http://git-wip-us.apache.org/repos/asf/hbase-site/blob/713d773f/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionState.State.html
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diff --git
a/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionState.State.html
b/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionState.State.html
index 2daacb5..fb5cc60 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionState.State.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/RegionState.State.html
@@ -25,413 +25,414 @@
<span class="sourceLineNo">017</span> */<a name="line.17"></a>
<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase.master;<a
name="line.18"></a>
<span class="sourceLineNo">019</span><a name="line.19"></a>
-<span class="sourceLineNo">020</span>import java.util.Date;<a
name="line.20"></a>
-<span class="sourceLineNo">021</span><a name="line.21"></a>
-<span class="sourceLineNo">022</span>import
org.apache.hadoop.hbase.ServerName;<a name="line.22"></a>
-<span class="sourceLineNo">023</span>import
org.apache.hadoop.hbase.client.RegionInfo;<a name="line.23"></a>
-<span class="sourceLineNo">024</span>import
org.apache.yetus.audience.InterfaceAudience;<a name="line.24"></a>
-<span class="sourceLineNo">025</span>import
org.apache.yetus.audience.InterfaceStability;<a name="line.25"></a>
-<span class="sourceLineNo">026</span><a name="line.26"></a>
-<span class="sourceLineNo">027</span>import
org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import
org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a
name="line.28"></a>
-<span class="sourceLineNo">029</span><a name="line.29"></a>
-<span class="sourceLineNo">030</span>/**<a name="line.30"></a>
-<span class="sourceLineNo">031</span> * State of a Region while undergoing
transitions.<a name="line.31"></a>
-<span class="sourceLineNo">032</span> * This class is immutable.<a
name="line.32"></a>
-<span class="sourceLineNo">033</span> */<a name="line.33"></a>
-<span class="sourceLineNo">034</span>@InterfaceAudience.Private<a
name="line.34"></a>
-<span class="sourceLineNo">035</span>public class RegionState {<a
name="line.35"></a>
-<span class="sourceLineNo">036</span><a name="line.36"></a>
-<span class="sourceLineNo">037</span> @InterfaceAudience.Private<a
name="line.37"></a>
-<span class="sourceLineNo">038</span> @InterfaceStability.Evolving<a
name="line.38"></a>
-<span class="sourceLineNo">039</span> public enum State {<a
name="line.39"></a>
-<span class="sourceLineNo">040</span> OFFLINE, // region is in an
offline state<a name="line.40"></a>
-<span class="sourceLineNo">041</span> OPENING, // server has begun
to open but not yet done<a name="line.41"></a>
-<span class="sourceLineNo">042</span> OPEN, // server opened
region and updated meta<a name="line.42"></a>
-<span class="sourceLineNo">043</span> CLOSING, // server has begun
to close but not yet done<a name="line.43"></a>
-<span class="sourceLineNo">044</span> CLOSED, // server closed
region and updated meta<a name="line.44"></a>
-<span class="sourceLineNo">045</span> SPLITTING, // server started
split of a region<a name="line.45"></a>
-<span class="sourceLineNo">046</span> SPLIT, // server completed
split of a region<a name="line.46"></a>
-<span class="sourceLineNo">047</span> FAILED_OPEN, // failed to open,
and won't retry any more<a name="line.47"></a>
-<span class="sourceLineNo">048</span> FAILED_CLOSE, // failed to close,
and won't retry any more<a name="line.48"></a>
-<span class="sourceLineNo">049</span> MERGING, // server started
merge a region<a name="line.49"></a>
-<span class="sourceLineNo">050</span> MERGED, // server completed
merge a region<a name="line.50"></a>
-<span class="sourceLineNo">051</span> SPLITTING_NEW, // new region to be
created when RS splits a parent<a name="line.51"></a>
-<span class="sourceLineNo">052</span> // region but hasn't
be created yet, or master doesn't<a name="line.52"></a>
-<span class="sourceLineNo">053</span> // know it's already
created<a name="line.53"></a>
-<span class="sourceLineNo">054</span> MERGING_NEW; // new region to be
created when RS merges two<a name="line.54"></a>
-<span class="sourceLineNo">055</span> // daughter regions
but hasn't be created yet, or<a name="line.55"></a>
-<span class="sourceLineNo">056</span> // master doesn't
know it's already created<a name="line.56"></a>
-<span class="sourceLineNo">057</span><a name="line.57"></a>
-<span class="sourceLineNo">058</span> /**<a name="line.58"></a>
-<span class="sourceLineNo">059</span> * Convert to protobuf
ClusterStatusProtos.RegionState.State<a name="line.59"></a>
-<span class="sourceLineNo">060</span> */<a name="line.60"></a>
-<span class="sourceLineNo">061</span> public
ClusterStatusProtos.RegionState.State convert() {<a name="line.61"></a>
-<span class="sourceLineNo">062</span>
ClusterStatusProtos.RegionState.State rs;<a name="line.62"></a>
-<span class="sourceLineNo">063</span> switch (this) {<a
name="line.63"></a>
-<span class="sourceLineNo">064</span> case OFFLINE:<a name="line.64"></a>
-<span class="sourceLineNo">065</span> rs =
ClusterStatusProtos.RegionState.State.OFFLINE;<a name="line.65"></a>
-<span class="sourceLineNo">066</span> break;<a name="line.66"></a>
-<span class="sourceLineNo">067</span> case OPENING:<a name="line.67"></a>
-<span class="sourceLineNo">068</span> rs =
ClusterStatusProtos.RegionState.State.OPENING;<a name="line.68"></a>
-<span class="sourceLineNo">069</span> break;<a name="line.69"></a>
-<span class="sourceLineNo">070</span> case OPEN:<a name="line.70"></a>
-<span class="sourceLineNo">071</span> rs =
ClusterStatusProtos.RegionState.State.OPEN;<a name="line.71"></a>
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-<span class="sourceLineNo">073</span> case CLOSING:<a name="line.73"></a>
