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Posted to commits@hbase.apache.org by mi...@apache.org on 2016/03/03 18:16:53 UTC
[07/49] hbase-site git commit: Published site at
4b3e38705cb24aee82615b1b9af47ed549ea1358.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4ce8323f/xref/org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html
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diff --git a/xref/org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html b/xref/org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html
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+++ b/xref/org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html
@@ -53,261 +53,247 @@
<a class="jxr_linenumber" name="43" href="#43">43</a> <strong class="jxr_keyword">import</strong> com.google.common.annotations.VisibleForTesting;
<a class="jxr_linenumber" name="44" href="#44">44</a> <strong class="jxr_keyword">import</strong> com.google.protobuf.Message;
<a class="jxr_linenumber" name="45" href="#45">45</a> <strong class="jxr_keyword">import</strong> com.google.protobuf.TextFormat;
-<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.security.Superusers;
-<a class="jxr_linenumber" name="47" href="#47">47</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.security.User;
-<a class="jxr_linenumber" name="48" href="#48">48</a>
-<a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * Reads special method annotations and table names to figure a priority for use by QoS facility in</em>
-<a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> * ipc; e.g: rpcs to hbase:meta get priority.</em>
-<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_comment">// TODO: Remove. This is doing way too much work just to figure a priority. Do as Elliott</em>
-<a class="jxr_linenumber" name="54" href="#54">54</a> <em class="jxr_comment">// suggests and just have the client specify a priority.</em>
-<a class="jxr_linenumber" name="55" href="#55">55</a>
-<a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_comment">//The logic for figuring out high priority RPCs is as follows:</em>
-<a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_comment">//1. if the method is annotated with a QosPriority of QOS_HIGH,</em>
-<a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_comment">// that is honored</em>
-<a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_comment">//2. parse out the protobuf message and see if the request is for meta</em>
-<a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_comment">// region, and if so, treat it as a high priority RPC</em>
-<a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_comment">//Some optimizations for (2) are done here -</em>
-<a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_comment">//Clients send the argument classname as part of making the RPC. The server</em>
-<a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_comment">//decides whether to deserialize the proto argument message based on the</em>
-<a class="jxr_linenumber" name="64" href="#64">64</a> <em class="jxr_comment">//pre-established set of argument classes (knownArgumentClasses below).</em>
-<a class="jxr_linenumber" name="65" href="#65">65</a> <em class="jxr_comment">//This prevents the server from having to deserialize all proto argument</em>
-<a class="jxr_linenumber" name="66" href="#66">66</a> <em class="jxr_comment">//messages prematurely.</em>
-<a class="jxr_linenumber" name="67" href="#67">67</a> <em class="jxr_comment">//All the argument classes declare a 'getRegion' method that returns a</em>
-<a class="jxr_linenumber" name="68" href="#68">68</a> <em class="jxr_comment">//RegionSpecifier object. Methods can be invoked on the returned object</em>
-<a class="jxr_linenumber" name="69" href="#69">69</a> <em class="jxr_comment">//to figure out whether it is a meta region or not.</em>
-<a class="jxr_linenumber" name="70" href="#70">70</a> @InterfaceAudience.Private
-<a class="jxr_linenumber" name="71" href="#71">71</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html">AnnotationReadingPriorityFunction</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../org/apache/hadoop/hbase/ipc/PriorityFunction.html">PriorityFunction</a> {
-<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> Log LOG =
-<a class="jxr_linenumber" name="73" href="#73">73</a> LogFactory.getLog(AnnotationReadingPriorityFunction.<strong class="jxr_keyword">class</strong>.getName());
-<a class="jxr_linenumber" name="74" href="#74">74</a>
-<a class="jxr_linenumber" name="75" href="#75">75</a> <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Used to control the scan delay, currently sqrt(numNextCall * weight) */</em>
-<a class="jxr_linenumber" name="76" href="#76">76</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String SCAN_VTIME_WEIGHT_CONF_KEY = <span class="jxr_string">"hbase.ipc.server.scan.vtime.weight"</span>;
-<a class="jxr_linenumber" name="77" href="#77">77</a>
-<a class="jxr_linenumber" name="78" href="#78">78</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Map<String, Integer> annotatedQos;
-<a class="jxr_linenumber" name="79" href="#79">79</a> <em class="jxr_comment">//We need to mock the regionserver instance for some unit tests (set via</em>
-<a class="jxr_linenumber" name="80" href="#80">80</a> <em class="jxr_comment">//setRegionServer method.</em>
-<a class="jxr_linenumber" name="81" href="#81">81</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RSRpcServices.html">RSRpcServices</a> rpcServices;
-<a class="jxr_linenumber" name="82" href="#82">82</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>)
-<a class="jxr_linenumber" name="83" href="#83">83</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Class<? <strong class="jxr_keyword">extends</strong> Message>[] knownArgumentClasses = <strong class="jxr_keyword">new</strong> Class[]{
-<a class="jxr_linenumber" name="84" href="#84">84</a> GetRegionInfoRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="85" href="#85">85</a> GetStoreFileRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="86" href="#86">86</a> CloseRegionRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="87" href="#87">87</a> FlushRegionRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="88" href="#88">88</a> SplitRegionRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="89" href="#89">89</a> CompactRegionRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="90" href="#90">90</a> GetRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="91" href="#91">91</a> MutateRequest.<strong class="jxr_keyword">class</strong>,
-<a class="jxr_linenumber" name="92" href="#92">92</a> ScanRequest.<strong class="jxr_keyword">class</strong>
-<a class="jxr_linenumber" name="93" href="#93">93</a> };
-<a class="jxr_linenumber" name="94" href="#94">94</a>
-<a class="jxr_linenumber" name="95" href="#95">95</a> <em class="jxr_comment">// Some caches for helping performance</em>
-<a class="jxr_linenumber" name="96" href="#96">96</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map<String, Class<? <strong class="jxr_keyword">extends</strong> Message>> argumentToClassMap =
-<a class="jxr_linenumber" name="97" href="#97">97</a> <strong class="jxr_keyword">new</strong> HashMap<String, Class<? <strong class="jxr_keyword">extends</strong> Message>>();
-<a class="jxr_linenumber" name="98" href="#98">98</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map<String, Map<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>> methodMap =
-<a class="jxr_linenumber" name="99" href="#99">99</a> <strong class="jxr_keyword">new</strong> HashMap<String, Map<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>>();
-<a class="jxr_linenumber" name="100" href="#100">100</a>
-<a class="jxr_linenumber" name="101" href="#101">101</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">float</strong> scanVirtualTimeWeight;
-<a class="jxr_linenumber" name="102" href="#102">102</a>
-<a class="jxr_linenumber" name="103" href="#103">103</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment"> * Calls {@link #AnnotationReadingPriorityFunction(RSRpcServices, Class)} using the result of</em>
-<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment"> * {@code rpcServices#getClass()}</em>
-<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * @param rpcServices</em>
-<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> * The RPC server implementation</em>
-<a class="jxr_linenumber" name="109" href="#109">109</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html">AnnotationReadingPriorityFunction</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RSRpcServices.html">RSRpcServices</a> rpcServices) {
-<a class="jxr_linenumber" name="111" href="#111">111</a> <strong class="jxr_keyword">this</strong>(rpcServices, rpcServices.getClass());
-<a class="jxr_linenumber" name="112" href="#112">112</a> }
-<a class="jxr_linenumber" name="113" href="#113">113</a>
-<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> * Constructs the priority function given the RPC server implementation and the annotations on the</em>
-<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> * methods in the provided {@code clz}.</em>
-<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment"> * @param rpcServices</em>
-<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment"> * The RPC server implementation</em>
-<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment"> * @param clz</em>
-<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> * The concrete RPC server implementation's class</em>
-<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="123" href="#123">123</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html">AnnotationReadingPriorityFunction</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RSRpcServices.html">RSRpcServices</a> rpcServices,
