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| <pre><span class="source-line-no">001</span><span id="line-1">/*</span> |
| <span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span> |
| <span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span> |
| <span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span> |
| <span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span> |
| <span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span> |
| <span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span> |
| <span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span> |
| <span class="source-line-no">009</span><span id="line-9"> *</span> |
| <span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span> |
| <span class="source-line-no">011</span><span id="line-11"> *</span> |
| <span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span> |
| <span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span> |
| <span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span> |
| <span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span> |
| <span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span> |
| <span class="source-line-no">017</span><span id="line-17"> */</span> |
| <span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.master;</span> |
| <span class="source-line-no">019</span><span id="line-19"></span> |
| <span class="source-line-no">020</span><span id="line-20">import java.util.Date;</span> |
| <span class="source-line-no">021</span><span id="line-21">import org.apache.hadoop.hbase.ServerName;</span> |
| <span class="source-line-no">022</span><span id="line-22">import org.apache.hadoop.hbase.client.RegionInfo;</span> |
| <span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;</span> |
| <span class="source-line-no">024</span><span id="line-24">import org.apache.yetus.audience.InterfaceAudience;</span> |
| <span class="source-line-no">025</span><span id="line-25">import org.apache.yetus.audience.InterfaceStability;</span> |
| <span class="source-line-no">026</span><span id="line-26"></span> |
| <span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;</span> |
| <span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;</span> |
| <span class="source-line-no">029</span><span id="line-29"></span> |
| <span class="source-line-no">030</span><span id="line-30">/**</span> |
| <span class="source-line-no">031</span><span id="line-31"> * State of a Region while undergoing transitions. This class is immutable.</span> |
| <span class="source-line-no">032</span><span id="line-32"> */</span> |
| <span class="source-line-no">033</span><span id="line-33">@InterfaceAudience.Private</span> |
| <span class="source-line-no">034</span><span id="line-34">public class RegionState {</span> |
| <span class="source-line-no">035</span><span id="line-35"></span> |
| <span class="source-line-no">036</span><span id="line-36"> @InterfaceAudience.Private</span> |
| <span class="source-line-no">037</span><span id="line-37"> @InterfaceStability.Evolving</span> |
| <span class="source-line-no">038</span><span id="line-38"> public enum State {</span> |
| <span class="source-line-no">039</span><span id="line-39"> OFFLINE, // region is in an offline state</span> |
| <span class="source-line-no">040</span><span id="line-40"> OPENING, // server has begun to open but not yet done</span> |
| <span class="source-line-no">041</span><span id="line-41"> OPEN, // server opened region and updated meta</span> |
| <span class="source-line-no">042</span><span id="line-42"> CLOSING, // server has begun to close but not yet done</span> |
| <span class="source-line-no">043</span><span id="line-43"> CLOSED, // server closed region and updated meta</span> |
| <span class="source-line-no">044</span><span id="line-44"> SPLITTING, // server started split of a region</span> |
| <span class="source-line-no">045</span><span id="line-45"> SPLIT, // server completed split of a region</span> |
| <span class="source-line-no">046</span><span id="line-46"> FAILED_OPEN, // failed to open, and won't retry any more</span> |
| <span class="source-line-no">047</span><span id="line-47"> FAILED_CLOSE, // failed to close, and won't retry any more</span> |
| <span class="source-line-no">048</span><span id="line-48"> MERGING, // server started merge a region</span> |
| <span class="source-line-no">049</span><span id="line-49"> MERGED, // server completed merge a region</span> |
| <span class="source-line-no">050</span><span id="line-50"> SPLITTING_NEW, // new region to be created when RS splits a parent</span> |
| <span class="source-line-no">051</span><span id="line-51"> // region but hasn't be created yet, or master doesn't</span> |
| <span class="source-line-no">052</span><span id="line-52"> // know it's already created</span> |
| <span class="source-line-no">053</span><span id="line-53"> MERGING_NEW, // new region to be created when RS merges two</span> |
| <span class="source-line-no">054</span><span id="line-54"> // daughter regions but hasn't be created yet, or</span> |
| <span class="source-line-no">055</span><span id="line-55"> // master doesn't know it's already created</span> |