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ClusterStatusProtos.RegionState.State.CLOSING;<a name="line.74"></a>
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-<span class="sourceLineNo">076</span> case CLOSED:<a name="line.76"></a>
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ClusterStatusProtos.RegionState.State.CLOSED;<a name="line.77"></a>
-<span class="sourceLineNo">078</span> break;<a name="line.78"></a>
-<span class="sourceLineNo">079</span> case SPLITTING:<a
name="line.79"></a>
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ClusterStatusProtos.RegionState.State.SPLITTING;<a name="line.80"></a>
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-<span class="sourceLineNo">082</span> case SPLIT:<a name="line.82"></a>
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ClusterStatusProtos.RegionState.State.SPLIT;<a name="line.83"></a>
-<span class="sourceLineNo">084</span> break;<a name="line.84"></a>
-<span class="sourceLineNo">085</span> case FAILED_OPEN:<a
name="line.85"></a>
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ClusterStatusProtos.RegionState.State.FAILED_OPEN;<a name="line.86"></a>
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-<span class="sourceLineNo">088</span> case FAILED_CLOSE:<a
name="line.88"></a>
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ClusterStatusProtos.RegionState.State.FAILED_CLOSE;<a name="line.89"></a>
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-<span class="sourceLineNo">091</span> case MERGING:<a name="line.91"></a>
-<span class="sourceLineNo">092</span> rs =
ClusterStatusProtos.RegionState.State.MERGING;<a name="line.92"></a>
-<span class="sourceLineNo">093</span> break;<a name="line.93"></a>
-<span class="sourceLineNo">094</span> case MERGED:<a name="line.94"></a>
-<span class="sourceLineNo">095</span> rs =
ClusterStatusProtos.RegionState.State.MERGED;<a name="line.95"></a>
-<span class="sourceLineNo">096</span> break;<a name="line.96"></a>
-<span class="sourceLineNo">097</span> case SPLITTING_NEW:<a
name="line.97"></a>
-<span class="sourceLineNo">098</span> rs =
ClusterStatusProtos.RegionState.State.SPLITTING_NEW;<a name="line.98"></a>
-<span class="sourceLineNo">099</span> break;<a name="line.99"></a>
-<span class="sourceLineNo">100</span> case MERGING_NEW:<a
name="line.100"></a>
-<span class="sourceLineNo">101</span> rs =
ClusterStatusProtos.RegionState.State.MERGING_NEW;<a name="line.101"></a>
-<span class="sourceLineNo">102</span> break;<a name="line.102"></a>
-<span class="sourceLineNo">103</span> default:<a name="line.103"></a>
-<span class="sourceLineNo">104</span> throw new
IllegalStateException("");<a name="line.104"></a>
-<span class="sourceLineNo">105</span> }<a name="line.105"></a>
-<span class="sourceLineNo">106</span> return rs;<a name="line.106"></a>
-<span class="sourceLineNo">107</span> }<a name="line.107"></a>
-<span class="sourceLineNo">108</span><a name="line.108"></a>
-<span class="sourceLineNo">109</span> /**<a name="line.109"></a>
-<span class="sourceLineNo">110</span> * Convert a protobuf
HBaseProtos.RegionState.State to a RegionState.State<a name="line.110"></a>
-<span class="sourceLineNo">111</span> *<a name="line.111"></a>
-<span class="sourceLineNo">112</span> * @return the RegionState.State<a
name="line.112"></a>
-<span class="sourceLineNo">113</span> */<a name="line.113"></a>
-<span class="sourceLineNo">114</span> public static State
convert(ClusterStatusProtos.RegionState.State protoState) {<a
name="line.114"></a>
-<span class="sourceLineNo">115</span> State state;<a name="line.115"></a>
-<span class="sourceLineNo">116</span> switch (protoState) {<a
name="line.116"></a>
-<span class="sourceLineNo">117</span> case OFFLINE:<a name="line.117"></a>
-<span class="sourceLineNo">118</span> state = OFFLINE;<a
name="line.118"></a>
-<span class="sourceLineNo">119</span> break;<a name="line.119"></a>
-<span class="sourceLineNo">120</span> case PENDING_OPEN:<a
name="line.120"></a>
-<span class="sourceLineNo">121</span> case OPENING:<a name="line.121"></a>
-<span class="sourceLineNo">122</span> state = OPENING;<a
name="line.122"></a>
-<span class="sourceLineNo">123</span> break;<a name="line.123"></a>
-<span class="sourceLineNo">124</span> case OPEN:<a name="line.124"></a>
-<span class="sourceLineNo">125</span> state = OPEN;<a
name="line.125"></a>
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-<span class="sourceLineNo">127</span> case PENDING_CLOSE:<a
name="line.127"></a>
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-<span class="sourceLineNo">129</span> state = CLOSING;<a
name="line.129"></a>
-<span class="sourceLineNo">130</span> break;<a name="line.130"></a>
-<span class="sourceLineNo">131</span> case CLOSED:<a name="line.131"></a>
-<span class="sourceLineNo">132</span> state = CLOSED;<a
name="line.132"></a>
-<span class="sourceLineNo">133</span> break;<a name="line.133"></a>
-<span class="sourceLineNo">134</span> case SPLITTING:<a
name="line.134"></a>
-<span class="sourceLineNo">135</span> state = SPLITTING;<a
name="line.135"></a>
-<span class="sourceLineNo">136</span> break;<a name="line.136"></a>
-<span class="sourceLineNo">137</span> case SPLIT:<a name="line.137"></a>
-<span class="sourceLineNo">138</span> state = SPLIT;<a
name="line.138"></a>
-<span class="sourceLineNo">139</span> break;<a name="line.139"></a>
-<span class="sourceLineNo">140</span> case FAILED_OPEN:<a
name="line.140"></a>
-<span class="sourceLineNo">141</span> state = FAILED_OPEN;<a
name="line.141"></a>
-<span class="sourceLineNo">142</span> break;<a name="line.142"></a>
-<span class="sourceLineNo">143</span> case FAILED_CLOSE:<a
name="line.143"></a>
-<span class="sourceLineNo">144</span> state = FAILED_CLOSE;<a
name="line.144"></a>
-<span class="sourceLineNo">145</span> break;<a name="line.145"></a>