-<a class="jxr_linenumber" name="124" href="#124">124</a> Class<? <strong class="jxr_keyword">extends</strong> RSRpcServices> clz) {
-<a class="jxr_linenumber" name="125" href="#125">125</a> Map<String,Integer> qosMap = <strong class="jxr_keyword">new</strong> HashMap<String,Integer>();
-<a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">for</strong> (Method m : clz.getMethods()) {
-<a class="jxr_linenumber" name="127" href="#127">127</a> <a href="../../../../../org/apache/hadoop/hbase/ipc/QosPriority.html">QosPriority</a> p = m.getAnnotation(QosPriority.<strong class="jxr_keyword">class</strong>);
-<a class="jxr_linenumber" name="128" href="#128">128</a> <strong class="jxr_keyword">if</strong> (p != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_comment">// Since we protobuf'd, and then subsequently, when we went with pb style, method names</em>
-<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_comment">// are capitalized. This meant that this brittle compare of method names gotten by</em>
-<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_comment">// reflection no longer matched the method names coming in over pb. TODO: Get rid of this</em>
-<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_comment">// check. For now, workaround is to capitalize the names we got from reflection so they</em>
-<a class="jxr_linenumber" name="133" href="#133">133</a> <em class="jxr_comment">// have chance of matching the pb ones.</em>
-<a class="jxr_linenumber" name="134" href="#134">134</a> String capitalizedMethodName = capitalize(m.getName());
-<a class="jxr_linenumber" name="135" href="#135">135</a> qosMap.put(capitalizedMethodName, p.priority());
-<a class="jxr_linenumber" name="136" href="#136">136</a> }
-<a class="jxr_linenumber" name="137" href="#137">137</a> }
-<a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">this</strong>.rpcServices = rpcServices;
-<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">this</strong>.annotatedQos = qosMap;
-<a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">if</strong> (methodMap.get(<span class="jxr_string">"getRegion"</span>) == <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="141" href="#141">141</a> methodMap.put(<span class="jxr_string">"hasRegion"</span>, <strong class="jxr_keyword">new</strong> HashMap<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>());
-<a class="jxr_linenumber" name="142" href="#142">142</a> methodMap.put(<span class="jxr_string">"getRegion"</span>, <strong class="jxr_keyword">new</strong> HashMap<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>());
-<a class="jxr_linenumber" name="143" href="#143">143</a> }
-<a class="jxr_linenumber" name="144" href="#144">144</a> <strong class="jxr_keyword">for</strong> (Class<? <strong class="jxr_keyword">extends</strong> Message> cls : knownArgumentClasses) {
-<a class="jxr_linenumber" name="145" href="#145">145</a> argumentToClassMap.put(cls.getName(), cls);
-<a class="jxr_linenumber" name="146" href="#146">146</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="147" href="#147">147</a> methodMap.get(<span class="jxr_string">"hasRegion"</span>).put(cls, cls.getDeclaredMethod(<span class="jxr_string">"hasRegion"</span>));
-<a class="jxr_linenumber" name="148" href="#148">148</a> methodMap.get(<span class="jxr_string">"getRegion"</span>).put(cls, cls.getDeclaredMethod(<span class="jxr_string">"getRegion"</span>));
-<a class="jxr_linenumber" name="149" href="#149">149</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
-<a class="jxr_linenumber" name="150" href="#150">150</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(e);
-<a class="jxr_linenumber" name="151" href="#151">151</a> }
-<a class="jxr_linenumber" name="152" href="#152">152</a> }
-<a class="jxr_linenumber" name="153" href="#153">153</a>
-<a class="jxr_linenumber" name="154" href="#154">154</a> Configuration conf = rpcServices.getConfiguration();
-<a class="jxr_linenumber" name="155" href="#155">155</a> scanVirtualTimeWeight = conf.getFloat(SCAN_VTIME_WEIGHT_CONF_KEY, 1.0f);
-<a class="jxr_linenumber" name="156" href="#156">156</a> }
-<a class="jxr_linenumber" name="157" href="#157">157</a>
-<a class="jxr_linenumber" name="158" href="#158">158</a> <strong class="jxr_keyword">private</strong> String capitalize(<strong class="jxr_keyword">final</strong> String s) {
-<a class="jxr_linenumber" name="159" href="#159">159</a> StringBuilder strBuilder = <strong class="jxr_keyword">new</strong> StringBuilder(s);
-<a class="jxr_linenumber" name="160" href="#160">160</a> strBuilder.setCharAt(0, Character.toUpperCase(strBuilder.charAt(0)));
-<a class="jxr_linenumber" name="161" href="#161">161</a> <strong class="jxr_keyword">return</strong> strBuilder.toString();
-<a class="jxr_linenumber" name="162" href="#162">162</a> }
-<a class="jxr_linenumber" name="163" href="#163">163</a>
-<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> * Returns a 'priority' based on the request type.</em>
-<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * Currently the returned priority is used for queue selection.</em>
-<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * See the SimpleRpcScheduler as example. It maintains a queue per 'priory type'</em>
-<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * HIGH_QOS (meta requests), REPLICATION_QOS (replication requests),</em>
-<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * NORMAL_QOS (user requests).</em>
-<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="172" href="#172">172</a> @Override
-<a class="jxr_linenumber" name="173" href="#173">173</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getPriority(RequestHeader header, Message param, <a href="../../../../../org/apache/hadoop/hbase/security/User.html">User</a> user) {
-<a class="jxr_linenumber" name="174" href="#174">174</a> <strong class="jxr_keyword">int</strong> priorityByAnnotation = getAnnotatedPriority(header);
-<a class="jxr_linenumber" name="175" href="#175">175</a>
-<a class="jxr_linenumber" name="176" href="#176">176</a> <strong class="jxr_keyword">if</strong> (priorityByAnnotation >= 0) {
-<a class="jxr_linenumber" name="177" href="#177">177</a> <strong class="jxr_keyword">return</strong> priorityByAnnotation;
-<a class="jxr_linenumber" name="178" href="#178">178</a> }
-<a class="jxr_linenumber" name="179" href="#179">179</a>
-<a class="jxr_linenumber" name="180" href="#180">180</a> <em class="jxr_comment">// all requests executed by super users have high QoS</em>
-<a class="jxr_linenumber" name="181" href="#181">181</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="182" href="#182">182</a> <strong class="jxr_keyword">if</strong> (Superusers.isSuperUser(user)) {
-<a class="jxr_linenumber" name="183" href="#183">183</a> <strong class="jxr_keyword">return</strong> HConstants.ADMIN_QOS;
-<a class="jxr_linenumber" name="184" href="#184">184</a> }
-<a class="jxr_linenumber" name="185" href="#185">185</a> } <strong class="jxr_keyword">catch</strong> (IllegalStateException ex) {
-<a class="jxr_linenumber" name="186" href="#186">186</a> <em class="jxr_comment">// Not good throwing an exception out of here, a runtime anyways. Let the query go into the</em>
-<a class="jxr_linenumber" name="187" href="#187">187</a> <em class="jxr_comment">// server and have it throw the exception if still an issue. Just mark it normal priority.</em>
-<a class="jxr_linenumber" name="188" href="#188">188</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) LOG.trace(<span class="jxr_string">"Marking normal priority after getting exception="</span> + ex);
-<a class="jxr_linenumber" name="189" href="#189">189</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
-<a class="jxr_linenumber" name="190" href="#190">190</a> }
-<a class="jxr_linenumber" name="191" href="#191">191</a>
-<a class="jxr_linenumber" name="192" href="#192">192</a> <strong class="jxr_keyword">return</strong> getBasePriority(header, param);
-<a class="jxr_linenumber" name="193" href="#193">193</a> }
-<a class="jxr_linenumber" name="194" href="#194">194</a>
-<a class="jxr_linenumber" name="195" href="#195">195</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment"> * See if the method has an annotation.</em>
-<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment"> * @param header</em>
-<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment"> * @return Return the priority from the annotation. If there isn't</em>
-<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment"> * an annotation, this returns something below zero.</em>
+<a class="jxr_linenumber" name="46" href="#46">46</a> <strong class="jxr_keyword">import</strong> org.apache.hadoop.hbase.security.User;
+<a class="jxr_linenumber" name="47" href="#47">47</a>
+<a class="jxr_linenumber" name="48" href="#48">48</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="49" href="#49">49</a> <em class="jxr_javadoccomment"> * Reads special method annotations and table names to figure a priority for use by QoS facility in</em>
+<a class="jxr_linenumber" name="50" href="#50">50</a> <em class="jxr_javadoccomment"> * ipc; e.g: rpcs to hbase:meta get priority.</em>
+<a class="jxr_linenumber" name="51" href="#51">51</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="52" href="#52">52</a> <em class="jxr_comment">// TODO: Remove. This is doing way too much work just to figure a priority. Do as Elliott</em>
+<a class="jxr_linenumber" name="53" href="#53">53</a> <em class="jxr_comment">// suggests and just have the client specify a priority.</em>
+<a class="jxr_linenumber" name="54" href="#54">54</a>
