Google Git
Sign in
apache / hbase-site / 2e3aaee18b357604e6f6797bafb8e59d3025ccb0 / . / 1.2 / xref-test / org / apache / hadoop / hbase / filter / TestQualifierFilterWithEmptyQualifier.html
blob: 247e55d813bdaaaee7c3a9bf30eab00345e23130 [file] [log] [blame]
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<title>TestQualifierFilterWithEmptyQualifier xref</title>
<link type="text/css" rel="stylesheet" href="../../../../../stylesheet.css" />
</head>
<body>
<div id="overview"><a href="../../../../../../testapidocs/org/apache/hadoop/hbase/filter/TestQualifierFilterWithEmptyQualifier.html">View Javadoc</a></div><pre>
<a class="jxr_linenumber" name="1" href="#1">1</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="2" href="#2">2</a> <em class="jxr_javadoccomment"> * Licensed to the Apache Software Foundation (ASF) under one</em>
<a class="jxr_linenumber" name="3" href="#3">3</a> <em class="jxr_javadoccomment"> * or more contributor license agreements. See the NOTICE file</em>
<a class="jxr_linenumber" name="4" href="#4">4</a> <em class="jxr_javadoccomment"> * distributed with this work for additional information</em>
<a class="jxr_linenumber" name="5" href="#5">5</a> <em class="jxr_javadoccomment"> * regarding copyright ownership. The ASF licenses this file</em>
<a class="jxr_linenumber" name="6" href="#6">6</a> <em class="jxr_javadoccomment"> * to you under the Apache License, Version 2.0 (the</em>
<a class="jxr_linenumber" name="7" href="#7">7</a> <em class="jxr_javadoccomment"> * "License"); you may not use this file except in compliance</em>
<a class="jxr_linenumber" name="8" href="#8">8</a> <em class="jxr_javadoccomment"> * with the License. You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="9" href="#9">9</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a> <em class="jxr_javadoccomment"> * <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="11" href="#11">11</a> <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="12" href="#12">12</a> <em class="jxr_javadoccomment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="13" href="#13">13</a> <em class="jxr_javadoccomment"> * distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="14" href="#14">14</a> <em class="jxr_javadoccomment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a> <em class="jxr_javadoccomment"> * See the License for the specific language governing permissions and</em>
<a class="jxr_linenumber" name="16" href="#16">16</a> <em class="jxr_javadoccomment"> * limitations under the License.</em>
<a class="jxr_linenumber" name="17" href="#17">17</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="18" href="#18">18</a> <strong class="jxr_keyword">package</strong> org.apache.hadoop.hbase.filter;
<a class="jxr_linenumber" name="19" href="#19">19</a>
<a class="jxr_linenumber" name="20" href="#20">20</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.junit.Assert.assertEquals;
<a class="jxr_linenumber" name="21" href="#21">21</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.junit.Assert.assertTrue;
<a class="jxr_linenumber" name="22" href="#22">22</a> <strong class="jxr_keyword">import</strong> java.io.IOException;
<a class="jxr_linenumber" name="23" href="#23">23</a> <strong class="jxr_keyword">import</strong> java.util.ArrayList;
<a class="jxr_linenumber" name="24" href="#24">24</a> <strong class="jxr_keyword">import</strong> java.util.Arrays;
<a class="jxr_linenumber" name="25" href="#25">25</a> <strong class="jxr_keyword">import</strong> java.util.List;
<a class="jxr_linenumber" name="26" href="#26">26</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.Cell;
<a class="jxr_linenumber" name="27" href="#27">27</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HBaseTestingUtility;
<a class="jxr_linenumber" name="28" href="#28">28</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HColumnDescriptor;
<a class="jxr_linenumber" name="29" href="#29">29</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HConstants;
<a class="jxr_linenumber" name="30" href="#30">30</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HRegionInfo;
<a class="jxr_linenumber" name="31" href="#31">31</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.HTableDescriptor;
<a class="jxr_linenumber" name="32" href="#32">32</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.KeyValue;
<a class="jxr_linenumber" name="33" href="#33">33</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.TableName;
<a class="jxr_linenumber" name="34" href="#34">34</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Durability;
