants;<a name="line.38"></a> |
| <span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.HRegionInfo;<a name="line.39"></a> |
| <span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.HTableDescriptor;<a name="line.40"></a> |
| <span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.TableName;<a name="line.41"></a> |
| <span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.UnknownScannerException;<a name="line.42"></a> |
| <span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.client.Delete;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.client.Get;<a name="line.44"></a> |
| <span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.client.Put;<a name="line.45"></a> |
| <span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.client.Result;<a name="line.46"></a> |
| <span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.client.ResultScanner;<a name="line.47"></a> |
| <span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.client.Scan;<a name="line.48"></a> |
| <span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.client.Table;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.filter.Filter;<a name="line.50"></a> |
| <span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.filter.InclusiveStopFilter;<a name="line.51"></a> |
| <span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.filter.PrefixFilter;<a name="line.52"></a> |
| <span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.filter.WhileMatchFilter;<a name="line.53"></a> |
| <span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.testclassification.RegionServerTests;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.testclassification.SmallTests;<a name="line.55"></a> |
| <span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.56"></a> |
| <span class="sourceLineNo">057</span>import org.junit.ClassRule;<a name="line.57"></a> |
| <span class="sourceLineNo">058</span>import org.junit.Rule;<a name="line.58"></a> |
| <span class="sourceLineNo">059</span>import org.junit.Test;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span>import org.junit.experimental.categories.Category;<a name="line.60"></a> |
| <span class="sourceLineNo">061</span>import org.junit.rules.TestName;<a name="line.61"></a> |
| <span class="sourceLineNo">062</span>import org.slf4j.Logger;<a name="line.62"></a> |
| <span class="sourceLineNo">063</span>import org.slf4j.LoggerFactory;<a name="line.63"></a> |
| <span class="sourceLineNo">064</span><a name="line.64"></a> |
| <span class="sourceLineNo">065</span>/**<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * Test of a long-lived scanner validating as we go.<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> */<a name="line.67"></a> |
| <span class="sourceLineNo">068</span>@Category({RegionServerTests.class, SmallTests.class})<a name="line.68"></a> |
| <span class="sourceLineNo">069</span>public class TestScanner {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span><a name="line.70"></a> |
| <span class="sourceLineNo">071</span> @ClassRule<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> public static final HBaseClassTestRule CLASS_RULE =<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> HBaseClassTestRule.forClass(TestScanner.class);<a name="line.73"></a> |
| <span class="sourceLineNo">074</span><a name="line.74"></a> |
| <span class="sourceLineNo">075</span> @Rule public TestName name = new TestName();<a name="line.75"></a> |
| <span class="sourceLineNo">076</span><a name="line.76"></a> |
| <span class="sourceLineNo">077</span> private static final Logger LOG = LoggerFactory.getLogger(TestScanner.class);<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> private final static HBaseTestingUtility TEST_UTIL = HBaseTestingUtility.createLocalHTU();<a name="line.78"></a> |
| <span class="sourceLineNo">079</span><a name="line.79"></a> |
| <span class="sourceLineNo">080</span> private static final byte [] FIRST_ROW = HConstants.EMPTY_START_ROW;<a name="line.80"></a> |
| <span class="sourceLineNo">081</span> private static final byte [][] COLS = { HConstants.CATALOG_FAMILY };<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> private static final byte [][] EXPLICIT_COLS = {<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> HConstants.REGIONINFO_QUALIFIER, HConstants.SERVER_QUALIFIER,<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> // TODO ryan<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> //HConstants.STARTCODE_QUALIFIER<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> };<a name="line.86"></a> |
| <span class="sourceLineNo">087</span><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> static final HTableDescriptor TESTTABLEDESC =<a name="line.88"></a> |
| <span class="sourceLineNo">089</span> new HTableDescriptor(TableName.valueOf("testscanner"));<a name="line.89"></a> |
| <span class="sourceLineNo">090</span> static {<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> TESTTABLEDESC.addFamily(<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> new HColumnDescriptor(HConstants.CATALOG_FAMILY)<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> // Ten is an arbitrary number. Keep versions to help debugging.<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> .setMaxVersions(10)<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> .setBlockCacheEnabled(false)<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> .setBlocksize(8 * 1024)<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> );<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> }<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> /** HRegionInfo for root region */<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> public static final HRegionInfo REGION_INFO =<a name="line.100"></a> |
| <span class="sourceLineNo">101</span> new HRegionInfo(TESTTABLEDESC.getTableName(), HConstants.EMPTY_BYTE_ARRAY,<a name="line.101"></a> |
| <span class="sourceLineNo">102</span> HConstants.EMPTY_BYTE_ARRAY);<a name="line.102"></a> |
| <span class="sourceLineNo">103</span><a name="line.103"></a> |
| <span class="sourceLineNo">104</span> private static final byte [] ROW_KEY = REGION_INFO.getRegionName();<a name="line.104"></a> |