+<a class="jxr_linenumber" name="55" href="#55">55</a> <em class="jxr_comment">//The logic for figuring out high priority RPCs is as follows:</em>
+<a class="jxr_linenumber" name="56" href="#56">56</a> <em class="jxr_comment">//1. if the method is annotated with a QosPriority of QOS_HIGH,</em>
+<a class="jxr_linenumber" name="57" href="#57">57</a> <em class="jxr_comment">// that is honored</em>
+<a class="jxr_linenumber" name="58" href="#58">58</a> <em class="jxr_comment">//2. parse out the protobuf message and see if the request is for meta</em>
+<a class="jxr_linenumber" name="59" href="#59">59</a> <em class="jxr_comment">// region, and if so, treat it as a high priority RPC</em>
+<a class="jxr_linenumber" name="60" href="#60">60</a> <em class="jxr_comment">//Some optimizations for (2) are done here -</em>
+<a class="jxr_linenumber" name="61" href="#61">61</a> <em class="jxr_comment">//Clients send the argument classname as part of making the RPC. The server</em>
+<a class="jxr_linenumber" name="62" href="#62">62</a> <em class="jxr_comment">//decides whether to deserialize the proto argument message based on the</em>
+<a class="jxr_linenumber" name="63" href="#63">63</a> <em class="jxr_comment">//pre-established set of argument classes (knownArgumentClasses below).</em>
+<a class="jxr_linenumber" name="64" href="#64">64</a> <em class="jxr_comment">//This prevents the server from having to deserialize all proto argument</em>
+<a class="jxr_linenumber" name="65" href="#65">65</a> <em class="jxr_comment">//messages prematurely.</em>
+<a class="jxr_linenumber" name="66" href="#66">66</a> <em class="jxr_comment">//All the argument classes declare a 'getRegion' method that returns a</em>
+<a class="jxr_linenumber" name="67" href="#67">67</a> <em class="jxr_comment">//RegionSpecifier object. Methods can be invoked on the returned object</em>
+<a class="jxr_linenumber" name="68" href="#68">68</a> <em class="jxr_comment">//to figure out whether it is a meta region or not.</em>
+<a class="jxr_linenumber" name="69" href="#69">69</a> @InterfaceAudience.Private
+<a class="jxr_linenumber" name="70" href="#70">70</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html">AnnotationReadingPriorityFunction</a> <strong class="jxr_keyword">implements</strong> <a href="../../../../../org/apache/hadoop/hbase/ipc/PriorityFunction.html">PriorityFunction</a> {
+<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> Log LOG =
+<a class="jxr_linenumber" name="72" href="#72">72</a> LogFactory.getLog(AnnotationReadingPriorityFunction.<strong class="jxr_keyword">class</strong>.getName());
+<a class="jxr_linenumber" name="73" href="#73">73</a>
+<a class="jxr_linenumber" name="74" href="#74">74</a> <em class="jxr_javadoccomment">/**</em><em class="jxr_javadoccomment"> Used to control the scan delay, currently sqrt(numNextCall * weight) */</em>
+<a class="jxr_linenumber" name="75" href="#75">75</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">final</strong> String SCAN_VTIME_WEIGHT_CONF_KEY = <span class="jxr_string">"hbase.ipc.server.scan.vtime.weight"</span>;
+<a class="jxr_linenumber" name="76" href="#76">76</a>
+<a class="jxr_linenumber" name="77" href="#77">77</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">final</strong> Map<String, Integer> annotatedQos;
+<a class="jxr_linenumber" name="78" href="#78">78</a> <em class="jxr_comment">//We need to mock the regionserver instance for some unit tests (set via</em>
+<a class="jxr_linenumber" name="79" href="#79">79</a> <em class="jxr_comment">//setRegionServer method.</em>
+<a class="jxr_linenumber" name="80" href="#80">80</a> <strong class="jxr_keyword">private</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RSRpcServices.html">RSRpcServices</a> rpcServices;
+<a class="jxr_linenumber" name="81" href="#81">81</a> @SuppressWarnings(<span class="jxr_string">"unchecked"</span>)
+<a class="jxr_linenumber" name="82" href="#82">82</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Class<? <strong class="jxr_keyword">extends</strong> Message>[] knownArgumentClasses = <strong class="jxr_keyword">new</strong> Class[]{
+<a class="jxr_linenumber" name="83" href="#83">83</a> GetRegionInfoRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="84" href="#84">84</a> GetStoreFileRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="85" href="#85">85</a> CloseRegionRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="86" href="#86">86</a> FlushRegionRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="87" href="#87">87</a> SplitRegionRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="88" href="#88">88</a> CompactRegionRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="89" href="#89">89</a> GetRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="90" href="#90">90</a> MutateRequest.<strong class="jxr_keyword">class</strong>,
+<a class="jxr_linenumber" name="91" href="#91">91</a> ScanRequest.<strong class="jxr_keyword">class</strong>
+<a class="jxr_linenumber" name="92" href="#92">92</a> };
+<a class="jxr_linenumber" name="93" href="#93">93</a>
+<a class="jxr_linenumber" name="94" href="#94">94</a> <em class="jxr_comment">// Some caches for helping performance</em>
+<a class="jxr_linenumber" name="95" href="#95">95</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map<String, Class<? <strong class="jxr_keyword">extends</strong> Message>> argumentToClassMap =
+<a class="jxr_linenumber" name="96" href="#96">96</a> <strong class="jxr_keyword">new</strong> HashMap<String, Class<? <strong class="jxr_keyword">extends</strong> Message>>();
+<a class="jxr_linenumber" name="97" href="#97">97</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> Map<String, Map<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>> methodMap =
+<a class="jxr_linenumber" name="98" href="#98">98</a> <strong class="jxr_keyword">new</strong> HashMap<String, Map<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>>();
+<a class="jxr_linenumber" name="99" href="#99">99</a>
+<a class="jxr_linenumber" name="100" href="#100">100</a> <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">float</strong> scanVirtualTimeWeight;
+<a class="jxr_linenumber" name="101" href="#101">101</a>
+<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> <em class="jxr_javadoccomment"> * Calls {@link #AnnotationReadingPriorityFunction(RSRpcServices, Class)} using the result of</em>
+<a class="jxr_linenumber" name="104" href="#104">104</a> <em class="jxr_javadoccomment"> * {@code rpcServices#getClass()}</em>
+<a class="jxr_linenumber" name="105" href="#105">105</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="106" href="#106">106</a> <em class="jxr_javadoccomment"> * @param rpcServices</em>
+<a class="jxr_linenumber" name="107" href="#107">107</a> <em class="jxr_javadoccomment"> * The RPC server implementation</em>
+<a class="jxr_linenumber" name="108" href="#108">108</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="109" href="#109">109</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html">AnnotationReadingPriorityFunction</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RSRpcServices.html">RSRpcServices</a> rpcServices) {
+<a class="jxr_linenumber" name="110" href="#110">110</a> <strong class="jxr_keyword">this</strong>(rpcServices, rpcServices.getClass());
+<a class="jxr_linenumber" name="111" href="#111">111</a> }
+<a class="jxr_linenumber" name="112" href="#112">112</a>
+<a class="jxr_linenumber" name="113" href="#113">113</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="114" href="#114">114</a> <em class="jxr_javadoccomment"> * Constructs the priority function given the RPC server implementation and the annotations on the</em>
+<a class="jxr_linenumber" name="115" href="#115">115</a> <em class="jxr_javadoccomment"> * methods in the provided {@code clz}.</em>
+<a class="jxr_linenumber" name="116" href="#116">116</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="117" href="#117">117</a> <em class="jxr_javadoccomment"> * @param rpcServices</em>
+<a class="jxr_linenumber" name="118" href="#118">118</a> <em class="jxr_javadoccomment"> * The RPC server implementation</em>
+<a class="jxr_linenumber" name="119" href="#119">119</a> <em class="jxr_javadoccomment"> * @param clz</em>
+<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment"> * The concrete RPC server implementation's class</em>
+<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="122" href="#122">122</a> <strong class="jxr_keyword">public</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/AnnotationReadingPriorityFunction.html">AnnotationReadingPriorityFunction</a>(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RSRpcServices.html">RSRpcServices</a> rpcServices,
+<a class="jxr_linenumber" name="123" href="#123">123</a> Class<? <strong class="jxr_keyword">extends</strong> RSRpcServices> clz) {
+<a class="jxr_linenumber" name="124" href="#124">124</a> Map<String,Integer> qosMap = <strong class="jxr_keyword">new</strong> HashMap<String,Integer>();
+<a class="jxr_linenumber" name="125" href="#125">125</a> <strong class="jxr_keyword">for</strong> (Method m : clz.getMethods()) {
+<a class="jxr_linenumber" name="126" href="#126">126</a> <a href="../../../../../org/apache/hadoop/hbase/ipc/QosPriority.html">QosPriority</a> p = m.getAnnotation(QosPriority.<strong class="jxr_keyword">class</strong>);
+<a class="jxr_linenumber" name="127" href="#127">127</a> <strong class="jxr_keyword">if</strong> (p != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="128" href="#128">128</a> <em class="jxr_comment">// Since we protobuf'd, and then subsequently, when we went with pb style, method names</em>