| <span class="source-line-no">056</span><span id="line-56"> ABNORMALLY_CLOSED; // the region is CLOSED because of a RS crashes. Usually it is the same</span> |
| <span class="source-line-no">057</span><span id="line-57"> // with CLOSED, but for some operations such as merge/split, we can not</span> |
| <span class="source-line-no">058</span><span id="line-58"> // apply it to a region in this state, as it may lead to data loss as we</span> |
| <span class="source-line-no">059</span><span id="line-59"> // may have some data in recovered edits.</span> |
| <span class="source-line-no">060</span><span id="line-60"></span> |
| <span class="source-line-no">061</span><span id="line-61"> public boolean matches(State... expected) {</span> |
| <span class="source-line-no">062</span><span id="line-62"> for (State state : expected) {</span> |
| <span class="source-line-no">063</span><span id="line-63"> if (this == state) {</span> |
| <span class="source-line-no">064</span><span id="line-64"> return true;</span> |
| <span class="source-line-no">065</span><span id="line-65"> }</span> |
| <span class="source-line-no">066</span><span id="line-66"> }</span> |
| <span class="source-line-no">067</span><span id="line-67"> return false;</span> |
| <span class="source-line-no">068</span><span id="line-68"> }</span> |
| <span class="source-line-no">069</span><span id="line-69"></span> |
| <span class="source-line-no">070</span><span id="line-70"> /**</span> |
| <span class="source-line-no">071</span><span id="line-71"> * Convert to protobuf ClusterStatusProtos.RegionState.State</span> |
| <span class="source-line-no">072</span><span id="line-72"> */</span> |
| <span class="source-line-no">073</span><span id="line-73"> public ClusterStatusProtos.RegionState.State convert() {</span> |
| <span class="source-line-no">074</span><span id="line-74"> ClusterStatusProtos.RegionState.State rs;</span> |
| <span class="source-line-no">075</span><span id="line-75"> switch (this) {</span> |
| <span class="source-line-no">076</span><span id="line-76"> case OFFLINE:</span> |
| <span class="source-line-no">077</span><span id="line-77"> rs = ClusterStatusProtos.RegionState.State.OFFLINE;</span> |
| <span class="source-line-no">078</span><span id="line-78"> break;</span> |
| <span class="source-line-no">079</span><span id="line-79"> case OPENING:</span> |
| <span class="source-line-no">080</span><span id="line-80"> rs = ClusterStatusProtos.RegionState.State.OPENING;</span> |
| <span class="source-line-no">081</span><span id="line-81"> break;</span> |
| <span class="source-line-no">082</span><span id="line-82"> case OPEN:</span> |
| <span class="source-line-no">083</span><span id="line-83"> rs = ClusterStatusProtos.RegionState.State.OPEN;</span> |
| <span class="source-line-no">084</span><span id="line-84"> break;</span> |
| <span class="source-line-no">085</span><span id="line-85"> case CLOSING:</span> |
| <span class="source-line-no">086</span><span id="line-86"> rs = ClusterStatusProtos.RegionState.State.CLOSING;</span> |
| <span class="source-line-no">087</span><span id="line-87"> break;</span> |
| <span class="source-line-no">088</span><span id="line-88"> case CLOSED:</span> |
| <span class="source-line-no">089</span><span id="line-89"> rs = ClusterStatusProtos.RegionState.State.CLOSED;</span> |
| <span class="source-line-no">090</span><span id="line-90"> break;</span> |
| <span class="source-line-no">091</span><span id="line-91"> case SPLITTING:</span> |
| <span class="source-line-no">092</span><span id="line-92"> rs = ClusterStatusProtos.RegionState.State.SPLITTING;</span> |
| <span class="source-line-no">093</span><span id="line-93"> break;</span> |
| <span class="source-line-no">094</span><span id="line-94"> case SPLIT:</span> |
| <span class="source-line-no">095</span><span id="line-95"> rs = ClusterStatusProtos.RegionState.State.SPLIT;</span> |
| <span class="source-line-no">096</span><span id="line-96"> break;</span> |
| <span class="source-line-no">097</span><span id="line-97"> case FAILED_OPEN:</span> |
| <span class="source-line-no">098</span><span id="line-98"> rs = ClusterStatusProtos.RegionState.State.FAILED_OPEN;</span> |
| <span class="source-line-no">099</span><span id="line-99"> break;</span> |
| <span class="source-line-no">100</span><span id="line-100"> case FAILED_CLOSE:</span> |
| <span class="source-line-no">101</span><span id="line-101"> rs = ClusterStatusProtos.RegionState.State.FAILED_CLOSE;</span> |
| <span class="source-line-no">102</span><span id="line-102"> break;</span> |
| <span class="source-line-no">103</span><span id="line-103"> case MERGING:</span> |
| <span class="source-line-no">104</span><span id="line-104"> rs = ClusterStatusProtos.RegionState.State.MERGING;</span> |
| <span class="source-line-no">105</span><span id="line-105"> break;</span> |
| <span class="source-line-no">106</span><span id="line-106"> case MERGED:</span> |
| <span class="source-line-no">107</span><span id="line-107"> rs = ClusterStatusProtos.RegionState.State.MERGED;</span> |
| <span class="source-line-no">108</span><span id="line-108"> break;</span> |
| <span class="source-line-no">109</span><span id="line-109"> case SPLITTING_NEW:</span> |