| <span class="sourceLineNo">105</span><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> private static final long START_CODE = Long.MAX_VALUE;<a name="line.106"></a> |
| <span class="sourceLineNo">107</span><a name="line.107"></a> |
| <span class="sourceLineNo">108</span> private HRegion region;<a name="line.108"></a> |
| <span class="sourceLineNo">109</span><a name="line.109"></a> |
| <span class="sourceLineNo">110</span> private byte[] firstRowBytes, secondRowBytes, thirdRowBytes;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> final private byte[] col1;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span><a name="line.112"></a> |
| <span class="sourceLineNo">113</span> public TestScanner() {<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> super();<a name="line.114"></a> |
| <span class="sourceLineNo">115</span><a name="line.115"></a> |
| <span class="sourceLineNo">116</span> firstRowBytes = START_KEY_BYTES;<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> secondRowBytes = START_KEY_BYTES.clone();<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> // Increment the least significant character so we get to next row.<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> secondRowBytes[START_KEY_BYTES.length - 1]++;<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> thirdRowBytes = START_KEY_BYTES.clone();<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> thirdRowBytes[START_KEY_BYTES.length - 1] =<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> (byte) (thirdRowBytes[START_KEY_BYTES.length - 1] + 2);<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> col1 = Bytes.toBytes("column1");<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> }<a name="line.124"></a> |
| <span class="sourceLineNo">125</span><a name="line.125"></a> |
| <span class="sourceLineNo">126</span> /**<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> * Test basic stop row filter works.<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> * @throws Exception<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> */<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> @Test<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> public void testStopRow() throws Exception {<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> byte [] startrow = Bytes.toBytes("bbb");<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> byte [] stoprow = Bytes.toBytes("ccc");<a name="line.133"></a> |
| <span class="sourceLineNo">134</span> try {<a name="line.134"></a> |
| <span class="sourceLineNo">135</span> this.region = TEST_UTIL.createLocalHRegion(TESTTABLEDESC, null, null);<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> HBaseTestCase.addContent(this.region, HConstants.CATALOG_FAMILY);<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> List<Cell> results = new ArrayList<>();<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> // Do simple test of getting one row only first.<a name="line.138"></a> |
| <span class="sourceLineNo">139</span> Scan scan = new Scan(Bytes.toBytes("abc"), Bytes.toBytes("abd"));<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> scan.addFamily(HConstants.CATALOG_FAMILY);<a name="line.140"></a> |
| <span class="sourceLineNo">141</span><a name="line.141"></a> |
| <span class="sourceLineNo">142</span> InternalScanner s = region.getScanner(scan);<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> int count = 0;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> while (s.next(results)) {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> count++;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> }<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> s.close();<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> assertEquals(0, count);<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> // Now do something a bit more imvolved.<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> scan = new Scan(startrow, stoprow);<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> scan.addFamily(HConstants.CATALOG_FAMILY);<a name="line.151"></a> |
| <span class="sourceLineNo">152</span><a name="line.152"></a> |
| <span class="sourceLineNo">153</span> s = region.getScanner(scan);<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> count = 0;<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> Cell kv = null;<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> results = new ArrayList<>();<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> for (boolean first = true; s.next(results);) {<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> kv = results.get(0);<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> if (first) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> assertTrue(CellUtil.matchingRows(kv, startrow));<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> first = false;<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> }<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> count++;<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> }<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> assertTrue(Bytes.BYTES_COMPARATOR.compare(stoprow, CellUtil.cloneRow(kv)) > 0);<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> // We got something back.<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> assertTrue(count > 10);<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> s.close();<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> } finally {<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> }<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> }<a name="line.172"></a> |
| <span class="sourceLineNo">173</span><a name="line.173"></a> |