<a class="jxr_linenumber" name="35" href="#35">35</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Put;
<a class="jxr_linenumber" name="36" href="#36">36</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.client.Scan;
<a class="jxr_linenumber" name="37" href="#37">37</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.filter.CompareFilter.CompareOp;
<a class="jxr_linenumber" name="38" href="#38">38</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.regionserver.HRegion;
<a class="jxr_linenumber" name="39" href="#39">39</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.regionserver.InternalScanner;
<a class="jxr_linenumber" name="40" href="#40">40</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.testclassification.FilterTests;
<a class="jxr_linenumber" name="41" href="#41">41</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.testclassification.SmallTests;
<a class="jxr_linenumber" name="42" href="#42">42</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.util.Bytes;
<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> org.junit.After;
<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> org.junit.Before;
<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> org.junit.Rule;
<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.junit.Test;
<a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> org.junit.experimental.categories.Category;
<a class="jxr_linenumber" name="48" href="#48">48</a> <strong class="jxr_keyword">import</strong> org.junit.rules.TestName;
<a class="jxr_linenumber" name="49" href="#49">49</a> <strong class="jxr_keyword">import</strong> org.slf4j.Logger;
<a class="jxr_linenumber" name="50" href="#50">50</a> <strong class="jxr_keyword">import</strong> org.slf4j.LoggerFactory;
<a class="jxr_linenumber" name="51" href="#51">51</a>
<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_javadoccomment"> * Test qualifierFilter with empty qualifier column</em>
<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="55" href="#55">55</a> @Category({FilterTests.<strong class="jxr_keyword">class</strong>, SmallTests.<strong class="jxr_keyword">class</strong>})
<a class="jxr_linenumber" name="56" href="#56">56</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/filter/TestQualifierFilterWithEmptyQualifier.html">TestQualifierFilterWithEmptyQualifier</a> {
<a class="jxr_linenumber" name="57" href="#57">57</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> Logger LOG
<a class="jxr_linenumber" name="58" href="#58">58</a> = LoggerFactory.getLogger(TestQualifierFilterWithEmptyQualifier.<strong class="jxr_keyword">class</strong>);
<a class="jxr_linenumber" name="59" href="#59">59</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">static</strong> <a href="../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html">HBaseTestingUtility</a> TEST_UTIL = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/HBaseTestingUtility.html">HBaseTestingUtility</a>();
<a class="jxr_linenumber" name="60" href="#60">60</a> <strong class="jxr_keyword">private</strong> HRegion region;
<a class="jxr_linenumber" name="61" href="#61">61</a>
<a class="jxr_linenumber" name="62" href="#62">62</a> @Rule
<a class="jxr_linenumber" name="63" href="#63">63</a> <strong class="jxr_keyword">public</strong> TestName name = <strong class="jxr_keyword">new</strong> TestName();
<a class="jxr_linenumber" name="64" href="#64">64</a>
<a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> byte[][] ROWS =
<a class="jxr_linenumber" name="66" href="#66">66</a> { Bytes.toBytes(<span class="jxr_string">"testRowOne-0"</span>), Bytes.toBytes(<span class="jxr_string">"testRowOne-1"</span>),
<a class="jxr_linenumber" name="67" href="#67">67</a> Bytes.toBytes(<span class="jxr_string">"testRowOne-2"</span>), Bytes.toBytes(<span class="jxr_string">"testRowOne-3"</span>) };
<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> byte[] FAMILY = Bytes.toBytes(<span class="jxr_string">"testFamily"</span>);
<a class="jxr_linenumber" name="69" href="#69">69</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> byte[][] QUALIFIERS = {HConstants.EMPTY_BYTE_ARRAY,
<a class="jxr_linenumber" name="70" href="#70">70</a> Bytes.toBytes(<span class="jxr_string">"testQualifier"</span>)};
<a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> byte[] VALUE = Bytes.toBytes(<span class="jxr_string">"testValueOne"</span>);
<a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">long</strong> numRows = (<strong class="jxr_keyword">long</strong>) ROWS.length;
