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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.assertNull;</span> |
| <span class="source-line-no">024</span><span id="line-24">import static org.junit.Assert.assertTrue;</span> |
| <span class="source-line-no">025</span><span id="line-25">import static org.junit.Assert.fail;</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 org.apache.hadoop.hbase.client.Delete;</span> |
| <span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.client.Put;</span> |
| <span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.client.Result;</span> |
| <span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.client.ResultScanner;</span> |
| <span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.client.Scan;</span> |
| <span class="source-line-no">036</span><span id="line-36">import org.apache.hadoop.hbase.client.Table;</span> |
| <span class="source-line-no">037</span><span id="line-37">import org.apache.hadoop.hbase.filter.ColumnPrefixFilter;</span> |
| <span class="source-line-no">038</span><span id="line-38">import org.apache.hadoop.hbase.filter.ColumnRangeFilter;</span> |
| <span class="source-line-no">039</span><span id="line-39">import org.apache.hadoop.hbase.filter.Filter;</span> |
| <span class="source-line-no">040</span><span id="line-40">import org.apache.hadoop.hbase.filter.FirstKeyOnlyFilter;</span> |
| <span class="source-line-no">041</span><span id="line-41">import org.apache.hadoop.hbase.filter.RandomRowFilter;</span> |
| <span class="source-line-no">042</span><span id="line-42">import org.apache.hadoop.hbase.testclassification.LargeTests;</span> |
| <span class="source-line-no">043</span><span id="line-43">import org.apache.hadoop.hbase.util.Bytes;</span> |
| <span class="source-line-no">044</span><span id="line-44">import org.apache.hadoop.hbase.util.ClassSize;</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.BeforeClass;</span> |
| <span class="source-line-no">048</span><span id="line-48">import org.junit.ClassRule;</span> |
| <span class="source-line-no">049</span><span id="line-49">import org.junit.Rule;</span> |
| <span class="source-line-no">050</span><span id="line-50">import org.junit.Test;</span> |
| <span class="source-line-no">051</span><span id="line-51">import org.junit.experimental.categories.Category;</span> |
| <span class="source-line-no">052</span><span id="line-52">import org.junit.rules.TestName;</span> |
| <span class="source-line-no">053</span><span id="line-53">import org.slf4j.Logger;</span> |
| <span class="source-line-no">054</span><span id="line-54">import org.slf4j.LoggerFactory;</span> |
| <span class="source-line-no">055</span><span id="line-55"></span> |
| <span class="source-line-no">056</span><span id="line-56">/**</span> |
| <span class="source-line-no">057</span><span id="line-57"> * These tests are focused on testing how partial results appear to a client. Partial results are</span> |
| <span class="source-line-no">058</span><span id="line-58"> * {@link Result}s that contain only a portion of a row's complete list of cells. Partial results</span> |
| <span class="source-line-no">059</span><span id="line-59"> * are formed when the server breaches its maximum result size when trying to service a client's RPC</span> |
| <span class="source-line-no">060</span><span id="line-60"> * request. It is the responsibility of the scanner on the client side to recognize when partial</span> |
| <span class="source-line-no">061</span><span id="line-61"> * results have been returned and to take action to form the complete results.</span> |
| <span class="source-line-no">062</span><span id="line-62"> * <p></span> |
| <span class="source-line-no">063</span><span id="line-63"> * Unless the flag {@link Scan#setAllowPartialResults(boolean)} has been set to true, the caller of</span> |
| <span class="source-line-no">064</span><span id="line-64"> * {@link ResultScanner#next()} should never see partial results.</span> |
| <span class="source-line-no">065</span><span id="line-65"> */</span> |
| <span class="source-line-no">066</span><span id="line-66">@Category(LargeTests.class)</span> |
| <span class="source-line-no">067</span><span id="line-67">public class TestPartialResultsFromClientSide {</span> |
| <span class="source-line-no">068</span><span id="line-68"></span> |
| <span class="source-line-no">069</span><span id="line-69"> @ClassRule</span> |
| <span class="source-line-no">070</span><span id="line-70"> public static final HBaseClassTestRule CLASS_RULE =</span> |
| <span class="source-line-no">071</span><span id="line-71"> HBaseClassTestRule.forClass(TestPartialResultsFromClientSide.class);</span> |
| <span class="source-line-no">072</span><span id="line-72"></span> |
| <span class="source-line-no">073</span><span id="line-73"> private static final Logger LOG = LoggerFactory.getLogger(TestPartialResultsFromClientSide.class);</span> |
| <span class="source-line-no">074</span><span id="line-74"></span> |
| <span class="source-line-no">075</span><span id="line-75"> private final static HBaseTestingUtil TEST_UTIL = new HBaseTestingUtil();</span> |
| <span class="source-line-no">076</span><span id="line-76"> private final static int MINICLUSTER_SIZE = 5;</span> |
| <span class="source-line-no">077</span><span id="line-77"> private static Table TABLE = null;</span> |
| <span class="source-line-no">078</span><span id="line-78"></span> |
| <span class="source-line-no">079</span><span id="line-79"> /**</span> |
| <span class="source-line-no">080</span><span id="line-80"> * Table configuration</span> |
| <span class="source-line-no">081</span><span id="line-81"> */</span> |
| <span class="source-line-no">082</span><span id="line-82"> private static TableName TABLE_NAME = TableName.valueOf("testTable");</span> |
| <span class="source-line-no">083</span><span id="line-83"></span> |
| <span class="source-line-no">084</span><span id="line-84"> private static int NUM_ROWS = 5;</span> |
| <span class="source-line-no">085</span><span id="line-85"> private static byte[] ROW = Bytes.toBytes("testRow");</span> |
| <span class="source-line-no">086</span><span id="line-86"> private static byte[][] ROWS = HTestConst.makeNAscii(ROW, NUM_ROWS);</span> |
| <span class="source-line-no">087</span><span id="line-87"></span> |
| <span class="source-line-no">088</span><span id="line-88"> // Should keep this value below 10 to keep generation of expected kv's simple. If above 10 then</span> |
| <span class="source-line-no">089</span><span id="line-89"> // table/row/cf1/... will be followed by table/row/cf10/... instead of table/row/cf2/... which</span> |
| <span class="source-line-no">090</span><span id="line-90"> // breaks the simple generation of expected kv's</span> |
| <span class="source-line-no">091</span><span id="line-91"> private static int NUM_FAMILIES = 10;</span> |
| <span class="source-line-no">092</span><span id="line-92"> private static byte[] FAMILY = Bytes.toBytes("testFamily");</span> |
| <span class="source-line-no">093</span><span id="line-93"> private static byte[][] FAMILIES = HTestConst.makeNAscii(FAMILY, NUM_FAMILIES);</span> |
| <span class="source-line-no">094</span><span id="line-94"></span> |
| <span class="source-line-no">095</span><span id="line-95"> private static int NUM_QUALIFIERS = 10;</span> |
| <span class="source-line-no">096</span><span id="line-96"> private static byte[] QUALIFIER = Bytes.toBytes("testQualifier");</span> |
| <span class="source-line-no">097</span><span id="line-97"> private static byte[][] QUALIFIERS = HTestConst.makeNAscii(QUALIFIER, NUM_QUALIFIERS);</span> |
| <span class="source-line-no">098</span><span id="line-98"></span> |
| <span class="source-line-no">099</span><span id="line-99"> private static int VALUE_SIZE = 1024;</span> |
| <span class="source-line-no">100</span><span id="line-100"> private static byte[] VALUE = Bytes.createMaxByteArray(VALUE_SIZE);</span> |
| <span class="source-line-no">101</span><span id="line-101"></span> |
| <span class="source-line-no">102</span><span id="line-102"> private static int NUM_COLS = NUM_FAMILIES * NUM_QUALIFIERS;</span> |
| <span class="source-line-no">103</span><span id="line-103"></span> |
| <span class="source-line-no">104</span><span id="line-104"> // Approximation of how large the heap size of cells in our table. Should be accessed through</span> |
| <span class="source-line-no">105</span><span id="line-105"> // getCellHeapSize().</span> |
| <span class="source-line-no">106</span><span id="line-106"> private static long CELL_HEAP_SIZE = -1;</span> |
| <span class="source-line-no">107</span><span id="line-107"></span> |
| <span class="source-line-no">108</span><span id="line-108"> private static long timeout = 10000;</span> |
| <span class="source-line-no">109</span><span id="line-109"></span> |
| <span class="source-line-no">110</span><span id="line-110"> @Rule</span> |
| <span class="source-line-no">111</span><span id="line-111"> public TestName name = new TestName();</span> |
| <span class="source-line-no">112</span><span id="line-112"></span> |
| <span class="source-line-no">113</span><span id="line-113"> @BeforeClass</span> |
| <span class="source-line-no">114</span><span id="line-114"> public static void setUpBeforeClass() throws Exception {</span> |
| <span class="source-line-no">115</span><span id="line-115"> TEST_UTIL.getConfiguration().setLong(HConstants.HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD, timeout);</span> |
| <span class="source-line-no">116</span><span id="line-116"> TEST_UTIL.startMiniCluster(MINICLUSTER_SIZE);</span> |
| <span class="source-line-no">117</span><span id="line-117"> TEST_UTIL.getAdmin().balancerSwitch(false, true);</span> |
| <span class="source-line-no">118</span><span id="line-118"> TABLE = createTestTable(TABLE_NAME, ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">119</span><span id="line-119"> }</span> |
| <span class="source-line-no">120</span><span id="line-120"></span> |
| <span class="source-line-no">121</span><span id="line-121"> static Table createTestTable(TableName name, byte[][] rows, byte[][] families,</span> |
| <span class="source-line-no">122</span><span id="line-122"> byte[][] qualifiers, byte[] cellValue) throws IOException {</span> |
| <span class="source-line-no">123</span><span id="line-123"> Table ht = TEST_UTIL.createTable(name, families);</span> |
| <span class="source-line-no">124</span><span id="line-124"> List<Put> puts = createPuts(rows, families, qualifiers, cellValue);</span> |
| <span class="source-line-no">125</span><span id="line-125"> ht.put(puts);</span> |
| <span class="source-line-no">126</span><span id="line-126"></span> |
| <span class="source-line-no">127</span><span id="line-127"> return ht;</span> |
| <span class="source-line-no">128</span><span id="line-128"> }</span> |
| <span class="source-line-no">129</span><span id="line-129"></span> |
| <span class="source-line-no">130</span><span id="line-130"> @AfterClass</span> |
| <span class="source-line-no">131</span><span id="line-131"> public static void tearDownAfterClass() throws Exception {</span> |
| <span class="source-line-no">132</span><span id="line-132"> TEST_UTIL.shutdownMiniCluster();</span> |
| <span class="source-line-no">133</span><span id="line-133"> }</span> |
| <span class="source-line-no">134</span><span id="line-134"></span> |
| <span class="source-line-no">135</span><span id="line-135"> /**</span> |
| <span class="source-line-no">136</span><span id="line-136"> * Ensure that the expected key values appear in a result returned from a scanner that is</span> |
| <span class="source-line-no">137</span><span id="line-137"> * combining partial results into complete results</span> |
| <span class="source-line-no">138</span><span id="line-138"> */</span> |
| <span class="source-line-no">139</span><span id="line-139"> @Test</span> |
| <span class="source-line-no">140</span><span id="line-140"> public void testExpectedValuesOfPartialResults() throws Exception {</span> |
| <span class="source-line-no">141</span><span id="line-141"> testExpectedValuesOfPartialResults(false);</span> |
| <span class="source-line-no">142</span><span id="line-142"> testExpectedValuesOfPartialResults(true);</span> |
| <span class="source-line-no">143</span><span id="line-143"> }</span> |
| <span class="source-line-no">144</span><span id="line-144"></span> |
| <span class="source-line-no">145</span><span id="line-145"> public void testExpectedValuesOfPartialResults(boolean reversed) throws Exception {</span> |
| <span class="source-line-no">146</span><span id="line-146"> Scan partialScan = new Scan();</span> |
| <span class="source-line-no">147</span><span id="line-147"> partialScan.readAllVersions();</span> |
| <span class="source-line-no">148</span><span id="line-148"> // Max result size of 1 ensures that each RPC request will return a single cell. The scanner</span> |
| <span class="source-line-no">149</span><span id="line-149"> // will need to reconstruct the results into a complete result before returning to the caller</span> |
| <span class="source-line-no">150</span><span id="line-150"> partialScan.setMaxResultSize(1);</span> |
| <span class="source-line-no">151</span><span id="line-151"> partialScan.setReversed(reversed);</span> |
| <span class="source-line-no">152</span><span id="line-152"> ResultScanner partialScanner = TABLE.getScanner(partialScan);</span> |
| <span class="source-line-no">153</span><span id="line-153"></span> |