| <span class="sourceLineNo">174</span> void rowPrefixFilter(Scan scan) throws IOException {<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> List<Cell> results = new ArrayList<>();<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> scan.addFamily(HConstants.CATALOG_FAMILY);<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> InternalScanner s = region.getScanner(scan);<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> boolean hasMore = true;<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> while (hasMore) {<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> hasMore = s.next(results);<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> for (Cell kv : results) {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> assertEquals((byte)'a', CellUtil.cloneRow(kv)[0]);<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> assertEquals((byte)'b', CellUtil.cloneRow(kv)[1]);<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> }<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> results.clear();<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> }<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> s.close();<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> }<a name="line.188"></a> |
| <span class="sourceLineNo">189</span><a name="line.189"></a> |
| <span class="sourceLineNo">190</span> void rowInclusiveStopFilter(Scan scan, byte[] stopRow) throws IOException {<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> List<Cell> results = new ArrayList<>();<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> scan.addFamily(HConstants.CATALOG_FAMILY);<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> InternalScanner s = region.getScanner(scan);<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> boolean hasMore = true;<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> while (hasMore) {<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> hasMore = s.next(results);<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> for (Cell kv : results) {<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> assertTrue(Bytes.compareTo(CellUtil.cloneRow(kv), stopRow) <= 0);<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> }<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> results.clear();<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> }<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> s.close();<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> }<a name="line.203"></a> |
| <span class="sourceLineNo">204</span><a name="line.204"></a> |
| <span class="sourceLineNo">205</span> @Test<a name="line.205"></a> |
| <span class="sourceLineNo">206</span> public void testFilters() throws IOException {<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> try {<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> this.region = TEST_UTIL.createLocalHRegion(TESTTABLEDESC, null, null);<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> HBaseTestCase.addContent(this.region, HConstants.CATALOG_FAMILY);<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> byte [] prefix = Bytes.toBytes("ab");<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> Filter newFilter = new PrefixFilter(prefix);<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> Scan scan = new Scan();<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> scan.setFilter(newFilter);<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> rowPrefixFilter(scan);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span><a name="line.215"></a> |
| <span class="sourceLineNo">216</span> byte[] stopRow = Bytes.toBytes("bbc");<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> newFilter = new WhileMatchFilter(new InclusiveStopFilter(stopRow));<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> scan = new Scan();<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> scan.setFilter(newFilter);<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> rowInclusiveStopFilter(scan, stopRow);<a name="line.220"></a> |
| <span class="sourceLineNo">221</span><a name="line.221"></a> |
| <span class="sourceLineNo">222</span> } finally {<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> }<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> }<a name="line.225"></a> |
| <span class="sourceLineNo">226</span><a name="line.226"></a> |
| <span class="sourceLineNo">227</span> /**<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> * Test that closing a scanner while a client is using it doesn't throw<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> * NPEs but instead a UnknownScannerException. HBASE-2503<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> * @throws Exception<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> */<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> @Test<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> public void testRaceBetweenClientAndTimeout() throws Exception {<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> try {<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> this.region = TEST_UTIL.createLocalHRegion(TESTTABLEDESC, null, null);<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> HBaseTestCase.addContent(this.region, HConstants.CATALOG_FAMILY);<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> Scan scan = new Scan();<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> InternalScanner s = region.getScanner(scan);<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> List<Cell> results = new ArrayList<>();<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> try {<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> s.next(results);<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> s.close();<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> s.next(results);<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> fail("We don't want anything more, we should be failing");<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> } catch (UnknownScannerException ex) {<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> // ok!<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> return;<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> }<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> } finally {<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<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> /** The test!<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> * @throws IOException<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> */<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> @Test<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> public void testScanner() throws IOException {<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> try {<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> region = TEST_UTIL.createLocalHRegion(TESTTABLEDESC, null, null);<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> Table table = new RegionAsTable(region);<a name="line.261"></a> |
