http://git-wip-us.apache.org/repos/asf/hbase/blob/2fa570dd/xref-test/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html ---------------------------------------------------------------------- diff --git a/xref-test/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html b/xref-test/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html index 7a0fc70..bf0d5cc 100644 --- a/xref-test/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html +++ b/xref-test/org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html @@ -71,1032 +71,1038 @@ <a class="jxr_linenumber" name="61" href="#61">61</a> <strong class="jxr_keyword">import</strong> com.google.common.collect.Iterables; <a class="jxr_linenumber" name="62" href="#62">62</a> <strong class="jxr_keyword">import</strong> com.google.common.collect.Lists; <a class="jxr_linenumber" name="63" href="#63">63</a> -<a class="jxr_linenumber" name="64" href="#64">64</a> <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> memstore test case */</em> -<a class="jxr_linenumber" name="65" href="#65">65</a> @Category({RegionServerTests.<strong class="jxr_keyword">class</strong>, MediumTests.<strong class="jxr_keyword">class</strong>}) -<a class="jxr_linenumber" name="66" href="#66">66</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html">TestDefaultMemStore</a> <strong class="jxr_keyword">extends</strong> TestCase { -<a class="jxr_linenumber" name="67" href="#67">67</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Log LOG = LogFactory.getLog(TestDefaultMemStore.<strong class="jxr_keyword">class</strong>); -<a class="jxr_linenumber" name="68" href="#68">68</a> <strong class="jxr_keyword">private</strong> DefaultMemStore memstore; -<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> <strong class="jxr_keyword">int</strong> ROW_COUNT = 10; -<a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> QUALIFIER_COUNT = ROW_COUNT; -<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 [] FAMILY = Bytes.toBytes(<span class="jxr_string">"column"</span>); -<a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">private</strong> MultiVersionConcurrencyControl mvcc; -<a class="jxr_linenumber" name="73" href="#73">73</a> <strong class="jxr_keyword">private</strong> AtomicLong startSeqNum = <strong class="jxr_keyword">new</strong> AtomicLong(0); -<a class="jxr_linenumber" name="74" href="#74">74</a> -<a class="jxr_linenumber" name="75" href="#75">75</a> @Override -<a class="jxr_linenumber" name="76" href="#76">76</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="77" href="#77">77</a> <strong class="jxr_keyword">super</strong>.setUp(); -<a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">this</strong>.mvcc = <strong class="jxr_keyword">new</strong> MultiVersionConcurrencyControl(); -<a class="jxr_linenumber" name="79" href="#79">79</a> <strong class="jxr_keyword">this</strong>.memstore = <strong class="jxr_keyword">new</strong> DefaultMemStore(); -<a class="jxr_linenumber" name="80" href="#80">80</a> } -<a class="jxr_linenumber" name="81" href="#81">81</a> -<a class="jxr_linenumber" name="82" href="#82">82</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testPutSameKey() { -<a class="jxr_linenumber" name="83" href="#83">83</a> byte [] bytes = Bytes.toBytes(getName()); -<a class="jxr_linenumber" name="84" href="#84">84</a> KeyValue kv = <strong class="jxr_keyword">new</strong> KeyValue(bytes, bytes, bytes, bytes); -<a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv); -<a class="jxr_linenumber" name="86" href="#86">86</a> byte [] other = Bytes.toBytes(<span class="jxr_string">"somethingelse"</span>); -<a class="jxr_linenumber" name="87" href="#87">87</a> KeyValue samekey = <strong class="jxr_keyword">new</strong> KeyValue(bytes, bytes, bytes, other); -<a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">this</strong>.memstore.add(samekey); -<a class="jxr_linenumber" name="89" href="#89">89</a> Cell found = <strong class="jxr_keyword">this</strong>.memstore.cellSet.first(); -<a class="jxr_linenumber" name="90" href="#90">90</a> assertEquals(1, <strong class="jxr_keyword">this</strong>.memstore.cellSet.size()); -<a class="jxr_linenumber" name="91" href="#91">91</a> assertTrue( -<a class="jxr_linenumber" name="92" href="#92">92</a> Bytes.toString(found.getValueArray(), found.getValueOffset(), found.getValueLength()), -<a class="jxr_linenumber" name="93" href="#93">93</a> CellUtil.matchingValue(samekey, found)); -<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> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="97" href="#97">97</a> <em class="jxr_javadoccomment"> * Test memstore snapshot happening while scanning.</em> -<a class="jxr_linenumber" name="98" href="#98">98</a> <em class="jxr_javadoccomment"> * @throws IOException</em> -<a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testScanAcrossSnapshot() <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">int</strong> rowCount = addRows(<strong class="jxr_keyword">this</strong>.memstore); -<a class="jxr_linenumber" name="102" href="#102">102</a> List<KeyValueScanner> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(0); -<a class="jxr_linenumber" name="103" href="#103">103</a> Scan scan = <strong class="jxr_keyword">new</strong> Scan(); -<a class="jxr_linenumber" name="104" href="#104">104</a> List<Cell> result = <strong class="jxr_keyword">new</strong> ArrayList<Cell>(); -<a class="jxr_linenumber" name="105" href="#105">105</a> Configuration conf = HBaseConfiguration.create(); -<a class="jxr_linenumber" name="106" href="#106">106</a> ScanInfo scanInfo = -<a class="jxr_linenumber" name="107" href="#107">107</a> <strong class="jxr_keyword">new</strong> ScanInfo(conf, <strong class="jxr_keyword">null</strong>, 0, 1, HConstants.LATEST_TIMESTAMP, KeepDeletedCells.FALSE, 0, -<a class="jxr_linenumber" name="108" href="#108">108</a> <strong class="jxr_keyword">this</strong>.memstore.comparator); -<a class="jxr_linenumber" name="109" href="#109">109</a> ScanType scanType = ScanType.USER_SCAN; -<a class="jxr_linenumber" name="110" href="#110">110</a> StoreScanner s = <strong class="jxr_keyword">new</strong> StoreScanner(scan, scanInfo, scanType, <strong class="jxr_keyword">null</strong>, memstorescanners); -<a class="jxr_linenumber" name="111" href="#111">111</a> <strong class="jxr_keyword">int</strong> count = 0; -<a class="jxr_linenumber" name="112" href="#112">112</a> <strong class="jxr_keyword">try</strong> { -<a class="jxr_linenumber" name="113" href="#113">113</a> <strong class="jxr_keyword">while</strong> (s.next(result)) { -<a class="jxr_linenumber" name="114" href="#114">114</a> LOG.info(result); -<a class="jxr_linenumber" name="115" href="#115">115</a> count++; -<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_comment">// Row count is same as column count.</em> -<a class="jxr_linenumber" name="117" href="#117">117</a> assertEquals(rowCount, result.size()); -<a class="jxr_linenumber" name="118" href="#118">118</a> result.clear(); -<a class="jxr_linenumber" name="119" href="#119">119</a> } -<a class="jxr_linenumber" name="120" href="#120">120</a> } <strong class="jxr_keyword">finally</strong> { -<a class="jxr_linenumber" name="121" href="#121">121</a> s.close(); -<a class="jxr_linenumber" name="122" href="#122">122</a> } -<a class="jxr_linenumber" name="123" href="#123">123</a> assertEquals(rowCount, count); -<a class="jxr_linenumber" name="124" href="#124">124</a> <strong class="jxr_keyword">for</strong> (KeyValueScanner scanner : memstorescanners) { -<a class="jxr_linenumber" name="125" href="#125">125</a> scanner.close(); -<a class="jxr_linenumber" name="126" href="#126">126</a> } -<a class="jxr_linenumber" name="127" href="#127">127</a> -<a class="jxr_linenumber" name="128" href="#128">128</a> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()); -<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_comment">// Now assert can count same number even if a snapshot mid-scan.</em> -<a class="jxr_linenumber" name="130" href="#130">130</a> s = <strong class="jxr_keyword">new</strong> StoreScanner(scan, scanInfo, scanType, <strong class="jxr_keyword">null</strong>, memstorescanners); -<a class="jxr_linenumber" name="131" href="#131">131</a> count = 0; -<a class="jxr_linenumber" name="132" href="#132">132</a> <strong class="jxr_keyword">try</strong> { -<a class="jxr_linenumber" name="133" href="#133">133</a> <strong class="jxr_keyword">while</strong> (s.next(result)) { -<a class="jxr_linenumber" name="134" href="#134">134</a> LOG.info(result); -<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_comment">// Assert the stuff is coming out in right order.</em> -<a class="jxr_linenumber" name="136" href="#136">136</a> assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count))); -<a class="jxr_linenumber" name="137" href="#137">137</a> count++; -<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_comment">// Row count is same as column count.