-<span class="sourceLineNo">146</span> case MERGING:<a name="line.146"></a>
-<span class="sourceLineNo">147</span> state = MERGING;<a
name="line.147"></a>
-<span class="sourceLineNo">148</span> break;<a name="line.148"></a>
-<span class="sourceLineNo">149</span> case MERGED:<a name="line.149"></a>
-<span class="sourceLineNo">150</span> state = MERGED;<a
name="line.150"></a>
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-<span class="sourceLineNo">152</span> case SPLITTING_NEW:<a
name="line.152"></a>
-<span class="sourceLineNo">153</span> state = SPLITTING_NEW;<a
name="line.153"></a>
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-<span class="sourceLineNo">155</span> case MERGING_NEW:<a
name="line.155"></a>
-<span class="sourceLineNo">156</span> state = MERGING_NEW;<a
name="line.156"></a>
-<span class="sourceLineNo">157</span> break;<a name="line.157"></a>
-<span class="sourceLineNo">158</span> default:<a name="line.158"></a>
-<span class="sourceLineNo">159</span> throw new
IllegalStateException("Unhandled state " + protoState);<a name="line.159"></a>
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-<span class="sourceLineNo">161</span> return state;<a name="line.161"></a>
-<span class="sourceLineNo">162</span> }<a name="line.162"></a>
-<span class="sourceLineNo">163</span> }<a name="line.163"></a>
-<span class="sourceLineNo">164</span><a name="line.164"></a>
-<span class="sourceLineNo">165</span> private final long stamp;<a
name="line.165"></a>
-<span class="sourceLineNo">166</span> private final RegionInfo hri;<a
name="line.166"></a>
-<span class="sourceLineNo">167</span> private final ServerName serverName;<a
name="line.167"></a>
-<span class="sourceLineNo">168</span> private final State state;<a
name="line.168"></a>
-<span class="sourceLineNo">169</span> // The duration of region in
transition<a name="line.169"></a>
-<span class="sourceLineNo">170</span> private long ritDuration;<a
name="line.170"></a>
-<span class="sourceLineNo">171</span><a name="line.171"></a>
-<span class="sourceLineNo">172</span> public RegionState(RegionInfo region,
State state) {<a name="line.172"></a>
-<span class="sourceLineNo">173</span> this(region, state,
System.currentTimeMillis(), null);<a name="line.173"></a>
-<span class="sourceLineNo">174</span> }<a name="line.174"></a>
-<span class="sourceLineNo">175</span><a name="line.175"></a>
-<span class="sourceLineNo">176</span> public RegionState(RegionInfo region,<a
name="line.176"></a>
-<span class="sourceLineNo">177</span> State state, ServerName serverName)
{<a name="line.177"></a>
-<span class="sourceLineNo">178</span> this(region, state,
System.currentTimeMillis(), serverName);<a name="line.178"></a>
-<span class="sourceLineNo">179</span> }<a name="line.179"></a>
-<span class="sourceLineNo">180</span><a name="line.180"></a>
-<span class="sourceLineNo">181</span> public RegionState(RegionInfo region,<a
name="line.181"></a>
-<span class="sourceLineNo">182</span> State state, long stamp, ServerName
serverName) {<a name="line.182"></a>
-<span class="sourceLineNo">183</span> this(region, state, stamp,
serverName, 0);<a name="line.183"></a>
-<span class="sourceLineNo">184</span> }<a name="line.184"></a>
-<span class="sourceLineNo">185</span><a name="line.185"></a>
-<span class="sourceLineNo">186</span> public RegionState(RegionInfo region,
State state, long stamp, ServerName serverName,<a name="line.186"></a>
-<span class="sourceLineNo">187</span> long ritDuration) {<a
name="line.187"></a>
-<span class="sourceLineNo">188</span> this.hri = region;<a
name="line.188"></a>
-<span class="sourceLineNo">189</span> this.state = state;<a
name="line.189"></a>
-<span class="sourceLineNo">190</span> this.stamp = stamp;<a
name="line.190"></a>
-<span class="sourceLineNo">191</span> this.serverName = serverName;<a
name="line.191"></a>
-<span class="sourceLineNo">192</span> this.ritDuration = ritDuration;<a
name="line.192"></a>
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-<span class="sourceLineNo">194</span><a name="line.194"></a>
-<span class="sourceLineNo">195</span> public State getState() {<a
name="line.195"></a>
-<span class="sourceLineNo">196</span> return state;<a name="line.196"></a>
-<span class="sourceLineNo">197</span> }<a name="line.197"></a>
-<span class="sourceLineNo">198</span><a name="line.198"></a>
-<span class="sourceLineNo">199</span> public long getStamp() {<a
name="line.199"></a>
-<span class="sourceLineNo">200</span> return stamp;<a name="line.200"></a>
-<span class="sourceLineNo">201</span> }<a name="line.201"></a>
-<span class="sourceLineNo">202</span><a name="line.202"></a>
-<span class="sourceLineNo">203</span> public RegionInfo getRegion() {<a
name="line.203"></a>
-<span class="sourceLineNo">204</span> return hri;<a name="line.204"></a>
-<span class="sourceLineNo">205</span> }<a name="line.205"></a>
-<span class="sourceLineNo">206</span><a name="line.206"></a>
-<span class="sourceLineNo">207</span> public ServerName getServerName() {<a
name="line.207"></a>
-<span class="sourceLineNo">208</span> return serverName;<a
name="line.208"></a>
-<span class="sourceLineNo">209</span> }<a name="line.209"></a>
-<span class="sourceLineNo">210</span><a name="line.210"></a>
-<span class="sourceLineNo">211</span> public long getRitDuration() {<a
name="line.211"></a>
-<span class="sourceLineNo">212</span> return ritDuration;<a
name="line.212"></a>
-<span class="sourceLineNo">213</span> }<a name="line.213"></a>
-<span class="sourceLineNo">214</span><a name="line.214"></a>
-<span class="sourceLineNo">215</span> /**<a name="line.215"></a>
-<span class="sourceLineNo">216</span> * Update the duration of region in
transition<a name="line.216"></a>
-<span class="sourceLineNo">217</span> * @param previousStamp previous