| <span class="sourceLineNo">262</span><a name="line.262"></a> |
| <span class="sourceLineNo">263</span> // Write information to the meta table<a name="line.263"></a> |
| <span class="sourceLineNo">264</span><a name="line.264"></a> |
| <span class="sourceLineNo">265</span> Put put = new Put(ROW_KEY, System.currentTimeMillis());<a name="line.265"></a> |
| <span class="sourceLineNo">266</span><a name="line.266"></a> |
| <span class="sourceLineNo">267</span> put.addColumn(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER,<a name="line.267"></a> |
| <span class="sourceLineNo">268</span> REGION_INFO.toByteArray());<a name="line.268"></a> |
| <span class="sourceLineNo">269</span> table.put(put);<a name="line.269"></a> |
| <span class="sourceLineNo">270</span><a name="line.270"></a> |
| <span class="sourceLineNo">271</span> // What we just committed is in the memstore. Verify that we can get<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> // it back both with scanning and get<a name="line.272"></a> |
| <span class="sourceLineNo">273</span><a name="line.273"></a> |
| <span class="sourceLineNo">274</span> scan(false, null);<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> getRegionInfo(table);<a name="line.275"></a> |
| <span class="sourceLineNo">276</span><a name="line.276"></a> |
| <span class="sourceLineNo">277</span> // Close and re-open<a name="line.277"></a> |
| <span class="sourceLineNo">278</span><a name="line.278"></a> |
| <span class="sourceLineNo">279</span> ((HRegion)region).close();<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> region = HRegion.openHRegion(region, null);<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> table = new RegionAsTable(region);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span><a name="line.282"></a> |
| <span class="sourceLineNo">283</span> // Verify we can get the data back now that it is on disk.<a name="line.283"></a> |
| <span class="sourceLineNo">284</span><a name="line.284"></a> |
| <span class="sourceLineNo">285</span> scan(false, null);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> getRegionInfo(table);<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> // Store some new information<a name="line.288"></a> |
| <span class="sourceLineNo">289</span><a name="line.289"></a> |
| <span class="sourceLineNo">290</span> String address = HConstants.LOCALHOST_IP + ":" + HBaseTestingUtility.randomFreePort();<a name="line.290"></a> |
| <span class="sourceLineNo">291</span><a name="line.291"></a> |
| <span class="sourceLineNo">292</span> put = new Put(ROW_KEY, System.currentTimeMillis());<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> put.addColumn(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER,<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> Bytes.toBytes(address));<a name="line.294"></a> |
| <span class="sourceLineNo">295</span><a name="line.295"></a> |
| <span class="sourceLineNo">296</span>// put.add(HConstants.COL_STARTCODE, Bytes.toBytes(START_CODE));<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> table.put(put);<a name="line.298"></a> |
| <span class="sourceLineNo">299</span><a name="line.299"></a> |
| <span class="sourceLineNo">300</span> // Validate that we can still get the HRegionInfo, even though it is in<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> // an older row on disk and there is a newer row in the memstore<a name="line.301"></a> |
| <span class="sourceLineNo">302</span><a name="line.302"></a> |
| <span class="sourceLineNo">303</span> scan(true, address.toString());<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> getRegionInfo(table);<a name="line.304"></a> |
| <span class="sourceLineNo">305</span><a name="line.305"></a> |
| <span class="sourceLineNo">306</span> // flush cache<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> this.region.flush(true);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span><a name="line.308"></a> |
| <span class="sourceLineNo">309</span> // Validate again<a name="line.309"></a> |
| <span class="sourceLineNo">310</span><a name="line.310"></a> |
| <span class="sourceLineNo">311</span> scan(true, address.toString());<a name="line.311"></a> |
| <span class="sourceLineNo">312</span> getRegionInfo(table);<a name="line.312"></a> |
| <span class="sourceLineNo">313</span><a name="line.313"></a> |
| <span class="sourceLineNo">314</span> // Close and reopen<a name="line.314"></a> |
| <span class="sourceLineNo">315</span><a name="line.315"></a> |
| <span class="sourceLineNo">316</span> ((HRegion)region).close();<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> region = HRegion.openHRegion(region,null);<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> table = new RegionAsTable(region);<a name="line.318"></a> |
| <span class="sourceLineNo">319</span><a name="line.319"></a> |
| <span class="sourceLineNo">320</span> // Validate again<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> scan(true, address.toString());<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> getRegionInfo(table);<a name="line.323"></a> |
| <span class="sourceLineNo">324</span><a name="line.324"></a> |
| <span class="sourceLineNo">325</span> // Now update the information again<a name="line.325"></a> |
| <span class="sourceLineNo">326</span><a name="line.326"></a> |
| <span class="sourceLineNo">327</span> address = "bar.foo.com:4321";<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> put = new Put(ROW_KEY, System.currentTimeMillis());<a name="line.329"></a> |
| <span class="sourceLineNo">330</span><a name="line.330"></a> |
| <span class="sourceLineNo">331</span> put.addColumn(HConstants.CATALOG_FAMILY, HConstants.SERVER_QUALIFIER, Bytes.toBytes(address));<a name="line.331"></a> |
| <span class="sourceLineNo">332</span> table.put(put);<a name="line.332"></a> |
| <span class="sourceLineNo">333</span><a name="line.333"></a> |
| <span class="sourceLineNo">334</span> // Validate again<a name="line.334"></a> |