</em> -<a class="jxr_linenumber" name="139" href="#139">139</a> assertEquals(rowCount, result.size()); -<a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">if</strong> (count == 2) { -<a class="jxr_linenumber" name="141" href="#141">141</a> <strong class="jxr_keyword">this</strong>.memstore.snapshot(); -<a class="jxr_linenumber" name="142" href="#142">142</a> LOG.info(<span class="jxr_string">"Snapshotted"</span>); -<a class="jxr_linenumber" name="143" href="#143">143</a> } -<a class="jxr_linenumber" name="144" href="#144">144</a> result.clear(); -<a class="jxr_linenumber" name="145" href="#145">145</a> } -<a class="jxr_linenumber" name="146" href="#146">146</a> } <strong class="jxr_keyword">finally</strong> { -<a class="jxr_linenumber" name="147" href="#147">147</a> s.close(); -<a class="jxr_linenumber" name="148" href="#148">148</a> } -<a class="jxr_linenumber" name="149" href="#149">149</a> assertEquals(rowCount, count); -<a class="jxr_linenumber" name="150" href="#150">150</a> <strong class="jxr_keyword">for</strong> (KeyValueScanner scanner : memstorescanners) { -<a class="jxr_linenumber" name="151" href="#151">151</a> scanner.close(); -<a class="jxr_linenumber" name="152" href="#152">152</a> } -<a class="jxr_linenumber" name="153" href="#153">153</a> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()); -<a class="jxr_linenumber" name="154" href="#154">154</a> <em class="jxr_comment">// Assert that new values are seen in kvset as we scan.</em> -<a class="jxr_linenumber" name="155" href="#155">155</a> <strong class="jxr_keyword">long</strong> ts = System.currentTimeMillis(); -<a class="jxr_linenumber" name="156" href="#156">156</a> s = <strong class="jxr_keyword">new</strong> StoreScanner(scan, scanInfo, scanType, <strong class="jxr_keyword">null</strong>, memstorescanners); -<a class="jxr_linenumber" name="157" href="#157">157</a> count = 0; -<a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">int</strong> snapshotIndex = 5; -<a class="jxr_linenumber" name="159" href="#159">159</a> <strong class="jxr_keyword">try</strong> { -<a class="jxr_linenumber" name="160" href="#160">160</a> <strong class="jxr_keyword">while</strong> (s.next(result)) { -<a class="jxr_linenumber" name="161" href="#161">161</a> LOG.info(result); -<a class="jxr_linenumber" name="162" href="#162">162</a> <em class="jxr_comment">// Assert the stuff is coming out in right order.</em> -<a class="jxr_linenumber" name="163" href="#163">163</a> assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count))); -<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_comment">// Row count is same as column count.</em> -<a class="jxr_linenumber" name="165" href="#165">165</a> assertEquals(<span class="jxr_string">"count="</span> + count + <span class="jxr_string">", result="</span> + result, rowCount, result.size()); -<a class="jxr_linenumber" name="166" href="#166">166</a> count++; -<a class="jxr_linenumber" name="167" href="#167">167</a> <strong class="jxr_keyword">if</strong> (count == snapshotIndex) { -<a class="jxr_linenumber" name="168" href="#168">168</a> MemStoreSnapshot snapshot = <strong class="jxr_keyword">this</strong>.memstore.snapshot(); -<a class="jxr_linenumber" name="169" href="#169">169</a> <strong class="jxr_keyword">this</strong>.memstore.clearSnapshot(snapshot.getId()); -<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_comment">// Added more rows into kvset. But the scanner wont see these rows.</em> -<a class="jxr_linenumber" name="171" href="#171">171</a> addRows(<strong class="jxr_keyword">this</strong>.memstore, ts); -<a class="jxr_linenumber" name="172" href="#172">172</a> LOG.info(<span class="jxr_string">"Snapshotted, cleared it and then added values (which wont be seen)"</span>); -<a class="jxr_linenumber" name="173" href="#173">173</a> } -<a class="jxr_linenumber" name="174" href="#174">174</a> result.clear(); -<a class="jxr_linenumber" name="175" href="#175">175</a> } -<a class="jxr_linenumber" name="176" href="#176">176</a> } <strong class="jxr_keyword">finally</strong> { -<a class="jxr_linenumber" name="177" href="#177">177</a> s.close(); -<a class="jxr_linenumber" name="178" href="#178">178</a> } -<a class="jxr_linenumber" name="179" href="#179">179</a> assertEquals(rowCount, count); -<a class="jxr_linenumber" name="180" href="#180">180</a> } -<a class="jxr_linenumber" name="181" href="#181">181</a> -<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_javadoccomment"> * A simple test which verifies the 3 possible states when scanning across snapshot.</em> -<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment"> * @throws IOException</em> -<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment"> * @throws CloneNotSupportedException</em> -<a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="187" href="#187">187</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testScanAcrossSnapshot2() <strong class="jxr_keyword">throws</strong> IOException, CloneNotSupportedException { -<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_comment">// we are going to the scanning across snapshot with two kvs</em> -<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_comment">// kv1 should always be returned before kv2</em> -<a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">final</strong> byte[] one = Bytes.toBytes(1); -<a class="jxr_linenumber" name="191" href="#191">191</a> <strong class="jxr_keyword">final</strong> byte[] two = Bytes.toBytes(2); -<a class="jxr_linenumber" name="192" href="#192">192</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"f"</span>); -<a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">final</strong> byte[] q = Bytes.toBytes(<span class="jxr_string">"q"</span>); -<a class="jxr_linenumber" name="194" href="#194">194</a> <strong class="jxr_keyword">final</strong> byte[] v = Bytes.toBytes(3); -<a class="jxr_linenumber" name="195" href="#195">195</a> -<a class="jxr_linenumber" name="196" href="#196">196</a> <strong class="jxr_keyword">final</strong> KeyValue kv1 = <strong class="jxr_keyword">new</strong> KeyValue(one, f, q, v); -<a class="jxr_linenumber" name="197" href="#197">197</a> <strong class="jxr_keyword">final</strong> KeyValue kv2 = <strong class="jxr_keyword">new</strong> KeyValue(two, f, q, v); +<a class="jxr_linenumber" name="64" href="#64">64</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Mockito.mock; +<a class="jxr_linenumber" name="65" href="#65">65</a> <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.mockito.Mockito.when; +<a class="jxr_linenumber" name="66" href="#66">66</a> +<a class="jxr_linenumber" name="67" href="#67">67</a> <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> memstore test case */</em> +<a class="jxr_linenumber" name="68" href="#68">68</a> @Category({RegionServerTests.<strong class="jxr_keyword">class</strong>, MediumTests.<strong class="jxr_keyword">class</strong>}) +<a class="jxr_linenumber" name="69" href="#69">69</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html">TestDefaultMemStore</a> <strong class="jxr_keyword">extends</strong> TestCase { +<a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> Log LOG = LogFactory.getLog(TestDefaultMemStore.<strong class="jxr_keyword">class</strong>); +<a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">private</strong> DefaultMemStore memstore; +<a class="jxr_linenumber" name="72" href="#72">72</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> ROW_COUNT = 10; +<a class="jxr_linenumber" name="73" href="#73">73</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> QUALIFIER_COUNT = ROW_COUNT; +<a class="jxr_linenumber" name="74" href="#74">74</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">"column"</span>); +<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">private</strong> MultiVersionConcurrencyControl mvcc; +<a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">private</strong> AtomicLong startSeqNum = <strong class="jxr_keyword">new</strong> AtomicLong(0); +<a class="jxr_linenumber" name="77" href="#77">77</a> +<a class="jxr_linenumber" name="78" href="#78">78</a> @Override +<a class="jxr_linenumber" name="79" href="#79">79</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="80" href="#80">80</a> <strong class="jxr_keyword">super</strong>.setUp(); +<a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">this</strong>.mvcc = <strong class="jxr_keyword">new</strong> MultiVersionConcurrencyControl(); +<a class="jxr_linenumber" name="82" href="#82">82</a> <strong class="jxr_keyword">this</strong>.memstore = <strong class="jxr_keyword">new</strong> DefaultMemStore(); +<a class="jxr_linenumber" name="83" href="#83">83</a> } +<a class="jxr_linenumber" name="84" href="#84">84</a> +<a class="jxr_linenumber" name="85" href="#85">85</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testPutSameKey() { +<a class="jxr_linenumber" name="86" href="#86">86</a> byte [] bytes = Bytes.toBytes(getName()); +<a class="jxr_linenumber" name="87" href="#87">87</a> KeyValue kv = <strong class="jxr_keyword">new</strong> KeyValue(bytes, bytes, bytes, bytes); +<a class="jxr_linenumber" name="88" href="#88">88</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv); +<a class="jxr_linenumber" name="89" href="#89">89</a> byte [] other = Bytes.toBytes(<span class="jxr_string">"somethingelse"</span>); +<a class="jxr_linenumber" name="90" href="#90">90</a> KeyValue samekey = <strong class="jxr_keyword">new</strong> KeyValue(bytes, bytes, bytes, other); +<a class="jxr_linenumber" name="91" href="#91">91</a> <strong class="jxr_keyword">this</strong>.memstore.add(samekey); +<a class="jxr_linenumber" name="92" href="#92">92</a> Cell found = <strong class="jxr_keyword">this</strong>.memstore.cellSet.first(); +<a class="jxr_linenumber" name="93" href="#93">93</a> assertEquals(1, <strong class="jxr_keyword">this</strong>.memstore.cellSet.size()); +<a class="jxr_linenumber" name="94" href="#94">94</a> assertTrue( +<a class="jxr_linenumber" name="95" href="#95">95</a> Bytes.toString(found.getValueArray(), found.getValueOffset(), found.getValueLength()), +<a class="jxr_linenumber" name="96" href="#96">96</a> CellUtil.matchingValue(samekey, found)); +<a class="jxr_linenumber" name="97" href="#97">97</a> } +<a class="jxr_linenumber" name="98" href="#98">98</a> +<a class="jxr_linenumber" name="99" href="#99">99</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="100" href="#100">100</a> <em class="jxr_javadoccomment"> * Test memstore snapshot happening while scanning.