RegionState's timestamp<a name="line.217"></a>
-<span class="sourceLineNo">218</span> */<a name="line.218"></a>
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name="line.219"></a>
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previousStamp) {<a name="line.220"></a>
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previousStamp);<a name="line.221"></a>
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name="line.224"></a>
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name="line.225"></a>
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name="line.228"></a>
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name="line.229"></a>
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name="line.237"></a>
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name="line.240"></a>
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name="line.241"></a>
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name="line.244"></a>
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name="line.245"></a>
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name="line.248"></a>
-<span class="sourceLineNo">249</span> return state == State.SPLIT;<a
name="line.249"></a>
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name="line.252"></a>
-<span class="sourceLineNo">253</span> return state ==
State.SPLITTING_NEW;<a name="line.253"></a>
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-<span class="sourceLineNo">255</span><a name="line.255"></a>
-<span class="sourceLineNo">256</span> public boolean isFailedOpen() {<a
name="line.256"></a>
-<span class="sourceLineNo">257</span> return state == State.FAILED_OPEN;<a
name="line.257"></a>
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-<span class="sourceLineNo">259</span><a name="line.259"></a>
-<span class="sourceLineNo">260</span> public boolean isFailedClose() {<a
name="line.260"></a>
-<span class="sourceLineNo">261</span> return state == State.FAILED_CLOSE;<a
name="line.261"></a>
-<span class="sourceLineNo">262</span> }<a name="line.262"></a>
-<span class="sourceLineNo">263</span><a name="line.263"></a>
-<span class="sourceLineNo">264</span> public boolean isMerging() {<a
name="line.264"></a>
-<span class="sourceLineNo">265</span> return state == State.MERGING;<a
name="line.265"></a>
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-<span class="sourceLineNo">267</span><a name="line.267"></a>
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isMergingNewOrOpenedOnServer(final ServerName sn) {<a name="line.288"></a>
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(isMergingNew() || isOpened());<a name="line.289"></a>
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isMergingNewOrOfflineOnServer(final ServerName sn) {<a name="line.292"></a>
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(isMergingNew() || isOffline());<a name="line.293"></a>
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isSplittingOnServer(final ServerName sn) {<a name="line.296"></a>
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isSplitting();<a name="line.297"></a>
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isSplittingNewOnServer(final ServerName sn) {<a name="line.300"></a>
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isSplittingOrOpenedOnServer(final ServerName sn) {<a name="line.304"></a>
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(isSplitting() || isOpened());<a name="line.305"></a>
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(isSplitting() || isSplit());<a name="line.309"></a>
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(isClosing() || isClosed());<a name="line.313"></a>
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(isOpening() || isOpened());<a name="line.321"></a>
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isOpened();<a name="line.325"></a>
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isOffline()<a name="line.332"></a>
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transition to online<a name="line.337"></a>
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offline states that<a name="line.344"></a>
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pending_close/closing (unassign/offline)<a name="line.345"></a>
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offline states that<a name="line.352"></a>
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pending_close/closing (unassign/offline)<a name="line.353"></a>
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isUnassignable(State state) {<a name="line.355"></a>
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== State.SPLIT || state == State.OFFLINE<a name="line.356"></a>
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state == State.MERGING_NEW;<a name="line.357"></a>
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name="line.361"></a>
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hri.getShortNameToLog()<a name="line.362"></a>
-<span class="sourceLineNo">363</span> + " state=" + state<a
name="line.363"></a>
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name="line.364"></a>
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name="line.365"></a>
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stringification<a name="line.369"></a>
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name="line.371"></a>
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System.currentTimeMillis() - stamp;<a name="line.372"></a>
-<span class="sourceLineNo">373</span> return hri.getRegionNameAsString()<a
name="line.373"></a>
-<span class="sourceLineNo">374</span> + " state=" + state<a
name="line.374"></a>
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+ (relTime/1000) + "s ago)"<a name="line.375"></a>
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name="line.376"></a>