| <span class="sourceLineNo">335</span><a name="line.335"></a> |
| <span class="sourceLineNo">336</span> scan(true, address.toString());<a name="line.336"></a> |
| <span class="sourceLineNo">337</span> getRegionInfo(table);<a name="line.337"></a> |
| <span class="sourceLineNo">338</span><a name="line.338"></a> |
| <span class="sourceLineNo">339</span> // flush cache<a name="line.339"></a> |
| <span class="sourceLineNo">340</span><a name="line.340"></a> |
| <span class="sourceLineNo">341</span> region.flush(true);<a name="line.341"></a> |
| <span class="sourceLineNo">342</span><a name="line.342"></a> |
| <span class="sourceLineNo">343</span> // Validate again<a name="line.343"></a> |
| <span class="sourceLineNo">344</span><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> scan(true, address.toString());<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> getRegionInfo(table);<a name="line.346"></a> |
| <span class="sourceLineNo">347</span><a name="line.347"></a> |
| <span class="sourceLineNo">348</span> // Close and reopen<a name="line.348"></a> |
| <span class="sourceLineNo">349</span><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> ((HRegion)this.region).close();<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> this.region = HRegion.openHRegion(region, null);<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> table = new RegionAsTable(this.region);<a name="line.352"></a> |
| <span class="sourceLineNo">353</span><a name="line.353"></a> |
| <span class="sourceLineNo">354</span> // Validate again<a name="line.354"></a> |
| <span class="sourceLineNo">355</span><a name="line.355"></a> |
| <span class="sourceLineNo">356</span> scan(true, address.toString());<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> getRegionInfo(table);<a name="line.357"></a> |
| <span class="sourceLineNo">358</span><a name="line.358"></a> |
| <span class="sourceLineNo">359</span> } finally {<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> // clean up<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> }<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> }<a name="line.363"></a> |
| <span class="sourceLineNo">364</span><a name="line.364"></a> |
| <span class="sourceLineNo">365</span> /** Compare the HRegionInfo we read from HBase to what we stored */<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> private void validateRegionInfo(byte [] regionBytes) throws IOException {<a name="line.366"></a> |
| <span class="sourceLineNo">367</span> HRegionInfo info = HRegionInfo.parseFromOrNull(regionBytes);<a name="line.367"></a> |
| <span class="sourceLineNo">368</span><a name="line.368"></a> |
| <span class="sourceLineNo">369</span> assertEquals(REGION_INFO.getRegionId(), info.getRegionId());<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> assertEquals(0, info.getStartKey().length);<a name="line.370"></a> |
| <span class="sourceLineNo">371</span> assertEquals(0, info.getEndKey().length);<a name="line.371"></a> |
| <span class="sourceLineNo">372</span> assertEquals(0, Bytes.compareTo(info.getRegionName(), REGION_INFO.getRegionName()));<a name="line.372"></a> |
| <span class="sourceLineNo">373</span> //assertEquals(0, info.getTableDesc().compareTo(REGION_INFO.getTableDesc()));<a name="line.373"></a> |
| <span class="sourceLineNo">374</span> }<a name="line.374"></a> |
| <span class="sourceLineNo">375</span><a name="line.375"></a> |
| <span class="sourceLineNo">376</span> /** Use a scanner to get the region info and then validate the results */<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> private void scan(boolean validateStartcode, String serverName)<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> throws IOException {<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> InternalScanner scanner = null;<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> Scan scan = null;<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> List<Cell> results = new ArrayList<>();<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> byte [][][] scanColumns = {<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> COLS,<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> EXPLICIT_COLS<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> };<a name="line.385"></a> |
| <span class="sourceLineNo">386</span><a name="line.386"></a> |
| <span class="sourceLineNo">387</span> for(int i = 0; i < scanColumns.length; i++) {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> try {<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> scan = new Scan(FIRST_ROW);<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> for (int ii = 0; ii < EXPLICIT_COLS.length; ii++) {<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> scan.addColumn(COLS[0], EXPLICIT_COLS[ii]);<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> }<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> scanner = region.getScanner(scan);<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> while (scanner.next(results)) {<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> assertTrue(hasColumn(results, HConstants.CATALOG_FAMILY,<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> HConstants.REGIONINFO_QUALIFIER));<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> byte [] val = CellUtil.cloneValue(getColumn(results, HConstants.CATALOG_FAMILY,<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> HConstants.REGIONINFO_QUALIFIER));<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> validateRegionInfo(val);<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> if(validateStartcode) {<a name="line.400"></a> |
| <span class="sourceLineNo">401</span>// assertTrue(hasColumn(results, HConstants.CATALOG_FAMILY,<a name="line.401"></a> |
| <span class="sourceLineNo">402</span>// HConstants.STARTCODE_QUALIFIER));<a name="line.402"></a> |
| <span class="sourceLineNo">403</span>// val = getColumn(results, HConstants.CATALOG_FAMILY,<a name="line.403"></a> |