| <span class="source-line-no">154</span><span id="line-154"> final int startRow = reversed ? ROWS.length - 1 : 0;</span> |
| <span class="source-line-no">155</span><span id="line-155"> final int endRow = reversed ? -1 : ROWS.length;</span> |
| <span class="source-line-no">156</span><span id="line-156"> final int loopDelta = reversed ? -1 : 1;</span> |
| <span class="source-line-no">157</span><span id="line-157"> String message;</span> |
| <span class="source-line-no">158</span><span id="line-158"></span> |
| <span class="source-line-no">159</span><span id="line-159"> for (int row = startRow; row != endRow; row = row + loopDelta) {</span> |
| <span class="source-line-no">160</span><span id="line-160"> message = "Ensuring the expected keyValues are present for row " + row;</span> |
| <span class="source-line-no">161</span><span id="line-161"> List<Cell> expectedKeyValues = createKeyValuesForRow(ROWS[row], FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">162</span><span id="line-162"> Result result = partialScanner.next();</span> |
| <span class="source-line-no">163</span><span id="line-163"> assertFalse(result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">164</span><span id="line-164"> verifyResult(result, expectedKeyValues, message);</span> |
| <span class="source-line-no">165</span><span id="line-165"> }</span> |
| <span class="source-line-no">166</span><span id="line-166"></span> |
| <span class="source-line-no">167</span><span id="line-167"> partialScanner.close();</span> |
| <span class="source-line-no">168</span><span id="line-168"> }</span> |
| <span class="source-line-no">169</span><span id="line-169"></span> |
| <span class="source-line-no">170</span><span id="line-170"> /**</span> |
| <span class="source-line-no">171</span><span id="line-171"> * Ensure that we only see Results marked as partial when the allowPartial flag is set</span> |
| <span class="source-line-no">172</span><span id="line-172"> */</span> |
| <span class="source-line-no">173</span><span id="line-173"> @Test</span> |
| <span class="source-line-no">174</span><span id="line-174"> public void testAllowPartialResults() throws Exception {</span> |
| <span class="source-line-no">175</span><span id="line-175"> Scan scan = new Scan();</span> |
| <span class="source-line-no">176</span><span id="line-176"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">177</span><span id="line-177"> scan.setMaxResultSize(1);</span> |
| <span class="source-line-no">178</span><span id="line-178"> ResultScanner scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">179</span><span id="line-179"> Result result = scanner.next();</span> |
| <span class="source-line-no">180</span><span id="line-180"></span> |
| <span class="source-line-no">181</span><span id="line-181"> assertTrue(result != null);</span> |
| <span class="source-line-no">182</span><span id="line-182"> assertTrue(result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">183</span><span id="line-183"> assertTrue(result.rawCells() != null);</span> |
| <span class="source-line-no">184</span><span id="line-184"> assertTrue(result.rawCells().length == 1);</span> |
| <span class="source-line-no">185</span><span id="line-185"></span> |
| <span class="source-line-no">186</span><span id="line-186"> scanner.close();</span> |
| <span class="source-line-no">187</span><span id="line-187"></span> |
| <span class="source-line-no">188</span><span id="line-188"> scan.setAllowPartialResults(false);</span> |
| <span class="source-line-no">189</span><span id="line-189"> scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">190</span><span id="line-190"> result = scanner.next();</span> |
| <span class="source-line-no">191</span><span id="line-191"></span> |
| <span class="source-line-no">192</span><span id="line-192"> assertTrue(result != null);</span> |
| <span class="source-line-no">193</span><span id="line-193"> assertTrue(!result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">194</span><span id="line-194"> assertTrue(result.rawCells() != null);</span> |
| <span class="source-line-no">195</span><span id="line-195"> assertTrue(result.rawCells().length == NUM_COLS);</span> |
| <span class="source-line-no">196</span><span id="line-196"></span> |
| <span class="source-line-no">197</span><span id="line-197"> scanner.close();</span> |
| <span class="source-line-no">198</span><span id="line-198"> }</span> |
| <span class="source-line-no">199</span><span id="line-199"></span> |
| <span class="source-line-no">200</span><span id="line-200"> /**</span> |
| <span class="source-line-no">201</span><span id="line-201"> * Ensure that the results returned from a scanner that retrieves all results in a single RPC call</span> |
| <span class="source-line-no">202</span><span id="line-202"> * matches the results that are returned from a scanner that must incrementally combine partial</span> |
| <span class="source-line-no">203</span><span id="line-203"> * results into complete results. A variety of scan configurations can be tested</span> |
| <span class="source-line-no">204</span><span id="line-204"> */</span> |
| <span class="source-line-no">205</span><span id="line-205"> @Test</span> |
| <span class="source-line-no">206</span><span id="line-206"> public void testEquivalenceOfScanResults() throws Exception {</span> |
| <span class="source-line-no">207</span><span id="line-207"> Scan oneShotScan = new Scan();</span> |
| <span class="source-line-no">208</span><span id="line-208"> oneShotScan.setMaxResultSize(Long.MAX_VALUE);</span> |
| <span class="source-line-no">209</span><span id="line-209"></span> |
| <span class="source-line-no">210</span><span id="line-210"> Scan partialScan = new Scan(oneShotScan);</span> |
| <span class="source-line-no">211</span><span id="line-211"> partialScan.setMaxResultSize(1);</span> |
| <span class="source-line-no">212</span><span id="line-212"></span> |
| <span class="source-line-no">213</span><span id="line-213"> testEquivalenceOfScanResults(TABLE, oneShotScan, partialScan);</span> |
| <span class="source-line-no">214</span><span id="line-214"> }</span> |
| <span class="source-line-no">215</span><span id="line-215"></span> |
| <span class="source-line-no">216</span><span id="line-216"> public void testEquivalenceOfScanResults(Table table, Scan scan1, Scan scan2) throws Exception {</span> |
| <span class="source-line-no">217</span><span id="line-217"> ResultScanner scanner1 = table.getScanner(scan1);</span> |
| <span class="source-line-no">218</span><span id="line-218"> ResultScanner scanner2 = table.getScanner(scan2);</span> |
| <span class="source-line-no">219</span><span id="line-219"></span> |
| <span class="source-line-no">220</span><span id="line-220"> Result r1 = null;</span> |
| <span class="source-line-no">221</span><span id="line-221"> Result r2 = null;</span> |
| <span class="source-line-no">222</span><span id="line-222"> int count = 0;</span> |
| <span class="source-line-no">223</span><span id="line-223"></span> |
| <span class="source-line-no">224</span><span id="line-224"> while ((r1 = scanner1.next()) != null) {</span> |
| <span class="source-line-no">225</span><span id="line-225"> r2 = scanner2.next();</span> |
| <span class="source-line-no">226</span><span id="line-226"></span> |
| <span class="source-line-no">227</span><span id="line-227"> assertTrue(r2 != null);</span> |
| <span class="source-line-no">228</span><span id="line-228"> compareResults(r1, r2, "Comparing result #" + count);</span> |
| <span class="source-line-no">229</span><span id="line-229"> count++;</span> |
| <span class="source-line-no">230</span><span id="line-230"> }</span> |
| <span class="source-line-no">231</span><span id="line-231"></span> |
| <span class="source-line-no">232</span><span id="line-232"> r2 = scanner2.next();</span> |
| <span class="source-line-no">233</span><span id="line-233"> assertTrue("r2: " + r2 + " Should be null", r2 == null);</span> |
| <span class="source-line-no">234</span><span id="line-234"></span> |
| <span class="source-line-no">235</span><span id="line-235"> scanner1.close();</span> |
| <span class="source-line-no">236</span><span id="line-236"> scanner2.close();</span> |
| <span class="source-line-no">237</span><span id="line-237"> }</span> |
| <span class="source-line-no">238</span><span id="line-238"></span> |
| <span class="source-line-no">239</span><span id="line-239"> /**</span> |
| <span class="source-line-no">240</span><span id="line-240"> * Order of cells in partial results matches the ordering of cells from complete results</span> |
| <span class="source-line-no">241</span><span id="line-241"> */</span> |
| <span class="source-line-no">242</span><span id="line-242"> @Test</span> |
| <span class="source-line-no">243</span><span id="line-243"> public void testOrderingOfCellsInPartialResults() throws Exception {</span> |
| <span class="source-line-no">244</span><span id="line-244"> Scan scan = new Scan();</span> |
| <span class="source-line-no">245</span><span id="line-245"></span> |
| <span class="source-line-no">246</span><span id="line-246"> for (int col = 1; col <= NUM_COLS; col++) {</span> |
| <span class="source-line-no">247</span><span id="line-247"> scan.setMaxResultSize(getResultSizeForNumberOfCells(col));</span> |
| <span class="source-line-no">248</span><span id="line-248"> testOrderingOfCellsInPartialResults(scan);</span> |
| <span class="source-line-no">249</span><span id="line-249"></span> |
| <span class="source-line-no">250</span><span id="line-250"> // Test again with a reversed scanner</span> |
| <span class="source-line-no">251</span><span id="line-251"> scan.setReversed(true);</span> |
| <span class="source-line-no">252</span><span id="line-252"> testOrderingOfCellsInPartialResults(scan);</span> |
| <span class="source-line-no">253</span><span id="line-253"> }</span> |
| <span class="source-line-no">254</span><span id="line-254"> }</span> |
| <span class="source-line-no">255</span><span id="line-255"></span> |
| <span class="source-line-no">256</span><span id="line-256"> public void testOrderingOfCellsInPartialResults(final Scan basePartialScan) throws Exception {</span> |
| <span class="source-line-no">257</span><span id="line-257"> // Scan that retrieves results in pieces (partials). By setting allowPartialResults to be true</span> |
| <span class="source-line-no">258</span><span id="line-258"> // the results will NOT be reconstructed and instead the caller will see the partial results</span> |
| <span class="source-line-no">259</span><span id="line-259"> // returned by the server</span> |
| <span class="source-line-no">260</span><span id="line-260"> Scan partialScan = new Scan(basePartialScan);</span> |
| <span class="source-line-no">261</span><span id="line-261"> partialScan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">262</span><span id="line-262"> ResultScanner partialScanner = TABLE.getScanner(partialScan);</span> |
| <span class="source-line-no">263</span><span id="line-263"></span> |
| <span class="source-line-no">264</span><span id="line-264"> // Scan that retrieves all table results in single RPC request</span> |
| <span class="source-line-no">265</span><span id="line-265"> Scan oneShotScan = new Scan(basePartialScan);</span> |
| <span class="source-line-no">266</span><span id="line-266"> oneShotScan.setMaxResultSize(Long.MAX_VALUE);</span> |
| <span class="source-line-no">267</span><span id="line-267"> oneShotScan.setCaching(ROWS.length);</span> |
| <span class="source-line-no">268</span><span id="line-268"> ResultScanner oneShotScanner = TABLE.getScanner(oneShotScan);</span> |
| <span class="source-line-no">269</span><span id="line-269"></span> |
| <span class="source-line-no">270</span><span id="line-270"> Result oneShotResult = oneShotScanner.next();</span> |
| <span class="source-line-no">271</span><span id="line-271"> Result partialResult = null;</span> |
| <span class="source-line-no">272</span><span id="line-272"> int iterationCount = 0;</span> |
| <span class="source-line-no">273</span><span id="line-273"></span> |
| <span class="source-line-no">274</span><span id="line-274"> while (oneShotResult != null && oneShotResult.rawCells() != null) {</span> |
| <span class="source-line-no">275</span><span id="line-275"> List<Cell> aggregatePartialCells = new ArrayList<>();</span> |
| <span class="source-line-no">276</span><span id="line-276"> do {</span> |
| <span class="source-line-no">277</span><span id="line-277"> partialResult = partialScanner.next();</span> |
| <span class="source-line-no">278</span><span id="line-278"> assertTrue("Partial Result is null. iteration: " + iterationCount, partialResult != null);</span> |
| <span class="source-line-no">279</span><span id="line-279"> assertTrue("Partial cells are null. iteration: " + iterationCount,</span> |
| <span class="source-line-no">280</span><span id="line-280"> partialResult.rawCells() != null);</span> |
| <span class="source-line-no">281</span><span id="line-281"></span> |
| <span class="source-line-no">282</span><span id="line-282"> for (Cell c : partialResult.rawCells()) {</span> |
| <span class="source-line-no">283</span><span id="line-283"> aggregatePartialCells.add(c);</span> |
| <span class="source-line-no">284</span><span id="line-284"> }</span> |
| <span class="source-line-no">285</span><span id="line-285"> } while (partialResult.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">286</span><span id="line-286"></span> |