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-<span class="sourceLineNo">378</span><a name="line.378"></a>
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HBaseProtos.RegionState<a name="line.380"></a>
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HBaseProtos.RegionState<a name="line.382"></a>
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convert() {<a name="line.384"></a>
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ClusterStatusProtos.RegionState.Builder regionState =
ClusterStatusProtos.RegionState.newBuilder();<a name="line.385"></a>
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regionState.setRegionInfo(ProtobufUtil.toRegionInfo(hri));<a
name="line.386"></a>
-<span class="sourceLineNo">387</span>
regionState.setState(state.convert());<a name="line.387"></a>
-<span class="sourceLineNo">388</span> regionState.setStamp(getStamp());<a
name="line.388"></a>
-<span class="sourceLineNo">389</span> return regionState.build();<a
name="line.389"></a>
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-<span class="sourceLineNo">391</span><a name="line.391"></a>
-<span class="sourceLineNo">392</span> /**<a name="line.392"></a>
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HBaseProtos.RegionState to a RegionState<a name="line.393"></a>
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-<span class="sourceLineNo">395</span> * @return the RegionState<a
name="line.395"></a>
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convert(ClusterStatusProtos.RegionState proto) {<a name="line.397"></a>
-<span class="sourceLineNo">398</span> return new
RegionState(ProtobufUtil.toRegionInfo(proto.getRegionInfo()),<a
name="line.398"></a>
-<span class="sourceLineNo">399</span> State.convert(proto.getState()),
proto.getStamp(), null);<a name="line.399"></a>
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-<span class="sourceLineNo">401</span><a name="line.401"></a>
-<span class="sourceLineNo">402</span> /**<a name="line.402"></a>
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except timestamp<a name="line.403"></a>
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name="line.406"></a>
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name="line.407"></a>
-<span class="sourceLineNo">408</span> if (obj == null || getClass() !=
obj.getClass()) {<a name="line.408"></a>
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name="line.411"></a>
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RegionInfo.COMPARATOR.compare(tmp.hri, hri) == 0 && tmp.state ==
state<a name="line.413"></a>
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&& serverName.equals(tmp.serverName))<a name="line.414"></a>
-<span class="sourceLineNo">415</span> || (tmp.serverName == null
&& serverName == null));<a name="line.415"></a>
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name="line.422"></a>
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serverName.hashCode() * 11 : 0)<a name="line.423"></a>
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state.ordinal();<a name="line.424"></a>
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-<span class="sourceLineNo">426</span>}<a name="line.426"></a>
+<span class="sourceLineNo">020</span>import
com.google.common.annotations.VisibleForTesting;<a name="line.20"></a>
+<span class="sourceLineNo">021</span>import java.util.Date;<a
name="line.21"></a>
+<span class="sourceLineNo">022</span><a name="line.22"></a>
+<span class="sourceLineNo">023</span>import
org.apache.hadoop.hbase.ServerName;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import
org.apache.hadoop.hbase.client.RegionInfo;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import
org.apache.yetus.audience.InterfaceAudience;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import
org.apache.yetus.audience.InterfaceStability;<a name="line.26"></a>
+<span class="sourceLineNo">027</span><a name="line.27"></a>
+<span class="sourceLineNo">028</span>import
org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import
org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a
name="line.29"></a>
+<span class="sourceLineNo">030</span><a name="line.30"></a>
+<span class="sourceLineNo">031</span>/**<a name="line.31"></a>
+<span class="sourceLineNo">032</span> * State of a Region while undergoing
transitions.<a name="line.32"></a>
+<span class="sourceLineNo">033</span> * This class is immutable.<a
name="line.33"></a>
+<span class="sourceLineNo">034</span> */<a name="line.34"></a>
+<span class="sourceLineNo">035</span>@InterfaceAudience.Private<a
name="line.35"></a>
+<span class="sourceLineNo">036</span>public class RegionState {<a
name="line.36"></a>
+<span class="sourceLineNo">037</span><a name="line.37"></a>
+<span class="sourceLineNo">038</span> @InterfaceAudience.Private<a
name="line.38"></a>
+<span class="sourceLineNo">039</span> @InterfaceStability.Evolving<a
name="line.39"></a>
+<span class="sourceLineNo">040</span> public enum State {<a
name="line.40"></a>
+<span class="sourceLineNo">041</span> OFFLINE, // region is in an
offline state<a name="line.41"></a>
+<span class="sourceLineNo">042</span> OPENING, // server has begun
to open but not yet done<a name="line.42"></a>
+<span class="sourceLineNo">043</span> OPEN, // server opened
region and updated meta<a name="line.43"></a>
+<span class="sourceLineNo">044</span> CLOSING, // server has begun
to close but not yet done<a name="line.44"></a>
+<span class="sourceLineNo">045</span> CLOSED, // server closed
region and updated meta<a name="line.45"></a>
+<span class="sourceLineNo">046</span> SPLITTING, // server started
split of a region<a name="line.46"></a>
+<span class="sourceLineNo">047</span> SPLIT, // server completed
split of a region<a name="line.47"></a>