<a class="jxr_linenumber" name="73" href="#73">73</a>
<a class="jxr_linenumber" name="74" href="#74">74</a> @Before
<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> setUp() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="76" href="#76">76</a> HTableDescriptor htd = <strong class="jxr_keyword">new</strong> HTableDescriptor(TableName.valueOf(<span class="jxr_string">"TestQualifierFilter"</span>));
<a class="jxr_linenumber" name="77" href="#77">77</a> htd.addFamily(<strong class="jxr_keyword">new</strong> HColumnDescriptor(FAMILY));
<a class="jxr_linenumber" name="78" href="#78">78</a> HRegionInfo info = <strong class="jxr_keyword">new</strong> HRegionInfo(htd.getTableName(), <strong class="jxr_keyword">null</strong>, <strong class="jxr_keyword">null</strong>, false);
<a class="jxr_linenumber" name="79" href="#79">79</a> <strong class="jxr_keyword">this</strong>.region = HRegion.createHRegion(info, TEST_UTIL.getDataTestDir(),
<a class="jxr_linenumber" name="80" href="#80">80</a> TEST_UTIL.getConfiguration(), htd);
<a class="jxr_linenumber" name="81" href="#81">81</a>
<a class="jxr_linenumber" name="82" href="#82">82</a> <em class="jxr_comment">// Insert data</em>
<a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">for</strong> (byte[] ROW : ROWS) {
<a class="jxr_linenumber" name="84" href="#84">84</a> Put p = <strong class="jxr_keyword">new</strong> Put(ROW);
<a class="jxr_linenumber" name="85" href="#85">85</a> p.setDurability(Durability.SKIP_WAL);
<a class="jxr_linenumber" name="86" href="#86">86</a> <strong class="jxr_keyword">for</strong> (byte[] QUALIFIER : QUALIFIERS) {
<a class="jxr_linenumber" name="87" href="#87">87</a> p.addColumn(FAMILY, QUALIFIER, VALUE);
<a class="jxr_linenumber" name="88" href="#88">88</a> }
<a class="jxr_linenumber" name="89" href="#89">89</a> <strong class="jxr_keyword">this</strong>.region.put(p);
<a class="jxr_linenumber" name="90" href="#90">90</a> }
<a class="jxr_linenumber" name="91" href="#91">91</a>
<a class="jxr_linenumber" name="92" href="#92">92</a> <em class="jxr_comment">// Flush</em>
<a class="jxr_linenumber" name="93" href="#93">93</a> <strong class="jxr_keyword">this</strong>.region.flush(<strong class="jxr_keyword">true</strong>);
<a class="jxr_linenumber" name="94" href="#94">94</a> }
<a class="jxr_linenumber" name="95" href="#95">95</a>
<a class="jxr_linenumber" name="96" href="#96">96</a> @After
<a class="jxr_linenumber" name="97" href="#97">97</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> tearDown() <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="98" href="#98">98</a> HBaseTestingUtility.closeRegionAndWAL(region);
<a class="jxr_linenumber" name="99" href="#99">99</a> }
<a class="jxr_linenumber" name="100" href="#100">100</a>
<a class="jxr_linenumber" name="101" href="#101">101</a> @Test
<a class="jxr_linenumber" name="102" href="#102">102</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testQualifierFilterWithEmptyColumn() <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="103" href="#103">103</a> <strong class="jxr_keyword">long</strong> colsPerRow = 2;
<a class="jxr_linenumber" name="104" href="#104">104</a> <strong class="jxr_keyword">long</strong> expectedKeys = colsPerRow / 2;
<a class="jxr_linenumber" name="105" href="#105">105</a> Filter f = <strong class="jxr_keyword">new</strong> QualifierFilter(CompareOp.EQUAL,
<a class="jxr_linenumber" name="106" href="#106">106</a> <strong class="jxr_keyword">new</strong> BinaryComparator(QUALIFIERS[0]));
<a class="jxr_linenumber" name="107" href="#107">107</a> Scan s = <strong class="jxr_keyword">new</strong> Scan();
<a class="jxr_linenumber" name="108" href="#108">108</a> s.setFilter(f);
<a class="jxr_linenumber" name="109" href="#109">109</a> verifyScanNoEarlyOut(s, <strong class="jxr_keyword">this</strong>.numRows, expectedKeys);
<a class="jxr_linenumber" name="110" href="#110">110</a>
<a class="jxr_linenumber" name="111" href="#111">111</a> expectedKeys = colsPerRow / 2;
<a class="jxr_linenumber" name="112" href="#112">112</a> f = <strong class="jxr_keyword">new</strong> QualifierFilter(CompareOp.EQUAL,
<a class="jxr_linenumber" name="113" href="#113">113</a> <strong class="jxr_keyword">new</strong> BinaryComparator(QUALIFIERS[1]));
<a class="jxr_linenumber" name="114" href="#114">114</a> s = <strong class="jxr_keyword">new</strong> Scan();
<a class="jxr_linenumber" name="115" href="#115">115</a> s.setFilter(f);
<a class="jxr_linenumber" name="116" href="#116">116</a> verifyScanNoEarlyOut(s, <strong class="jxr_keyword">this</strong>.numRows, expectedKeys);