| <span class="source-line-no">287</span><span id="line-287"> assertTrue("Number of cells differs. iteration: " + iterationCount,</span> |
| <span class="source-line-no">288</span><span id="line-288"> oneShotResult.rawCells().length == aggregatePartialCells.size());</span> |
| <span class="source-line-no">289</span><span id="line-289"> final Cell[] oneShotCells = oneShotResult.rawCells();</span> |
| <span class="source-line-no">290</span><span id="line-290"> for (int cell = 0; cell < oneShotCells.length; cell++) {</span> |
| <span class="source-line-no">291</span><span id="line-291"> Cell oneShotCell = oneShotCells[cell];</span> |
| <span class="source-line-no">292</span><span id="line-292"> Cell partialCell = aggregatePartialCells.get(cell);</span> |
| <span class="source-line-no">293</span><span id="line-293"></span> |
| <span class="source-line-no">294</span><span id="line-294"> assertTrue("One shot cell was null", oneShotCell != null);</span> |
| <span class="source-line-no">295</span><span id="line-295"> assertTrue("Partial cell was null", partialCell != null);</span> |
| <span class="source-line-no">296</span><span id="line-296"> assertTrue("Cell differs. oneShotCell:" + oneShotCell + " partialCell:" + partialCell,</span> |
| <span class="source-line-no">297</span><span id="line-297"> oneShotCell.equals(partialCell));</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"> oneShotResult = oneShotScanner.next();</span> |
| <span class="source-line-no">301</span><span id="line-301"> iterationCount++;</span> |
| <span class="source-line-no">302</span><span id="line-302"> }</span> |
| <span class="source-line-no">303</span><span id="line-303"></span> |
| <span class="source-line-no">304</span><span id="line-304"> assertTrue(partialScanner.next() == null);</span> |
| <span class="source-line-no">305</span><span id="line-305"></span> |
| <span class="source-line-no">306</span><span id="line-306"> partialScanner.close();</span> |
| <span class="source-line-no">307</span><span id="line-307"> oneShotScanner.close();</span> |
| <span class="source-line-no">308</span><span id="line-308"> }</span> |
| <span class="source-line-no">309</span><span id="line-309"></span> |
| <span class="source-line-no">310</span><span id="line-310"> /**</span> |
| <span class="source-line-no">311</span><span id="line-311"> * Setting the max result size allows us to control how many cells we expect to see on each call</span> |
| <span class="source-line-no">312</span><span id="line-312"> * to next on the scanner. Test a variety of different sizes for correctness</span> |
| <span class="source-line-no">313</span><span id="line-313"> */</span> |
| <span class="source-line-no">314</span><span id="line-314"> @Test</span> |
| <span class="source-line-no">315</span><span id="line-315"> public void testExpectedNumberOfCellsPerPartialResult() throws Exception {</span> |
| <span class="source-line-no">316</span><span id="line-316"> Scan scan = new Scan();</span> |
| <span class="source-line-no">317</span><span id="line-317"> testExpectedNumberOfCellsPerPartialResult(scan);</span> |
| <span class="source-line-no">318</span><span id="line-318"></span> |
| <span class="source-line-no">319</span><span id="line-319"> scan.setReversed(true);</span> |
| <span class="source-line-no">320</span><span id="line-320"> testExpectedNumberOfCellsPerPartialResult(scan);</span> |
| <span class="source-line-no">321</span><span id="line-321"> }</span> |
| <span class="source-line-no">322</span><span id="line-322"></span> |
| <span class="source-line-no">323</span><span id="line-323"> public void testExpectedNumberOfCellsPerPartialResult(Scan baseScan) throws Exception {</span> |
| <span class="source-line-no">324</span><span id="line-324"> for (int expectedCells = 1; expectedCells <= NUM_COLS; expectedCells++) {</span> |
| <span class="source-line-no">325</span><span id="line-325"> testExpectedNumberOfCellsPerPartialResult(baseScan, expectedCells);</span> |
| <span class="source-line-no">326</span><span id="line-326"> }</span> |
| <span class="source-line-no">327</span><span id="line-327"> }</span> |
| <span class="source-line-no">328</span><span id="line-328"></span> |
| <span class="source-line-no">329</span><span id="line-329"> public void testExpectedNumberOfCellsPerPartialResult(Scan baseScan, int expectedNumberOfCells)</span> |
| <span class="source-line-no">330</span><span id="line-330"> throws Exception {</span> |
| <span class="source-line-no">331</span><span id="line-331"></span> |
| <span class="source-line-no">332</span><span id="line-332"> if (LOG.isInfoEnabled()) LOG.info("groupSize:" + expectedNumberOfCells);</span> |
| <span class="source-line-no">333</span><span id="line-333"></span> |
| <span class="source-line-no">334</span><span id="line-334"> // Use the cellHeapSize to set maxResultSize such that we know how many cells to expect back</span> |
| <span class="source-line-no">335</span><span id="line-335"> // from the call. The returned results should NOT exceed expectedNumberOfCells but may be less</span> |
| <span class="source-line-no">336</span><span id="line-336"> // than it in cases where expectedNumberOfCells is not an exact multiple of the number of</span> |
| <span class="source-line-no">337</span><span id="line-337"> // columns in the table.</span> |
| <span class="source-line-no">338</span><span id="line-338"> Scan scan = new Scan(baseScan);</span> |
| <span class="source-line-no">339</span><span id="line-339"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">340</span><span id="line-340"> scan.setMaxResultSize(getResultSizeForNumberOfCells(expectedNumberOfCells));</span> |
| <span class="source-line-no">341</span><span id="line-341"></span> |
| <span class="source-line-no">342</span><span id="line-342"> ResultScanner scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">343</span><span id="line-343"> Result result = null;</span> |
| <span class="source-line-no">344</span><span id="line-344"> byte[] prevRow = null;</span> |
| <span class="source-line-no">345</span><span id="line-345"> while ((result = scanner.next()) != null) {</span> |
| <span class="source-line-no">346</span><span id="line-346"> assertTrue(result.rawCells() != null);</span> |
| <span class="source-line-no">347</span><span id="line-347"></span> |
| <span class="source-line-no">348</span><span id="line-348"> // Cases when cell count won't equal expectedNumberOfCells:</span> |
| <span class="source-line-no">349</span><span id="line-349"> // 1. Returned result is the final result needed to form the complete result for that row</span> |
| <span class="source-line-no">350</span><span id="line-350"> // 2. It is the first result we have seen for that row and thus may have been fetched as</span> |
| <span class="source-line-no">351</span><span id="line-351"> // the last group of cells that fit inside the maxResultSize</span> |
| <span class="source-line-no">352</span><span id="line-352"> assertTrue("Result's cell count differed from expected number. result: " + result,</span> |
| <span class="source-line-no">353</span><span id="line-353"> result.rawCells().length == expectedNumberOfCells || !result.mayHaveMoreCellsInRow()</span> |
| <span class="source-line-no">354</span><span id="line-354"> || !Bytes.equals(prevRow, result.getRow()));</span> |
| <span class="source-line-no">355</span><span id="line-355"> prevRow = result.getRow();</span> |
| <span class="source-line-no">356</span><span id="line-356"> }</span> |
| <span class="source-line-no">357</span><span id="line-357"></span> |
| <span class="source-line-no">358</span><span id="line-358"> scanner.close();</span> |
| <span class="source-line-no">359</span><span id="line-359"> }</span> |
| <span class="source-line-no">360</span><span id="line-360"></span> |
| <span class="source-line-no">361</span><span id="line-361"> /**</span> |
| <span class="source-line-no">362</span><span id="line-362"> * @return The approximate heap size of a cell in the test table. All cells should have</span> |
| <span class="source-line-no">363</span><span id="line-363"> * approximately the same heap size, so the value is cached to avoid repeating the</span> |
| <span class="source-line-no">364</span><span id="line-364"> * calculation</span> |
| <span class="source-line-no">365</span><span id="line-365"> */</span> |
| <span class="source-line-no">366</span><span id="line-366"> private long getCellHeapSize() throws Exception {</span> |
| <span class="source-line-no">367</span><span id="line-367"> if (CELL_HEAP_SIZE == -1) {</span> |
| <span class="source-line-no">368</span><span id="line-368"> // Do a partial scan that will return a single result with a single cell</span> |
| <span class="source-line-no">369</span><span id="line-369"> Scan scan = new Scan();</span> |
| <span class="source-line-no">370</span><span id="line-370"> scan.setMaxResultSize(2);</span> |
| <span class="source-line-no">371</span><span id="line-371"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">372</span><span id="line-372"> ResultScanner scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">373</span><span id="line-373"></span> |
| <span class="source-line-no">374</span><span id="line-374"> Result result = scanner.next();</span> |
| <span class="source-line-no">375</span><span id="line-375"></span> |
| <span class="source-line-no">376</span><span id="line-376"> assertTrue(result != null);</span> |
| <span class="source-line-no">377</span><span id="line-377"> assertTrue(result.rawCells() != null);</span> |
| <span class="source-line-no">378</span><span id="line-378"> assertTrue(result.rawCells().length == 1);</span> |
| <span class="source-line-no">379</span><span id="line-379"></span> |
| <span class="source-line-no">380</span><span id="line-380"> // Estimate the cell heap size. One difference is that on server side, the KV Heap size is</span> |
| <span class="source-line-no">381</span><span id="line-381"> // estimated differently in case the cell is backed up by MSLAB byte[] (no overhead for</span> |
| <span class="source-line-no">382</span><span id="line-382"> // backing array). Thus below calculation is a bit brittle.</span> |
| <span class="source-line-no">383</span><span id="line-383"> CELL_HEAP_SIZE = result.rawCells()[0].heapSize() - (ClassSize.ARRAY + 3);</span> |
| <span class="source-line-no">384</span><span id="line-384"> if (LOG.isInfoEnabled()) LOG.info("Cell heap size: " + CELL_HEAP_SIZE);</span> |
| <span class="source-line-no">385</span><span id="line-385"> scanner.close();</span> |
| <span class="source-line-no">386</span><span id="line-386"> }</span> |
| <span class="source-line-no">387</span><span id="line-387"></span> |
| <span class="source-line-no">388</span><span id="line-388"> return CELL_HEAP_SIZE;</span> |
| <span class="source-line-no">389</span><span id="line-389"> }</span> |
| <span class="source-line-no">390</span><span id="line-390"></span> |
| <span class="source-line-no">391</span><span id="line-391"> /**</span> |
| <span class="source-line-no">392</span><span id="line-392"> * @return the result size that should be used in {@link Scan#setMaxResultSize(long)} if you want</span> |
| <span class="source-line-no">393</span><span id="line-393"> * the server to return exactly numberOfCells cells</span> |
| <span class="source-line-no">394</span><span id="line-394"> */</span> |
| <span class="source-line-no">395</span><span id="line-395"> private long getResultSizeForNumberOfCells(int numberOfCells) throws Exception {</span> |
| <span class="source-line-no">396</span><span id="line-396"> return getCellHeapSize() * numberOfCells;</span> |
| <span class="source-line-no">397</span><span id="line-397"> }</span> |
| <span class="source-line-no">398</span><span id="line-398"></span> |
| <span class="source-line-no">399</span><span id="line-399"> /**</span> |
| <span class="source-line-no">400</span><span id="line-400"> * Test various combinations of batching and partial results for correctness</span> |
| <span class="source-line-no">401</span><span id="line-401"> */</span> |
| <span class="source-line-no">402</span><span id="line-402"> @Test</span> |
| <span class="source-line-no">403</span><span id="line-403"> public void testPartialResultsAndBatch() throws Exception {</span> |
| <span class="source-line-no">404</span><span id="line-404"> for (int batch = 1; batch <= NUM_COLS / 4; batch++) {</span> |
| <span class="source-line-no">405</span><span id="line-405"> for (int cellsPerPartial = 1; cellsPerPartial <= NUM_COLS / 4; cellsPerPartial++) {</span> |
| <span class="source-line-no">406</span><span id="line-406"> testPartialResultsAndBatch(batch, cellsPerPartial);</span> |
| <span class="source-line-no">407</span><span id="line-407"> }</span> |
| <span class="source-line-no">408</span><span id="line-408"> }</span> |
| <span class="source-line-no">409</span><span id="line-409"> }</span> |
| <span class="source-line-no">410</span><span id="line-410"></span> |
| <span class="source-line-no">411</span><span id="line-411"> public void testPartialResultsAndBatch(final int batch, final int cellsPerPartialResult)</span> |
| <span class="source-line-no">412</span><span id="line-412"> throws Exception {</span> |
| <span class="source-line-no">413</span><span id="line-413"> if (LOG.isInfoEnabled()) {</span> |
| <span class="source-line-no">414</span><span id="line-414"> LOG.info("batch: " + batch + " cellsPerPartialResult: " + cellsPerPartialResult);</span> |