</em> +<a class="jxr_linenumber" name="101" href="#101">101</a> <em class="jxr_javadoccomment"> * @throws IOException</em> +<a class="jxr_linenumber" name="102" href="#102">102</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="103" href="#103">103</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testScanAcrossSnapshot() <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="104" href="#104">104</a> <strong class="jxr_keyword">int</strong> rowCount = addRows(<strong class="jxr_keyword">this</strong>.memstore); +<a class="jxr_linenumber" name="105" href="#105">105</a> List<KeyValueScanner> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(0); +<a class="jxr_linenumber" name="106" href="#106">106</a> Scan scan = <strong class="jxr_keyword">new</strong> Scan(); +<a class="jxr_linenumber" name="107" href="#107">107</a> List<Cell> result = <strong class="jxr_keyword">new</strong> ArrayList<Cell>(); +<a class="jxr_linenumber" name="108" href="#108">108</a> Configuration conf = HBaseConfiguration.create(); +<a class="jxr_linenumber" name="109" href="#109">109</a> ScanInfo scanInfo = +<a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">new</strong> ScanInfo(conf, <strong class="jxr_keyword">null</strong>, 0, 1, HConstants.LATEST_TIMESTAMP, KeepDeletedCells.FALSE, 0, +<a class="jxr_linenumber" name="111" href="#111">111</a> <strong class="jxr_keyword">this</strong>.memstore.comparator); +<a class="jxr_linenumber" name="112" href="#112">112</a> ScanType scanType = ScanType.USER_SCAN; +<a class="jxr_linenumber" name="113" href="#113">113</a> StoreScanner s = <strong class="jxr_keyword">new</strong> StoreScanner(scan, scanInfo, scanType, <strong class="jxr_keyword">null</strong>, memstorescanners); +<a class="jxr_linenumber" name="114" href="#114">114</a> <strong class="jxr_keyword">int</strong> count = 0; +<a class="jxr_linenumber" name="115" href="#115">115</a> <strong class="jxr_keyword">try</strong> { +<a class="jxr_linenumber" name="116" href="#116">116</a> <strong class="jxr_keyword">while</strong> (s.next(result)) { +<a class="jxr_linenumber" name="117" href="#117">117</a> LOG.info(result); +<a class="jxr_linenumber" name="118" href="#118">118</a> count++; +<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_comment">// Row count is same as column count.</em> +<a class="jxr_linenumber" name="120" href="#120">120</a> assertEquals(rowCount, result.size()); +<a class="jxr_linenumber" name="121" href="#121">121</a> result.clear(); +<a class="jxr_linenumber" name="122" href="#122">122</a> } +<a class="jxr_linenumber" name="123" href="#123">123</a> } <strong class="jxr_keyword">finally</strong> { +<a class="jxr_linenumber" name="124" href="#124">124</a> s.close(); +<a class="jxr_linenumber" name="125" href="#125">125</a> } +<a class="jxr_linenumber" name="126" href="#126">126</a> assertEquals(rowCount, count); +<a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">for</strong> (KeyValueScanner scanner : memstorescanners) { +<a class="jxr_linenumber" name="128" href="#128">128</a> scanner.close(); +<a class="jxr_linenumber" name="129" href="#129">129</a> } +<a class="jxr_linenumber" name="130" href="#130">130</a> +<a class="jxr_linenumber" name="131" href="#131">131</a> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()); +<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_comment">// Now assert can count same number even if a snapshot mid-scan.</em> +<a class="jxr_linenumber" name="133" href="#133">133</a> s = <strong class="jxr_keyword">new</strong> StoreScanner(scan, scanInfo, scanType, <strong class="jxr_keyword">null</strong>, memstorescanners); +<a class="jxr_linenumber" name="134" href="#134">134</a> count = 0; +<a class="jxr_linenumber" name="135" href="#135">135</a> <strong class="jxr_keyword">try</strong> { +<a class="jxr_linenumber" name="136" href="#136">136</a> <strong class="jxr_keyword">while</strong> (s.next(result)) { +<a class="jxr_linenumber" name="137" href="#137">137</a> LOG.info(result); +<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_comment">// Assert the stuff is coming out in right order.</em> +<a class="jxr_linenumber" name="139" href="#139">139</a> assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count))); +<a class="jxr_linenumber" name="140" href="#140">140</a> count++; +<a class="jxr_linenumber" name="141" href="#141">141</a> <em class="jxr_comment">// Row count is same as column count.</em> +<a class="jxr_linenumber" name="142" href="#142">142</a> assertEquals(rowCount, result.size()); +<a class="jxr_linenumber" name="143" href="#143">143</a> <strong class="jxr_keyword">if</strong> (count == 2) { +<a class="jxr_linenumber" name="144" href="#144">144</a> <strong class="jxr_keyword">this</strong>.memstore.snapshot(); +<a class="jxr_linenumber" name="145" href="#145">145</a> LOG.info(<span class="jxr_string">"Snapshotted"</span>); +<a class="jxr_linenumber" name="146" href="#146">146</a> } +<a class="jxr_linenumber" name="147" href="#147">147</a> result.clear(); +<a class="jxr_linenumber" name="148" href="#148">148</a> } +<a class="jxr_linenumber" name="149" href="#149">149</a> } <strong class="jxr_keyword">finally</strong> { +<a class="jxr_linenumber" name="150" href="#150">150</a> s.close(); +<a class="jxr_linenumber" name="151" href="#151">151</a> } +<a class="jxr_linenumber" name="152" href="#152">152</a> assertEquals(rowCount, count); +<a class="jxr_linenumber" name="153" href="#153">153</a> <strong class="jxr_keyword">for</strong> (KeyValueScanner scanner : memstorescanners) { +<a class="jxr_linenumber" name="154" href="#154">154</a> scanner.close(); +<a class="jxr_linenumber" name="155" href="#155">155</a> } +<a class="jxr_linenumber" name="156" href="#156">156</a> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()); +<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_comment">// Assert that new values are seen in kvset as we scan.</em> +<a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">long</strong> ts = System.currentTimeMillis(); +<a class="jxr_linenumber" name="159" href="#159">159</a> s = <strong class="jxr_keyword">new</strong> StoreScanner(scan, scanInfo, scanType, <strong class="jxr_keyword">null</strong>, memstorescanners); +<a class="jxr_linenumber" name="160" href="#160">160</a> count = 0; +<a class="jxr_linenumber" name="161" href="#161">161</a> <strong class="jxr_keyword">int</strong> snapshotIndex = 5; +<a class="jxr_linenumber" name="162" href="#162">162</a> <strong class="jxr_keyword">try</strong> { +<a class="jxr_linenumber" name="163" href="#163">163</a> <strong class="jxr_keyword">while</strong> (s.next(result)) { +<a class="jxr_linenumber" name="164" href="#164">164</a> LOG.info(result); +<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_comment">// Assert the stuff is coming out in right order.</em> +<a class="jxr_linenumber" name="166" href="#166">166</a> assertTrue(CellUtil.matchingRow(result.get(0), Bytes.toBytes(count))); +<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_comment">// Row count is same as column count.</em> +<a class="jxr_linenumber" name="168" href="#168">168</a> assertEquals(<span class="jxr_string">"count="</span> + count + <span class="jxr_string">", result="</span> + result, rowCount, result.size()); +<a class="jxr_linenumber" name="169" href="#169">169</a> count++; +<a class="jxr_linenumber" name="170" href="#170">170</a> <strong class="jxr_keyword">if</strong> (count == snapshotIndex) { +<a class="jxr_linenumber" name="171" href="#171">171</a> MemStoreSnapshot snapshot = <strong class="jxr_keyword">this</strong>.memstore.snapshot(); +<a class="jxr_linenumber" name="172" href="#172">172</a> <strong class="jxr_keyword">this</strong>.memstore.clearSnapshot(snapshot.getId()); +<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_comment">// Added more rows into kvset. But the scanner wont see these rows.</em> +<a class="jxr_linenumber" name="174" href="#174">174</a> addRows(<strong class="jxr_keyword">this</strong>.memstore, ts); +<a class="jxr_linenumber" name="175" href="#175">175</a> LOG.info(<span class="jxr_string">"Snapshotted, cleared it and then added values (which wont be seen)"</span>); +<a class="jxr_linenumber" name="176" href="#176">176</a> } +<a class="jxr_linenumber" name="177" href="#177">177</a> result.clear(); +<a class="jxr_linenumber" name="178" href="#178">178</a> } +<a class="jxr_linenumber" name="179" href="#179">179</a> } <strong class="jxr_keyword">finally</strong> { +<a class="jxr_linenumber" name="180" href="#180">180</a> s.close(); +<a class="jxr_linenumber" name="181" href="#181">181</a> } +<a class="jxr_linenumber" name="182" href="#182">182</a> assertEquals(rowCount, count); +<a class="jxr_linenumber" name="183" href="#183">183</a> } +<a class="jxr_linenumber" name="184" href="#184">184</a> +<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_javadoccomment"> * A simple test which verifies the 3 possible states when scanning across snapshot.