+<a class="jxr_linenumber" name="129" href="#129">129</a> <em class="jxr_comment">// are capitalized. This meant that this brittle compare of method names gotten by</em>
+<a class="jxr_linenumber" name="130" href="#130">130</a> <em class="jxr_comment">// reflection no longer matched the method names coming in over pb. TODO: Get rid of this</em>
+<a class="jxr_linenumber" name="131" href="#131">131</a> <em class="jxr_comment">// check. For now, workaround is to capitalize the names we got from reflection so they</em>
+<a class="jxr_linenumber" name="132" href="#132">132</a> <em class="jxr_comment">// have chance of matching the pb ones.</em>
+<a class="jxr_linenumber" name="133" href="#133">133</a> String capitalizedMethodName = capitalize(m.getName());
+<a class="jxr_linenumber" name="134" href="#134">134</a> qosMap.put(capitalizedMethodName, p.priority());
+<a class="jxr_linenumber" name="135" href="#135">135</a> }
+<a class="jxr_linenumber" name="136" href="#136">136</a> }
+<a class="jxr_linenumber" name="137" href="#137">137</a> <strong class="jxr_keyword">this</strong>.rpcServices = rpcServices;
+<a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">this</strong>.annotatedQos = qosMap;
+<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">if</strong> (methodMap.get(<span class="jxr_string">"getRegion"</span>) == <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="140" href="#140">140</a> methodMap.put(<span class="jxr_string">"hasRegion"</span>, <strong class="jxr_keyword">new</strong> HashMap<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>());
+<a class="jxr_linenumber" name="141" href="#141">141</a> methodMap.put(<span class="jxr_string">"getRegion"</span>, <strong class="jxr_keyword">new</strong> HashMap<Class<? <strong class="jxr_keyword">extends</strong> Message>, Method>());
+<a class="jxr_linenumber" name="142" href="#142">142</a> }
+<a class="jxr_linenumber" name="143" href="#143">143</a> <strong class="jxr_keyword">for</strong> (Class<? <strong class="jxr_keyword">extends</strong> Message> cls : knownArgumentClasses) {
+<a class="jxr_linenumber" name="144" href="#144">144</a> argumentToClassMap.put(cls.getName(), cls);
+<a class="jxr_linenumber" name="145" href="#145">145</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="146" href="#146">146</a> methodMap.get(<span class="jxr_string">"hasRegion"</span>).put(cls, cls.getDeclaredMethod(<span class="jxr_string">"hasRegion"</span>));
+<a class="jxr_linenumber" name="147" href="#147">147</a> methodMap.get(<span class="jxr_string">"getRegion"</span>).put(cls, cls.getDeclaredMethod(<span class="jxr_string">"getRegion"</span>));
+<a class="jxr_linenumber" name="148" href="#148">148</a> } <strong class="jxr_keyword">catch</strong> (Exception e) {
+<a class="jxr_linenumber" name="149" href="#149">149</a> <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> RuntimeException(e);
+<a class="jxr_linenumber" name="150" href="#150">150</a> }
+<a class="jxr_linenumber" name="151" href="#151">151</a> }
+<a class="jxr_linenumber" name="152" href="#152">152</a>
+<a class="jxr_linenumber" name="153" href="#153">153</a> Configuration conf = rpcServices.getConfiguration();
+<a class="jxr_linenumber" name="154" href="#154">154</a> scanVirtualTimeWeight = conf.getFloat(SCAN_VTIME_WEIGHT_CONF_KEY, 1.0f);
+<a class="jxr_linenumber" name="155" href="#155">155</a> }
+<a class="jxr_linenumber" name="156" href="#156">156</a>
+<a class="jxr_linenumber" name="157" href="#157">157</a> <strong class="jxr_keyword">private</strong> String capitalize(<strong class="jxr_keyword">final</strong> String s) {
+<a class="jxr_linenumber" name="158" href="#158">158</a> StringBuilder strBuilder = <strong class="jxr_keyword">new</strong> StringBuilder(s);
+<a class="jxr_linenumber" name="159" href="#159">159</a> strBuilder.setCharAt(0, Character.toUpperCase(strBuilder.charAt(0)));
+<a class="jxr_linenumber" name="160" href="#160">160</a> <strong class="jxr_keyword">return</strong> strBuilder.toString();
+<a class="jxr_linenumber" name="161" href="#161">161</a> }
+<a class="jxr_linenumber" name="162" href="#162">162</a>
+<a class="jxr_linenumber" name="163" href="#163">163</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="164" href="#164">164</a> <em class="jxr_javadoccomment"> * Returns a 'priority' based on the request type.</em>
+<a class="jxr_linenumber" name="165" href="#165">165</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="166" href="#166">166</a> <em class="jxr_javadoccomment"> * Currently the returned priority is used for queue selection.</em>
+<a class="jxr_linenumber" name="167" href="#167">167</a> <em class="jxr_javadoccomment"> * See the SimpleRpcScheduler as example. It maintains a queue per 'priory type'</em>
+<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_javadoccomment"> * HIGH_QOS (meta requests), REPLICATION_QOS (replication requests),</em>
+<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment"> * NORMAL_QOS (user requests).</em>
+<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="171" href="#171">171</a> @Override
+<a class="jxr_linenumber" name="172" href="#172">172</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">int</strong> getPriority(RequestHeader header, Message param, <a href="../../../../../org/apache/hadoop/hbase/security/User.html">User</a> user) {
+<a class="jxr_linenumber" name="173" href="#173">173</a> <strong class="jxr_keyword">int</strong> priorityByAnnotation = getAnnotatedPriority(header);
+<a class="jxr_linenumber" name="174" href="#174">174</a>
+<a class="jxr_linenumber" name="175" href="#175">175</a> <strong class="jxr_keyword">if</strong> (priorityByAnnotation >= 0) {
+<a class="jxr_linenumber" name="176" href="#176">176</a> <strong class="jxr_keyword">return</strong> priorityByAnnotation;
+<a class="jxr_linenumber" name="177" href="#177">177</a> }
+<a class="jxr_linenumber" name="178" href="#178">178</a> <strong class="jxr_keyword">return</strong> getBasePriority(header, param);
+<a class="jxr_linenumber" name="179" href="#179">179</a> }
+<a class="jxr_linenumber" name="180" href="#180">180</a>
+<a class="jxr_linenumber" name="181" href="#181">181</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_javadoccomment"> * See if the method has an annotation.</em>
+<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_javadoccomment"> * @param header</em>
+<a class="jxr_linenumber" name="184" href="#184">184</a> <em class="jxr_javadoccomment"> * @return Return the priority from the annotation. If there isn't</em>
+<a class="jxr_linenumber" name="185" href="#185">185</a> <em class="jxr_javadoccomment"> * an annotation, this returns something below zero.</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">protected</strong> <strong class="jxr_keyword">int</strong> getAnnotatedPriority(RequestHeader header) {
+<a class="jxr_linenumber" name="188" href="#188">188</a> String methodName = header.getMethodName();
+<a class="jxr_linenumber" name="189" href="#189">189</a> Integer priorityByAnnotation = annotatedQos.get(methodName);
+<a class="jxr_linenumber" name="190" href="#190">190</a> <strong class="jxr_keyword">if</strong> (priorityByAnnotation != <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="191" href="#191">191</a> <strong class="jxr_keyword">return</strong> priorityByAnnotation;
+<a class="jxr_linenumber" name="192" href="#192">192</a> }
+<a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">return</strong> -1;
+<a class="jxr_linenumber" name="194" href="#194">194</a> }
+<a class="jxr_linenumber" name="195" href="#195">195</a>
+<a class="jxr_linenumber" name="196" href="#196">196</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_javadoccomment"> * Get the priority for a given request from the header and the param</em>
+<a class="jxr_linenumber" name="198" href="#198">198</a> <em class="jxr_javadoccomment"> * This doesn't consider which user is sending the request at all.</em>
+<a class="jxr_linenumber" name="199" href="#199">199</a> <em class="jxr_javadoccomment"> * This doesn't consider annotations</em>
<a class="jxr_linenumber" name="200" href="#200">200</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="201" href="#201">201</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">int</strong> getAnnotatedPriority(RequestHeader header) {
-<a class="jxr_linenumber" name="202" href="#202">202</a> String methodName = header.getMethodName();
-<a class="jxr_linenumber" name="203" href="#203">203</a> Integer priorityByAnnotation = annotatedQos.get(methodName);
-<a class="jxr_linenumber" name="204" href="#204">204</a> <strong class="jxr_keyword">if</strong> (priorityByAnnotation != <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="205" href="#205">205</a> <strong class="jxr_keyword">return</strong> priorityByAnnotation;
-<a class="jxr_linenumber" name="206" href="#206">206</a> }
-<a class="jxr_linenumber" name="207" href="#207">207</a> <strong class="jxr_keyword">return</strong> -1;
-<a class="jxr_linenumber" name="208" href="#208">208</a> }
-<a class="jxr_linenumber" name="209" href="#209">209</a>
-<a class="jxr_linenumber" name="210" href="#210">210</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="211" href="#211">211</a> <em class="jxr_javadoccomment"> * Get the priority for a given request from the header and the param</em>
-<a class="jxr_linenumber" name="212" href="#212">212</a> <em class="jxr_javadoccomment"> * This doesn't consider which user is sending the request at all.</em>
-<a class="jxr_linenumber" name="213" href="#213">213</a> <em class="jxr_javadoccomment"> * This doesn't consider annotations</em>
-<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="215" href="#215">215</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">int</strong> getBasePriority(RequestHeader header, Message param) {