| <span class="source-line-no">415</span><span id="line-415"> }</span> |
| <span class="source-line-no">416</span><span id="line-416"></span> |
| <span class="source-line-no">417</span><span id="line-417"> Scan scan = new Scan();</span> |
| <span class="source-line-no">418</span><span id="line-418"> scan.setMaxResultSize(getResultSizeForNumberOfCells(cellsPerPartialResult));</span> |
| <span class="source-line-no">419</span><span id="line-419"> scan.setBatch(batch);</span> |
| <span class="source-line-no">420</span><span id="line-420"> ResultScanner scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">421</span><span id="line-421"> Result result = scanner.next();</span> |
| <span class="source-line-no">422</span><span id="line-422"> int repCount = 0;</span> |
| <span class="source-line-no">423</span><span id="line-423"></span> |
| <span class="source-line-no">424</span><span id="line-424"> while ((result = scanner.next()) != null) {</span> |
| <span class="source-line-no">425</span><span id="line-425"> assertTrue(result.rawCells() != null);</span> |
| <span class="source-line-no">426</span><span id="line-426"></span> |
| <span class="source-line-no">427</span><span id="line-427"> if (result.mayHaveMoreCellsInRow()) {</span> |
| <span class="source-line-no">428</span><span id="line-428"> final String error = "Cells:" + result.rawCells().length + " Batch size:" + batch</span> |
| <span class="source-line-no">429</span><span id="line-429"> + " cellsPerPartialResult:" + cellsPerPartialResult + " rep:" + repCount;</span> |
| <span class="source-line-no">430</span><span id="line-430"> assertTrue(error, result.rawCells().length == batch);</span> |
| <span class="source-line-no">431</span><span id="line-431"> } else {</span> |
| <span class="source-line-no">432</span><span id="line-432"> assertTrue(result.rawCells().length <= batch);</span> |
| <span class="source-line-no">433</span><span id="line-433"> }</span> |
| <span class="source-line-no">434</span><span id="line-434"> repCount++;</span> |
| <span class="source-line-no">435</span><span id="line-435"> }</span> |
| <span class="source-line-no">436</span><span id="line-436"></span> |
| <span class="source-line-no">437</span><span id="line-437"> scanner.close();</span> |
| <span class="source-line-no">438</span><span id="line-438"> }</span> |
| <span class="source-line-no">439</span><span id="line-439"></span> |
| <span class="source-line-no">440</span><span id="line-440"> /**</span> |
| <span class="source-line-no">441</span><span id="line-441"> * Test the method {@link Result#createCompleteResult(Iterable)}</span> |
| <span class="source-line-no">442</span><span id="line-442"> */</span> |
| <span class="source-line-no">443</span><span id="line-443"> @Test</span> |
| <span class="source-line-no">444</span><span id="line-444"> public void testPartialResultsReassembly() throws Exception {</span> |
| <span class="source-line-no">445</span><span id="line-445"> Scan scan = new Scan();</span> |
| <span class="source-line-no">446</span><span id="line-446"> testPartialResultsReassembly(scan);</span> |
| <span class="source-line-no">447</span><span id="line-447"> scan.setReversed(true);</span> |
| <span class="source-line-no">448</span><span id="line-448"> testPartialResultsReassembly(scan);</span> |
| <span class="source-line-no">449</span><span id="line-449"> }</span> |
| <span class="source-line-no">450</span><span id="line-450"></span> |
| <span class="source-line-no">451</span><span id="line-451"> public void testPartialResultsReassembly(Scan scanBase) throws Exception {</span> |
| <span class="source-line-no">452</span><span id="line-452"> Scan partialScan = new Scan(scanBase);</span> |
| <span class="source-line-no">453</span><span id="line-453"> partialScan.setMaxResultSize(1);</span> |
| <span class="source-line-no">454</span><span id="line-454"> partialScan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">455</span><span id="line-455"> ResultScanner partialScanner = TABLE.getScanner(partialScan);</span> |
| <span class="source-line-no">456</span><span id="line-456"></span> |
| <span class="source-line-no">457</span><span id="line-457"> Scan oneShotScan = new Scan(scanBase);</span> |
| <span class="source-line-no">458</span><span id="line-458"> oneShotScan.setMaxResultSize(Long.MAX_VALUE);</span> |
| <span class="source-line-no">459</span><span id="line-459"> ResultScanner oneShotScanner = TABLE.getScanner(oneShotScan);</span> |
| <span class="source-line-no">460</span><span id="line-460"></span> |
| <span class="source-line-no">461</span><span id="line-461"> ArrayList<Result> partials = new ArrayList<>();</span> |
| <span class="source-line-no">462</span><span id="line-462"> for (int i = 0; i < NUM_ROWS; i++) {</span> |
| <span class="source-line-no">463</span><span id="line-463"> Result partialResult = null;</span> |
| <span class="source-line-no">464</span><span id="line-464"> Result completeResult = null;</span> |
| <span class="source-line-no">465</span><span id="line-465"> Result oneShotResult = null;</span> |
| <span class="source-line-no">466</span><span id="line-466"> partials.clear();</span> |
| <span class="source-line-no">467</span><span id="line-467"></span> |
| <span class="source-line-no">468</span><span id="line-468"> do {</span> |
| <span class="source-line-no">469</span><span id="line-469"> partialResult = partialScanner.next();</span> |
| <span class="source-line-no">470</span><span id="line-470"> partials.add(partialResult);</span> |
| <span class="source-line-no">471</span><span id="line-471"> } while (partialResult != null && partialResult.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">472</span><span id="line-472"></span> |
| <span class="source-line-no">473</span><span id="line-473"> completeResult = Result.createCompleteResult(partials);</span> |
| <span class="source-line-no">474</span><span id="line-474"> oneShotResult = oneShotScanner.next();</span> |
| <span class="source-line-no">475</span><span id="line-475"></span> |
| <span class="source-line-no">476</span><span id="line-476"> compareResults(completeResult, oneShotResult, null);</span> |
| <span class="source-line-no">477</span><span id="line-477"> }</span> |
| <span class="source-line-no">478</span><span id="line-478"></span> |
| <span class="source-line-no">479</span><span id="line-479"> assertTrue(oneShotScanner.next() == null);</span> |
| <span class="source-line-no">480</span><span id="line-480"> assertTrue(partialScanner.next() == null);</span> |
| <span class="source-line-no">481</span><span id="line-481"></span> |
| <span class="source-line-no">482</span><span id="line-482"> oneShotScanner.close();</span> |
| <span class="source-line-no">483</span><span id="line-483"> partialScanner.close();</span> |
| <span class="source-line-no">484</span><span id="line-484"> }</span> |
| <span class="source-line-no">485</span><span id="line-485"></span> |
| <span class="source-line-no">486</span><span id="line-486"> /**</span> |
| <span class="source-line-no">487</span><span id="line-487"> * When reconstructing the complete result from its partials we ensure that the row of each</span> |
| <span class="source-line-no">488</span><span id="line-488"> * partial result is the same. If one of the rows differs, an exception is thrown.</span> |
| <span class="source-line-no">489</span><span id="line-489"> */</span> |
| <span class="source-line-no">490</span><span id="line-490"> @Test</span> |
| <span class="source-line-no">491</span><span id="line-491"> public void testExceptionThrownOnMismatchedPartialResults() throws IOException {</span> |
| <span class="source-line-no">492</span><span id="line-492"> assertTrue(NUM_ROWS >= 2);</span> |
| <span class="source-line-no">493</span><span id="line-493"></span> |
| <span class="source-line-no">494</span><span id="line-494"> ArrayList<Result> partials = new ArrayList<>();</span> |
| <span class="source-line-no">495</span><span id="line-495"> Scan scan = new Scan();</span> |
| <span class="source-line-no">496</span><span id="line-496"> scan.setMaxResultSize(Long.MAX_VALUE);</span> |
| <span class="source-line-no">497</span><span id="line-497"> ResultScanner scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">498</span><span id="line-498"> Result r1 = scanner.next();</span> |
| <span class="source-line-no">499</span><span id="line-499"> partials.add(r1);</span> |
| <span class="source-line-no">500</span><span id="line-500"> Result r2 = scanner.next();</span> |
| <span class="source-line-no">501</span><span id="line-501"> partials.add(r2);</span> |
| <span class="source-line-no">502</span><span id="line-502"></span> |
| <span class="source-line-no">503</span><span id="line-503"> assertFalse(Bytes.equals(r1.getRow(), r2.getRow()));</span> |
| <span class="source-line-no">504</span><span id="line-504"></span> |
| <span class="source-line-no">505</span><span id="line-505"> try {</span> |
| <span class="source-line-no">506</span><span id="line-506"> Result.createCompleteResult(partials);</span> |
| <span class="source-line-no">507</span><span id="line-507"> fail("r1 and r2 are from different rows. It should not be possible to combine them into"</span> |
| <span class="source-line-no">508</span><span id="line-508"> + " a single result");</span> |
| <span class="source-line-no">509</span><span id="line-509"> } catch (IOException e) {</span> |
| <span class="source-line-no">510</span><span id="line-510"> }</span> |
| <span class="source-line-no">511</span><span id="line-511"></span> |
| <span class="source-line-no">512</span><span id="line-512"> scanner.close();</span> |
| <span class="source-line-no">513</span><span id="line-513"> }</span> |
| <span class="source-line-no">514</span><span id="line-514"></span> |
| <span class="source-line-no">515</span><span id="line-515"> /**</span> |
| <span class="source-line-no">516</span><span id="line-516"> * When a scan has a filter where {@link org.apache.hadoop.hbase.filter.Filter#hasFilterRow()} is</span> |
| <span class="source-line-no">517</span><span id="line-517"> * true, the scanner should not return partial results. The scanner cannot return partial results</span> |
| <span class="source-line-no">518</span><span id="line-518"> * because the entire row needs to be read for the include/exclude decision to be made</span> |
| <span class="source-line-no">519</span><span id="line-519"> */</span> |
| <span class="source-line-no">520</span><span id="line-520"> @Test</span> |
| <span class="source-line-no">521</span><span id="line-521"> public void testNoPartialResultsWhenRowFilterPresent() throws Exception {</span> |
| <span class="source-line-no">522</span><span id="line-522"> Scan scan = new Scan();</span> |
| <span class="source-line-no">523</span><span id="line-523"> scan.setMaxResultSize(1);</span> |
| <span class="source-line-no">524</span><span id="line-524"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">525</span><span id="line-525"> // If a filter hasFilter() is true then partial results should not be returned else filter</span> |
| <span class="source-line-no">526</span><span id="line-526"> // application server side would break.</span> |
| <span class="source-line-no">527</span><span id="line-527"> scan.setFilter(new RandomRowFilter(1.0f));</span> |
| <span class="source-line-no">528</span><span id="line-528"> ResultScanner scanner = TABLE.getScanner(scan);</span> |
| <span class="source-line-no">529</span><span id="line-529"></span> |
| <span class="source-line-no">530</span><span id="line-530"> Result r = null;</span> |
| <span class="source-line-no">531</span><span id="line-531"> while ((r = scanner.next()) != null) {</span> |
| <span class="source-line-no">532</span><span id="line-532"> assertFalse(r.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">533</span><span id="line-533"> }</span> |
| <span class="source-line-no">534</span><span id="line-534"></span> |
| <span class="source-line-no">535</span><span id="line-535"> scanner.close();</span> |
| <span class="source-line-no">536</span><span id="line-536"> }</span> |
| <span class="source-line-no">537</span><span id="line-537"></span> |
| <span class="source-line-no">538</span><span id="line-538"> /**</span> |
| <span class="source-line-no">539</span><span id="line-539"> * Examine the interaction between the maxResultSize and caching. If the caching limit is reached</span> |
| <span class="source-line-no">540</span><span id="line-540"> * before the maxResultSize limit, we should not see partial results. On the other hand, if the</span> |
| <span class="source-line-no">541</span><span id="line-541"> * maxResultSize limit is reached before the caching limit, it is likely that partial results will</span> |
| <span class="source-line-no">542</span><span id="line-542"> * be seen.</span> |
| <span class="source-line-no">543</span><span id="line-543"> */</span> |
| <span class="source-line-no">544</span><span id="line-544"> @Test</span> |
| <span class="source-line-no">545</span><span id="line-545"> public void testPartialResultsAndCaching() throws Exception {</span> |
| <span class="source-line-no">546</span><span id="line-546"> for (int caching = 1; caching <= NUM_ROWS; caching++) {</span> |
| <span class="source-line-no">547</span><span id="line-547"> for (int maxResultRows = 0; maxResultRows <= NUM_ROWS; maxResultRows++) {</span> |
| <span class="source-line-no">548</span><span id="line-548"> testPartialResultsAndCaching(maxResultRows, caching);</span> |