</em> +<a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_javadoccomment"> * @throws IOException</em> +<a class="jxr_linenumber" name="188" href="#188">188</a> <em class="jxr_javadoccomment"> * @throws CloneNotSupportedException</em> +<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testScanAcrossSnapshot2() <strong class="jxr_keyword">throws</strong> IOException, CloneNotSupportedException { +<a class="jxr_linenumber" name="191" href="#191">191</a> <em class="jxr_comment">// we are going to the scanning across snapshot with two kvs</em> +<a class="jxr_linenumber" name="192" href="#192">192</a> <em class="jxr_comment">// kv1 should always be returned before kv2</em> +<a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">final</strong> byte[] one = Bytes.toBytes(1); +<a class="jxr_linenumber" name="194" href="#194">194</a> <strong class="jxr_keyword">final</strong> byte[] two = Bytes.toBytes(2); +<a class="jxr_linenumber" name="195" href="#195">195</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"f"</span>); +<a class="jxr_linenumber" name="196" href="#196">196</a> <strong class="jxr_keyword">final</strong> byte[] q = Bytes.toBytes(<span class="jxr_string">"q"</span>); +<a class="jxr_linenumber" name="197" href="#197">197</a> <strong class="jxr_keyword">final</strong> byte[] v = Bytes.toBytes(3); <a class="jxr_linenumber" name="198" href="#198">198</a> -<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_comment">// use case 1: both kvs in kvset</em> -<a class="jxr_linenumber" name="200" href="#200">200</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv1.clone()); -<a class="jxr_linenumber" name="201" href="#201">201</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv2.clone()); -<a class="jxr_linenumber" name="202" href="#202">202</a> verifyScanAcrossSnapshot2(kv1, kv2); -<a class="jxr_linenumber" name="203" href="#203">203</a> -<a class="jxr_linenumber" name="204" href="#204">204</a> <em class="jxr_comment">// use case 2: both kvs in snapshot</em> -<a class="jxr_linenumber" name="205" href="#205">205</a> <strong class="jxr_keyword">this</strong>.memstore.snapshot(); -<a class="jxr_linenumber" name="206" href="#206">206</a> verifyScanAcrossSnapshot2(kv1, kv2); -<a class="jxr_linenumber" name="207" href="#207">207</a> -<a class="jxr_linenumber" name="208" href="#208">208</a> <em class="jxr_comment">// use case 3: first in snapshot second in kvset</em> -<a class="jxr_linenumber" name="209" href="#209">209</a> <strong class="jxr_keyword">this</strong>.memstore = <strong class="jxr_keyword">new</strong> DefaultMemStore(); -<a class="jxr_linenumber" name="210" href="#210">210</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv1.clone()); -<a class="jxr_linenumber" name="211" href="#211">211</a> <strong class="jxr_keyword">this</strong>.memstore.snapshot(); -<a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv2.clone()); -<a class="jxr_linenumber" name="213" href="#213">213</a> verifyScanAcrossSnapshot2(kv1, kv2); -<a class="jxr_linenumber" name="214" href="#214">214</a> } -<a class="jxr_linenumber" name="215" href="#215">215</a> -<a class="jxr_linenumber" name="216" href="#216">216</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> verifyScanAcrossSnapshot2(KeyValue kv1, KeyValue kv2) -<a class="jxr_linenumber" name="217" href="#217">217</a> <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="218" href="#218">218</a> List<KeyValueScanner> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()); -<a class="jxr_linenumber" name="219" href="#219">219</a> assertEquals(1, memstorescanners.size()); -<a class="jxr_linenumber" name="220" href="#220">220</a> <strong class="jxr_keyword">final</strong> KeyValueScanner scanner = memstorescanners.get(0); -<a class="jxr_linenumber" name="221" href="#221">221</a> scanner.seek(KeyValueUtil.createFirstOnRow(HConstants.EMPTY_START_ROW)); -<a class="jxr_linenumber" name="222" href="#222">222</a> assertEquals(kv1, scanner.next()); -<a class="jxr_linenumber" name="223" href="#223">223</a> assertEquals(kv2, scanner.next()); -<a class="jxr_linenumber" name="224" href="#224">224</a> assertNull(scanner.next()); -<a class="jxr_linenumber" name="225" href="#225">225</a> } -<a class="jxr_linenumber" name="226" href="#226">226</a> -<a class="jxr_linenumber" name="227" href="#227">227</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> assertScannerResults(KeyValueScanner scanner, KeyValue[] expected) -<a class="jxr_linenumber" name="228" href="#228">228</a> <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="229" href="#229">229</a> scanner.seek(KeyValueUtil.createFirstOnRow(<strong class="jxr_keyword">new</strong> byte[]{})); -<a class="jxr_linenumber" name="230" href="#230">230</a> List<Cell> returned = Lists.newArrayList(); -<a class="jxr_linenumber" name="231" href="#231">231</a> -<a class="jxr_linenumber" name="232" href="#232">232</a> <strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) { -<a class="jxr_linenumber" name="233" href="#233">233</a> Cell next = scanner.next(); -<a class="jxr_linenumber" name="234" href="#234">234</a> <strong class="jxr_keyword">if</strong> (next == <strong class="jxr_keyword">null</strong>) <strong class="jxr_keyword">break</strong>; -<a class="jxr_linenumber" name="235" href="#235">235</a> returned.add(next); -<a class="jxr_linenumber" name="236" href="#236">236</a> } -<a class="jxr_linenumber" name="237" href="#237">237</a> -<a class="jxr_linenumber" name="238" href="#238">238</a> assertTrue( -<a class="jxr_linenumber" name="239" href="#239">239</a> <span class="jxr_string">"Got:\n"</span> + Joiner.on(<span class="jxr_string">"\n"</span>).join(returned) + -<a class="jxr_linenumber" name="240" href="#240">240</a> <span class="jxr_string">"\nExpected:\n"</span> + Joiner.on(<span class="jxr_string">"\n"</span>).join(expected), -<a class="jxr_linenumber" name="241" href="#241">241</a> Iterables.elementsEqual(Arrays.asList(expected), returned)); -<a class="jxr_linenumber" name="242" href="#242">242</a> assertNull(scanner.peek()); -<a class="jxr_linenumber" name="243" href="#243">243</a> } -<a class="jxr_linenumber" name="244" href="#244">244</a> -<a class="jxr_linenumber" name="245" href="#245">245</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testMemstoreConcurrentControl() <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="246" href="#246">246</a> <strong class="jxr_keyword">final</strong> byte[] row = Bytes.toBytes(1); -<a class="jxr_linenumber" name="247" href="#247">247</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); -<a class="jxr_linenumber" name="248" href="#248">248</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); -<a class="jxr_linenumber" name="249" href="#249">249</a> <strong class="jxr_keyword">final</strong> byte[] q2 = Bytes.toBytes(<span class="jxr_string">"q2"</span>); -<a class="jxr_linenumber" name="250" href="#250">250</a> <strong class="jxr_keyword">final</strong> byte[] v = Bytes.toBytes(<span class="jxr_string">"value"</span>); -<a class="jxr_linenumber" name="251" href="#251">251</a> -<a class="jxr_linenumber" name="252" href="#252">252</a> MultiVersionConcurrencyControl.WriteEntry w = -<a class="jxr_linenumber" name="253" href="#253">253</a> mvcc.begin(); +<a class="jxr_linenumber" name="199" href="#199">199</a> <strong class="jxr_keyword">final</strong> KeyValue kv1 = <strong class="jxr_keyword">new</strong> KeyValue(one, f, q, v); +<a class="jxr_linenumber" name="200" href="#200">200</a> <strong class="jxr_keyword">final</strong> KeyValue kv2 = <strong class="jxr_keyword">new</strong> KeyValue(two, f, q, v); +<a class="jxr_linenumber" name="201" href="#201">201</a> +<a class="jxr_linenumber" name="202" href="#202">202</a> <em class="jxr_comment">// use case 1: both kvs in kvset</em> +<a class="jxr_linenumber" name="203" href="#203">203</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv1.clone()); +<a class="jxr_linenumber" name="204" href="#204">204</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv2.clone()); +<a class="jxr_linenumber" name="205" href="#205">205</a> verifyScanAcrossSnapshot2(kv1, kv2); +<a class="jxr_linenumber" name="206" href="#206">206</a> +<a class="jxr_linenumber" name="207" href="#207">207</a> <em class="jxr_comment">// use case 2: both kvs in snapshot</em> +<a class="jxr_linenumber" name="208" href="#208">208</a> <strong class="jxr_keyword">this</strong>.memstore.snapshot(); +<a class="jxr_linenumber" name="209" href="#209">209</a> verifyScanAcrossSnapshot2(kv1, kv2); +<a class="jxr_linenumber" name="210" href="#210">210</a> +<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_comment">// use case 3: first in snapshot second in kvset</em> +<a class="jxr_linenumber" name="212" href="#212">212</a> <strong class="jxr_keyword">this</strong>.memstore = <strong class="jxr_keyword">new</strong> DefaultMemStore(); +<a class="jxr_linenumber" name="213" href="#213">213</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv1.clone()); +<a class="jxr_linenumber" name="214" href="#214">214</a> <strong class="jxr_keyword">this</strong>.memstore.snapshot(); +<a class="jxr_linenumber" name="215" href="#215">215</a> <strong class="jxr_keyword">this</strong>.memstore.add(kv2.clone()); +<a class="jxr_linenumber" name="216" href="#216">216</a> verifyScanAcrossSnapshot2(kv1, kv2); +<a class="jxr_linenumber" name="217" href="#217">217</a> } +<a class="jxr_linenumber" name="218" href="#218">218</a> +<a class="jxr_linenumber" name="219" href="#219">219</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> verifyScanAcrossSnapshot2(KeyValue kv1, KeyValue kv2) +<a class="jxr_linenumber" name="220" href="#220">220</a> <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="221" href="#221">221</a> List<KeyValueScanner> memstorescanners = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()); +<a class="jxr_linenumber" name="222" href="#222">222</a> assertEquals(1, memstorescanners.size()); +<a