| <span class="source-line-no">110</span><span id="line-110"> rs = ClusterStatusProtos.RegionState.State.SPLITTING_NEW;</span> |
| <span class="source-line-no">111</span><span id="line-111"> break;</span> |
| <span class="source-line-no">112</span><span id="line-112"> case MERGING_NEW:</span> |
| <span class="source-line-no">113</span><span id="line-113"> rs = ClusterStatusProtos.RegionState.State.MERGING_NEW;</span> |
| <span class="source-line-no">114</span><span id="line-114"> break;</span> |
| <span class="source-line-no">115</span><span id="line-115"> case ABNORMALLY_CLOSED:</span> |
| <span class="source-line-no">116</span><span id="line-116"> rs = ClusterStatusProtos.RegionState.State.ABNORMALLY_CLOSED;</span> |
| <span class="source-line-no">117</span><span id="line-117"> break;</span> |
| <span class="source-line-no">118</span><span id="line-118"> default:</span> |
| <span class="source-line-no">119</span><span id="line-119"> throw new IllegalStateException("");</span> |
| <span class="source-line-no">120</span><span id="line-120"> }</span> |
| <span class="source-line-no">121</span><span id="line-121"> return rs;</span> |
| <span class="source-line-no">122</span><span id="line-122"> }</span> |
| <span class="source-line-no">123</span><span id="line-123"></span> |
| <span class="source-line-no">124</span><span id="line-124"> /**</span> |
| <span class="source-line-no">125</span><span id="line-125"> * Convert a protobuf HBaseProtos.RegionState.State to a RegionState.State</span> |
| <span class="source-line-no">126</span><span id="line-126"> * @return the RegionState.State</span> |
| <span class="source-line-no">127</span><span id="line-127"> */</span> |
| <span class="source-line-no">128</span><span id="line-128"> public static State convert(ClusterStatusProtos.RegionState.State protoState) {</span> |
| <span class="source-line-no">129</span><span id="line-129"> State state;</span> |
| <span class="source-line-no">130</span><span id="line-130"> switch (protoState) {</span> |
| <span class="source-line-no">131</span><span id="line-131"> case OFFLINE:</span> |
| <span class="source-line-no">132</span><span id="line-132"> state = OFFLINE;</span> |
| <span class="source-line-no">133</span><span id="line-133"> break;</span> |
| <span class="source-line-no">134</span><span id="line-134"> case PENDING_OPEN:</span> |
| <span class="source-line-no">135</span><span id="line-135"> case OPENING:</span> |
| <span class="source-line-no">136</span><span id="line-136"> state = OPENING;</span> |
| <span class="source-line-no">137</span><span id="line-137"> break;</span> |
| <span class="source-line-no">138</span><span id="line-138"> case OPEN:</span> |
| <span class="source-line-no">139</span><span id="line-139"> state = OPEN;</span> |
| <span class="source-line-no">140</span><span id="line-140"> break;</span> |
| <span class="source-line-no">141</span><span id="line-141"> case PENDING_CLOSE:</span> |
| <span class="source-line-no">142</span><span id="line-142"> case CLOSING:</span> |
| <span class="source-line-no">143</span><span id="line-143"> state = CLOSING;</span> |
| <span class="source-line-no">144</span><span id="line-144"> break;</span> |
| <span class="source-line-no">145</span><span id="line-145"> case CLOSED:</span> |
| <span class="source-line-no">146</span><span id="line-146"> state = CLOSED;</span> |
| <span class="source-line-no">147</span><span id="line-147"> break;</span> |
| <span class="source-line-no">148</span><span id="line-148"> case SPLITTING:</span> |
| <span class="source-line-no">149</span><span id="line-149"> state = SPLITTING;</span> |
| <span class="source-line-no">150</span><span id="line-150"> break;</span> |
| <span class="source-line-no">151</span><span id="line-151"> case SPLIT:</span> |
| <span class="source-line-no">152</span><span id="line-152"> state = SPLIT;</span> |
| <span class="source-line-no">153</span><span id="line-153"> break;</span> |
| <span class="source-line-no">154</span><span id="line-154"> case FAILED_OPEN:</span> |
| <span class="source-line-no">155</span><span id="line-155"> state = FAILED_OPEN;</span> |
| <span class="source-line-no">156</span><span id="line-156"> break;</span> |
| <span class="source-line-no">157</span><span id="line-157"> case FAILED_CLOSE:</span> |
| <span class="source-line-no">158</span><span id="line-158"> state = FAILED_CLOSE;</span> |
| <span class="source-line-no">159</span><span id="line-159"> break;</span> |
| <span class="source-line-no">160</span><span id="line-160"> case MERGING:</span> |
| <span class="source-line-no">161</span><span id="line-161"> state = MERGING;</span> |
| <span class="source-line-no">162</span><span id="line-162"> break;</span> |
| <span class="source-line-no">163</span><span id="line-163"> case MERGED:</span> |
| <span class="source-line-no">164</span><span id="line-164"> state = MERGED;</span> |
| <span class="source-line-no">165</span><span id="line-165"> break;</span> |
| <span class="source-line-no">166</span><span id="line-166"> case SPLITTING_NEW:</span> |
| <span class="source-line-no">167</span><span id="line-167"> state = SPLITTING_NEW;</span> |