| <span class="source-line-no">549</span><span id="line-549"> }</span> |
| <span class="source-line-no">550</span><span id="line-550"> }</span> |
| <span class="source-line-no">551</span><span id="line-551"> }</span> |
| <span class="source-line-no">552</span><span id="line-552"></span> |
| <span class="source-line-no">553</span><span id="line-553"> /**</span> |
| <span class="source-line-no">554</span><span id="line-554"> * @param resultSizeRowLimit The row limit that will be enforced through maxResultSize</span> |
| <span class="source-line-no">555</span><span id="line-555"> * @param cachingRowLimit The row limit that will be enforced through caching</span> |
| <span class="source-line-no">556</span><span id="line-556"> */</span> |
| <span class="source-line-no">557</span><span id="line-557"> public void testPartialResultsAndCaching(int resultSizeRowLimit, int cachingRowLimit)</span> |
| <span class="source-line-no">558</span><span id="line-558"> throws Exception {</span> |
| <span class="source-line-no">559</span><span id="line-559"> Scan scan = new Scan();</span> |
| <span class="source-line-no">560</span><span id="line-560"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">561</span><span id="line-561"></span> |
| <span class="source-line-no">562</span><span id="line-562"> // The number of cells specified in the call to getResultSizeForNumberOfCells is offset to</span> |
| <span class="source-line-no">563</span><span id="line-563"> // ensure that the result size we specify is not an exact multiple of the number of cells</span> |
| <span class="source-line-no">564</span><span id="line-564"> // in a row. This ensures that partial results will be returned when the result size limit</span> |
| <span class="source-line-no">565</span><span id="line-565"> // is reached before the caching limit.</span> |
| <span class="source-line-no">566</span><span id="line-566"> int cellOffset = NUM_COLS / 3;</span> |
| <span class="source-line-no">567</span><span id="line-567"> long maxResultSize = getResultSizeForNumberOfCells(resultSizeRowLimit * NUM_COLS + cellOffset);</span> |
| <span class="source-line-no">568</span><span id="line-568"> scan.setMaxResultSize(maxResultSize);</span> |
| <span class="source-line-no">569</span><span id="line-569"> scan.setCaching(cachingRowLimit);</span> |
| <span class="source-line-no">570</span><span id="line-570"></span> |
| <span class="source-line-no">571</span><span id="line-571"> try (ResultScanner scanner = TABLE.getScanner(scan)) {</span> |
| <span class="source-line-no">572</span><span id="line-572"> Result r = null;</span> |
| <span class="source-line-no">573</span><span id="line-573"> // Approximate the number of rows we expect will fit into the specified max rsult size. If</span> |
| <span class="source-line-no">574</span><span id="line-574"> // this approximation is less than caching, then we expect that the max result size limit will</span> |
| <span class="source-line-no">575</span><span id="line-575"> // be hit before the caching limit and thus partial results may be seen</span> |
| <span class="source-line-no">576</span><span id="line-576"> boolean expectToSeePartialResults = resultSizeRowLimit < cachingRowLimit;</span> |
| <span class="source-line-no">577</span><span id="line-577"> while ((r = scanner.next()) != null) {</span> |
| <span class="source-line-no">578</span><span id="line-578"> assertTrue(!r.mayHaveMoreCellsInRow() || expectToSeePartialResults);</span> |
| <span class="source-line-no">579</span><span id="line-579"> }</span> |
| <span class="source-line-no">580</span><span id="line-580"> }</span> |
| <span class="source-line-no">581</span><span id="line-581"> }</span> |
| <span class="source-line-no">582</span><span id="line-582"></span> |
| <span class="source-line-no">583</span><span id="line-583"> /**</span> |
| <span class="source-line-no">584</span><span id="line-584"> * Make puts to put the input value into each combination of row, family, and qualifier</span> |
| <span class="source-line-no">585</span><span id="line-585"> * @param rows the rows to use</span> |
| <span class="source-line-no">586</span><span id="line-586"> * @param families the families to use</span> |
| <span class="source-line-no">587</span><span id="line-587"> * @param qualifiers the qualifiers to use</span> |
| <span class="source-line-no">588</span><span id="line-588"> * @param value the values to use</span> |
| <span class="source-line-no">589</span><span id="line-589"> * @return the dot product of the given rows, families, qualifiers, and values</span> |
| <span class="source-line-no">590</span><span id="line-590"> * @throws IOException if there is a problem creating one of the Put objects</span> |
| <span class="source-line-no">591</span><span id="line-591"> */</span> |
| <span class="source-line-no">592</span><span id="line-592"> static ArrayList<Put> createPuts(byte[][] rows, byte[][] families, byte[][] qualifiers,</span> |
| <span class="source-line-no">593</span><span id="line-593"> byte[] value) throws IOException {</span> |
| <span class="source-line-no">594</span><span id="line-594"> Put put;</span> |
| <span class="source-line-no">595</span><span id="line-595"> ArrayList<Put> puts = new ArrayList<>();</span> |
| <span class="source-line-no">596</span><span id="line-596"></span> |
| <span class="source-line-no">597</span><span id="line-597"> for (int row = 0; row < rows.length; row++) {</span> |
| <span class="source-line-no">598</span><span id="line-598"> put = new Put(rows[row]);</span> |
| <span class="source-line-no">599</span><span id="line-599"> for (int fam = 0; fam < families.length; fam++) {</span> |
| <span class="source-line-no">600</span><span id="line-600"> for (int qual = 0; qual < qualifiers.length; qual++) {</span> |
| <span class="source-line-no">601</span><span id="line-601"> KeyValue kv = new KeyValue(rows[row], families[fam], qualifiers[qual], qual, value);</span> |
| <span class="source-line-no">602</span><span id="line-602"> put.add(kv);</span> |
| <span class="source-line-no">603</span><span id="line-603"> }</span> |
| <span class="source-line-no">604</span><span id="line-604"> }</span> |
| <span class="source-line-no">605</span><span id="line-605"> puts.add(put);</span> |
| <span class="source-line-no">606</span><span id="line-606"> }</span> |
| <span class="source-line-no">607</span><span id="line-607"></span> |
| <span class="source-line-no">608</span><span id="line-608"> return puts;</span> |
| <span class="source-line-no">609</span><span id="line-609"> }</span> |
| <span class="source-line-no">610</span><span id="line-610"></span> |
| <span class="source-line-no">611</span><span id="line-611"> /**</span> |
| <span class="source-line-no">612</span><span id="line-612"> * Make key values to represent each possible combination of family and qualifier in the specified</span> |
| <span class="source-line-no">613</span><span id="line-613"> * row.</span> |
| <span class="source-line-no">614</span><span id="line-614"> * @param row the row to use</span> |
| <span class="source-line-no">615</span><span id="line-615"> * @param families the families to use</span> |
| <span class="source-line-no">616</span><span id="line-616"> * @param qualifiers the qualifiers to use</span> |
| <span class="source-line-no">617</span><span id="line-617"> * @param value the values to use</span> |
| <span class="source-line-no">618</span><span id="line-618"> * @return the dot product of the given families, qualifiers, and values for a given row</span> |
| <span class="source-line-no">619</span><span id="line-619"> */</span> |
| <span class="source-line-no">620</span><span id="line-620"> static ArrayList<Cell> createKeyValuesForRow(byte[] row, byte[][] families, byte[][] qualifiers,</span> |
| <span class="source-line-no">621</span><span id="line-621"> byte[] value) {</span> |
| <span class="source-line-no">622</span><span id="line-622"> ArrayList<Cell> outList = new ArrayList<>();</span> |
| <span class="source-line-no">623</span><span id="line-623"> for (int fam = 0; fam < families.length; fam++) {</span> |
| <span class="source-line-no">624</span><span id="line-624"> for (int qual = 0; qual < qualifiers.length; qual++) {</span> |
| <span class="source-line-no">625</span><span id="line-625"> outList.add(new KeyValue(row, families[fam], qualifiers[qual], qual, value));</span> |
| <span class="source-line-no">626</span><span id="line-626"> }</span> |
| <span class="source-line-no">627</span><span id="line-627"> }</span> |
| <span class="source-line-no">628</span><span id="line-628"> return outList;</span> |
| <span class="source-line-no">629</span><span id="line-629"> }</span> |
| <span class="source-line-no">630</span><span id="line-630"></span> |
| <span class="source-line-no">631</span><span id="line-631"> /**</span> |
| <span class="source-line-no">632</span><span id="line-632"> * Verifies that result contains all the key values within expKvList. Fails the test otherwise</span> |
| <span class="source-line-no">633</span><span id="line-633"> */</span> |
| <span class="source-line-no">634</span><span id="line-634"> static void verifyResult(Result result, List<Cell> expKvList, String msg) {</span> |
| <span class="source-line-no">635</span><span id="line-635"> if (LOG.isInfoEnabled()) {</span> |
| <span class="source-line-no">636</span><span id="line-636"> LOG.info(msg);</span> |
| <span class="source-line-no">637</span><span id="line-637"> LOG.info("Expected count: " + expKvList.size());</span> |
| <span class="source-line-no">638</span><span id="line-638"> LOG.info("Actual count: " + result.size());</span> |
| <span class="source-line-no">639</span><span id="line-639"> }</span> |
| <span class="source-line-no">640</span><span id="line-640"></span> |
| <span class="source-line-no">641</span><span id="line-641"> if (expKvList.isEmpty()) return;</span> |
| <span class="source-line-no">642</span><span id="line-642"></span> |
| <span class="source-line-no">643</span><span id="line-643"> int i = 0;</span> |
| <span class="source-line-no">644</span><span id="line-644"> for (Cell kv : result.rawCells()) {</span> |
| <span class="source-line-no">645</span><span id="line-645"> if (i >= expKvList.size()) {</span> |
| <span class="source-line-no">646</span><span id="line-646"> break; // we will check the size later</span> |
| <span class="source-line-no">647</span><span id="line-647"> }</span> |
| <span class="source-line-no">648</span><span id="line-648"></span> |
| <span class="source-line-no">649</span><span id="line-649"> Cell kvExp = expKvList.get(i++);</span> |
| <span class="source-line-no">650</span><span id="line-650"> assertTrue("Not equal. get kv: " + kv.toString() + " exp kv: " + kvExp.toString(),</span> |
| <span class="source-line-no">651</span><span id="line-651"> kvExp.equals(kv));</span> |
| <span class="source-line-no">652</span><span id="line-652"> }</span> |
| <span class="source-line-no">653</span><span id="line-653"></span> |
| <span class="source-line-no">654</span><span id="line-654"> assertEquals(expKvList.size(), result.size());</span> |
| <span class="source-line-no">655</span><span id="line-655"> }</span> |
| <span class="source-line-no">656</span><span id="line-656"></span> |
| <span class="source-line-no">657</span><span id="line-657"> /**</span> |
| <span class="source-line-no">658</span><span id="line-658"> * Compares two results and fails the test if the results are different</span> |
| <span class="source-line-no">659</span><span id="line-659"> */</span> |
| <span class="source-line-no">660</span><span id="line-660"> static void compareResults(Result r1, Result r2, final String message) {</span> |
| <span class="source-line-no">661</span><span id="line-661"> if (LOG.isInfoEnabled()) {</span> |
| <span class="source-line-no">662</span><span id="line-662"> if (message != null) LOG.info(message);</span> |
| <span class="source-line-no">663</span><span id="line-663"> LOG.info("r1: " + r1);</span> |
| <span class="source-line-no">664</span><span id="line-664"> LOG.info("r2: " + r2);</span> |
| <span class="source-line-no">665</span><span id="line-665"> }</span> |
| <span class="source-line-no">666</span><span id="line-666"></span> |
| <span class="source-line-no">667</span><span id="line-667"> final String failureMessage = "Results r1:" + r1 + " \nr2:" + r2 + " are not equivalent";</span> |
| <span class="source-line-no">668</span><span id="line-668"> if (r1 == null && r2 == null) fail(failureMessage);</span> |
| <span class="source-line-no">669</span><span id="line-669"> else if (r1 == null || r2 == null) fail(failureMessage);</span> |
| <span class="source-line-no">670</span><span id="line-670"></span> |
| <span class="source-line-no">671</span><span id="line-671"> try {</span> |
| <span class="source-line-no">672</span><span id="line-672"> Result.compareResults(r1, r2);</span> |
| <span class="source-line-no">673</span><span id="line-673"> } catch (Exception e) {</span> |
| <span class="source-line-no">674</span><span id="line-674"> fail(failureMessage);</span> |
| <span class="source-line-no">675</span><span id="line-675"> }</span> |
| <span class="source-line-no">676</span><span id="line-676"> }</span> |
| <span class="source-line-no">677</span><span id="line-677"></span> |
| <span class="source-line-no">678</span><span id="line-678"> @Test</span> |
| <span class="source-line-no">679</span><span id="line-679"> public void testReadPointAndPartialResults() throws Exception {</span> |