class="jxr_linenumber" name="223" href="#223">223</a> <strong class="jxr_keyword">final</strong> KeyValueScanner scanner = memstorescanners.get(0); +<a class="jxr_linenumber" name="224" href="#224">224</a> scanner.seek(KeyValueUtil.createFirstOnRow(HConstants.EMPTY_START_ROW)); +<a class="jxr_linenumber" name="225" href="#225">225</a> assertEquals(kv1, scanner.next()); +<a class="jxr_linenumber" name="226" href="#226">226</a> assertEquals(kv2, scanner.next()); +<a class="jxr_linenumber" name="227" href="#227">227</a> assertNull(scanner.next()); +<a class="jxr_linenumber" name="228" href="#228">228</a> } +<a class="jxr_linenumber" name="229" href="#229">229</a> +<a class="jxr_linenumber" name="230" href="#230">230</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> assertScannerResults(KeyValueScanner scanner, KeyValue[] expected) +<a class="jxr_linenumber" name="231" href="#231">231</a> <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="232" href="#232">232</a> scanner.seek(KeyValueUtil.createFirstOnRow(<strong class="jxr_keyword">new</strong> byte[]{})); +<a class="jxr_linenumber" name="233" href="#233">233</a> List<Cell> returned = Lists.newArrayList(); +<a class="jxr_linenumber" name="234" href="#234">234</a> +<a class="jxr_linenumber" name="235" href="#235">235</a> <strong class="jxr_keyword">while</strong> (<strong class="jxr_keyword">true</strong>) { +<a class="jxr_linenumber" name="236" href="#236">236</a> Cell next = scanner.next(); +<a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">if</strong> (next == <strong class="jxr_keyword">null</strong>) <strong class="jxr_keyword">break</strong>; +<a class="jxr_linenumber" name="238" href="#238">238</a> returned.add(next); +<a class="jxr_linenumber" name="239" href="#239">239</a> } +<a class="jxr_linenumber" name="240" href="#240">240</a> +<a class="jxr_linenumber" name="241" href="#241">241</a> assertTrue( +<a class="jxr_linenumber" name="242" href="#242">242</a> <span class="jxr_string">"Got:\n"</span> + Joiner.on(<span class="jxr_string">"\n"</span>).join(returned) + +<a class="jxr_linenumber" name="243" href="#243">243</a> <span class="jxr_string">"\nExpected:\n"</span> + Joiner.on(<span class="jxr_string">"\n"</span>).join(expected), +<a class="jxr_linenumber" name="244" href="#244">244</a> Iterables.elementsEqual(Arrays.asList(expected), returned)); +<a class="jxr_linenumber" name="245" href="#245">245</a> assertNull(scanner.peek()); +<a class="jxr_linenumber" name="246" href="#246">246</a> } +<a class="jxr_linenumber" name="247" href="#247">247</a> +<a class="jxr_linenumber" name="248" href="#248">248</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testMemstoreConcurrentControl() <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="249" href="#249">249</a> <strong class="jxr_keyword">final</strong> byte[] row = Bytes.toBytes(1); +<a class="jxr_linenumber" name="250" href="#250">250</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); +<a class="jxr_linenumber" name="251" href="#251">251</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); +<a class="jxr_linenumber" name="252" href="#252">252</a> <strong class="jxr_keyword">final</strong> byte[] q2 = Bytes.toBytes(<span class="jxr_string">"q2"</span>); +<a class="jxr_linenumber" name="253" href="#253">253</a> <strong class="jxr_keyword">final</strong> byte[] v = Bytes.toBytes(<span class="jxr_string">"value"</span>); <a class="jxr_linenumber" name="254" href="#254">254</a> -<a class="jxr_linenumber" name="255" href="#255">255</a> KeyValue kv1 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v); -<a class="jxr_linenumber" name="256" href="#256">256</a> kv1.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="257" href="#257">257</a> memstore.add(kv1); -<a class="jxr_linenumber" name="258" href="#258">258</a> -<a class="jxr_linenumber" name="259" href="#259">259</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="260" href="#260">260</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{}); +<a class="jxr_linenumber" name="255" href="#255">255</a> MultiVersionConcurrencyControl.WriteEntry w = +<a class="jxr_linenumber" name="256" href="#256">256</a> mvcc.begin(); +<a class="jxr_linenumber" name="257" href="#257">257</a> +<a class="jxr_linenumber" name="258" href="#258">258</a> KeyValue kv1 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v); +<a class="jxr_linenumber" name="259" href="#259">259</a> kv1.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="260" href="#260">260</a> memstore.add(kv1); <a class="jxr_linenumber" name="261" href="#261">261</a> -<a class="jxr_linenumber" name="262" href="#262">262</a> mvcc.completeAndWait(w); -<a class="jxr_linenumber" name="263" href="#263">263</a> -<a class="jxr_linenumber" name="264" href="#264">264</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="265" href="#265">265</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv1}); +<a class="jxr_linenumber" name="262" href="#262">262</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="263" href="#263">263</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{}); +<a class="jxr_linenumber" name="264" href="#264">264</a> +<a class="jxr_linenumber" name="265" href="#265">265</a> mvcc.completeAndWait(w); <a class="jxr_linenumber" name="266" href="#266">266</a> -<a class="jxr_linenumber" name="267" href="#267">267</a> w = mvcc.begin(); -<a class="jxr_linenumber" name="268" href="#268">268</a> KeyValue kv2 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v); -<a class="jxr_linenumber" name="269" href="#269">269</a> kv2.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="270" href="#270">270</a> memstore.add(kv2); -<a class="jxr_linenumber" name="271" href="#271">271</a> -<a class="jxr_linenumber" name="272" href="#272">272</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="273" href="#273">273</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv1}); +<a class="jxr_linenumber" name="267" href="#267">267</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="268" href="#268">268</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv1}); +<a class="jxr_linenumber" name="269" href="#269">269</a> +<a class="jxr_linenumber" name="270" href="#270">270</a> w = mvcc.begin(); +<a class="jxr_linenumber" name="271" href="#271">271</a> KeyValue kv2 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v); +<a class="jxr_linenumber" name="272" href="#272">272</a> kv2.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="273" href="#273">273</a> memstore.add(kv2); <a class="jxr_linenumber" name="274" href="#274">274</a> -<a class="jxr_linenumber" name="275" href="#275">275</a> mvcc.completeAndWait(w); -<a class="jxr_linenumber" name="276" href="#276">276</a> -<a class="jxr_linenumber" name="277" href="#277">277</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="278" href="#278">278</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv1, kv2}); -<a class="jxr_linenumber" name="279" href="#279">279</a> } -<a class="jxr_linenumber" name="280" href="#280">280</a> -<a class="jxr_linenumber" name="281" href="#281">281</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="282" href="#282">282</a> <em class="jxr_javadoccomment"> * Regression test for HBASE-2616, HBASE-2670.</em> -<a class="jxr_linenumber" name="283" href="#283">283</a> <em class="jxr_javadoccomment"> * When we insert a higher-memstoreTS version of a cell but with</em> -<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment"> * the same timestamp, we still need to provide consistent reads</em> -<a class="jxr_linenumber" name="285" href="#285">285</a> <em class="jxr_javadoccomment"> * for the same scanner.</em> -<a class="jxr_linenumber" name="286" href="#286">286</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="287" href="#287">287</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testMemstoreEditsVisibilityWithSameKey() <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="288" href="#288">288</a> <strong class="jxr_keyword">final</strong> byte[] row = Bytes.toBytes(1); -<a class="jxr_linenumber" name="289" href="#289">289</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); -<a class="jxr_linenumber" name="290" href="#290">290</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); -<a class="jxr_linenumber" name="291" href="#291">291</a> <strong class="jxr_keyword">final</strong> byte[] q2 = Bytes.toBytes(<span class="jxr_string">"q2"</span>); -<a class="jxr_linenumber" name="292" href="#292">292</a> <strong class="jxr_keyword">final</strong> byte[] v1 = Bytes.toBytes(<span class="jxr_string">"value1"</span>); -<a class="jxr_linenumber" name="293" href="#293">293</a> <strong class="jxr_keyword">final</strong> byte[] v2 = Bytes.toBytes(<span class="jxr_string">"value2"</span>); -<a class="jxr_linenumber" name="294" href="#294">294</a> -<a class="jxr_linenumber" name="295" href="#295">295</a> <em class="jxr_comment">// INSERT 1: Write both columns val1</em> -<a class="jxr_linenumber" name="296" href="#296">296</a> MultiVersionConcurrencyControl.WriteEntry w = -<a class="jxr_linenumber" name="297" href="#297">297</a> mvcc.begin(); -<a class="jxr_linenumber" name="298" href="#298">298</a> -<a class="jxr_linenumber" name="299" href="#299">299</a> KeyValue kv11 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v1); -<a class="jxr_linenumber" name="300" href="#300">300</a> kv11.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="301" href="#301">301</a> memstore.add(kv11); -<a class="jxr_linenumber" name="302" href="#302">302</a> -<a class="jxr_linenumber" name="303" href="#303">303</a> KeyValue kv12 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v1); -<a class="jxr_linenumber" name="304" href="#304">304</a> kv12.