| <span class="source-line-no">168</span><span id="line-168"> break;</span> |
| <span class="source-line-no">169</span><span id="line-169"> case MERGING_NEW:</span> |
| <span class="source-line-no">170</span><span id="line-170"> state = MERGING_NEW;</span> |
| <span class="source-line-no">171</span><span id="line-171"> break;</span> |
| <span class="source-line-no">172</span><span id="line-172"> case ABNORMALLY_CLOSED:</span> |
| <span class="source-line-no">173</span><span id="line-173"> state = ABNORMALLY_CLOSED;</span> |
| <span class="source-line-no">174</span><span id="line-174"> break;</span> |
| <span class="source-line-no">175</span><span id="line-175"> default:</span> |
| <span class="source-line-no">176</span><span id="line-176"> throw new IllegalStateException("Unhandled state " + protoState);</span> |
| <span class="source-line-no">177</span><span id="line-177"> }</span> |
| <span class="source-line-no">178</span><span id="line-178"> return state;</span> |
| <span class="source-line-no">179</span><span id="line-179"> }</span> |
| <span class="source-line-no">180</span><span id="line-180"> }</span> |
| <span class="source-line-no">181</span><span id="line-181"></span> |
| <span class="source-line-no">182</span><span id="line-182"> private final long stamp;</span> |
| <span class="source-line-no">183</span><span id="line-183"> private final RegionInfo hri;</span> |
| <span class="source-line-no">184</span><span id="line-184"> private final ServerName serverName;</span> |
| <span class="source-line-no">185</span><span id="line-185"> private final State state;</span> |
| <span class="source-line-no">186</span><span id="line-186"> // The duration of region in transition</span> |
| <span class="source-line-no">187</span><span id="line-187"> private long ritDuration;</span> |
| <span class="source-line-no">188</span><span id="line-188"></span> |
| <span class="source-line-no">189</span><span id="line-189"> public static RegionState createForTesting(RegionInfo region, State state) {</span> |
| <span class="source-line-no">190</span><span id="line-190"> return new RegionState(region, state, EnvironmentEdgeManager.currentTime(), null);</span> |
| <span class="source-line-no">191</span><span id="line-191"> }</span> |
| <span class="source-line-no">192</span><span id="line-192"></span> |
| <span class="source-line-no">193</span><span id="line-193"> public RegionState(RegionInfo region, State state, ServerName serverName) {</span> |
| <span class="source-line-no">194</span><span id="line-194"> this(region, state, EnvironmentEdgeManager.currentTime(), serverName);</span> |
| <span class="source-line-no">195</span><span id="line-195"> }</span> |
| <span class="source-line-no">196</span><span id="line-196"></span> |
| <span class="source-line-no">197</span><span id="line-197"> public RegionState(RegionInfo region, State state, long stamp, ServerName serverName) {</span> |
| <span class="source-line-no">198</span><span id="line-198"> this(region, state, stamp, serverName, 0);</span> |
| <span class="source-line-no">199</span><span id="line-199"> }</span> |
| <span class="source-line-no">200</span><span id="line-200"></span> |
| <span class="source-line-no">201</span><span id="line-201"> public RegionState(RegionInfo region, State state, long stamp, ServerName serverName,</span> |
| <span class="source-line-no">202</span><span id="line-202"> long ritDuration) {</span> |
| <span class="source-line-no">203</span><span id="line-203"> this.hri = region;</span> |
| <span class="source-line-no">204</span><span id="line-204"> this.state = state;</span> |
| <span class="source-line-no">205</span><span id="line-205"> this.stamp = stamp;</span> |
| <span class="source-line-no">206</span><span id="line-206"> this.serverName = serverName;</span> |
| <span class="source-line-no">207</span><span id="line-207"> this.ritDuration = ritDuration;</span> |
| <span class="source-line-no">208</span><span id="line-208"> }</span> |
| <span class="source-line-no">209</span><span id="line-209"></span> |
| <span class="source-line-no">210</span><span id="line-210"> public State getState() {</span> |
| <span class="source-line-no">211</span><span id="line-211"> return state;</span> |
| <span class="source-line-no">212</span><span id="line-212"> }</span> |
| <span class="source-line-no">213</span><span id="line-213"></span> |
| <span class="source-line-no">214</span><span id="line-214"> public long getStamp() {</span> |
| <span class="source-line-no">215</span><span id="line-215"> return stamp;</span> |
| <span class="source-line-no">216</span><span id="line-216"> }</span> |
| <span class="source-line-no">217</span><span id="line-217"></span> |
| <span class="source-line-no">218</span><span id="line-218"> public RegionInfo getRegion() {</span> |
| <span class="source-line-no">219</span><span id="line-219"> return hri;</span> |
| <span class="source-line-no">220</span><span id="line-220"> }</span> |
| <span class="source-line-no">221</span><span id="line-221"></span> |
| <span class="source-line-no">222</span><span id="line-222"> public ServerName getServerName() {</span> |