-<a class="jxr_linenumber" name="216" href="#216">216</a> <strong class="jxr_keyword">if</strong> (param == <strong class="jxr_keyword">null</strong>) {
-<a class="jxr_linenumber" name="217" href="#217">217</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
-<a class="jxr_linenumber" name="218" href="#218">218</a> }
-<a class="jxr_linenumber" name="219" href="#219">219</a>
-<a class="jxr_linenumber" name="220" href="#220">220</a> <em class="jxr_comment">// Trust the client-set priorities if set</em>
-<a class="jxr_linenumber" name="221" href="#221">221</a> <strong class="jxr_keyword">if</strong> (header.hasPriority()) {
-<a class="jxr_linenumber" name="222" href="#222">222</a> <strong class="jxr_keyword">return</strong> header.getPriority();
-<a class="jxr_linenumber" name="223" href="#223">223</a> }
-<a class="jxr_linenumber" name="224" href="#224">224</a>
-<a class="jxr_linenumber" name="225" href="#225">225</a> String cls = param.getClass().getName();
-<a class="jxr_linenumber" name="226" href="#226">226</a> Class<? <strong class="jxr_keyword">extends</strong> Message> rpcArgClass = argumentToClassMap.get(cls);
-<a class="jxr_linenumber" name="227" href="#227">227</a> RegionSpecifier regionSpecifier = <strong class="jxr_keyword">null</strong>;
-<a class="jxr_linenumber" name="228" href="#228">228</a> <em class="jxr_comment">//check whether the request has reference to meta region or now.</em>
-<a class="jxr_linenumber" name="229" href="#229">229</a> <strong class="jxr_keyword">try</strong> {
-<a class="jxr_linenumber" name="230" href="#230">230</a> <em class="jxr_comment">// Check if the param has a region specifier; the pb methods are hasRegion and getRegion if</em>
-<a class="jxr_linenumber" name="231" href="#231">231</a> <em class="jxr_comment">// hasRegion returns true. Not all listed methods have region specifier each time. For</em>
-<a class="jxr_linenumber" name="232" href="#232">232</a> <em class="jxr_comment">// example, the ScanRequest has it on setup but thereafter relies on the scannerid rather than</em>
-<a class="jxr_linenumber" name="233" href="#233">233</a> <em class="jxr_comment">// send the region over every time.</em>
-<a class="jxr_linenumber" name="234" href="#234">234</a> Method hasRegion = methodMap.get(<span class="jxr_string">"hasRegion"</span>).get(rpcArgClass);
-<a class="jxr_linenumber" name="235" href="#235">235</a> <strong class="jxr_keyword">if</strong> (hasRegion != <strong class="jxr_keyword">null</strong> && (Boolean)hasRegion.invoke(param, (Object[])<strong class="jxr_keyword">null</strong>)) {
-<a class="jxr_linenumber" name="236" href="#236">236</a> Method getRegion = methodMap.get(<span class="jxr_string">"getRegion"</span>).get(rpcArgClass);
-<a class="jxr_linenumber" name="237" href="#237">237</a> regionSpecifier = (RegionSpecifier)getRegion.invoke(param, (Object[])<strong class="jxr_keyword">null</strong>);
-<a class="jxr_linenumber" name="238" href="#238">238</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Region.html">Region</a> region = rpcServices.getRegion(regionSpecifier);
-<a class="jxr_linenumber" name="239" href="#239">239</a> <strong class="jxr_keyword">if</strong> (region.getRegionInfo().isSystemTable()) {
-<a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
-<a class="jxr_linenumber" name="241" href="#241">241</a> LOG.trace(<span class="jxr_string">"High priority because region="</span> +
-<a class="jxr_linenumber" name="242" href="#242">242</a> region.getRegionInfo().getRegionNameAsString());
-<a class="jxr_linenumber" name="243" href="#243">243</a> }
-<a class="jxr_linenumber" name="244" href="#244">244</a> <strong class="jxr_keyword">return</strong> HConstants.SYSTEMTABLE_QOS;
-<a class="jxr_linenumber" name="245" href="#245">245</a> }
-<a class="jxr_linenumber" name="246" href="#246">246</a> }
-<a class="jxr_linenumber" name="247" href="#247">247</a> } <strong class="jxr_keyword">catch</strong> (Exception ex) {
-<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_comment">// Not good throwing an exception out of here, a runtime anyways. Let the query go into the</em>
-<a class="jxr_linenumber" name="249" href="#249">249</a> <em class="jxr_comment">// server and have it throw the exception if still an issue. Just mark it normal priority.</em>
-<a class="jxr_linenumber" name="250" href="#250">250</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) LOG.trace(<span class="jxr_string">"Marking normal priority after getting exception="</span> + ex);
-<a class="jxr_linenumber" name="251" href="#251">251</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
-<a class="jxr_linenumber" name="252" href="#252">252</a> }
-<a class="jxr_linenumber" name="253" href="#253">253</a>
-<a class="jxr_linenumber" name="254" href="#254">254</a> <strong class="jxr_keyword">if</strong> (param instanceof ScanRequest) { <em class="jxr_comment">// scanner methods...</em>
-<a class="jxr_linenumber" name="255" href="#255">255</a> ScanRequest request = (ScanRequest)param;
-<a class="jxr_linenumber" name="256" href="#256">256</a> <strong class="jxr_keyword">if</strong> (!request.hasScannerId()) {
-<a class="jxr_linenumber" name="257" href="#257">257</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
-<a class="jxr_linenumber" name="258" href="#258">258</a> }
-<a class="jxr_linenumber" name="259" href="#259">259</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RegionScanner.html">RegionScanner</a> scanner = rpcServices.getScanner(request.getScannerId());
-<a class="jxr_linenumber" name="260" href="#260">260</a> <strong class="jxr_keyword">if</strong> (scanner != <strong class="jxr_keyword">null</strong> && scanner.getRegionInfo().isSystemTable()) {
-<a class="jxr_linenumber" name="261" href="#261">261</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
-<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_comment">// Scanner requests are small in size so TextFormat version should not overwhelm log.</em>
-<a class="jxr_linenumber" name="263" href="#263">263</a> LOG.trace(<span class="jxr_string">"High priority scanner request "</span> + TextFormat.shortDebugString(request));
-<a class="jxr_linenumber" name="264" href="#264">264</a> }
-<a class="jxr_linenumber" name="265" href="#265">265</a> <strong class="jxr_keyword">return</strong> HConstants.SYSTEMTABLE_QOS;
-<a class="jxr_linenumber" name="266" href="#266">266</a> }
-<a class="jxr_linenumber" name="267" href="#267">267</a> }
-<a class="jxr_linenumber" name="268" href="#268">268</a>
-<a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
-<a class="jxr_linenumber" name="270" href="#270">270</a> }
-<a class="jxr_linenumber" name="271" href="#271">271</a>
-<a class="jxr_linenumber" name="272" href="#272">272</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_javadoccomment"> * Based on the request content, returns the deadline of the request.</em>
-<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_javadoccomment"> *</em>
-<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_javadoccomment"> * @param header</em>
-<a class="jxr_linenumber" name="276" href="#276">276</a> <em class="jxr_javadoccomment"> * @param param</em>
-<a class="jxr_linenumber" name="277" href="#277">277</a> <em class="jxr_javadoccomment"> * @return Deadline of this request. 0 now, otherwise msec of 'delay'</em>
-<a class="jxr_linenumber" name="278" href="#278">278</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="279" href="#279">279</a> @Override
-<a class="jxr_linenumber" name="280" href="#280">280</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getDeadline(RequestHeader header, Message param) {
-<a class="jxr_linenumber" name="281" href="#281">281</a> <strong class="jxr_keyword">if</strong> (param instanceof ScanRequest) {
-<a class="jxr_linenumber" name="282" href="#282">282</a> ScanRequest request = (ScanRequest)param;
-<a class="jxr_linenumber" name="283" href="#283">283</a> <strong class="jxr_keyword">if</strong> (!request.hasScannerId()) {
-<a class="jxr_linenumber" name="284" href="#284">284</a> <strong class="jxr_keyword">return</strong> 0;
-<a class="jxr_linenumber" name="285" href="#285">285</a> }
-<a class="jxr_linenumber" name="286" href="#286">286</a>
-<a class="jxr_linenumber" name="287" href="#287">287</a> <em class="jxr_comment">// get the 'virtual time' of the scanner, and applies sqrt() to get a</em>
-<a class="jxr_linenumber" name="288" href="#288">288</a> <em class="jxr_comment">// nice curve for the delay. More a scanner is used the less priority it gets.</em>
-<a class="jxr_linenumber" name="289" href="#289">289</a> <em class="jxr_comment">// The weight is used to have more control on the delay.</em>
-<a class="jxr_linenumber" name="290" href="#290">290</a> <strong class="jxr_keyword">long</strong> vtime = rpcServices.getScannerVirtualTime(request.getScannerId());
-<a class="jxr_linenumber" name="291" href="#291">291</a> <strong class="jxr_keyword">return</strong> Math.round(Math.sqrt(vtime * scanVirtualTimeWeight));
-<a class="jxr_linenumber" name="292" href="#292">292</a> }
-<a class="jxr_linenumber" name="293" href="#293">293</a> <strong class="jxr_keyword">return</strong> 0;
-<a class="jxr_linenumber" name="294" href="#294">294</a> }
-<a class="jxr_linenumber" name="295" href="#295">295</a>
-<a class="jxr_linenumber" name="296" href="#296">296</a> @VisibleForTesting
-<a class="jxr_linenumber" name="297" href="#297">297</a> <strong class="jxr_keyword">void</strong> setRegionServer(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegionServer.html">HRegionServer</a> hrs) {
-<a class="jxr_linenumber" name="298" href="#298">298</a> <strong class="jxr_keyword">this</strong>.rpcServices = hrs.getRSRpcServices();