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="305" href="#305">305</a> memstore.add(kv12); -<a class="jxr_linenumber" name="306" href="#306">306</a> mvcc.completeAndWait(w); -<a class="jxr_linenumber" name="307" href="#307">307</a> -<a class="jxr_linenumber" name="308" href="#308">308</a> <em class="jxr_comment">// BEFORE STARTING INSERT 2, SEE FIRST KVS</em> -<a class="jxr_linenumber" name="309" href="#309">309</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="310" href="#310">310</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); -<a class="jxr_linenumber" name="311" href="#311">311</a> -<a class="jxr_linenumber" name="312" href="#312">312</a> <em class="jxr_comment">// START INSERT 2: Write both columns val2</em> -<a class="jxr_linenumber" name="313" href="#313">313</a> w = mvcc.begin(); -<a class="jxr_linenumber" name="314" href="#314">314</a> KeyValue kv21 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v2); -<a class="jxr_linenumber" name="315" href="#315">315</a> kv21.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="316" href="#316">316</a> memstore.add(kv21); -<a class="jxr_linenumber" name="317" href="#317">317</a> -<a class="jxr_linenumber" name="318" href="#318">318</a> KeyValue kv22 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v2); -<a class="jxr_linenumber" name="319" href="#319">319</a> kv22.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="320" href="#320">320</a> memstore.add(kv22); -<a class="jxr_linenumber" name="321" href="#321">321</a> -<a class="jxr_linenumber" name="322" href="#322">322</a> <em class="jxr_comment">// BEFORE COMPLETING INSERT 2, SEE FIRST KVS</em> -<a class="jxr_linenumber" name="323" href="#323">323</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="324" href="#324">324</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); -<a class="jxr_linenumber" name="325" href="#325">325</a> -<a class="jxr_linenumber" name="326" href="#326">326</a> <em class="jxr_comment">// COMPLETE INSERT 2</em> -<a class="jxr_linenumber" name="327" href="#327">327</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="275" href="#275">275</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="276" href="#276">276</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv1}); +<a class="jxr_linenumber" name="277" href="#277">277</a> +<a class="jxr_linenumber" name="278" href="#278">278</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="279" href="#279">279</a> +<a class="jxr_linenumber" name="280" href="#280">280</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="281" href="#281">281</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv1, kv2}); +<a class="jxr_linenumber" name="282" href="#282">282</a> } +<a class="jxr_linenumber" name="283" href="#283">283</a> +<a class="jxr_linenumber" name="284" href="#284">284</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="285" href="#285">285</a> <em class="jxr_javadoccomment"> * Regression test for HBASE-2616, HBASE-2670.</em> +<a class="jxr_linenumber" name="286" href="#286">286</a> <em class="jxr_javadoccomment"> * When we insert a higher-memstoreTS version of a cell but with</em> +<a class="jxr_linenumber" name="287" href="#287">287</a> <em class="jxr_javadoccomment"> * the same timestamp, we still need to provide consistent reads</em> +<a class="jxr_linenumber" name="288" href="#288">288</a> <em class="jxr_javadoccomment"> * for the same scanner.</em> +<a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="290" href="#290">290</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testMemstoreEditsVisibilityWithSameKey() <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="291" href="#291">291</a> <strong class="jxr_keyword">final</strong> byte[] row = Bytes.toBytes(1); +<a class="jxr_linenumber" name="292" href="#292">292</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); +<a class="jxr_linenumber" name="293" href="#293">293</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); +<a class="jxr_linenumber" name="294" href="#294">294</a> <strong class="jxr_keyword">final</strong> byte[] q2 = Bytes.toBytes(<span class="jxr_string">"q2"</span>); +<a class="jxr_linenumber" name="295" href="#295">295</a> <strong class="jxr_keyword">final</strong> byte[] v1 = Bytes.toBytes(<span class="jxr_string">"value1"</span>); +<a class="jxr_linenumber" name="296" href="#296">296</a> <strong class="jxr_keyword">final</strong> byte[] v2 = Bytes.toBytes(<span class="jxr_string">"value2"</span>); +<a class="jxr_linenumber" name="297" href="#297">297</a> +<a class="jxr_linenumber" name="298" href="#298">298</a> <em class="jxr_comment">// INSERT 1: Write both columns val1</em> +<a class="jxr_linenumber" name="299" href="#299">299</a> MultiVersionConcurrencyControl.WriteEntry w = +<a class="jxr_linenumber" name="300" href="#300">300</a> mvcc.begin(); +<a class="jxr_linenumber" name="301" href="#301">301</a> +<a class="jxr_linenumber" name="302" href="#302">302</a> KeyValue kv11 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v1); +<a class="jxr_linenumber" name="303" href="#303">303</a> kv11.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="304" href="#304">304</a> memstore.add(kv11); +<a class="jxr_linenumber" name="305" href="#305">305</a> +<a class="jxr_linenumber" name="306" href="#306">306</a> KeyValue kv12 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v1); +<a class="jxr_linenumber" name="307" href="#307">307</a> kv12.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="308" href="#308">308</a> memstore.add(kv12); +<a class="jxr_linenumber" name="309" href="#309">309</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="310" href="#310">310</a> +<a class="jxr_linenumber" name="311" href="#311">311</a> <em class="jxr_comment">// BEFORE STARTING INSERT 2, SEE FIRST KVS</em> +<a class="jxr_linenumber" name="312" href="#312">312</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="313" href="#313">313</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); +<a class="jxr_linenumber" name="314" href="#314">314</a> +<a class="jxr_linenumber" name="315" href="#315">315</a> <em class="jxr_comment">// START INSERT 2: Write both columns val2</em> +<a class="jxr_linenumber" name="316" href="#316">316</a> w = mvcc.begin(); +<a class="jxr_linenumber" name="317" href="#317">317</a> KeyValue kv21 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v2); +<a class="jxr_linenumber" name="318" href="#318">318</a> kv21.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="319" href="#319">319</a> memstore.add(kv21); +<a class="jxr_linenumber" name="320" href="#320">320</a> +<a class="jxr_linenumber" name="321" href="#321">321</a> KeyValue kv22 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v2); +<a class="jxr_linenumber" name="322" href="#322">322</a> kv22.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="323" href="#323">323</a> memstore.add(kv22); +<a class="jxr_linenumber" name="324" href="#324">324</a> +<a class="jxr_linenumber" name="325" href="#325">325</a> <em class="jxr_comment">// BEFORE COMPLETING INSERT 2, SEE FIRST KVS</em> +<a class="jxr_linenumber" name="326" href="#326">326</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="327" href="#327">327</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); <a class="jxr_linenumber" name="328" href="#328">328</a> -<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_comment">// NOW SHOULD SEE NEW KVS IN ADDITION TO OLD KVS.</em> -<a class="jxr_linenumber" name="330" href="#330">330</a> <em class="jxr_comment">// See HBASE-1485 for discussion about what we should do with</em> -<a class="jxr_linenumber" name="331" href="#331">331</a> <em class="jxr_comment">// the duplicate-TS inserts</em> -<a class="jxr_linenumber" name="332" href="#332">332</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="333" href="#333">333</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv21, kv11, kv22, kv12}); -<a class="jxr_linenumber" name="334" href="#334">334</a> } -<a class="jxr_linenumber" name="335" href="#335">335</a> -<a class="jxr_linenumber" name="336" href="#336">336</a> <em class="jxr_javadoccomment">/**</em> -<a class="jxr_linenumber" name="337" href="#337">337</a> <em class="jxr_javadoccomment"> * When we insert a higher-memstoreTS deletion of a cell but with</em> -<a class="jxr_linenumber" name="338" href="#338">338</a> <em class="jxr_javadoccomment"> * the same timestamp, we still need to provide consistent reads</em> -<a class="jxr_linenumber" name="339" href="#339">339</a> <em class="jxr_javadoccomment"> * for the same scanner.</em> -<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment"> */</em> -<a class="jxr_linenumber" name="341" href="#341">341</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testMemstoreDeletesVisibilityWithSameKey() <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="342" href="#342">342</a> <strong class="jxr_keyword">final</strong> byte[] row = Bytes.toBytes(1); -<a class="jxr_linenumber" name="343" href="#343">343</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); -<a class="jxr_linenumber" name="344" href="#344">344</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); -<a class="jxr_linenumber" name="345" href="#345">345</a> <strong class="jxr_keyword">final</strong> byte[] q2 = Bytes.toBytes(<span class="jxr_string">"q2"</span>); -<a class="jxr_linenumber" name="346" href="#346">346</a> <strong class="jxr_keyword">final</strong> byte[] v1 = Bytes.toBytes(<span class="jxr_string">"value1"</span>); -<a class="jxr_linenumber" name="347" href="#347">347</a> <em class="jxr_comment">// INSERT 1: Write both columns val1</em> -<a class="jxr_linenumber" name="348" href="#348">348</a> MultiVersionConcurrencyControl.WriteEntry w = -<a class="jxr_linenumber" name="349" href="#349">349</a> mvcc.begin(); -<a class="jxr_linenumber" name="350" href="#350">350</a> -<a class="jxr_linenumber" name="351" href="#351">351</a> KeyValue kv11 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v1); -<a class="jxr_linenumber" name="352" href="#352">352</a> kv11.