| <span class="source-line-no">223</span><span id="line-223"> return serverName;</span> |
| <span class="source-line-no">224</span><span id="line-224"> }</span> |
| <span class="source-line-no">225</span><span id="line-225"></span> |
| <span class="source-line-no">226</span><span id="line-226"> public long getRitDuration() {</span> |
| <span class="source-line-no">227</span><span id="line-227"> return ritDuration;</span> |
| <span class="source-line-no">228</span><span id="line-228"> }</span> |
| <span class="source-line-no">229</span><span id="line-229"></span> |
| <span class="source-line-no">230</span><span id="line-230"> /**</span> |
| <span class="source-line-no">231</span><span id="line-231"> * Update the duration of region in transition</span> |
| <span class="source-line-no">232</span><span id="line-232"> * @param previousStamp previous RegionState's timestamp</span> |
| <span class="source-line-no">233</span><span id="line-233"> */</span> |
| <span class="source-line-no">234</span><span id="line-234"> @InterfaceAudience.Private</span> |
| <span class="source-line-no">235</span><span id="line-235"> void updateRitDuration(long previousStamp) {</span> |
| <span class="source-line-no">236</span><span id="line-236"> this.ritDuration += (this.stamp - previousStamp);</span> |
| <span class="source-line-no">237</span><span id="line-237"> }</span> |
| <span class="source-line-no">238</span><span id="line-238"></span> |
| <span class="source-line-no">239</span><span id="line-239"> public boolean isClosing() {</span> |
| <span class="source-line-no">240</span><span id="line-240"> return state == State.CLOSING;</span> |
| <span class="source-line-no">241</span><span id="line-241"> }</span> |
| <span class="source-line-no">242</span><span id="line-242"></span> |
| <span class="source-line-no">243</span><span id="line-243"> public boolean isClosed() {</span> |
| <span class="source-line-no">244</span><span id="line-244"> return state == State.CLOSED;</span> |
| <span class="source-line-no">245</span><span id="line-245"> }</span> |
| <span class="source-line-no">246</span><span id="line-246"></span> |
| <span class="source-line-no">247</span><span id="line-247"> public boolean isClosedOrAbnormallyClosed() {</span> |
| <span class="source-line-no">248</span><span id="line-248"> return isClosed() || this.state == State.ABNORMALLY_CLOSED;</span> |
| <span class="source-line-no">249</span><span id="line-249"> }</span> |
| <span class="source-line-no">250</span><span id="line-250"></span> |
| <span class="source-line-no">251</span><span id="line-251"> public boolean isOpening() {</span> |
| <span class="source-line-no">252</span><span id="line-252"> return state == State.OPENING;</span> |
| <span class="source-line-no">253</span><span id="line-253"> }</span> |
| <span class="source-line-no">254</span><span id="line-254"></span> |
| <span class="source-line-no">255</span><span id="line-255"> public boolean isOpened() {</span> |
| <span class="source-line-no">256</span><span id="line-256"> return state == State.OPEN;</span> |
| <span class="source-line-no">257</span><span id="line-257"> }</span> |
| <span class="source-line-no">258</span><span id="line-258"></span> |
| <span class="source-line-no">259</span><span id="line-259"> public boolean isOffline() {</span> |
| <span class="source-line-no">260</span><span id="line-260"> return state == State.OFFLINE;</span> |
| <span class="source-line-no">261</span><span id="line-261"> }</span> |
| <span class="source-line-no">262</span><span id="line-262"></span> |
| <span class="source-line-no">263</span><span id="line-263"> public boolean isSplitting() {</span> |
| <span class="source-line-no">264</span><span id="line-264"> return state == State.SPLITTING;</span> |
| <span class="source-line-no">265</span><span id="line-265"> }</span> |
| <span class="source-line-no">266</span><span id="line-266"></span> |
| <span class="source-line-no">267</span><span id="line-267"> public boolean isSplit() {</span> |
| <span class="source-line-no">268</span><span id="line-268"> return state == State.SPLIT;</span> |
| <span class="source-line-no">269</span><span id="line-269"> }</span> |
| <span class="source-line-no">270</span><span id="line-270"></span> |
| <span class="source-line-no">271</span><span id="line-271"> public boolean isSplittingNew() {</span> |
| <span class="source-line-no">272</span><span id="line-272"> return state == State.SPLITTING_NEW;</span> |
| <span class="source-line-no">273</span><span id="line-273"> }</span> |
| <span class="source-line-no">274</span><span id="line-274"></span> |
| <span class="source-line-no">275</span><span id="line-275"> public boolean isFailedOpen() {</span> |
| <span class="source-line-no">276</span><span id="line-276"> return state == State.FAILED_OPEN;</span> |
| <span class="source-line-no">277</span><span id="line-277"> }</span> |
| <span class="source-line-no">278</span><span id="line-278"></span> |
| <span class="source-line-no">279</span><span id="line-279"> public boolean isFailedClose() {</span> |
| <span class="source-line-no">280</span><span id="line-280"> return state == State.FAILED_CLOSE;</span> |
| <span class="source-line-no">281</span><span id="line-281"> }</span> |