-<a class="jxr_linenumber" name="299" href="#299">299</a> }
-<a class="jxr_linenumber" name="300" href="#300">300</a> }
+<a class="jxr_linenumber" name="201" href="#201">201</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">int</strong> getBasePriority(RequestHeader header, Message param) {
+<a class="jxr_linenumber" name="202" href="#202">202</a> <strong class="jxr_keyword">if</strong> (param == <strong class="jxr_keyword">null</strong>) {
+<a class="jxr_linenumber" name="203" href="#203">203</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
+<a class="jxr_linenumber" name="204" href="#204">204</a> }
+<a class="jxr_linenumber" name="205" href="#205">205</a>
+<a class="jxr_linenumber" name="206" href="#206">206</a> <em class="jxr_comment">// Trust the client-set priorities if set</em>
+<a class="jxr_linenumber" name="207" href="#207">207</a> <strong class="jxr_keyword">if</strong> (header.hasPriority()) {
+<a class="jxr_linenumber" name="208" href="#208">208</a> <strong class="jxr_keyword">return</strong> header.getPriority();
+<a class="jxr_linenumber" name="209" href="#209">209</a> }
+<a class="jxr_linenumber" name="210" href="#210">210</a>
+<a class="jxr_linenumber" name="211" href="#211">211</a> String cls = param.getClass().getName();
+<a class="jxr_linenumber" name="212" href="#212">212</a> Class<? <strong class="jxr_keyword">extends</strong> Message> rpcArgClass = argumentToClassMap.get(cls);
+<a class="jxr_linenumber" name="213" href="#213">213</a> RegionSpecifier regionSpecifier = <strong class="jxr_keyword">null</strong>;
+<a class="jxr_linenumber" name="214" href="#214">214</a> <em class="jxr_comment">//check whether the request has reference to meta region or now.</em>
+<a class="jxr_linenumber" name="215" href="#215">215</a> <strong class="jxr_keyword">try</strong> {
+<a class="jxr_linenumber" name="216" href="#216">216</a> <em class="jxr_comment">// Check if the param has a region specifier; the pb methods are hasRegion and getRegion if</em>
+<a class="jxr_linenumber" name="217" href="#217">217</a> <em class="jxr_comment">// hasRegion returns true. Not all listed methods have region specifier each time. For</em>
+<a class="jxr_linenumber" name="218" href="#218">218</a> <em class="jxr_comment">// example, the ScanRequest has it on setup but thereafter relies on the scannerid rather than</em>
+<a class="jxr_linenumber" name="219" href="#219">219</a> <em class="jxr_comment">// send the region over every time.</em>
+<a class="jxr_linenumber" name="220" href="#220">220</a> Method hasRegion = methodMap.get(<span class="jxr_string">"hasRegion"</span>).get(rpcArgClass);
+<a class="jxr_linenumber" name="221" href="#221">221</a> <strong class="jxr_keyword">if</strong> (hasRegion != <strong class="jxr_keyword">null</strong> && (Boolean)hasRegion.invoke(param, (Object[])<strong class="jxr_keyword">null</strong>)) {
+<a class="jxr_linenumber" name="222" href="#222">222</a> Method getRegion = methodMap.get(<span class="jxr_string">"getRegion"</span>).get(rpcArgClass);
+<a class="jxr_linenumber" name="223" href="#223">223</a> regionSpecifier = (RegionSpecifier)getRegion.invoke(param, (Object[])<strong class="jxr_keyword">null</strong>);
+<a class="jxr_linenumber" name="224" href="#224">224</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/Region.html">Region</a> region = rpcServices.getRegion(regionSpecifier);
+<a class="jxr_linenumber" name="225" href="#225">225</a> <strong class="jxr_keyword">if</strong> (region.getRegionInfo().isSystemTable()) {
+<a class="jxr_linenumber" name="226" href="#226">226</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
+<a class="jxr_linenumber" name="227" href="#227">227</a> LOG.trace(<span class="jxr_string">"High priority because region="</span> +
+<a class="jxr_linenumber" name="228" href="#228">228</a> region.getRegionInfo().getRegionNameAsString());
+<a class="jxr_linenumber" name="229" href="#229">229</a> }
+<a class="jxr_linenumber" name="230" href="#230">230</a> <strong class="jxr_keyword">return</strong> HConstants.SYSTEMTABLE_QOS;
+<a class="jxr_linenumber" name="231" href="#231">231</a> }
+<a class="jxr_linenumber" name="232" href="#232">232</a> }
+<a class="jxr_linenumber" name="233" href="#233">233</a> } <strong class="jxr_keyword">catch</strong> (Exception ex) {
+<a class="jxr_linenumber" name="234" href="#234">234</a> <em class="jxr_comment">// Not good throwing an exception out of here, a runtime anyways. Let the query go into the</em>
+<a class="jxr_linenumber" name="235" href="#235">235</a> <em class="jxr_comment">// server and have it throw the exception if still an issue. Just mark it normal priority.</em>
+<a class="jxr_linenumber" name="236" href="#236">236</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) LOG.trace(<span class="jxr_string">"Marking normal priority after getting exception="</span> + ex);
+<a class="jxr_linenumber" name="237" href="#237">237</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
+<a class="jxr_linenumber" name="238" href="#238">238</a> }
+<a class="jxr_linenumber" name="239" href="#239">239</a>
+<a class="jxr_linenumber" name="240" href="#240">240</a> <strong class="jxr_keyword">if</strong> (param instanceof ScanRequest) { <em class="jxr_comment">// scanner methods...</em>
+<a class="jxr_linenumber" name="241" href="#241">241</a> ScanRequest request = (ScanRequest)param;
+<a class="jxr_linenumber" name="242" href="#242">242</a> <strong class="jxr_keyword">if</strong> (!request.hasScannerId()) {
+<a class="jxr_linenumber" name="243" href="#243">243</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
+<a class="jxr_linenumber" name="244" href="#244">244</a> }
+<a class="jxr_linenumber" name="245" href="#245">245</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/RegionScanner.html">RegionScanner</a> scanner = rpcServices.getScanner(request.getScannerId());
+<a class="jxr_linenumber" name="246" href="#246">246</a> <strong class="jxr_keyword">if</strong> (scanner != <strong class="jxr_keyword">null</strong> && scanner.getRegionInfo().isSystemTable()) {
+<a class="jxr_linenumber" name="247" href="#247">247</a> <strong class="jxr_keyword">if</strong> (LOG.isTraceEnabled()) {
+<a class="jxr_linenumber" name="248" href="#248">248</a> <em class="jxr_comment">// Scanner requests are small in size so TextFormat version should not overwhelm log.</em>
+<a class="jxr_linenumber" name="249" href="#249">249</a> LOG.trace(<span class="jxr_string">"High priority scanner request "</span> + TextFormat.shortDebugString(request));
+<a class="jxr_linenumber" name="250" href="#250">250</a> }
+<a class="jxr_linenumber" name="251" href="#251">251</a> <strong class="jxr_keyword">return</strong> HConstants.SYSTEMTABLE_QOS;
+<a class="jxr_linenumber" name="252" href="#252">252</a> }
+<a class="jxr_linenumber" name="253" href="#253">253</a> }
+<a class="jxr_linenumber" name="254" href="#254">254</a>
+<a class="jxr_linenumber" name="255" href="#255">255</a> <strong class="jxr_keyword">return</strong> HConstants.NORMAL_QOS;
+<a class="jxr_linenumber" name="256" href="#256">256</a> }
+<a class="jxr_linenumber" name="257" href="#257">257</a>
+<a class="jxr_linenumber" name="258" href="#258">258</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="259" href="#259">259</a> <em class="jxr_javadoccomment"> * Based on the request content, returns the deadline of the request.</em>
+<a class="jxr_linenumber" name="260" href="#260">260</a> <em class="jxr_javadoccomment"> *</em>
+<a class="jxr_linenumber" name="261" href="#261">261</a> <em class="jxr_javadoccomment"> * @param header</em>
+<a class="jxr_linenumber" name="262" href="#262">262</a> <em class="jxr_javadoccomment"> * @param param</em>
+<a class="jxr_linenumber" name="263" href="#263">263</a> <em class="jxr_javadoccomment"> * @return Deadline of this request. 0 now, otherwise msec of 'delay'</em>
+<a class="jxr_linenumber" name="264" href="#264">264</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="265" href="#265">265</a> @Override
+<a class="jxr_linenumber" name="266" href="#266">266</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> getDeadline(RequestHeader header, Message param) {
+<a class="jxr_linenumber" name="267" href="#267">267</a> <strong class="jxr_keyword">if</strong> (param instanceof ScanRequest) {
+<a class="jxr_linenumber" name="268" href="#268">268</a> ScanRequest request = (ScanRequest)param;
+<a class="jxr_linenumber" name="269" href="#269">269</a> <strong class="jxr_keyword">if</strong> (!request.hasScannerId()) {
+<a class="jxr_linenumber" name="270" href="#270">270</a> <strong class="jxr_keyword">return</strong> 0;
+<a class="jxr_linenumber" name="271" href="#271">271</a> }
+<a class="jxr_linenumber" name="272" href="#272">272</a>
+<a class="jxr_linenumber" name="273" href="#273">273</a> <em class="jxr_comment">// get the 'virtual time' of the scanner, and applies sqrt() to get a</em>
+<a class="jxr_linenumber" name="274" href="#274">274</a> <em class="jxr_comment">// nice curve for the delay. More a scanner is used the less priority it gets.</em>
+<a class="jxr_linenumber" name="275" href="#275">275</a> <em class="jxr_comment">// The weight is used to have more control on the delay.</em>
+<a class="jxr_linenumber" name="276" href="#276">276</a> <strong class="jxr_keyword">long</strong> vtime = rpcServices.getScannerVirtualTime(request.getScannerId());
+<a class="jxr_linenumber" name="277" href="#277">277</a> <strong class="jxr_keyword">return</strong> Math.round(Math.sqrt(vtime * scanVirtualTimeWeight));
+<a class="jxr_linenumber" name="278" href="#278">278</a> }
+<a class="jxr_linenumber" name="279" href="#279">279</a> <strong class="jxr_keyword">return</strong> 0;
+<a class="jxr_linenumber" name="280" href="#280">280</a> }