+<span class="sourceLineNo">048</span> FAILED_OPEN, // failed to open,
and won't retry any more<a name="line.48"></a>
+<span class="sourceLineNo">049</span> FAILED_CLOSE, // failed to close,
and won't retry any more<a name="line.49"></a>
+<span class="sourceLineNo">050</span> MERGING, // server started
merge a region<a name="line.50"></a>
+<span class="sourceLineNo">051</span> MERGED, // server completed
merge a region<a name="line.51"></a>
+<span class="sourceLineNo">052</span> SPLITTING_NEW, // new region to be
created when RS splits a parent<a name="line.52"></a>
+<span class="sourceLineNo">053</span> // region but hasn't
be created yet, or master doesn't<a name="line.53"></a>
+<span class="sourceLineNo">054</span> // know it's already
created<a name="line.54"></a>
+<span class="sourceLineNo">055</span> MERGING_NEW; // new region to be
created when RS merges two<a name="line.55"></a>
+<span class="sourceLineNo">056</span> // daughter regions
but hasn't be created yet, or<a name="line.56"></a>
+<span class="sourceLineNo">057</span> // master doesn't
know it's already created<a name="line.57"></a>
+<span class="sourceLineNo">058</span><a name="line.58"></a>
+<span class="sourceLineNo">059</span> /**<a name="line.59"></a>
+<span class="sourceLineNo">060</span> * Convert to protobuf
ClusterStatusProtos.RegionState.State<a name="line.60"></a>
+<span class="sourceLineNo">061</span> */<a name="line.61"></a>
+<span class="sourceLineNo">062</span> public
ClusterStatusProtos.RegionState.State convert() {<a name="line.62"></a>
+<span class="sourceLineNo">063</span>
ClusterStatusProtos.RegionState.State rs;<a name="line.63"></a>
+<span class="sourceLineNo">064</span> switch (this) {<a
name="line.64"></a>
+<span class="sourceLineNo">065</span> case OFFLINE:<a name="line.65"></a>
+<span class="sourceLineNo">066</span> rs =
ClusterStatusProtos.RegionState.State.OFFLINE;<a name="line.66"></a>
+<span class="sourceLineNo">067</span> break;<a name="line.67"></a>
+<span class="sourceLineNo">068</span> case OPENING:<a name="line.68"></a>
+<span class="sourceLineNo">069</span> rs =
ClusterStatusProtos.RegionState.State.OPENING;<a name="line.69"></a>
+<span class="sourceLineNo">070</span> break;<a name="line.70"></a>
+<span class="sourceLineNo">071</span> case OPEN:<a name="line.71"></a>
+<span class="sourceLineNo">072</span> rs =
ClusterStatusProtos.RegionState.State.OPEN;<a name="line.72"></a>
+<span class="sourceLineNo">073</span> break;<a name="line.73"></a>
+<span class="sourceLineNo">074</span> case CLOSING:<a name="line.74"></a>
+<span class="sourceLineNo">075</span> rs =
ClusterStatusProtos.RegionState.State.CLOSING;<a name="line.75"></a>
+<span class="sourceLineNo">076</span> break;<a name="line.76"></a>
+<span class="sourceLineNo">077</span> case CLOSED:<a name="line.77"></a>
+<span class="sourceLineNo">078</span> rs =
ClusterStatusProtos.RegionState.State.CLOSED;<a name="line.78"></a>
+<span class="sourceLineNo">079</span> break;<a name="line.79"></a>
+<span class="sourceLineNo">080</span> case SPLITTING:<a
name="line.80"></a>
+<span class="sourceLineNo">081</span> rs =
ClusterStatusProtos.RegionState.State.SPLITTING;<a name="line.81"></a>
+<span class="sourceLineNo">082</span> break;<a name="line.82"></a>
+<span class="sourceLineNo">083</span> case SPLIT:<a name="line.83"></a>
+<span class="sourceLineNo">084</span> rs =
ClusterStatusProtos.RegionState.State.SPLIT;<a name="line.84"></a>
+<span class="sourceLineNo">085</span> break;<a name="line.85"></a>
+<span class="sourceLineNo">086</span> case FAILED_OPEN:<a
name="line.86"></a>
+<span class="sourceLineNo">087</span> rs =
ClusterStatusProtos.RegionState.State.FAILED_OPEN;<a name="line.87"></a>
+<span class="sourceLineNo">088</span> break;<a name="line.88"></a>
+<span class="sourceLineNo">089</span> case FAILED_CLOSE:<a
name="line.89"></a>
+<span class="sourceLineNo">090</span> rs =
ClusterStatusProtos.RegionState.State.FAILED_CLOSE;<a name="line.90"></a>
+<span class="sourceLineNo">091</span> break;<a name="line.91"></a>
+<span class="sourceLineNo">092</span> case MERGING:<a name="line.92"></a>
+<span class="sourceLineNo">093</span> rs =
ClusterStatusProtos.RegionState.State.MERGING;<a name="line.93"></a>
+<span class="sourceLineNo">094</span> break;<a name="line.94"></a>
+<span class="sourceLineNo">095</span> case MERGED:<a name="line.95"></a>
+<span class="sourceLineNo">096</span> rs =
ClusterStatusProtos.RegionState.State.MERGED;<a name="line.96"></a>
+<span class="sourceLineNo">097</span> break;<a name="line.97"></a>
+<span class="sourceLineNo">098</span> case SPLITTING_NEW:<a
name="line.98"></a>
+<span class="sourceLineNo">099</span> rs =
ClusterStatusProtos.RegionState.State.SPLITTING_NEW;<a name="line.99"></a>
+<span class="sourceLineNo">100</span> break;<a name="line.100"></a>
+<span class="sourceLineNo">101</span> case MERGING_NEW:<a
name="line.101"></a>
+<span class="sourceLineNo">102</span> rs =
ClusterStatusProtos.RegionState.State.MERGING_NEW;<a name="line.102"></a>
+<span class="sourceLineNo">103</span> break;<a name="line.103"></a>
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IllegalStateException("");<a name="line.105"></a>
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+<span class="sourceLineNo">108</span> }<a name="line.108"></a>
+<span class="sourceLineNo">109</span><a name="line.109"></a>
+<span class="sourceLineNo">110</span> /**<a name="line.110"></a>
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HBaseProtos.RegionState.State to a RegionState.State<a name="line.111"></a>
+<span class="sourceLineNo">112</span> *<a name="line.112"></a>
+<span class="sourceLineNo">113</span> * @return the RegionState.State<a
name="line.113"></a>
+<span class="sourceLineNo">114</span> */<a name="line.114"></a>