| <span class="source-line-no">282</span><span id="line-282"></span> |
| <span class="source-line-no">283</span><span id="line-283"> public boolean isMerging() {</span> |
| <span class="source-line-no">284</span><span id="line-284"> return state == State.MERGING;</span> |
| <span class="source-line-no">285</span><span id="line-285"> }</span> |
| <span class="source-line-no">286</span><span id="line-286"></span> |
| <span class="source-line-no">287</span><span id="line-287"> public boolean isMerged() {</span> |
| <span class="source-line-no">288</span><span id="line-288"> return state == State.MERGED;</span> |
| <span class="source-line-no">289</span><span id="line-289"> }</span> |
| <span class="source-line-no">290</span><span id="line-290"></span> |
| <span class="source-line-no">291</span><span id="line-291"> public boolean isMergingNew() {</span> |
| <span class="source-line-no">292</span><span id="line-292"> return state == State.MERGING_NEW;</span> |
| <span class="source-line-no">293</span><span id="line-293"> }</span> |
| <span class="source-line-no">294</span><span id="line-294"></span> |
| <span class="source-line-no">295</span><span id="line-295"> public boolean isOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">296</span><span id="line-296"> return serverName != null && serverName.equals(sn);</span> |
| <span class="source-line-no">297</span><span id="line-297"> }</span> |
| <span class="source-line-no">298</span><span id="line-298"></span> |
| <span class="source-line-no">299</span><span id="line-299"> public boolean isMergingOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">300</span><span id="line-300"> return isOnServer(sn) && isMerging();</span> |
| <span class="source-line-no">301</span><span id="line-301"> }</span> |
| <span class="source-line-no">302</span><span id="line-302"></span> |
| <span class="source-line-no">303</span><span id="line-303"> public boolean isMergingNewOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">304</span><span id="line-304"> return isOnServer(sn) && isMergingNew();</span> |
| <span class="source-line-no">305</span><span id="line-305"> }</span> |
| <span class="source-line-no">306</span><span id="line-306"></span> |
| <span class="source-line-no">307</span><span id="line-307"> public boolean isMergingNewOrOpenedOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">308</span><span id="line-308"> return isOnServer(sn) && (isMergingNew() || isOpened());</span> |
| <span class="source-line-no">309</span><span id="line-309"> }</span> |
| <span class="source-line-no">310</span><span id="line-310"></span> |
| <span class="source-line-no">311</span><span id="line-311"> public boolean isMergingNewOrOfflineOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">312</span><span id="line-312"> return isOnServer(sn) && (isMergingNew() || isOffline());</span> |
| <span class="source-line-no">313</span><span id="line-313"> }</span> |
| <span class="source-line-no">314</span><span id="line-314"></span> |
| <span class="source-line-no">315</span><span id="line-315"> public boolean isSplittingOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">316</span><span id="line-316"> return isOnServer(sn) && isSplitting();</span> |
| <span class="source-line-no">317</span><span id="line-317"> }</span> |
| <span class="source-line-no">318</span><span id="line-318"></span> |
| <span class="source-line-no">319</span><span id="line-319"> public boolean isSplittingNewOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">320</span><span id="line-320"> return isOnServer(sn) && isSplittingNew();</span> |
| <span class="source-line-no">321</span><span id="line-321"> }</span> |
| <span class="source-line-no">322</span><span id="line-322"></span> |
| <span class="source-line-no">323</span><span id="line-323"> public boolean isSplittingOrOpenedOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">324</span><span id="line-324"> return isOnServer(sn) && (isSplitting() || isOpened());</span> |
| <span class="source-line-no">325</span><span id="line-325"> }</span> |
| <span class="source-line-no">326</span><span id="line-326"></span> |
| <span class="source-line-no">327</span><span id="line-327"> public boolean isSplittingOrSplitOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">328</span><span id="line-328"> return isOnServer(sn) && (isSplitting() || isSplit());</span> |
| <span class="source-line-no">329</span><span id="line-329"> }</span> |
| <span class="source-line-no">330</span><span id="line-330"></span> |
| <span class="source-line-no">331</span><span id="line-331"> public boolean isClosingOrClosedOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">332</span><span id="line-332"> return isOnServer(sn) && (isClosing() || isClosed());</span> |
| <span class="source-line-no">333</span><span id="line-333"> }</span> |
| <span class="source-line-no">334</span><span id="line-334"></span> |
| <span class="source-line-no">335</span><span id="line-335"> public boolean isOpeningOrFailedOpenOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">336</span><span id="line-336"> return isOnServer(sn) && (isOpening() || isFailedOpen());</span> |