+<a class="jxr_linenumber" name="281" href="#281">281</a>
+<a class="jxr_linenumber" name="282" href="#282">282</a> @VisibleForTesting
+<a class="jxr_linenumber" name="283" href="#283">283</a> <strong class="jxr_keyword">void</strong> setRegionServer(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegionServer.html">HRegionServer</a> hrs) {
+<a class="jxr_linenumber" name="284" href="#284">284</a> <strong class="jxr_keyword">this</strong>.rpcServices = hrs.getRSRpcServices();
+<a class="jxr_linenumber" name="285" href="#285">285</a> }
+<a class="jxr_linenumber" name="286" href="#286">286</a> }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/4ce8323f/xref/org/apache/hadoop/hbase/regionserver/DefaultMemStore.html
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diff --git a/xref/org/apache/hadoop/hbase/regionserver/DefaultMemStore.html b/xref/org/apache/hadoop/hbase/regionserver/DefaultMemStore.html
index ca7e96c..ca66c0c 100644
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+++ b/xref/org/apache/hadoop/hbase/regionserver/DefaultMemStore.html
@@ -128,94 +128,80 @@
<a class="jxr_linenumber" name="118" href="#118">118</a> }
<a class="jxr_linenumber" name="119" href="#119">119</a>
<a class="jxr_linenumber" name="120" href="#120">120</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> * Remove n key from the memstore. Only cells that have the same key and the</em>
-<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> * same memstoreTS are removed. It is ok to not update timeRangeTracker</em>
-<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> * in this call. It is possible that we can optimize this method by using</em>
-<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment"> * tailMap/iterator, but since this method is called rarely (only for</em>
-<a class="jxr_linenumber" name="125" href="#125">125</a> <em class="jxr_javadoccomment"> * error recovery), we can leave those optimization for the future.</em>
-<a class="jxr_linenumber" name="126" href="#126">126</a> <em class="jxr_javadoccomment"> * @param cell</em>
-<a class="jxr_linenumber" name="127" href="#127">127</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="128" href="#128">128</a> @Override
-<a class="jxr_linenumber" name="129" href="#129">129</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> rollback(<a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
-<a class="jxr_linenumber" name="130" href="#130">130</a> rollbackInSnapshot(cell);
-<a class="jxr_linenumber" name="131" href="#131">131</a> rollbackInActive(cell);
+<a class="jxr_linenumber" name="121" href="#121">121</a> <em class="jxr_javadoccomment"> * @param cell Find the row that comes after this one. If null, we return the</em>
+<a class="jxr_linenumber" name="122" href="#122">122</a> <em class="jxr_javadoccomment"> * first.</em>
+<a class="jxr_linenumber" name="123" href="#123">123</a> <em class="jxr_javadoccomment"> * @return Next row or null if none found.</em>
+<a class="jxr_linenumber" name="124" href="#124">124</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="125" href="#125">125</a> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> getNextRow(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
+<a class="jxr_linenumber" name="126" href="#126">126</a> <strong class="jxr_keyword">return</strong> getLowest(
+<a class="jxr_linenumber" name="127" href="#127">127</a> getNextRow(cell, getActive().getCellSet()),
+<a class="jxr_linenumber" name="128" href="#128">128</a> getNextRow(cell, getSnapshot().getCellSet()));
+<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> @Override <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> updateLowestUnflushedSequenceIdInWal(<strong class="jxr_keyword">boolean</strong> onlyIfMoreRecent) {
<a class="jxr_linenumber" name="132" href="#132">132</a> }
<a class="jxr_linenumber" name="133" href="#133">133</a>
<a class="jxr_linenumber" name="134" href="#134">134</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> * @param cell Find the row that comes after this one. If null, we return the</em>
-<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment"> * first.</em>
-<a class="jxr_linenumber" name="137" href="#137">137</a> <em class="jxr_javadoccomment"> * @return Next row or null if none found.</em>
-<a class="jxr_linenumber" name="138" href="#138">138</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="139" href="#139">139</a> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> getNextRow(<strong class="jxr_keyword">final</strong> <a href="../../../../../org/apache/hadoop/hbase/Cell.html">Cell</a> cell) {
-<a class="jxr_linenumber" name="140" href="#140">140</a> <strong class="jxr_keyword">return</strong> getLowest(
-<a class="jxr_linenumber" name="141" href="#141">141</a> getNextRow(cell, getActive().getCellSet()),
-<a class="jxr_linenumber" name="142" href="#142">142</a> getNextRow(cell, getSnapshot().getCellSet()));
-<a class="jxr_linenumber" name="143" href="#143">143</a> }
-<a class="jxr_linenumber" name="144" href="#144">144</a>
-<a class="jxr_linenumber" name="145" href="#145">145</a> @Override <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> updateLowestUnflushedSequenceIdInWal(<strong class="jxr_keyword">boolean</strong> onlyIfMoreRecent) {
-<a class="jxr_linenumber" name="146" href="#146">146</a> }
-<a class="jxr_linenumber" name="147" href="#147">147</a>
-<a class="jxr_linenumber" name="148" href="#148">148</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="149" href="#149">149</a> <em class="jxr_javadoccomment"> * @return Total memory occupied by this MemStore.</em>
-<a class="jxr_linenumber" name="150" href="#150">150</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="135" href="#135">135</a> <em class="jxr_javadoccomment"> * @return Total memory occupied by this MemStore.</em>
+<a class="jxr_linenumber" name="136" href="#136">136</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="137" href="#137">137</a> @Override
+<a class="jxr_linenumber" name="138" href="#138">138</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> size() {
+<a class="jxr_linenumber" name="139" href="#139">139</a> <strong class="jxr_keyword">return</strong> heapSize();
+<a class="jxr_linenumber" name="140" href="#140">140</a> }
+<a class="jxr_linenumber" name="141" href="#141">141</a>
+<a class="jxr_linenumber" name="142" href="#142">142</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="143" href="#143">143</a> <em class="jxr_javadoccomment"> * Check whether anything need to be done based on the current active set size</em>
+<a class="jxr_linenumber" name="144" href="#144">144</a> <em class="jxr_javadoccomment"> * Nothing need to be done for the DefaultMemStore</em>
+<a class="jxr_linenumber" name="145" href="#145">145</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="146" href="#146">146</a> @Override
+<a class="jxr_linenumber" name="147" href="#147">147</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> checkActiveSize() {
+<a class="jxr_linenumber" name="148" href="#148">148</a> <strong class="jxr_keyword">return</strong>;
+<a class="jxr_linenumber" name="149" href="#149">149</a> }
+<a class="jxr_linenumber" name="150" href="#150">150</a>
<a class="jxr_linenumber" name="151" href="#151">151</a> @Override
-<a class="jxr_linenumber" name="152" href="#152">152</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">long</strong> size() {
-<a class="jxr_linenumber" name="153" href="#153">153</a> <strong class="jxr_keyword">return</strong> heapSize();
-<a class="jxr_linenumber" name="154" href="#154">154</a> }
-<a class="jxr_linenumber" name="155" href="#155">155</a>
-<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment"> * Check whether anything need to be done based on the current active set size</em>
-<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment"> * Nothing need to be done for the DefaultMemStore</em>
-<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="160" href="#160">160</a> @Override
-<a class="jxr_linenumber" name="161" href="#161">161</a> <strong class="jxr_keyword">protected</strong> <strong class="jxr_keyword">void</strong> checkActiveSize() {
-<a class="jxr_linenumber" name="162" href="#162">162</a> <strong class="jxr_keyword">return</strong>;
-<a class="jxr_linenumber" name="163" href="#163">163</a> }
-<a class="jxr_linenumber" name="164" href="#164">164</a>
-<a class="jxr_linenumber" name="165" href="#165">165</a> @Override
-<a class="jxr_linenumber" name="166" href="#166">166</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> finalizeFlush() {
-<a class="jxr_linenumber" name="167" href="#167">167</a> }
-<a class="jxr_linenumber" name="168" href="#168">168</a>
-<a class="jxr_linenumber" name="169" href="#169">169</a> <em class="jxr_javadoccomment">/**</em>
-<a class="jxr_linenumber" name="170" href="#170">170</a> <em class="jxr_javadoccomment"> * Code to help figure if our approximation of object heap sizes is close</em>
-<a class="jxr_linenumber" name="171" href="#171">171</a> <em class="jxr_javadoccomment"> * enough. See hbase-900. Fills memstores then waits so user can heap</em>
-<a class="jxr_linenumber" name="172" href="#172">172</a> <em class="jxr_javadoccomment"> * dump and bring up resultant hprof in something like jprofiler which</em>
-<a class="jxr_linenumber" name="173" href="#173">173</a> <em class="jxr_javadoccomment"> * allows you get 'deep size' on objects.</em>
-<a class="jxr_linenumber" name="174" href="#174">174</a> <em class="jxr_javadoccomment"> * @param args main args</em>
-<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_javadoccomment"> */</em>
-<a class="jxr_linenumber" name="176" href="#176">176</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String [] args) {