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convert(ClusterStatusProtos.RegionState.State protoState) {<a
name="line.115"></a>
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name="line.119"></a>
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name="line.126"></a>
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name="line.130"></a>
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name="line.136"></a>
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name="line.141"></a>
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name="line.142"></a>
+<span class="sourceLineNo">143</span> break;<a name="line.143"></a>
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name="line.144"></a>
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name="line.145"></a>
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name="line.148"></a>
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name="line.151"></a>
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name="line.153"></a>
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name="line.154"></a>
+<span class="sourceLineNo">155</span> break;<a name="line.155"></a>
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name="line.156"></a>
+<span class="sourceLineNo">157</span> state = MERGING_NEW;<a
name="line.157"></a>
+<span class="sourceLineNo">158</span> break;<a name="line.158"></a>
+<span class="sourceLineNo">159</span> default:<a name="line.159"></a>
+<span class="sourceLineNo">160</span> throw new
IllegalStateException("Unhandled state " + protoState);<a name="line.160"></a>
+<span class="sourceLineNo">161</span> }<a name="line.161"></a>
+<span class="sourceLineNo">162</span> return state;<a name="line.162"></a>
+<span class="sourceLineNo">163</span> }<a name="line.163"></a>
+<span class="sourceLineNo">164</span> }<a name="line.164"></a>
+<span class="sourceLineNo">165</span><a name="line.165"></a>
+<span class="sourceLineNo">166</span> private final long stamp;<a
name="line.166"></a>
+<span class="sourceLineNo">167</span> private final RegionInfo hri;<a
name="line.167"></a>
+<span class="sourceLineNo">168</span> private final ServerName serverName;<a
name="line.168"></a>
+<span class="sourceLineNo">169</span> private final State state;<a
name="line.169"></a>
+<span class="sourceLineNo">170</span> // The duration of region in
transition<a name="line.170"></a>
+<span class="sourceLineNo">171</span> private long ritDuration;<a
name="line.171"></a>
+<span class="sourceLineNo">172</span><a name="line.172"></a>
+<span class="sourceLineNo">173</span> @VisibleForTesting<a
name="line.173"></a>
+<span class="sourceLineNo">174</span> public static RegionState
createForTesting(RegionInfo region, State state) {<a name="line.174"></a>
+<span class="sourceLineNo">175</span> return new RegionState(region, state,
System.currentTimeMillis(), null);<a name="line.175"></a>
+<span class="sourceLineNo">176</span> }<a name="line.176"></a>
+<span class="sourceLineNo">177</span><a name="line.177"></a>
+<span class="sourceLineNo">178</span> public RegionState(RegionInfo region,
State state, ServerName serverName) {<a name="line.178"></a>
+<span class="sourceLineNo">179</span> this(region, state,
System.currentTimeMillis(), serverName);<a name="line.179"></a>
+<span class="sourceLineNo">180</span> }<a name="line.180"></a>
+<span class="sourceLineNo">181</span><a name="line.181"></a>
+<span class="sourceLineNo">182</span> public RegionState(RegionInfo region,<a
name="line.182"></a>
+<span class="sourceLineNo">183</span> State state, long stamp, ServerName
serverName) {<a name="line.183"></a>
+<span class="sourceLineNo">184</span> this(region, state, stamp,
serverName, 0);<a name="line.184"></a>
+<span class="sourceLineNo">185</span> }<a name="line.185"></a>
+<span class="sourceLineNo">186</span><a name="line.186"></a>
+<span class="sourceLineNo">187</span> public RegionState(RegionInfo region,
State state, long stamp, ServerName serverName,<a name="line.187"></a>
+<span class="sourceLineNo">188</span> long ritDuration) {<a
name="line.188"></a>
+<span class="sourceLineNo">189</span> this.hri = region;<a
name="line.189"></a>
+<span class="sourceLineNo">190</span> this.state = state;<a
name="line.190"></a>
+<span class="sourceLineNo">191</span> this.stamp = stamp;<a
name="line.191"></a>
+<span class="sourceLineNo">192</span> this.serverName = serverName;<a
name="line.192"></a>
+<span class="sourceLineNo">193</span> this.ritDuration = ritDuration;<a
name="line.193"></a>
+<span class="sourceLineNo">194</span> }<a name="line.194"></a>
+<span class="sourceLineNo">195</span><a name="line.195"></a>
+<span class="sourceLineNo">196</span> public State getState() {<a
name="line.196"></a>
+<span class="sourceLineNo">197</span> return state;<a name="line.197"></a>
+<span class="sourceLineNo">198</span> }<a name="line.198"></a>
+<span class="sourceLineNo">199</span><a name="line.199"></a>
+<span class="sourceLineNo">200</span> public long getStamp() {<a
name="line.200"></a>
+<span class="sourceLineNo">201</span> return stamp;<a name="line.201"></a>
+<span class="sourceLineNo">202</span> }<a name="line.202"></a>
+<span class="sourceLineNo">203</span><a name="line.203"></a>
+<span class="sourceLineNo">204</span> public RegionInfo getRegion() {<a
name="line.204"></a>
+<span class="sourceLineNo">205</span> return hri;<a name="line.205"></a>
+<span class="sourceLineNo">206</span> }<a name="line.206"></a>
+<span class="sourceLineNo">207</span><a name="line.207"></a>
+<span class="sourceLineNo">208</span> public ServerName getServerName() {<a
name="line.208"></a>
+<span class="sourceLineNo">209</span> return serverName;<a
name="line.209"></a>
+<span class="sourceLineNo">210</span> }<a name="line.210"></a>
+<span class="sourceLineNo">211</span><a name="line.211"></a>