<a class="jxr_linenumber" name="117" href="#117">117</a>
<a class="jxr_linenumber" name="118" href="#118">118</a> expectedKeys = colsPerRow / 2;
<a class="jxr_linenumber" name="119" href="#119">119</a> f = <strong class="jxr_keyword">new</strong> QualifierFilter(CompareOp.GREATER,
<a class="jxr_linenumber" name="120" href="#120">120</a> <strong class="jxr_keyword">new</strong> BinaryComparator(QUALIFIERS[0]));
<a class="jxr_linenumber" name="121" href="#121">121</a> s = <strong class="jxr_keyword">new</strong> Scan();
<a class="jxr_linenumber" name="122" href="#122">122</a> s.setFilter(f);
<a class="jxr_linenumber" name="123" href="#123">123</a> verifyScanNoEarlyOut(s, <strong class="jxr_keyword">this</strong>.numRows, expectedKeys);
<a class="jxr_linenumber" name="124" href="#124">124</a>
<a class="jxr_linenumber" name="125" href="#125">125</a> expectedKeys = colsPerRow;
<a class="jxr_linenumber" name="126" href="#126">126</a> f = <strong class="jxr_keyword">new</strong> QualifierFilter(CompareOp.GREATER_OR_EQUAL,
<a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">new</strong> BinaryComparator(QUALIFIERS[0]));
<a class="jxr_linenumber" name="128" href="#128">128</a> s = <strong class="jxr_keyword">new</strong> Scan();
<a class="jxr_linenumber" name="129" href="#129">129</a> s.setFilter(f);
<a class="jxr_linenumber" name="130" href="#130">130</a> verifyScanNoEarlyOut(s, <strong class="jxr_keyword">this</strong>.numRows, expectedKeys);
<a class="jxr_linenumber" name="131" href="#131">131</a> }
<a class="jxr_linenumber" name="132" href="#132">132</a>
<a class="jxr_linenumber" name="133" href="#133">133</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> verifyScanNoEarlyOut(Scan s, <strong class="jxr_keyword">long</strong> expectedRows,
<a class="jxr_linenumber" name="134" href="#134">134</a> <strong class="jxr_keyword">long</strong> expectedKeys)
<a class="jxr_linenumber" name="135" href="#135">135</a> <strong class="jxr_keyword">throws</strong> IOException {
<a class="jxr_linenumber" name="136" href="#136">136</a> InternalScanner scanner = <strong class="jxr_keyword">this</strong>.region.getScanner(s);
<a class="jxr_linenumber" name="137" href="#137">137</a> List&lt;Cell&gt; results = <strong class="jxr_keyword">new</strong> ArrayList&lt;&gt;();
<a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">int</strong> i = 0;
<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">boolean</strong> done = <strong class="jxr_keyword">true</strong>; done; i++) {
<a class="jxr_linenumber" name="140" href="#140">140</a> done = scanner.next(results);
<a class="jxr_linenumber" name="141" href="#141">141</a> Arrays.sort(results.toArray(<strong class="jxr_keyword">new</strong> KeyValue[results.size()]),
<a class="jxr_linenumber" name="142" href="#142">142</a> KeyValue.COMPARATOR);
<a class="jxr_linenumber" name="143" href="#143">143</a> LOG.info(<span class="jxr_string">"counter="</span> + i + <span class="jxr_string">", "</span> + results);
<a class="jxr_linenumber" name="144" href="#144">144</a> <strong class="jxr_keyword">if</strong>(results.isEmpty()) {
<a class="jxr_linenumber" name="145" href="#145">145</a> <strong class="jxr_keyword">break</strong>;
<a class="jxr_linenumber" name="146" href="#146">146</a> }
<a class="jxr_linenumber" name="147" href="#147">147</a> assertTrue(<span class="jxr_string">"Scanned too many rows! Only expected "</span> + expectedRows +
<a class="jxr_linenumber" name="148" href="#148">148</a> <span class="jxr_string">" total but already scanned "</span> + (i+1), expectedRows &gt; i);
<a class="jxr_linenumber" name="149" href="#149">149</a> assertEquals(<span class="jxr_string">"Expected "</span> + expectedKeys + <span class="jxr_string">" keys per row but "</span> +
<a class="jxr_linenumber" name="150" href="#150">150</a> <span class="jxr_string">"returned "</span> + results.size(), expectedKeys, results.size());
<a class="jxr_linenumber" name="151" href="#151">151</a> results.clear();
<a class="jxr_linenumber" name="152" href="#152">152</a> }
<a class="jxr_linenumber" name="153" href="#153">153</a> assertEquals(<span class="jxr_string">"Expected "</span> + expectedRows + <span class="jxr_string">" rows but scanned "</span> + i +
<a class="jxr_linenumber" name="154" href="#154">154</a> <span class="jxr_string">" rows"</span>, expectedRows, i);
<a class="jxr_linenumber" name="155" href="#155">155</a> }
<a class="jxr_linenumber" name="156" href="#156">156</a> }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
</html>