-<a class="jxr_linenumber" name="177" href="#177">177</a> RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
-<a class="jxr_linenumber" name="178" href="#178">178</a> LOG.info(<span class="jxr_string">"vmName="</span> + runtime.getVmName() + <span class="jxr_string">", vmVendor="</span> +
-<a class="jxr_linenumber" name="179" href="#179">179</a> runtime.getVmVendor() + <span class="jxr_string">", vmVersion="</span> + runtime.getVmVersion());
-<a class="jxr_linenumber" name="180" href="#180">180</a> LOG.info(<span class="jxr_string">"vmInputArguments="</span> + runtime.getInputArguments());
-<a class="jxr_linenumber" name="181" href="#181">181</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a> memstore1 = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a>();
-<a class="jxr_linenumber" name="182" href="#182">182</a> <em class="jxr_comment">// TODO: x32 vs x64</em>
-<a class="jxr_linenumber" name="183" href="#183">183</a> <strong class="jxr_keyword">long</strong> size = 0;
-<a class="jxr_linenumber" name="184" href="#184">184</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> count = 10000;
-<a class="jxr_linenumber" name="185" href="#185">185</a> byte [] fam = Bytes.toBytes(<span class="jxr_string">"col"</span>);
-<a class="jxr_linenumber" name="186" href="#186">186</a> byte [] qf = Bytes.toBytes(<span class="jxr_string">"umn"</span>);
-<a class="jxr_linenumber" name="187" href="#187">187</a> byte [] empty = <strong class="jxr_keyword">new</strong> byte[0];
-<a class="jxr_linenumber" name="188" href="#188">188</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < count; i++) {
-<a class="jxr_linenumber" name="189" href="#189">189</a> <em class="jxr_comment">// Give each its own ts</em>
-<a class="jxr_linenumber" name="190" href="#190">190</a> size += memstore1.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(Bytes.toBytes(i), fam, qf, i, empty));
-<a class="jxr_linenumber" name="191" href="#191">191</a> }
-<a class="jxr_linenumber" name="192" href="#192">192</a> LOG.info(<span class="jxr_string">"memstore1 estimated size="</span> + size);
-<a class="jxr_linenumber" name="193" href="#193">193</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < count; i++) {
-<a class="jxr_linenumber" name="194" href="#194">194</a> size += memstore1.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(Bytes.toBytes(i), fam, qf, i, empty));
-<a class="jxr_linenumber" name="195" href="#195">195</a> }
-<a class="jxr_linenumber" name="196" href="#196">196</a> LOG.info(<span class="jxr_string">"memstore1 estimated size (2nd loading of same data)="</span> + size);
-<a class="jxr_linenumber" name="197" href="#197">197</a> <em class="jxr_comment">// Make a variably sized memstore.</em>
-<a class="jxr_linenumber" name="198" href="#198">198</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a> memstore2 = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a>();
-<a class="jxr_linenumber" name="199" href="#199">199</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < count; i++) {
-<a class="jxr_linenumber" name="200" href="#200">200</a> size += memstore2.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(Bytes.toBytes(i), fam, qf, i, <strong class="jxr_keyword">new</strong> byte[i]));
-<a class="jxr_linenumber" name="201" href="#201">201</a> }
-<a class="jxr_linenumber" name="202" href="#202">202</a> LOG.info(<span class="jxr_string">"memstore2 estimated size="</span> + size);
-<a class="jxr_linenumber" name="203" href="#203">203</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> seconds = 30;
-<a class="jxr_linenumber" name="204" href="#204">204</a> LOG.info(<span class="jxr_string">"Waiting "</span> + seconds + <span class="jxr_string">" seconds while heap dump is taken"</span>);
-<a class="jxr_linenumber" name="205" href="#205">205</a> LOG.info(<span class="jxr_string">"Exiting."</span>);
-<a class="jxr_linenumber" name="206" href="#206">206</a> }
-<a class="jxr_linenumber" name="207" href="#207">207</a>
-<a class="jxr_linenumber" name="208" href="#208">208</a> }
+<a class="jxr_linenumber" name="152" href="#152">152</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> finalizeFlush() {
+<a class="jxr_linenumber" name="153" href="#153">153</a> }
+<a class="jxr_linenumber" name="154" href="#154">154</a>
+<a class="jxr_linenumber" name="155" href="#155">155</a> <em class="jxr_javadoccomment">/**</em>
+<a class="jxr_linenumber" name="156" href="#156">156</a> <em class="jxr_javadoccomment"> * Code to help figure if our approximation of object heap sizes is close</em>
+<a class="jxr_linenumber" name="157" href="#157">157</a> <em class="jxr_javadoccomment"> * enough. See hbase-900. Fills memstores then waits so user can heap</em>
+<a class="jxr_linenumber" name="158" href="#158">158</a> <em class="jxr_javadoccomment"> * dump and bring up resultant hprof in something like jprofiler which</em>
+<a class="jxr_linenumber" name="159" href="#159">159</a> <em class="jxr_javadoccomment"> * allows you get 'deep size' on objects.</em>
+<a class="jxr_linenumber" name="160" href="#160">160</a> <em class="jxr_javadoccomment"> * @param args main args</em>
+<a class="jxr_linenumber" name="161" href="#161">161</a> <em class="jxr_javadoccomment"> */</em>
+<a class="jxr_linenumber" name="162" href="#162">162</a> <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> <strong class="jxr_keyword">void</strong> main(String [] args) {
+<a class="jxr_linenumber" name="163" href="#163">163</a> RuntimeMXBean runtime = ManagementFactory.getRuntimeMXBean();
+<a class="jxr_linenumber" name="164" href="#164">164</a> LOG.info(<span class="jxr_string">"vmName="</span> + runtime.getVmName() + <span class="jxr_string">", vmVendor="</span> +
+<a class="jxr_linenumber" name="165" href="#165">165</a> runtime.getVmVendor() + <span class="jxr_string">", vmVersion="</span> + runtime.getVmVersion());
+<a class="jxr_linenumber" name="166" href="#166">166</a> LOG.info(<span class="jxr_string">"vmInputArguments="</span> + runtime.getInputArguments());
+<a class="jxr_linenumber" name="167" href="#167">167</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a> memstore1 = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a>();
+<a class="jxr_linenumber" name="168" href="#168">168</a> <em class="jxr_comment">// TODO: x32 vs x64</em>
+<a class="jxr_linenumber" name="169" href="#169">169</a> <strong class="jxr_keyword">long</strong> size = 0;
+<a class="jxr_linenumber" name="170" href="#170">170</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> count = 10000;
+<a class="jxr_linenumber" name="171" href="#171">171</a> byte [] fam = Bytes.toBytes(<span class="jxr_string">"col"</span>);
+<a class="jxr_linenumber" name="172" href="#172">172</a> byte [] qf = Bytes.toBytes(<span class="jxr_string">"umn"</span>);
+<a class="jxr_linenumber" name="173" href="#173">173</a> byte [] empty = <strong class="jxr_keyword">new</strong> byte[0];
+<a class="jxr_linenumber" name="174" href="#174">174</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < count; i++) {
+<a class="jxr_linenumber" name="175" href="#175">175</a> <em class="jxr_comment">// Give each its own ts</em>
+<a class="jxr_linenumber" name="176" href="#176">176</a> size += memstore1.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(Bytes.toBytes(i), fam, qf, i, empty));
+<a class="jxr_linenumber" name="177" href="#177">177</a> }
+<a class="jxr_linenumber" name="178" href="#178">178</a> LOG.info(<span class="jxr_string">"memstore1 estimated size="</span> + size);
+<a class="jxr_linenumber" name="179" href="#179">179</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < count; i++) {
+<a class="jxr_linenumber" name="180" href="#180">180</a> size += memstore1.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(Bytes.toBytes(i), fam, qf, i, empty));
+<a class="jxr_linenumber" name="181" href="#181">181</a> }
+<a class="jxr_linenumber" name="182" href="#182">182</a> LOG.info(<span class="jxr_string">"memstore1 estimated size (2nd loading of same data)="</span> + size);
+<a class="jxr_linenumber" name="183" href="#183">183</a> <em class="jxr_comment">// Make a variably sized memstore.</em>
+<a class="jxr_linenumber" name="184" href="#184">184</a> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a> memstore2 = <strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/regionserver/DefaultMemStore.html">DefaultMemStore</a>();
+<a class="jxr_linenumber" name="185" href="#185">185</a> <strong class="jxr_keyword">for</strong> (<strong class="jxr_keyword">int</strong> i = 0; i < count; i++) {
+<a class="jxr_linenumber" name="186" href="#186">186</a> size += memstore2.add(<strong class="jxr_keyword">new</strong> <a href="../../../../../org/apache/hadoop/hbase/KeyValue.html">KeyValue</a>(Bytes.toBytes(i), fam, qf, i, <strong class="jxr_keyword">new</strong> byte[i]));
+<a class="jxr_linenumber" name="187" href="#187">187</a> }
+<a class="jxr_linenumber" name="188" href="#188">188</a> LOG.info(<span class="jxr_string">"memstore2 estimated size="</span> + size);
+<a class="jxr_linenumber" name="189" href="#189">189</a> <strong class="jxr_keyword">final</strong> <strong class="jxr_keyword">int</strong> seconds = 30;
+<a class="jxr_linenumber" name="190" href="#190">190</a> LOG.info(<span class="jxr_string">"Waiting "</span> + seconds + <span class="jxr_string">" seconds while heap dump is taken"</span>);
+<a class="jxr_linenumber" name="191" href="#191">191</a> LOG.info(<span class="jxr_string">"Exiting."</span>);
+<a class="jxr_linenumber" name="192" href="#192">192</a> }
+<a class="jxr_linenumber" name="193" href="#193">193</a>
+<a class="jxr_linenumber" name="194" href="#194">194</a> }
</pre>
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