| <span class="sourceLineNo">404</span>// HConstants.STARTCODE_QUALIFIER).getValue();<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> assertNotNull(val);<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> assertFalse(val.length == 0);<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> long startCode = Bytes.toLong(val);<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> assertEquals(START_CODE, startCode);<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> }<a name="line.409"></a> |
| <span class="sourceLineNo">410</span><a name="line.410"></a> |
| <span class="sourceLineNo">411</span> if(serverName != null) {<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> assertTrue(hasColumn(results, HConstants.CATALOG_FAMILY,<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> HConstants.SERVER_QUALIFIER));<a name="line.413"></a> |
| <span class="sourceLineNo">414</span> val = CellUtil.cloneValue(getColumn(results, HConstants.CATALOG_FAMILY,<a name="line.414"></a> |
| <span class="sourceLineNo">415</span> HConstants.SERVER_QUALIFIER));<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> assertNotNull(val);<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> assertFalse(val.length == 0);<a name="line.417"></a> |
| <span class="sourceLineNo">418</span> String server = Bytes.toString(val);<a name="line.418"></a> |
| <span class="sourceLineNo">419</span> assertEquals(0, server.compareTo(serverName));<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> }<a name="line.420"></a> |
| <span class="sourceLineNo">421</span> }<a name="line.421"></a> |
| <span class="sourceLineNo">422</span> } finally {<a name="line.422"></a> |
| <span class="sourceLineNo">423</span> InternalScanner s = scanner;<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> scanner = null;<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> if(s != null) {<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> s.close();<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> }<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> }<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> }<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> }<a name="line.430"></a> |
| <span class="sourceLineNo">431</span><a name="line.431"></a> |
| <span class="sourceLineNo">432</span> private boolean hasColumn(final List<Cell> kvs, final byte [] family,<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> final byte [] qualifier) {<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> for (Cell kv: kvs) {<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> if (CellUtil.matchingFamily(kv, family) && CellUtil.matchingQualifier(kv, qualifier)) {<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> return true;<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> }<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> return false;<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> }<a name="line.440"></a> |
| <span class="sourceLineNo">441</span><a name="line.441"></a> |
| <span class="sourceLineNo">442</span> private Cell getColumn(final List<Cell> kvs, final byte [] family,<a name="line.442"></a> |
| <span class="sourceLineNo">443</span> final byte [] qualifier) {<a name="line.443"></a> |
| <span class="sourceLineNo">444</span> for (Cell kv: kvs) {<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> if (CellUtil.matchingFamily(kv, family) && CellUtil.matchingQualifier(kv, qualifier)) {<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> return kv;<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> }<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> }<a name="line.448"></a> |
| <span class="sourceLineNo">449</span> return null;<a name="line.449"></a> |
| <span class="sourceLineNo">450</span> }<a name="line.450"></a> |
| <span class="sourceLineNo">451</span><a name="line.451"></a> |
| <span class="sourceLineNo">452</span><a name="line.452"></a> |
| <span class="sourceLineNo">453</span> /** Use get to retrieve the HRegionInfo and validate it */<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> private void getRegionInfo(Table table) throws IOException {<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> Get get = new Get(ROW_KEY);<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> get.addColumn(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER);<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> Result result = table.get(get);<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> byte [] bytes = result.value();<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> validateRegionInfo(bytes);<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> }<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> * Tests to do a sync flush during the middle of a scan. This is testing the StoreScanner<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> * update readers code essentially. This is not highly concurrent, since its all 1 thread.<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> * HBase-910.<a name="line.465"></a> |
| <span class="sourceLineNo">466</span> * @throws Exception<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> */<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> @Test<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> public void testScanAndSyncFlush() throws Exception {<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> this.region = TEST_UTIL.createLocalHRegion(TESTTABLEDESC, null, null);<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> Table hri = new RegionAsTable(region);<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> try {<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> LOG.info("Added: " +<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> HBaseTestCase.addContent(hri, Bytes.toString(HConstants.CATALOG_FAMILY),<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> Bytes.toString(HConstants.REGIONINFO_QUALIFIER)));<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> int count = count(hri, -1, false);<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> assertEquals(count, count(hri, 100, false)); // do a sync flush.<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> } catch (Exception e) {<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> LOG.error("Failed", e);<a name="line.479"></a> |
| <span class="sourceLineNo">480</span> throw e;<a name="line.480"></a> |