| <span class="source-line-no">680</span><span id="line-680"> final TableName tableName = TableName.valueOf(name.getMethodName());</span> |
| <span class="source-line-no">681</span><span id="line-681"> int numRows = 5;</span> |
| <span class="source-line-no">682</span><span id="line-682"> int numFamilies = 5;</span> |
| <span class="source-line-no">683</span><span id="line-683"> int numQualifiers = 5;</span> |
| <span class="source-line-no">684</span><span id="line-684"> byte[][] rows = HTestConst.makeNAscii(Bytes.toBytes("testRow"), numRows);</span> |
| <span class="source-line-no">685</span><span id="line-685"> byte[][] families = HTestConst.makeNAscii(Bytes.toBytes("testFamily"), numFamilies);</span> |
| <span class="source-line-no">686</span><span id="line-686"> byte[][] qualifiers = HTestConst.makeNAscii(Bytes.toBytes("testQualifier"), numQualifiers);</span> |
| <span class="source-line-no">687</span><span id="line-687"> byte[] value = Bytes.createMaxByteArray(100);</span> |
| <span class="source-line-no">688</span><span id="line-688"></span> |
| <span class="source-line-no">689</span><span id="line-689"> Table tmpTable = createTestTable(tableName, rows, families, qualifiers, value);</span> |
| <span class="source-line-no">690</span><span id="line-690"> // Open scanner before deletes</span> |
| <span class="source-line-no">691</span><span id="line-691"> ResultScanner scanner =</span> |
| <span class="source-line-no">692</span><span id="line-692"> tmpTable.getScanner(new Scan().setMaxResultSize(1).setAllowPartialResults(true));</span> |
| <span class="source-line-no">693</span><span id="line-693"> // now the openScanner will also fetch data and will be executed lazily, i.e, only openScanner</span> |
| <span class="source-line-no">694</span><span id="line-694"> // when you call next, so here we need to make a next call to open scanner. The maxResultSize</span> |
| <span class="source-line-no">695</span><span id="line-695"> // limit can make sure that we will not fetch all the data at once, so the test sill works.</span> |
| <span class="source-line-no">696</span><span id="line-696"> int scannerCount = scanner.next().rawCells().length;</span> |
| <span class="source-line-no">697</span><span id="line-697"> Delete delete1 = new Delete(rows[0]);</span> |
| <span class="source-line-no">698</span><span id="line-698"> delete1.addColumn(families[0], qualifiers[0], 0);</span> |
| <span class="source-line-no">699</span><span id="line-699"> tmpTable.delete(delete1);</span> |
| <span class="source-line-no">700</span><span id="line-700"></span> |
| <span class="source-line-no">701</span><span id="line-701"> Delete delete2 = new Delete(rows[1]);</span> |
| <span class="source-line-no">702</span><span id="line-702"> delete2.addColumn(families[1], qualifiers[1], 1);</span> |
| <span class="source-line-no">703</span><span id="line-703"> tmpTable.delete(delete2);</span> |
| <span class="source-line-no">704</span><span id="line-704"></span> |
| <span class="source-line-no">705</span><span id="line-705"> // Should see all cells because scanner was opened prior to deletes</span> |
| <span class="source-line-no">706</span><span id="line-706"> scannerCount += countCellsFromScanner(scanner);</span> |
| <span class="source-line-no">707</span><span id="line-707"> int expectedCount = numRows * numFamilies * numQualifiers;</span> |
| <span class="source-line-no">708</span><span id="line-708"> assertTrue("scannerCount: " + scannerCount + " expectedCount: " + expectedCount,</span> |
| <span class="source-line-no">709</span><span id="line-709"> scannerCount == expectedCount);</span> |
| <span class="source-line-no">710</span><span id="line-710"></span> |
| <span class="source-line-no">711</span><span id="line-711"> // Minus 2 for the two cells that were deleted</span> |
| <span class="source-line-no">712</span><span id="line-712"> scanner = tmpTable.getScanner(new Scan().setMaxResultSize(1).setAllowPartialResults(true));</span> |
| <span class="source-line-no">713</span><span id="line-713"> scannerCount = countCellsFromScanner(scanner);</span> |
| <span class="source-line-no">714</span><span id="line-714"> expectedCount = numRows * numFamilies * numQualifiers - 2;</span> |
| <span class="source-line-no">715</span><span id="line-715"> assertTrue("scannerCount: " + scannerCount + " expectedCount: " + expectedCount,</span> |
| <span class="source-line-no">716</span><span id="line-716"> scannerCount == expectedCount);</span> |
| <span class="source-line-no">717</span><span id="line-717"></span> |
| <span class="source-line-no">718</span><span id="line-718"> scanner = tmpTable.getScanner(new Scan().setMaxResultSize(1).setAllowPartialResults(true));</span> |
| <span class="source-line-no">719</span><span id="line-719"> scannerCount = scanner.next().rawCells().length;</span> |
| <span class="source-line-no">720</span><span id="line-720"> // Put in 2 new rows. The timestamps differ from the deleted rows</span> |
| <span class="source-line-no">721</span><span id="line-721"> Put put1 = new Put(rows[0]);</span> |
| <span class="source-line-no">722</span><span id="line-722"> put1.add(new KeyValue(rows[0], families[0], qualifiers[0], 1, value));</span> |
| <span class="source-line-no">723</span><span id="line-723"> tmpTable.put(put1);</span> |
| <span class="source-line-no">724</span><span id="line-724"></span> |
| <span class="source-line-no">725</span><span id="line-725"> Put put2 = new Put(rows[1]);</span> |
| <span class="source-line-no">726</span><span id="line-726"> put2.add(new KeyValue(rows[1], families[1], qualifiers[1], 2, value));</span> |
| <span class="source-line-no">727</span><span id="line-727"> tmpTable.put(put2);</span> |
| <span class="source-line-no">728</span><span id="line-728"></span> |
| <span class="source-line-no">729</span><span id="line-729"> // Scanner opened prior to puts. Cell count shouldn't have changed</span> |
| <span class="source-line-no">730</span><span id="line-730"> scannerCount += countCellsFromScanner(scanner);</span> |
| <span class="source-line-no">731</span><span id="line-731"> expectedCount = numRows * numFamilies * numQualifiers - 2;</span> |
| <span class="source-line-no">732</span><span id="line-732"> assertTrue("scannerCount: " + scannerCount + " expectedCount: " + expectedCount,</span> |
| <span class="source-line-no">733</span><span id="line-733"> scannerCount == expectedCount);</span> |
| <span class="source-line-no">734</span><span id="line-734"></span> |
| <span class="source-line-no">735</span><span id="line-735"> // Now the scanner should see the cells that were added by puts</span> |
| <span class="source-line-no">736</span><span id="line-736"> scanner = tmpTable.getScanner(new Scan().setMaxResultSize(1).setAllowPartialResults(true));</span> |
| <span class="source-line-no">737</span><span id="line-737"> scannerCount = countCellsFromScanner(scanner);</span> |
| <span class="source-line-no">738</span><span id="line-738"> expectedCount = numRows * numFamilies * numQualifiers;</span> |
| <span class="source-line-no">739</span><span id="line-739"> assertTrue("scannerCount: " + scannerCount + " expectedCount: " + expectedCount,</span> |
| <span class="source-line-no">740</span><span id="line-740"> scannerCount == expectedCount);</span> |
| <span class="source-line-no">741</span><span id="line-741"></span> |
| <span class="source-line-no">742</span><span id="line-742"> TEST_UTIL.deleteTable(tableName);</span> |
| <span class="source-line-no">743</span><span id="line-743"> }</span> |
| <span class="source-line-no">744</span><span id="line-744"></span> |
| <span class="source-line-no">745</span><span id="line-745"> /**</span> |
| <span class="source-line-no">746</span><span id="line-746"> * Exhausts the scanner by calling next repetitively. Once completely exhausted, close scanner and</span> |
| <span class="source-line-no">747</span><span id="line-747"> * return total cell count</span> |
| <span class="source-line-no">748</span><span id="line-748"> * @param scanner the scanner to exhaust</span> |
| <span class="source-line-no">749</span><span id="line-749"> * @return the number of cells counted</span> |
| <span class="source-line-no">750</span><span id="line-750"> * @throws Exception if there is a problem retrieving cells from the scanner</span> |
| <span class="source-line-no">751</span><span id="line-751"> */</span> |
| <span class="source-line-no">752</span><span id="line-752"> private int countCellsFromScanner(ResultScanner scanner) throws Exception {</span> |
| <span class="source-line-no">753</span><span id="line-753"> Result result = null;</span> |
| <span class="source-line-no">754</span><span id="line-754"> int numCells = 0;</span> |
| <span class="source-line-no">755</span><span id="line-755"> while ((result = scanner.next()) != null) {</span> |
| <span class="source-line-no">756</span><span id="line-756"> numCells += result.rawCells().length;</span> |
| <span class="source-line-no">757</span><span id="line-757"> }</span> |
| <span class="source-line-no">758</span><span id="line-758"></span> |
| <span class="source-line-no">759</span><span id="line-759"> scanner.close();</span> |
| <span class="source-line-no">760</span><span id="line-760"> return numCells;</span> |
| <span class="source-line-no">761</span><span id="line-761"> }</span> |
| <span class="source-line-no">762</span><span id="line-762"></span> |
| <span class="source-line-no">763</span><span id="line-763"> /**</span> |
| <span class="source-line-no">764</span><span id="line-764"> * Test partial Result re-assembly in the presence of different filters. The Results from the</span> |
| <span class="source-line-no">765</span><span id="line-765"> * partial scanner should match the Results returned from a scanner that receives all of the</span> |
| <span class="source-line-no">766</span><span id="line-766"> * results in one RPC to the server. The partial scanner is tested with a variety of different</span> |
| <span class="source-line-no">767</span><span id="line-767"> * result sizes (all of which are less than the size necessary to fetch an entire row)</span> |
| <span class="source-line-no">768</span><span id="line-768"> */</span> |
| <span class="source-line-no">769</span><span id="line-769"> @Test</span> |
| <span class="source-line-no">770</span><span id="line-770"> public void testPartialResultsWithColumnFilter() throws Exception {</span> |
| <span class="source-line-no">771</span><span id="line-771"> testPartialResultsWithColumnFilter(new FirstKeyOnlyFilter());</span> |
| <span class="source-line-no">772</span><span id="line-772"> testPartialResultsWithColumnFilter(new ColumnPrefixFilter(Bytes.toBytes("testQualifier5")));</span> |
| <span class="source-line-no">773</span><span id="line-773"> testPartialResultsWithColumnFilter(new ColumnRangeFilter(Bytes.toBytes("testQualifer1"), true,</span> |
| <span class="source-line-no">774</span><span id="line-774"> Bytes.toBytes("testQualifier7"), true));</span> |
| <span class="source-line-no">775</span><span id="line-775"> }</span> |
| <span class="source-line-no">776</span><span id="line-776"></span> |
| <span class="source-line-no">777</span><span id="line-777"> public void testPartialResultsWithColumnFilter(Filter filter) throws Exception {</span> |
| <span class="source-line-no">778</span><span id="line-778"> assertTrue(!filter.hasFilterRow());</span> |
| <span class="source-line-no">779</span><span id="line-779"></span> |
| <span class="source-line-no">780</span><span id="line-780"> Scan partialScan = new Scan();</span> |
| <span class="source-line-no">781</span><span id="line-781"> partialScan.setFilter(filter);</span> |
| <span class="source-line-no">782</span><span id="line-782"></span> |
| <span class="source-line-no">783</span><span id="line-783"> Scan oneshotScan = new Scan();</span> |
| <span class="source-line-no">784</span><span id="line-784"> oneshotScan.setFilter(filter);</span> |
| <span class="source-line-no">785</span><span id="line-785"> oneshotScan.setMaxResultSize(Long.MAX_VALUE);</span> |
| <span class="source-line-no">786</span><span id="line-786"></span> |
| <span class="source-line-no">787</span><span id="line-787"> for (int i = 1; i <= NUM_COLS; i++) {</span> |
| <span class="source-line-no">788</span><span id="line-788"> partialScan.setMaxResultSize(getResultSizeForNumberOfCells(i));</span> |
| <span class="source-line-no">789</span><span id="line-789"> testEquivalenceOfScanResults(TABLE, partialScan, oneshotScan);</span> |
| <span class="source-line-no">790</span><span id="line-790"> }</span> |
| <span class="source-line-no">791</span><span id="line-791"> }</span> |
| <span class="source-line-no">792</span><span id="line-792"></span> |
| <span class="source-line-no">793</span><span id="line-793"> private void moveRegion(Table table, int index) throws IOException {</span> |
| <span class="source-line-no">794</span><span id="line-794"> List<Pair<RegionInfo, ServerName>> regions =</span> |
| <span class="source-line-no">795</span><span id="line-795"> MetaTableAccessor.getTableRegionsAndLocations(TEST_UTIL.getConnection(), table.getName());</span> |
| <span class="source-line-no">796</span><span id="line-796"> assertEquals(1, regions.size());</span> |
| <span class="source-line-no">797</span><span id="line-797"> RegionInfo regionInfo = regions.get(0).getFirst();</span> |