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="353" href="#353">353</a> memstore.add(kv11); -<a class="jxr_linenumber" name="354" href="#354">354</a> -<a class="jxr_linenumber" name="355" href="#355">355</a> KeyValue kv12 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v1); -<a class="jxr_linenumber" name="356" href="#356">356</a> kv12.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="357" href="#357">357</a> memstore.add(kv12); -<a class="jxr_linenumber" name="358" href="#358">358</a> mvcc.completeAndWait(w); -<a class="jxr_linenumber" name="359" href="#359">359</a> -<a class="jxr_linenumber" name="360" href="#360">360</a> <em class="jxr_comment">// BEFORE STARTING INSERT 2, SEE FIRST KVS</em> -<a class="jxr_linenumber" name="361" href="#361">361</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="362" href="#362">362</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); -<a class="jxr_linenumber" name="363" href="#363">363</a> -<a class="jxr_linenumber" name="364" href="#364">364</a> <em class="jxr_comment">// START DELETE: Insert delete for one of the columns</em> -<a class="jxr_linenumber" name="365" href="#365">365</a> w = mvcc.begin(); -<a class="jxr_linenumber" name="366" href="#366">366</a> KeyValue kvDel = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, kv11.getTimestamp(), -<a class="jxr_linenumber" name="367" href="#367">367</a> KeyValue.Type.DeleteColumn); -<a class="jxr_linenumber" name="368" href="#368">368</a> kvDel.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="369" href="#369">369</a> memstore.add(kvDel); -<a class="jxr_linenumber" name="370" href="#370">370</a> -<a class="jxr_linenumber" name="371" href="#371">371</a> <em class="jxr_comment">// BEFORE COMPLETING DELETE, SEE FIRST KVS</em> -<a class="jxr_linenumber" name="372" href="#372">372</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="373" href="#373">373</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); -<a class="jxr_linenumber" name="374" href="#374">374</a> -<a class="jxr_linenumber" name="375" href="#375">375</a> <em class="jxr_comment">// COMPLETE DELETE</em> -<a class="jxr_linenumber" name="376" href="#376">376</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="329" href="#329">329</a> <em class="jxr_comment">// COMPLETE INSERT 2</em> +<a class="jxr_linenumber" name="330" href="#330">330</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="331" href="#331">331</a> +<a class="jxr_linenumber" name="332" href="#332">332</a> <em class="jxr_comment">// NOW SHOULD SEE NEW KVS IN ADDITION TO OLD KVS.</em> +<a class="jxr_linenumber" name="333" href="#333">333</a> <em class="jxr_comment">// See HBASE-1485 for discussion about what we should do with</em> +<a class="jxr_linenumber" name="334" href="#334">334</a> <em class="jxr_comment">// the duplicate-TS inserts</em> +<a class="jxr_linenumber" name="335" href="#335">335</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="336" href="#336">336</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv21, kv11, kv22, kv12}); +<a class="jxr_linenumber" name="337" href="#337">337</a> } +<a class="jxr_linenumber" name="338" href="#338">338</a> +<a class="jxr_linenumber" name="339" href="#339">339</a> <em class="jxr_javadoccomment">/**</em> +<a class="jxr_linenumber" name="340" href="#340">340</a> <em class="jxr_javadoccomment"> * When we insert a higher-memstoreTS deletion of a cell but with</em> +<a class="jxr_linenumber" name="341" href="#341">341</a> <em class="jxr_javadoccomment"> * the same timestamp, we still need to provide consistent reads</em> +<a class="jxr_linenumber" name="342" href="#342">342</a> <em class="jxr_javadoccomment"> * for the same scanner.</em> +<a class="jxr_linenumber" name="343" href="#343">343</a> <em class="jxr_javadoccomment"> */</em> +<a class="jxr_linenumber" name="344" href="#344">344</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> testMemstoreDeletesVisibilityWithSameKey() <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="345" href="#345">345</a> <strong class="jxr_keyword">final</strong> byte[] row = Bytes.toBytes(1); +<a class="jxr_linenumber" name="346" href="#346">346</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); +<a class="jxr_linenumber" name="347" href="#347">347</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); +<a class="jxr_linenumber" name="348" href="#348">348</a> <strong class="jxr_keyword">final</strong> byte[] q2 = Bytes.toBytes(<span class="jxr_string">"q2"</span>); +<a class="jxr_linenumber" name="349" href="#349">349</a> <strong class="jxr_keyword">final</strong> byte[] v1 = Bytes.toBytes(<span class="jxr_string">"value1"</span>); +<a class="jxr_linenumber" name="350" href="#350">350</a> <em class="jxr_comment">// INSERT 1: Write both columns val1</em> +<a class="jxr_linenumber" name="351" href="#351">351</a> MultiVersionConcurrencyControl.WriteEntry w = +<a class="jxr_linenumber" name="352" href="#352">352</a> mvcc.begin(); +<a class="jxr_linenumber" name="353" href="#353">353</a> +<a class="jxr_linenumber" name="354" href="#354">354</a> KeyValue kv11 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, v1); +<a class="jxr_linenumber" name="355" href="#355">355</a> kv11.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="356" href="#356">356</a> memstore.add(kv11); +<a class="jxr_linenumber" name="357" href="#357">357</a> +<a class="jxr_linenumber" name="358" href="#358">358</a> KeyValue kv12 = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, v1); +<a class="jxr_linenumber" name="359" href="#359">359</a> kv12.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="360" href="#360">360</a> memstore.add(kv12); +<a class="jxr_linenumber" name="361" href="#361">361</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="362" href="#362">362</a> +<a class="jxr_linenumber" name="363" href="#363">363</a> <em class="jxr_comment">// BEFORE STARTING INSERT 2, SEE FIRST KVS</em> +<a class="jxr_linenumber" name="364" href="#364">364</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="365" href="#365">365</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); +<a class="jxr_linenumber" name="366" href="#366">366</a> +<a class="jxr_linenumber" name="367" href="#367">367</a> <em class="jxr_comment">// START DELETE: Insert delete for one of the columns</em> +<a class="jxr_linenumber" name="368" href="#368">368</a> w = mvcc.begin(); +<a class="jxr_linenumber" name="369" href="#369">369</a> KeyValue kvDel = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q2, kv11.getTimestamp(), +<a class="jxr_linenumber" name="370" href="#370">370</a> KeyValue.Type.DeleteColumn); +<a class="jxr_linenumber" name="371" href="#371">371</a> kvDel.setSequenceId(w.getWriteNumber()); +<a class="jxr_linenumber" name="372" href="#372">372</a> memstore.add(kvDel); +<a class="jxr_linenumber" name="373" href="#373">373</a> +<a class="jxr_linenumber" name="374" href="#374">374</a> <em class="jxr_comment">// BEFORE COMPLETING DELETE, SEE FIRST KVS</em> +<a class="jxr_linenumber" name="375" href="#375">375</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="376" href="#376">376</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kv12}); <a class="jxr_linenumber" name="377" href="#377">377</a> -<a class="jxr_linenumber" name="378" href="#378">378</a> <em class="jxr_comment">// NOW WE SHOULD SEE DELETE</em> -<a class="jxr_linenumber" name="379" href="#379">379</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="380" href="#380">380</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kvDel, kv12}); -<a class="jxr_linenumber" name="381" href="#381">381</a> } -<a class="jxr_linenumber" name="382" href="#382">382</a> -<a class="jxr_linenumber" name="383" href="#383">383</a> -<a class="jxr_linenumber" name="384" href="#384">384</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html">ReadOwnWritesTester</a> <strong class="jxr_keyword">extends</strong> Thread { -<a class="jxr_linenumber" name="385" href="#385">385</a> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> NUM_TRIES = 1000; +<a class="jxr_linenumber" name="378" href="#378">378</a> <em class="jxr_comment">// COMPLETE DELETE</em> +<a class="jxr_linenumber" name="379" href="#379">379</a> mvcc.completeAndWait(w); +<a class="jxr_linenumber" name="380" href="#380">380</a> +<a class="jxr_linenumber" name="381" href="#381">381</a> <em class="jxr_comment">// NOW WE SHOULD SEE DELETE</em> +<a class="jxr_linenumber" name="382" href="#382">382</a> s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); +<a class="jxr_linenumber" name="383" href="#383">383</a> assertScannerResults(s, <strong class="jxr_keyword">new</strong> KeyValue[]{kv11, kvDel, kv12}); +<a class="jxr_linenumber" name="384" href="#384">384</a> } +<a class="jxr_linenumber" name="385" href="#385">385</a> <a class="jxr_linenumber" name="386" href="#386">386</a> -<a class="jxr_linenumber" name="387" href="#387">387</a> <strong class="jxr_keyword">final</strong> byte[] row; -<a