| <span class="sourceLineNo">481</span> } finally {<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> }<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> }<a name="line.484"></a> |
| <span class="sourceLineNo">485</span><a name="line.485"></a> |
| <span class="sourceLineNo">486</span> /**<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> * Tests to do a concurrent flush (using a 2nd thread) while scanning. This tests both<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> * the StoreScanner update readers and the transition from memstore -> snapshot -> store file.<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> *<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> * @throws Exception<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> */<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> @Test<a name="line.492"></a> |
| <span class="sourceLineNo">493</span> public void testScanAndRealConcurrentFlush() throws Exception {<a name="line.493"></a> |
| <span class="sourceLineNo">494</span> this.region = TEST_UTIL.createLocalHRegion(TESTTABLEDESC, null, null);<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> Table hri = new RegionAsTable(region);<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> try {<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> LOG.info("Added: " +<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> HBaseTestCase.addContent(hri, Bytes.toString(HConstants.CATALOG_FAMILY),<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> Bytes.toString(HConstants.REGIONINFO_QUALIFIER)));<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> int count = count(hri, -1, false);<a name="line.500"></a> |
| <span class="sourceLineNo">501</span> assertEquals(count, count(hri, 100, true)); // do a true concurrent background thread flush<a name="line.501"></a> |
| <span class="sourceLineNo">502</span> } catch (Exception e) {<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> LOG.error("Failed", e);<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> throw e;<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> } finally {<a name="line.505"></a> |
| <span class="sourceLineNo">506</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<a name="line.506"></a> |
| <span class="sourceLineNo">507</span> }<a name="line.507"></a> |
| <span class="sourceLineNo">508</span> }<a name="line.508"></a> |
| <span class="sourceLineNo">509</span><a name="line.509"></a> |
| <span class="sourceLineNo">510</span> /**<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> * Make sure scanner returns correct result when we run a major compaction<a name="line.511"></a> |
| <span class="sourceLineNo">512</span> * with deletes.<a name="line.512"></a> |
| <span class="sourceLineNo">513</span> *<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> * @throws Exception<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> */<a name="line.515"></a> |
| <span class="sourceLineNo">516</span> @Test<a name="line.516"></a> |
| <span class="sourceLineNo">517</span> @SuppressWarnings("deprecation")<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> public void testScanAndConcurrentMajorCompact() throws Exception {<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> HTableDescriptor htd = TEST_UTIL.createTableDescriptor(name.getMethodName());<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> this.region = TEST_UTIL.createLocalHRegion(htd, null, null);<a name="line.520"></a> |
| <span class="sourceLineNo">521</span> Table hri = new RegionAsTable(region);<a name="line.521"></a> |
| <span class="sourceLineNo">522</span><a name="line.522"></a> |
| <span class="sourceLineNo">523</span> try {<a name="line.523"></a> |
| <span class="sourceLineNo">524</span> HBaseTestCase.addContent(hri, Bytes.toString(fam1), Bytes.toString(col1),<a name="line.524"></a> |
| <span class="sourceLineNo">525</span> firstRowBytes, secondRowBytes);<a name="line.525"></a> |
| <span class="sourceLineNo">526</span> HBaseTestCase.addContent(hri, Bytes.toString(fam2), Bytes.toString(col1),<a name="line.526"></a> |
| <span class="sourceLineNo">527</span> firstRowBytes, secondRowBytes);<a name="line.527"></a> |
| <span class="sourceLineNo">528</span><a name="line.528"></a> |
| <span class="sourceLineNo">529</span> Delete dc = new Delete(firstRowBytes);<a name="line.529"></a> |
| <span class="sourceLineNo">530</span> /* delete column1 of firstRow */<a name="line.530"></a> |
| <span class="sourceLineNo">531</span> dc.addColumns(fam1, col1);<a name="line.531"></a> |
| <span class="sourceLineNo">532</span> region.delete(dc);<a name="line.532"></a> |
| <span class="sourceLineNo">533</span> region.flush(true);<a name="line.533"></a> |
| <span class="sourceLineNo">534</span><a name="line.534"></a> |
| <span class="sourceLineNo">535</span> HBaseTestCase.addContent(hri, Bytes.toString(fam1), Bytes.toString(col1),<a name="line.535"></a> |
| <span class="sourceLineNo">536</span> secondRowBytes, thirdRowBytes);<a name="line.536"></a> |
| <span class="sourceLineNo">537</span> HBaseTestCase.addContent(hri, Bytes.toString(fam2), Bytes.toString(col1),<a name="line.537"></a> |
| <span class="sourceLineNo">538</span> secondRowBytes, thirdRowBytes);<a name="line.538"></a> |
| <span class="sourceLineNo">539</span> region.flush(true);<a name="line.539"></a> |
| <span class="sourceLineNo">540</span><a name="line.540"></a> |
| <span class="sourceLineNo">541</span> InternalScanner s = region.getScanner(new Scan());<a name="line.541"></a> |
| <span class="sourceLineNo">542</span> // run a major compact, column1 of firstRow will be cleaned.<a name="line.542"></a> |
| <span class="sourceLineNo">543</span> region.compact(true);<a name="line.543"></a> |
| <span class="sourceLineNo">544</span><a name="line.544"></a> |
| <span class="sourceLineNo">545</span> List<Cell> results = new ArrayList<>();<a name="line.545"></a> |
| <span class="sourceLineNo">546</span> s.next(results);<a name="line.546"></a> |
| <span class="sourceLineNo">547</span><a name="line.547"></a> |
| <span class="sourceLineNo">548</span> // make sure returns column2 of firstRow<a name="line.548"></a> |
| <span class="sourceLineNo">549</span> assertTrue("result is not correct, keyValues : " + results,<a name="line.549"></a> |