| <span class="source-line-no">337</span><span id="line-337"> }</span> |
| <span class="source-line-no">338</span><span id="line-338"></span> |
| <span class="source-line-no">339</span><span id="line-339"> public boolean isOpeningOrOpenedOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">340</span><span id="line-340"> return isOnServer(sn) && (isOpening() || isOpened());</span> |
| <span class="source-line-no">341</span><span id="line-341"> }</span> |
| <span class="source-line-no">342</span><span id="line-342"></span> |
| <span class="source-line-no">343</span><span id="line-343"> public boolean isOpenedOnServer(final ServerName sn) {</span> |
| <span class="source-line-no">344</span><span id="line-344"> return isOnServer(sn) && isOpened();</span> |
| <span class="source-line-no">345</span><span id="line-345"> }</span> |
| <span class="source-line-no">346</span><span id="line-346"></span> |
| <span class="source-line-no">347</span><span id="line-347"> /**</span> |
| <span class="source-line-no">348</span><span id="line-348"> * Check if a region state can transition to offline</span> |
| <span class="source-line-no">349</span><span id="line-349"> */</span> |
| <span class="source-line-no">350</span><span id="line-350"> public boolean isReadyToOffline() {</span> |
| <span class="source-line-no">351</span><span id="line-351"> return isMerged() || isSplit() || isOffline() || isSplittingNew() || isMergingNew();</span> |
| <span class="source-line-no">352</span><span id="line-352"> }</span> |
| <span class="source-line-no">353</span><span id="line-353"></span> |
| <span class="source-line-no">354</span><span id="line-354"> /**</span> |
| <span class="source-line-no">355</span><span id="line-355"> * Check if a region state can transition to online</span> |
| <span class="source-line-no">356</span><span id="line-356"> */</span> |
| <span class="source-line-no">357</span><span id="line-357"> public boolean isReadyToOnline() {</span> |
| <span class="source-line-no">358</span><span id="line-358"> return isOpened() || isSplittingNew() || isMergingNew();</span> |
| <span class="source-line-no">359</span><span id="line-359"> }</span> |
| <span class="source-line-no">360</span><span id="line-360"></span> |
| <span class="source-line-no">361</span><span id="line-361"> /**</span> |
| <span class="source-line-no">362</span><span id="line-362"> * Check if a region state is one of offline states that can't transition to pending_close/closing</span> |
| <span class="source-line-no">363</span><span id="line-363"> * (unassign/offline)</span> |
| <span class="source-line-no">364</span><span id="line-364"> */</span> |
| <span class="source-line-no">365</span><span id="line-365"> public boolean isUnassignable() {</span> |
| <span class="source-line-no">366</span><span id="line-366"> return isUnassignable(state);</span> |
| <span class="source-line-no">367</span><span id="line-367"> }</span> |
| <span class="source-line-no">368</span><span id="line-368"></span> |
| <span class="source-line-no">369</span><span id="line-369"> /**</span> |
| <span class="source-line-no">370</span><span id="line-370"> * Check if a region state is one of offline states that can't transition to pending_close/closing</span> |
| <span class="source-line-no">371</span><span id="line-371"> * (unassign/offline)</span> |
| <span class="source-line-no">372</span><span id="line-372"> */</span> |
| <span class="source-line-no">373</span><span id="line-373"> public static boolean isUnassignable(State state) {</span> |
| <span class="source-line-no">374</span><span id="line-374"> return state == State.MERGED || state == State.SPLIT || state == State.OFFLINE</span> |
| <span class="source-line-no">375</span><span id="line-375"> || state == State.SPLITTING_NEW || state == State.MERGING_NEW;</span> |
| <span class="source-line-no">376</span><span id="line-376"> }</span> |
| <span class="source-line-no">377</span><span id="line-377"></span> |
| <span class="source-line-no">378</span><span id="line-378"> @Override</span> |
| <span class="source-line-no">379</span><span id="line-379"> public String toString() {</span> |
| <span class="source-line-no">380</span><span id="line-380"> return "{" + hri.getShortNameToLog() + " state=" + state + ", ts=" + stamp + ", server="</span> |
| <span class="source-line-no">381</span><span id="line-381"> + serverName + "}";</span> |
| <span class="source-line-no">382</span><span id="line-382"> }</span> |
| <span class="source-line-no">383</span><span id="line-383"></span> |
| <span class="source-line-no">384</span><span id="line-384"> /**</span> |
| <span class="source-line-no">385</span><span id="line-385"> * A slower (but more easy-to-read) stringification</span> |
| <span class="source-line-no">386</span><span id="line-386"> */</span> |
| <span class="source-line-no">387</span><span id="line-387"> public String toDescriptiveString() {</span> |
| <span class="source-line-no">388</span><span id="line-388"> long relTime = EnvironmentEdgeManager.currentTime() - stamp;</span> |
| <span class="source-line-no">389</span><span id="line-389"> return hri.getRegionNameAsString() + " state=" + state + ", ts=" + new Date(stamp) + " ("</span> |