class="jxr_linenumber" name="388" href="#388">388</a> -<a class="jxr_linenumber" name="389" href="#389">389</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); -<a class="jxr_linenumber" name="390" href="#390">390</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); +<a class="jxr_linenumber" name="387" href="#387">387</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html">ReadOwnWritesTester</a> <strong class="jxr_keyword">extends</strong> Thread { +<a class="jxr_linenumber" name="388" href="#388">388</a> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> NUM_TRIES = 1000; +<a class="jxr_linenumber" name="389" href="#389">389</a> +<a class="jxr_linenumber" name="390" href="#390">390</a> <strong class="jxr_keyword">final</strong> byte[] row; <a class="jxr_linenumber" name="391" href="#391">391</a> -<a class="jxr_linenumber" name="392" href="#392">392</a> <strong class="jxr_keyword">final</strong> MultiVersionConcurrencyControl mvcc; -<a class="jxr_linenumber" name="393" href="#393">393</a> <strong class="jxr_keyword">final</strong> MemStore memstore; -<a class="jxr_linenumber" name="394" href="#394">394</a> <strong class="jxr_keyword">final</strong> AtomicLong startSeqNum; -<a class="jxr_linenumber" name="395" href="#395">395</a> -<a class="jxr_linenumber" name="396" href="#396">396</a> AtomicReference<Throwable> caughtException; -<a class="jxr_linenumber" name="397" href="#397">397</a> +<a class="jxr_linenumber" name="392" href="#392">392</a> <strong class="jxr_keyword">final</strong> byte[] f = Bytes.toBytes(<span class="jxr_string">"family"</span>); +<a class="jxr_linenumber" name="393" href="#393">393</a> <strong class="jxr_keyword">final</strong> byte[] q1 = Bytes.toBytes(<span class="jxr_string">"q1"</span>); +<a class="jxr_linenumber" name="394" href="#394">394</a> +<a class="jxr_linenumber" name="395" href="#395">395</a> <strong class="jxr_keyword">final</strong> MultiVersionConcurrencyControl mvcc; +<a class="jxr_linenumber" name="396" href="#396">396</a> <strong class="jxr_keyword">final</strong> MemStore memstore; +<a class="jxr_linenumber" name="397" href="#397">397</a> <strong class="jxr_keyword">final</strong> AtomicLong startSeqNum; <a class="jxr_linenumber" name="398" href="#398">398</a> -<a class="jxr_linenumber" name="399" href="#399">399</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html">ReadOwnWritesTester</a>(<strong class="jxr_keyword">int</strong> id, -<a class="jxr_linenumber" name="400" href="#400">400</a> MemStore memstore, -<a class="jxr_linenumber" name="401" href="#401">401</a> MultiVersionConcurrencyControl mvcc, -<a class="jxr_linenumber" name="402" href="#402">402</a> AtomicReference<Throwable> caughtException, -<a class="jxr_linenumber" name="403" href="#403">403</a> AtomicLong startSeqNum) -<a class="jxr_linenumber" name="404" href="#404">404</a> { -<a class="jxr_linenumber" name="405" href="#405">405</a> <strong class="jxr_keyword">this</strong>.mvcc = mvcc; -<a class="jxr_linenumber" name="406" href="#406">406</a> <strong class="jxr_keyword">this</strong>.memstore = memstore; -<a class="jxr_linenumber" name="407" href="#407">407</a> <strong class="jxr_keyword">this</strong>.caughtException = caughtException; -<a class="jxr_linenumber" name="408" href="#408">408</a> row = Bytes.toBytes(id); -<a class="jxr_linenumber" name="409" href="#409">409</a> <strong class="jxr_keyword">this</strong>.startSeqNum = startSeqNum; -<a class="jxr_linenumber" name="410" href="#410">410</a> } -<a class="jxr_linenumber" name="411" href="#411">411</a> -<a class="jxr_linenumber" name="412" href="#412">412</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run() { -<a class="jxr_linenumber" name="413" href="#413">413</a> <strong class="jxr_keyword">try</strong> { -<a class="jxr_linenumber" name="414" href="#414">414</a> internalRun(); -<a class="jxr_linenumber" name="415" href="#415">415</a> } <strong class="jxr_keyword">catch</strong> (Throwable t) { -<a class="jxr_linenumber" name="416" href="#416">416</a> caughtException.compareAndSet(<strong class="jxr_keyword">null</strong>, t); -<a class="jxr_linenumber" name="417" href="#417">417</a> } -<a class="jxr_linenumber" name="418" href="#418">418</a> } -<a class="jxr_linenumber" name="419" href="#419">419</a> -<a class="jxr_linenumber" name="420" href="#420">420</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> internalRun() <strong class="jxr_keyword">throws</strong> IOException { -<a class="jxr_linenumber" name="421" href="#421">421</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">long</strong> i = 0; i < NUM_TRIES && caughtException.get() == <strong class="jxr_keyword">null</strong>; i++) { -<a class="jxr_linenumber" name="422" href="#422">422</a> MultiVersionConcurrencyControl.WriteEntry w = -<a class="jxr_linenumber" name="423" href="#423">423</a> mvcc.begin(); -<a class="jxr_linenumber" name="424" href="#424">424</a> -<a class="jxr_linenumber" name="425" href="#425">425</a> <em class="jxr_comment">// Insert the sequence value (i)</em> -<a class="jxr_linenumber" name="426" href="#426">426</a> byte[] v = Bytes.toBytes(i); +<a class="jxr_linenumber" name="399" href="#399">399</a> AtomicReference<Throwable> caughtException; +<a class="jxr_linenumber" name="400" href="#400">400</a> +<a class="jxr_linenumber" name="401" href="#401">401</a> +<a class="jxr_linenumber" name="402" href="#402">402</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/TestDefaultMemStore.html">ReadOwnWritesTester</a>(<strong class="jxr_keyword">int</strong> id, +<a class="jxr_linenumber" name="403" href="#403">403</a> MemStore memstore, +<a class="jxr_linenumber" name="404" href="#404">404</a> MultiVersionConcurrencyControl mvcc, +<a class="jxr_linenumber" name="405" href="#405">405</a> AtomicReference<Throwable> caughtException, +<a class="jxr_linenumber" name="406" href="#406">406</a> AtomicLong startSeqNum) +<a class="jxr_linenumber" name="407" href="#407">407</a> { +<a class="jxr_linenumber" name="408" href="#408">408</a> <strong class="jxr_keyword">this</strong>.mvcc = mvcc; +<a class="jxr_linenumber" name="409" href="#409">409</a> <strong class="jxr_keyword">this</strong>.memstore = memstore; +<a class="jxr_linenumber" name="410" href="#410">410</a> <strong class="jxr_keyword">this</strong>.caughtException = caughtException; +<a class="jxr_linenumber" name="411" href="#411">411</a> row = Bytes.toBytes(id); +<a class="jxr_linenumber" name="412" href="#412">412</a> <strong class="jxr_keyword">this</strong>.startSeqNum = startSeqNum; +<a class="jxr_linenumber" name="413" href="#413">413</a> } +<a class="jxr_linenumber" name="414" href="#414">414</a> +<a class="jxr_linenumber" name="415" href="#415">415</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> run() { +<a class="jxr_linenumber" name="416" href="#416">416</a> <strong class="jxr_keyword">try</strong> { +<a class="jxr_linenumber" name="417" href="#417">417</a> internalRun(); +<a class="jxr_linenumber" name="418" href="#418">418</a> } <strong class="jxr_keyword">catch</strong> (Throwable t) { +<a class="jxr_linenumber" name="419" href="#419">419</a> caughtException.compareAndSet(<strong class="jxr_keyword">null</strong>, t); +<a class="jxr_linenumber" name="420" href="#420">420</a> } +<a class="jxr_linenumber" name="421" href="#421">421</a> } +<a class="jxr_linenumber" name="422" href="#422">422</a> +<a class="jxr_linenumber" name="423" href="#423">423</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> internalRun() <strong class="jxr_keyword">throws</strong> IOException { +<a class="jxr_linenumber" name="424" href="#424">424</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">long</strong> i = 0; i < NUM_TRIES && caughtException.get() == <strong class="jxr_keyword">null</strong>; i++) { +<a class="jxr_linenumber" name="425" href="#425">425</a> MultiVersionConcurrencyControl.WriteEntry w = +<a class="jxr_linenumber" name="426" href="#426">426</a> mvcc.begin(); <a class="jxr_linenumber" name="427" href="#427">427</a> -<a class="jxr_linenumber" name="428" href="#428">428</a> KeyValue kv = <strong class="jxr_keyword">new</strong> KeyValue(row, f, q1, i, v); -<a class="jxr_linenumber" name="429" href="#429">429</a> kv.setSequenceId(w.getWriteNumber()); -<a class="jxr_linenumber" name="430" href="#430">430</a> memstore.add(kv); -<a class="jxr_linenumber" name="431" href="#431">431</a> mvcc.completeAndWait(w); -<a class="jxr_linenumber" name="432" href="#432">432</a> -<a class="jxr_linenumber" name="433" href="#433">433</a> <em class="jxr_comment">// Assert that we can read back</em> -<a class="jxr_linenumber" name="434" href="#434">434</a> KeyValueScanner s = <strong class="jxr_keyword">this</strong>.memstore.getScanners(mvcc.getReadPoint()).get(0); -<a class="jxr_linenumber" name="435" href="#435">435</a> s.seek(kv); -<a class="jxr_linenumber" name="436" href="#436">436</a> -<a class="jxr_linenumber" name="437" href="#437">437</a> Cell ret = s.next(); -<a class="jxr_linenumber" name="438" href="#438">438</a> assertNotNull(<span class="jxr_string">"Didnt find own write at all"</span>, ret); -<a class="jxr_linenumber" name="439" href="#439">439</a> assertEquals(<span class="jxr_string">"Didnt read own writes"</span>, -<a class="jxr_linenumber" name="440" href="#440">440</a> kv.getTimestamp(), ret.getTimestamp()); -<a class="jxr_linenumber" name="441" href="#441">441</a> } -<a class="jxr_linenumber" name="442" href="#442">442</a> } -<a class="jxr_linenumber" name="443" href="#443">443</a> } -<a class="jxr
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