| <span class="sourceLineNo">550</span> results.size() == 1);<a name="line.550"></a> |
| <span class="sourceLineNo">551</span> assertTrue(CellUtil.matchingRows(results.get(0), firstRowBytes));<a name="line.551"></a> |
| <span class="sourceLineNo">552</span> assertTrue(CellUtil.matchingFamily(results.get(0), fam2));<a name="line.552"></a> |
| <span class="sourceLineNo">553</span><a name="line.553"></a> |
| <span class="sourceLineNo">554</span> results = new ArrayList<>();<a name="line.554"></a> |
| <span class="sourceLineNo">555</span> s.next(results);<a name="line.555"></a> |
| <span class="sourceLineNo">556</span><a name="line.556"></a> |
| <span class="sourceLineNo">557</span> // get secondRow<a name="line.557"></a> |
| <span class="sourceLineNo">558</span> assertTrue(results.size() == 2);<a name="line.558"></a> |
| <span class="sourceLineNo">559</span> assertTrue(CellUtil.matchingRows(results.get(0), secondRowBytes));<a name="line.559"></a> |
| <span class="sourceLineNo">560</span> assertTrue(CellUtil.matchingFamily(results.get(0), fam1));<a name="line.560"></a> |
| <span class="sourceLineNo">561</span> assertTrue(CellUtil.matchingFamily(results.get(1), fam2));<a name="line.561"></a> |
| <span class="sourceLineNo">562</span> } finally {<a name="line.562"></a> |
| <span class="sourceLineNo">563</span> HBaseTestingUtility.closeRegionAndWAL(this.region);<a name="line.563"></a> |
| <span class="sourceLineNo">564</span> }<a name="line.564"></a> |
| <span class="sourceLineNo">565</span> }<a name="line.565"></a> |
| <span class="sourceLineNo">566</span><a name="line.566"></a> |
| <span class="sourceLineNo">567</span><a name="line.567"></a> |
| <span class="sourceLineNo">568</span> /*<a name="line.568"></a> |
| <span class="sourceLineNo">569</span> * @param hri Region<a name="line.569"></a> |
| <span class="sourceLineNo">570</span> * @param flushIndex At what row we start the flush.<a name="line.570"></a> |
| <span class="sourceLineNo">571</span> * @param concurrent if the flush should be concurrent or sync.<a name="line.571"></a> |
| <span class="sourceLineNo">572</span> * @return Count of rows found.<a name="line.572"></a> |
| <span class="sourceLineNo">573</span> * @throws IOException<a name="line.573"></a> |
| <span class="sourceLineNo">574</span> */<a name="line.574"></a> |
| <span class="sourceLineNo">575</span> private int count(final Table countTable, final int flushIndex, boolean concurrent)<a name="line.575"></a> |
| <span class="sourceLineNo">576</span> throws IOException {<a name="line.576"></a> |
| <span class="sourceLineNo">577</span> LOG.info("Taking out counting scan");<a name="line.577"></a> |
| <span class="sourceLineNo">578</span> Scan scan = new Scan();<a name="line.578"></a> |
| <span class="sourceLineNo">579</span> for (byte [] qualifier: EXPLICIT_COLS) {<a name="line.579"></a> |
| <span class="sourceLineNo">580</span> scan.addColumn(HConstants.CATALOG_FAMILY, qualifier);<a name="line.580"></a> |
| <span class="sourceLineNo">581</span> }<a name="line.581"></a> |
| <span class="sourceLineNo">582</span> ResultScanner s = countTable.getScanner(scan);<a name="line.582"></a> |
| <span class="sourceLineNo">583</span> int count = 0;<a name="line.583"></a> |
| <span class="sourceLineNo">584</span> boolean justFlushed = false;<a name="line.584"></a> |
| <span class="sourceLineNo">585</span> while (s.next() != null) {<a name="line.585"></a> |
| <span class="sourceLineNo">586</span> if (justFlushed) {<a name="line.586"></a> |
| <span class="sourceLineNo">587</span> LOG.info("after next() just after next flush");<a name="line.587"></a> |
| <span class="sourceLineNo">588</span> justFlushed = false;<a name="line.588"></a> |
| <span class="sourceLineNo">589</span> }<a name="line.589"></a> |
| <span class="sourceLineNo">590</span> count++;<a name="line.590"></a> |
| <span class="sourceLineNo">591</span> if (flushIndex == count) {<a name="line.591"></a> |
| <span class="sourceLineNo">592</span> LOG.info("Starting flush at flush index " + flushIndex);<a name="line.592"></a> |
| <span class="sourceLineNo">593</span> Thread t = new Thread() {<a name="line.593"></a> |
| <span class="sourceLineNo">594</span> @Override<a name="line.594"></a> |
| <span class="sourceLineNo">595</span> public void run() {<a name="line.595"></a> |
| <span class="sourceLineNo">596</span> try {<a name="line.596"></a> |
| <span class="sourceLineNo">597</span> region.flush(true);<a name="line.597"></a> |
| <span class="sourceLineNo">598</span> LOG.info("Finishing flush");<a name="line.598"></a> |
| <span class="sourceLineNo">599</span> } catch (IOException e) {<a name="line.599"></a> |
| <span class="sourceLineNo">600</span> LOG.info("Failed flush cache");<a name="line.600"></a> |
| <span class="sourceLineNo">601</span> }<a name="line.601"></a> |
| <span class="sourceLineNo">602</span> }<a name="line.602"></a> |
| <span class="sourceLineNo">603</span> };<a name="line.603"></a> |
| <span class="sourceLineNo">604</span> if (concurrent) {<a name="line.604"></a> |
| <span class="sourceLineNo">605</span> t.start(); // concurrently flush.<a name="line.605"></a> |
| <span class="sourceLineNo">606</span> } else {<a name="line.606"></a> |
| <span class="sourceLineNo">607</span> t.run(); // sync flush<a name="line.607"></a> |
| <span class="sourceLineNo">608</span> }<a name="line.608"></a> |
| <span class="sourceLineNo">609</span> LOG.info("Continuing on after kicking off background flush");<a name="line.609"></a> |
| <span class="sourceLineNo">610</span> justFlushed = true;<a name="line.610"></a> |
| <span class="sourceLineNo">611</span> }<a name="line.611"></a> |
| <span class="sourceLineNo">612</span> }<a name="line.612"></a> |
| <span class="sourceLineNo">613</span> s.close();<a name="line.613"></a> |
| <span class="sourceLineNo">614</span> LOG.info("Found " + count + " items");<a name="line.614"></a> |
| <span class="sourceLineNo">615</span> return count;<a name="line.615"></a> |
| <span class="sourceLineNo">616</span> }<a name="line.616"></a> |
| <span class="sourceLineNo">617</span>}<a name="line.617"></a> |
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| </div> |
| </body> |
| </html> |