| <span class="source-line-no">390</span><span id="line-390"> + (relTime / 1000) + "s ago)" + ", server=" + serverName;</span> |
| <span class="source-line-no">391</span><span id="line-391"> }</span> |
| <span class="source-line-no">392</span><span id="line-392"></span> |
| <span class="source-line-no">393</span><span id="line-393"> /**</span> |
| <span class="source-line-no">394</span><span id="line-394"> * Convert a RegionState to an HBaseProtos.RegionState</span> |
| <span class="source-line-no">395</span><span id="line-395"> * @return the converted HBaseProtos.RegionState</span> |
| <span class="source-line-no">396</span><span id="line-396"> */</span> |
| <span class="source-line-no">397</span><span id="line-397"> public ClusterStatusProtos.RegionState convert() {</span> |
| <span class="source-line-no">398</span><span id="line-398"> ClusterStatusProtos.RegionState.Builder regionState =</span> |
| <span class="source-line-no">399</span><span id="line-399"> ClusterStatusProtos.RegionState.newBuilder();</span> |
| <span class="source-line-no">400</span><span id="line-400"> regionState.setRegionInfo(ProtobufUtil.toRegionInfo(hri));</span> |
| <span class="source-line-no">401</span><span id="line-401"> regionState.setState(state.convert());</span> |
| <span class="source-line-no">402</span><span id="line-402"> regionState.setStamp(getStamp());</span> |
| <span class="source-line-no">403</span><span id="line-403"> return regionState.build();</span> |
| <span class="source-line-no">404</span><span id="line-404"> }</span> |
| <span class="source-line-no">405</span><span id="line-405"></span> |
| <span class="source-line-no">406</span><span id="line-406"> /**</span> |
| <span class="source-line-no">407</span><span id="line-407"> * Convert a protobuf HBaseProtos.RegionState to a RegionState</span> |
| <span class="source-line-no">408</span><span id="line-408"> * @return the RegionState</span> |
| <span class="source-line-no">409</span><span id="line-409"> */</span> |
| <span class="source-line-no">410</span><span id="line-410"> public static RegionState convert(ClusterStatusProtos.RegionState proto) {</span> |
| <span class="source-line-no">411</span><span id="line-411"> return new RegionState(ProtobufUtil.toRegionInfo(proto.getRegionInfo()),</span> |
| <span class="source-line-no">412</span><span id="line-412"> State.convert(proto.getState()), proto.getStamp(), null);</span> |
| <span class="source-line-no">413</span><span id="line-413"> }</span> |
| <span class="source-line-no">414</span><span id="line-414"></span> |
| <span class="source-line-no">415</span><span id="line-415"> /**</span> |
| <span class="source-line-no">416</span><span id="line-416"> * Check if two states are the same, except timestamp</span> |
| <span class="source-line-no">417</span><span id="line-417"> */</span> |
| <span class="source-line-no">418</span><span id="line-418"> @Override</span> |
| <span class="source-line-no">419</span><span id="line-419"> public boolean equals(Object obj) {</span> |
| <span class="source-line-no">420</span><span id="line-420"> if (this == obj) {</span> |
| <span class="source-line-no">421</span><span id="line-421"> return true;</span> |
| <span class="source-line-no">422</span><span id="line-422"> }</span> |
| <span class="source-line-no">423</span><span id="line-423"> if (!(obj instanceof RegionState)) {</span> |
| <span class="source-line-no">424</span><span id="line-424"> return false;</span> |
| <span class="source-line-no">425</span><span id="line-425"> }</span> |
| <span class="source-line-no">426</span><span id="line-426"> RegionState tmp = (RegionState) obj;</span> |
| <span class="source-line-no">427</span><span id="line-427"> return RegionInfo.COMPARATOR.compare(tmp.hri, hri) == 0 && tmp.state == state</span> |
| <span class="source-line-no">428</span><span id="line-428"> && ((serverName != null && serverName.equals(tmp.serverName))</span> |
| <span class="source-line-no">429</span><span id="line-429"> || (tmp.serverName == null && serverName == null));</span> |
| <span class="source-line-no">430</span><span id="line-430"> }</span> |
| <span class="source-line-no">431</span><span id="line-431"></span> |
| <span class="source-line-no">432</span><span id="line-432"> /**</span> |
| <span class="source-line-no">433</span><span id="line-433"> * Don't count timestamp in hash code calculation</span> |
| <span class="source-line-no">434</span><span id="line-434"> */</span> |
| <span class="source-line-no">435</span><span id="line-435"> @Override</span> |
| <span class="source-line-no">436</span><span id="line-436"> public int hashCode() {</span> |
| <span class="source-line-no">437</span><span id="line-437"> return (serverName != null ? serverName.hashCode() * 11 : 0) + hri.hashCode()</span> |
| <span class="source-line-no">438</span><span id="line-438"> + 5 * state.ordinal();</span> |
| <span class="source-line-no">439</span><span id="line-439"> }</span> |
| <span class="source-line-no">440</span><span id="line-440">}</span> |
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| </div> |
| </main> |
| </body> |
| </html> |