| <span class="source-line-no">798</span><span id="line-798"> ServerName name = TEST_UTIL.getHBaseCluster().getRegionServer(index).getServerName();</span> |
| <span class="source-line-no">799</span><span id="line-799"> TEST_UTIL.getAdmin().move(regionInfo.getEncodedNameAsBytes(), name);</span> |
| <span class="source-line-no">800</span><span id="line-800"> }</span> |
| <span class="source-line-no">801</span><span id="line-801"></span> |
| <span class="source-line-no">802</span><span id="line-802"> private void assertCell(Cell cell, byte[] row, byte[] cf, byte[] cq) {</span> |
| <span class="source-line-no">803</span><span id="line-803"> assertArrayEquals(row,</span> |
| <span class="source-line-no">804</span><span id="line-804"> Bytes.copy(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength()));</span> |
| <span class="source-line-no">805</span><span id="line-805"> assertArrayEquals(cf,</span> |
| <span class="source-line-no">806</span><span id="line-806"> Bytes.copy(cell.getFamilyArray(), cell.getFamilyOffset(), cell.getFamilyLength()));</span> |
| <span class="source-line-no">807</span><span id="line-807"> assertArrayEquals(cq,</span> |
| <span class="source-line-no">808</span><span id="line-808"> Bytes.copy(cell.getQualifierArray(), cell.getQualifierOffset(), cell.getQualifierLength()));</span> |
| <span class="source-line-no">809</span><span id="line-809"> }</span> |
| <span class="source-line-no">810</span><span id="line-810"></span> |
| <span class="source-line-no">811</span><span id="line-811"> @Test</span> |
| <span class="source-line-no">812</span><span id="line-812"> public void testPartialResultWhenRegionMove() throws IOException {</span> |
| <span class="source-line-no">813</span><span id="line-813"> Table table =</span> |
| <span class="source-line-no">814</span><span id="line-814"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">815</span><span id="line-815"></span> |
| <span class="source-line-no">816</span><span id="line-816"> moveRegion(table, 1);</span> |
| <span class="source-line-no">817</span><span id="line-817"></span> |
| <span class="source-line-no">818</span><span id="line-818"> Scan scan = new Scan();</span> |
| <span class="source-line-no">819</span><span id="line-819"> scan.setMaxResultSize(1);</span> |
| <span class="source-line-no">820</span><span id="line-820"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">821</span><span id="line-821"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">822</span><span id="line-822"> for (int i = 0; i < NUM_FAMILIES * NUM_QUALIFIERS - 1; i++) {</span> |
| <span class="source-line-no">823</span><span id="line-823"> scanner.next();</span> |
| <span class="source-line-no">824</span><span id="line-824"> }</span> |
| <span class="source-line-no">825</span><span id="line-825"> Result result1 = scanner.next();</span> |
| <span class="source-line-no">826</span><span id="line-826"> assertEquals(1, result1.rawCells().length);</span> |
| <span class="source-line-no">827</span><span id="line-827"> Cell c1 = result1.rawCells()[0];</span> |
| <span class="source-line-no">828</span><span id="line-828"> assertCell(c1, ROWS[0], FAMILIES[NUM_FAMILIES - 1], QUALIFIERS[NUM_QUALIFIERS - 1]);</span> |
| <span class="source-line-no">829</span><span id="line-829"> assertFalse(result1.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">830</span><span id="line-830"></span> |
| <span class="source-line-no">831</span><span id="line-831"> moveRegion(table, 2);</span> |
| <span class="source-line-no">832</span><span id="line-832"></span> |
| <span class="source-line-no">833</span><span id="line-833"> Result result2 = scanner.next();</span> |
| <span class="source-line-no">834</span><span id="line-834"> assertEquals(1, result2.rawCells().length);</span> |
| <span class="source-line-no">835</span><span id="line-835"> Cell c2 = result2.rawCells()[0];</span> |
| <span class="source-line-no">836</span><span id="line-836"> assertCell(c2, ROWS[1], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">837</span><span id="line-837"> assertTrue(result2.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">838</span><span id="line-838"></span> |
| <span class="source-line-no">839</span><span id="line-839"> moveRegion(table, 3);</span> |
| <span class="source-line-no">840</span><span id="line-840"></span> |
| <span class="source-line-no">841</span><span id="line-841"> Result result3 = scanner.next();</span> |
| <span class="source-line-no">842</span><span id="line-842"> assertEquals(1, result3.rawCells().length);</span> |
| <span class="source-line-no">843</span><span id="line-843"> Cell c3 = result3.rawCells()[0];</span> |
| <span class="source-line-no">844</span><span id="line-844"> assertCell(c3, ROWS[1], FAMILIES[0], QUALIFIERS[1]);</span> |
| <span class="source-line-no">845</span><span id="line-845"> assertTrue(result3.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">846</span><span id="line-846"></span> |
| <span class="source-line-no">847</span><span id="line-847"> }</span> |
| <span class="source-line-no">848</span><span id="line-848"></span> |
| <span class="source-line-no">849</span><span id="line-849"> @Test</span> |
| <span class="source-line-no">850</span><span id="line-850"> public void testReversedPartialResultWhenRegionMove() throws IOException {</span> |
| <span class="source-line-no">851</span><span id="line-851"> Table table =</span> |
| <span class="source-line-no">852</span><span id="line-852"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">853</span><span id="line-853"></span> |
| <span class="source-line-no">854</span><span id="line-854"> moveRegion(table, 1);</span> |
| <span class="source-line-no">855</span><span id="line-855"></span> |
| <span class="source-line-no">856</span><span id="line-856"> Scan scan = new Scan();</span> |
| <span class="source-line-no">857</span><span id="line-857"> scan.setMaxResultSize(1);</span> |
| <span class="source-line-no">858</span><span id="line-858"> scan.setAllowPartialResults(true);</span> |
| <span class="source-line-no">859</span><span id="line-859"> scan.setReversed(true);</span> |
| <span class="source-line-no">860</span><span id="line-860"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">861</span><span id="line-861"> for (int i = 0; i < NUM_FAMILIES * NUM_QUALIFIERS - 1; i++) {</span> |
| <span class="source-line-no">862</span><span id="line-862"> scanner.next();</span> |
| <span class="source-line-no">863</span><span id="line-863"> }</span> |
| <span class="source-line-no">864</span><span id="line-864"> Result result1 = scanner.next();</span> |
| <span class="source-line-no">865</span><span id="line-865"> assertEquals(1, result1.rawCells().length);</span> |
| <span class="source-line-no">866</span><span id="line-866"> Cell c1 = result1.rawCells()[0];</span> |
| <span class="source-line-no">867</span><span id="line-867"> assertCell(c1, ROWS[NUM_ROWS - 1], FAMILIES[NUM_FAMILIES - 1], QUALIFIERS[NUM_QUALIFIERS - 1]);</span> |
| <span class="source-line-no">868</span><span id="line-868"> assertFalse(result1.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">869</span><span id="line-869"></span> |
| <span class="source-line-no">870</span><span id="line-870"> moveRegion(table, 2);</span> |
| <span class="source-line-no">871</span><span id="line-871"></span> |
| <span class="source-line-no">872</span><span id="line-872"> Result result2 = scanner.next();</span> |
| <span class="source-line-no">873</span><span id="line-873"> assertEquals(1, result2.rawCells().length);</span> |
| <span class="source-line-no">874</span><span id="line-874"> Cell c2 = result2.rawCells()[0];</span> |
| <span class="source-line-no">875</span><span id="line-875"> assertCell(c2, ROWS[NUM_ROWS - 2], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">876</span><span id="line-876"> assertTrue(result2.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">877</span><span id="line-877"></span> |
| <span class="source-line-no">878</span><span id="line-878"> moveRegion(table, 3);</span> |
| <span class="source-line-no">879</span><span id="line-879"></span> |
| <span class="source-line-no">880</span><span id="line-880"> Result result3 = scanner.next();</span> |
| <span class="source-line-no">881</span><span id="line-881"> assertEquals(1, result3.rawCells().length);</span> |
| <span class="source-line-no">882</span><span id="line-882"> Cell c3 = result3.rawCells()[0];</span> |
| <span class="source-line-no">883</span><span id="line-883"> assertCell(c3, ROWS[NUM_ROWS - 2], FAMILIES[0], QUALIFIERS[1]);</span> |
| <span class="source-line-no">884</span><span id="line-884"> assertTrue(result3.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">885</span><span id="line-885"></span> |
| <span class="source-line-no">886</span><span id="line-886"> }</span> |
| <span class="source-line-no">887</span><span id="line-887"></span> |
| <span class="source-line-no">888</span><span id="line-888"> @Test</span> |
| <span class="source-line-no">889</span><span id="line-889"> public void testCompleteResultWhenRegionMove() throws IOException {</span> |
| <span class="source-line-no">890</span><span id="line-890"> Table table =</span> |
| <span class="source-line-no">891</span><span id="line-891"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">892</span><span id="line-892"></span> |
| <span class="source-line-no">893</span><span id="line-893"> moveRegion(table, 1);</span> |
| <span class="source-line-no">894</span><span id="line-894"></span> |
| <span class="source-line-no">895</span><span id="line-895"> Scan scan = new Scan();</span> |
| <span class="source-line-no">896</span><span id="line-896"> scan.setMaxResultSize(1);</span> |
| <span class="source-line-no">897</span><span id="line-897"> scan.setCaching(1);</span> |
| <span class="source-line-no">898</span><span id="line-898"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">899</span><span id="line-899"></span> |
| <span class="source-line-no">900</span><span id="line-900"> Result result1 = scanner.next();</span> |
| <span class="source-line-no">901</span><span id="line-901"> assertEquals(NUM_FAMILIES * NUM_QUALIFIERS, result1.rawCells().length);</span> |
| <span class="source-line-no">902</span><span id="line-902"> Cell c1 = result1.rawCells()[0];</span> |
| <span class="source-line-no">903</span><span id="line-903"> assertCell(c1, ROWS[0], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">904</span><span id="line-904"> assertFalse(result1.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">905</span><span id="line-905"></span> |
| <span class="source-line-no">906</span><span id="line-906"> moveRegion(table, 2);</span> |
| <span class="source-line-no">907</span><span id="line-907"></span> |
| <span class="source-line-no">908</span><span id="line-908"> Result result2 = scanner.next();</span> |
| <span class="source-line-no">909</span><span id="line-909"> assertEquals(NUM_FAMILIES * NUM_QUALIFIERS, result2.rawCells().length);</span> |
| <span class="source-line-no">910</span><span id="line-910"> Cell c2 = result2.rawCells()[0];</span> |
| <span class="source-line-no">911</span><span id="line-911"> assertCell(c2, ROWS[1], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">912</span><span id="line-912"> assertFalse(result2.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">913</span><span id="line-913"></span> |
| <span class="source-line-no">914</span><span id="line-914"> moveRegion(table, 3);</span> |
| <span class="source-line-no">915</span><span id="line-915"></span> |
| <span class="source-line-no">916</span><span id="line-916"> Result result3 = scanner.next();</span> |
| <span class="source-line-no">917</span><span id="line-917"> assertEquals(NUM_FAMILIES * NUM_QUALIFIERS, result3.rawCells().length);</span> |
| <span class="source-line-no">918</span><span id="line-918"> Cell c3 = result3.rawCells()[0];</span> |
| <span class="source-line-no">919</span><span id="line-919"> assertCell(c3, ROWS[2], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">920</span><span id="line-920"> assertFalse(result3.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">921</span><span id="line-921"></span> |
| <span class="source-line-no">922</span><span id="line-922"> }</span> |
| <span class="source-line-no">923</span><span id="line-923"></span> |
| <span class="source-line-no">924</span><span id="line-924"> @Test</span> |
| <span class="source-line-no">925</span><span id="line-925"> public void testReversedCompleteResultWhenRegionMove() throws IOException {</span> |
| <span class="source-line-no">926</span><span id="line-926"> Table table =</span> |
| <span class="source-line-no">927</span><span id="line-927"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">928</span><span id="line-928"></span> |
| <span class="source-line-no">929</span><span id="line-929"> moveRegion(table, 1);</span> |
| <span class="source-line-no">930</span><span id="line-930"></span> |
| <span class="source-line-no">931</span><span id="line-931"> Scan scan = new Scan();</span> |
| <span class="source-line-no">932</span><span id="line-932"> scan.setMaxResultSize(1);</span> |
| <span class="source-line-no">933</span><span id="line-933"> scan.setCaching(1);</span> |
| <span class="source-line-no">934</span><span id="line-934"> scan.setReversed(true);</span> |
| <span class="source-line-no">935</span><span id="line-935"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">936</span><span id="line-936"></span> |
| <span class="source-line-no">937</span><span id="line-937"> Result result1 = scanner.next();</span> |
| <span class="source-line-no">938</span><span id="line-938"> assertEquals(NUM_FAMILIES * NUM_QUALIFIERS, result1.rawCells().length);</span> |
| <span class="source-line-no">939</span><span id="line-939"> Cell c1 = result1.rawCells()[0];</span> |
| <span class="source-line-no">940</span><span id="line-940"> assertCell(c1, ROWS[NUM_ROWS - 1], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">941</span><span id="line-941"> assertFalse(result1.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">942</span><span id="line-942"></span> |
| <span class="source-line-no">943</span><span id="line-943"> moveRegion(table, 2);</span> |
| <span class="source-line-no">944</span><span id="line-944"></span> |
| <span class="source-line-no">945</span><span id="line-945"> Result result2 = scanner.next();</span> |
| <span class="source-line-no">946</span><span id="line-946"> assertEquals(NUM_FAMILIES * NUM_QUALIFIERS, result2.rawCells().length);</span> |
| <span class="source-line-no">947</span><span id="line-947"> Cell c2 = result2.rawCells()[0];</span> |
| <span class="source-line-no">948</span><span id="line-948"> assertCell(c2, ROWS[NUM_ROWS - 2], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">949</span><span id="line-949"> assertFalse(result2.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">950</span><span id="line-950"></span> |
| <span class="source-line-no">951</span><span id="line-951"> moveRegion(table, 3);</span> |
| <span class="source-line-no">952</span><span id="line-952"></span> |
| <span class="source-line-no">953</span><span id="line-953"> Result result3 = scanner.next();</span> |
| <span class="source-line-no">954</span><span id="line-954"> assertEquals(NUM_FAMILIES * NUM_QUALIFIERS, result3.rawCells().length);</span> |
| <span class="source-line-no">955</span><span id="line-955"> Cell c3 = result3.rawCells()[0];</span> |
| <span class="source-line-no">956</span><span id="line-956"> assertCell(c3, ROWS[NUM_ROWS - 3], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">957</span><span id="line-957"> assertFalse(result3.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">958</span><span id="line-958"></span> |
| <span class="source-line-no">959</span><span id="line-959"> }</span> |
| <span class="source-line-no">960</span><span id="line-960"></span> |
| <span class="source-line-no">961</span><span id="line-961"> @Test</span> |
| <span class="source-line-no">962</span><span id="line-962"> public void testBatchingResultWhenRegionMove() throws IOException {</span> |
| <span class="source-line-no">963</span><span id="line-963"> // If user setBatch(5) and rpc returns 3+5+5+5+3 cells,</span> |
| <span class="source-line-no">964</span><span id="line-964"> // we should return 5+5+5+5+1 to user.</span> |
| <span class="source-line-no">965</span><span id="line-965"> // setBatch doesn't mean setAllowPartialResult(true)</span> |
| <span class="source-line-no">966</span><span id="line-966"> Table table =</span> |
| <span class="source-line-no">967</span><span id="line-967"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">968</span><span id="line-968"></span> |
| <span class="source-line-no">969</span><span id="line-969"> Put put = new Put(ROWS[1]);</span> |
| <span class="source-line-no">970</span><span id="line-970"> put.addColumn(FAMILIES[0], QUALIFIERS[1], new byte[VALUE_SIZE * 10]);</span> |
| <span class="source-line-no">971</span><span id="line-971"> table.put(put);</span> |
| <span class="source-line-no">972</span><span id="line-972"> Delete delete = new Delete(ROWS[1]);</span> |
| <span class="source-line-no">973</span><span id="line-973"> delete.addColumn(FAMILIES[NUM_FAMILIES - 1], QUALIFIERS[NUM_QUALIFIERS - 1]);</span> |
| <span class="source-line-no">974</span><span id="line-974"> table.delete(delete);</span> |
| <span class="source-line-no">975</span><span id="line-975"></span> |
| <span class="source-line-no">976</span><span id="line-976"> moveRegion(table, 1);</span> |
| <span class="source-line-no">977</span><span id="line-977"></span> |
| <span class="source-line-no">978</span><span id="line-978"> Scan scan = new Scan();</span> |
| <span class="source-line-no">979</span><span id="line-979"> scan.setCaching(1);</span> |
| <span class="source-line-no">980</span><span id="line-980"> scan.setBatch(5);</span> |
| <span class="source-line-no">981</span><span id="line-981"> scan.setMaxResultSize(VALUE_SIZE * 6);</span> |
| <span class="source-line-no">982</span><span id="line-982"></span> |
| <span class="source-line-no">983</span><span id="line-983"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">984</span><span id="line-984"> for (int i = 0; i < NUM_FAMILIES * NUM_QUALIFIERS / 5 - 1; i++) {</span> |
| <span class="source-line-no">985</span><span id="line-985"> assertTrue(scanner.next().mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">986</span><span id="line-986"> }</span> |
| <span class="source-line-no">987</span><span id="line-987"> Result result1 = scanner.next();</span> |
| <span class="source-line-no">988</span><span id="line-988"> assertEquals(5, result1.rawCells().length);</span> |
| <span class="source-line-no">989</span><span id="line-989"> assertCell(result1.rawCells()[0], ROWS[0], FAMILIES[NUM_FAMILIES - 1],</span> |
| <span class="source-line-no">990</span><span id="line-990"> QUALIFIERS[NUM_QUALIFIERS - 5]);</span> |
| <span class="source-line-no">991</span><span id="line-991"> assertCell(result1.rawCells()[4], ROWS[0], FAMILIES[NUM_FAMILIES - 1],</span> |
| <span class="source-line-no">992</span><span id="line-992"> QUALIFIERS[NUM_QUALIFIERS - 1]);</span> |
| <span class="source-line-no">993</span><span id="line-993"> assertFalse(result1.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">994</span><span id="line-994"></span> |
| <span class="source-line-no">995</span><span id="line-995"> moveRegion(table, 2);</span> |
| <span class="source-line-no">996</span><span id="line-996"></span> |
| <span class="source-line-no">997</span><span id="line-997"> Result result2 = scanner.next();</span> |
| <span class="source-line-no">998</span><span id="line-998"> assertEquals(5, result2.rawCells().length);</span> |
| <span class="source-line-no">999</span><span id="line-999"> assertCell(result2.rawCells()[0], ROWS[1], FAMILIES[0], QUALIFIERS[0]);</span> |
| <span class="source-line-no">1000</span><span id="line-1000"> assertCell(result2.rawCells()[4], ROWS[1], FAMILIES[0], QUALIFIERS[4]);</span> |
| <span class="source-line-no">1001</span><span id="line-1001"> assertTrue(result2.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">1002</span><span id="line-1002"></span> |
| <span class="source-line-no">1003</span><span id="line-1003"> moveRegion(table, 3);</span> |
| <span class="source-line-no">1004</span><span id="line-1004"></span> |
| <span class="source-line-no">1005</span><span id="line-1005"> Result result3 = scanner.next();</span> |
| <span class="source-line-no">1006</span><span id="line-1006"> assertEquals(5, result3.rawCells().length);</span> |
| <span class="source-line-no">1007</span><span id="line-1007"> assertCell(result3.rawCells()[0], ROWS[1], FAMILIES[0], QUALIFIERS[5]);</span> |
| <span class="source-line-no">1008</span><span id="line-1008"> assertCell(result3.rawCells()[4], ROWS[1], FAMILIES[0], QUALIFIERS[9]);</span> |
| <span class="source-line-no">1009</span><span id="line-1009"> assertTrue(result3.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">1010</span><span id="line-1010"></span> |
| <span class="source-line-no">1011</span><span id="line-1011"> for (int i = 0; i < NUM_FAMILIES * NUM_QUALIFIERS / 5 - 3; i++) {</span> |
| <span class="source-line-no">1012</span><span id="line-1012"> Result result = scanner.next();</span> |
| <span class="source-line-no">1013</span><span id="line-1013"> assertEquals(5, result.rawCells().length);</span> |
| <span class="source-line-no">1014</span><span id="line-1014"> assertTrue(result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">1015</span><span id="line-1015"> }</span> |
| <span class="source-line-no">1016</span><span id="line-1016"> Result result = scanner.next();</span> |
| <span class="source-line-no">1017</span><span id="line-1017"> assertEquals(4, result.rawCells().length);</span> |
| <span class="source-line-no">1018</span><span id="line-1018"> assertFalse(result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">1019</span><span id="line-1019"></span> |
| <span class="source-line-no">1020</span><span id="line-1020"> for (int i = 2; i < NUM_ROWS; i++) {</span> |
| <span class="source-line-no">1021</span><span id="line-1021"> for (int j = 0; j < NUM_FAMILIES; j++) {</span> |
| <span class="source-line-no">1022</span><span id="line-1022"> for (int k = 0; k < NUM_QUALIFIERS; k += 5) {</span> |
| <span class="source-line-no">1023</span><span id="line-1023"> result = scanner.next();</span> |
| <span class="source-line-no">1024</span><span id="line-1024"> assertCell(result.rawCells()[0], ROWS[i], FAMILIES[j], QUALIFIERS[k]);</span> |
| <span class="source-line-no">1025</span><span id="line-1025"> assertEquals(5, result.rawCells().length);</span> |
| <span class="source-line-no">1026</span><span id="line-1026"> if (j == NUM_FAMILIES - 1 && k == NUM_QUALIFIERS - 5) {</span> |
| <span class="source-line-no">1027</span><span id="line-1027"> assertFalse(result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">1028</span><span id="line-1028"> } else {</span> |
| <span class="source-line-no">1029</span><span id="line-1029"> assertTrue(result.mayHaveMoreCellsInRow());</span> |
| <span class="source-line-no">1030</span><span id="line-1030"> }</span> |
| <span class="source-line-no">1031</span><span id="line-1031"> }</span> |
| <span class="source-line-no">1032</span><span id="line-1032"> }</span> |
| <span class="source-line-no">1033</span><span id="line-1033"> }</span> |
| <span class="source-line-no">1034</span><span id="line-1034"> assertNull(scanner.next());</span> |
| <span class="source-line-no">1035</span><span id="line-1035"> }</span> |
| <span class="source-line-no">1036</span><span id="line-1036"></span> |
| <span class="source-line-no">1037</span><span id="line-1037"> @Test</span> |
| <span class="source-line-no">1038</span><span id="line-1038"> public void testDontThrowUnknowScannerExceptionToClient() throws Exception {</span> |
| <span class="source-line-no">1039</span><span id="line-1039"> Table table =</span> |
| <span class="source-line-no">1040</span><span id="line-1040"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">1041</span><span id="line-1041"> Scan scan = new Scan();</span> |
| <span class="source-line-no">1042</span><span id="line-1042"> scan.setCaching(1);</span> |
| <span class="source-line-no">1043</span><span id="line-1043"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">1044</span><span id="line-1044"> scanner.next();</span> |
| <span class="source-line-no">1045</span><span id="line-1045"> Thread.sleep(timeout * 2);</span> |
| <span class="source-line-no">1046</span><span id="line-1046"> int count = 1;</span> |
| <span class="source-line-no">1047</span><span id="line-1047"> while (scanner.next() != null) {</span> |
| <span class="source-line-no">1048</span><span id="line-1048"> count++;</span> |
| <span class="source-line-no">1049</span><span id="line-1049"> }</span> |
| <span class="source-line-no">1050</span><span id="line-1050"> assertEquals(NUM_ROWS, count);</span> |
| <span class="source-line-no">1051</span><span id="line-1051"> scanner.close();</span> |
| <span class="source-line-no">1052</span><span id="line-1052"> }</span> |
| <span class="source-line-no">1053</span><span id="line-1053"></span> |
| <span class="source-line-no">1054</span><span id="line-1054"> @Test</span> |
| <span class="source-line-no">1055</span><span id="line-1055"> public void testMayHaveMoreCellsInRowReturnsTrueAndSetBatch() throws IOException {</span> |
| <span class="source-line-no">1056</span><span id="line-1056"> Table table =</span> |
| <span class="source-line-no">1057</span><span id="line-1057"> createTestTable(TableName.valueOf(name.getMethodName()), ROWS, FAMILIES, QUALIFIERS, VALUE);</span> |
| <span class="source-line-no">1058</span><span id="line-1058"> Scan scan = new Scan();</span> |
| <span class="source-line-no">1059</span><span id="line-1059"> scan.setBatch(1);</span> |
| <span class="source-line-no">1060</span><span id="line-1060"> scan.setFilter(new FirstKeyOnlyFilter());</span> |
| <span class="source-line-no">1061</span><span id="line-1061"> ResultScanner scanner = table.getScanner(scan);</span> |
| <span class="source-line-no">1062</span><span id="line-1062"> Result result;</span> |
| <span class="source-line-no">1063</span><span id="line-1063"> while ((result = scanner.next()) != null) {</span> |
| <span class="source-line-no">1064</span><span id="line-1064"> assertTrue(result.rawCells() != null);</span> |
| <span class="source-line-no">1065</span><span id="line-1065"> assertEquals(1, result.rawCells().length);</span> |
| <span class="source-line-no">1066</span><span id="line-1066"> }</span> |
| <span class="source-line-no">1067</span><span id="line-1067"> }</span> |
| <span class="source-line-no">1068</span><span id="line-1068"></span> |
| <span class="source-line-no">1069</span><span id="line-1069">}</span> |
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| </main> |
| </body> |
| </html> |