+<span class="sourceLineNo">212</span> public long getRitDuration() {<a
name="line.212"></a>
+<span class="sourceLineNo">213</span> return ritDuration;<a
name="line.213"></a>
+<span class="sourceLineNo">214</span> }<a name="line.214"></a>
+<span class="sourceLineNo">215</span><a name="line.215"></a>
+<span class="sourceLineNo">216</span> /**<a name="line.216"></a>
+<span class="sourceLineNo">217</span> * Update the duration of region in
transition<a name="line.217"></a>
+<span class="sourceLineNo">218</span> * @param previousStamp previous
RegionState's timestamp<a name="line.218"></a>
+<span class="sourceLineNo">219</span> */<a name="line.219"></a>
+<span class="sourceLineNo">220</span> @InterfaceAudience.Private<a
name="line.220"></a>
+<span class="sourceLineNo">221</span> void updateRitDuration(long
previousStamp) {<a name="line.221"></a>
+<span class="sourceLineNo">222</span> this.ritDuration += (this.stamp -
previousStamp);<a name="line.222"></a>
+<span class="sourceLineNo">223</span> }<a name="line.223"></a>
+<span class="sourceLineNo">224</span><a name="line.224"></a>
+<span class="sourceLineNo">225</span> public boolean isClosing() {<a
name="line.225"></a>
+<span class="sourceLineNo">226</span> return state == State.CLOSING;<a
name="line.226"></a>
+<span class="sourceLineNo">227</span> }<a name="line.227"></a>
+<span class="sourceLineNo">228</span><a name="line.228"></a>
+<span class="sourceLineNo">229</span> public boolean isClosed() {<a
name="line.229"></a>
+<span class="sourceLineNo">230</span> return state == State.CLOSED;<a
name="line.230"></a>
+<span class="sourceLineNo">231</span> }<a name="line.231"></a>
+<span class="sourceLineNo">232</span><a name="line.232"></a>
+<span class="sourceLineNo">233</span> public boolean isOpening() {<a
name="line.233"></a>
+<span class="sourceLineNo">234</span> return state == State.OPENING;<a
name="line.234"></a>
+<span class="sourceLineNo">235</span> }<a name="line.235"></a>
+<span class="sourceLineNo">236</span><a name="line.236"></a>
+<span class="sourceLineNo">237</span> public boolean isOpened() {<a
name="line.237"></a>
+<span class="sourceLineNo">238</span> return state == State.OPEN;<a
name="line.238"></a>
+<span class="sourceLineNo">239</span> }<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> public boolean isOffline() {<a
name="line.241"></a>
+<span class="sourceLineNo">242</span> return state == State.OFFLINE;<a
name="line.242"></a>
+<span class="sourceLineNo">243</span> }<a name="line.243"></a>
+<span class="sourceLineNo">244</span><a name="line.244"></a>
+<span class="sourceLineNo">245</span> public boolean isSplitting() {<a
name="line.245"></a>
+<span class="sourceLineNo">246</span> return state == State.SPLITTING;<a
name="line.246"></a>
+<span class="sourceLineNo">247</span> }<a name="line.247"></a>
+<span class="sourceLineNo">248</span><a name="line.248"></a>
+<span class="sourceLineNo">249</span> public boolean isSplit() {<a
name="line.249"></a>
+<span class="sourceLineNo">250</span> return state == State.SPLIT;<a
name="line.250"></a>
+<span class="sourceLineNo">251</span> }<a name="line.251"></a>
+<span class="sourceLineNo">252</span><a name="line.252"></a>
+<span class="sourceLineNo">253</span> public boolean isSplittingNew() {<a
name="line.253"></a>
+<span class="sourceLineNo">254</span> return state ==
State.SPLITTING_NEW;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> }<a name="line.255"></a>
+<span class="sourceLineNo">256</span><a name="line.256"></a>
+<span class="sourceLineNo">257</span> public boolean isFailedOpen() {<a
name="line.257"></a>
+<span class="sourceLineNo">258</span> return state == State.FAILED_OPEN;<a
name="line.258"></a>
+<span class="sourceLineNo">259</span> }<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> public boolean isFailedClose() {<a
name="line.261"></a>
+<span class="sourceLineNo">262</span> return state == State.FAILED_CLOSE;<a
name="line.262"></a>
+<span class="sourceLineNo">263</span> }<a name="line.263"></a>
+<span class="sourceLineNo">264</span><a name="line.264"></a>
+<span class="sourceLineNo">265</span> public boolean isMerging() {<a
name="line.265"></a>
+<span class="sourceLineNo">266</span> return state == State.MERGING;<a
name="line.266"></a>
+<span class="sourceLineNo">267</span> }<a name="line.267"></a>
+<span class="sourceLineNo">268</span><a name="line.268"></a>
+<span class="sourceLineNo">269</span> public boolean isMerged() {<a
name="line.269"></a>
+<span class="sourceLineNo">270</span> return state == State.MERGED;<a
name="line.270"></a>
+<span class="sourceLineNo">271</span> }<a name="line.271"></a>
+<span class="sourceLineNo">272</span><a name="line.272"></a>
+<span class="sourceLineNo">273</span> public boolean isMergingNew() {<a
name="line.273"></a>
+<span class="sourceLineNo">274</span> return state == State.MERGING_NEW;<a
name="line.274"></a>
+<span class="sourceLineNo">275</span> }<a name="line.275"></a>
+<span class="sourceLineNo">276</span><a name="line.276"></a>
+<span class="sourceLineNo">277</span> public boolean isOnServer(final
ServerName sn) {<a name="line.277"></a>
+<span class="sourceLineNo">278</span> return serverName != null &&
serverName.equals(sn);<a name="line.278"></a>
+<span class="sourceLineNo">279</span> }<a name="line.279"></a>
+<span class="sourceLineNo">280</span><a name="line.280"></a>
+<span class="sourceLineNo">281</span> public boolean isMergingOnServer(final
ServerName sn) {<a name="line.281"></a>
+<span class="sourceLineNo">282</span> return isOnServer(sn) &&
isMerging();<a name="line.282"></a>
+<span class="sourceLineNo">283</span> }<a name="line.283"></a>
+<span class="sourceLineNo">284</span><a name="line.284"></a>
+<span class="sourceLineNo">285</span> public boolean
isMergingNewOnServer(final ServerName sn) {<a name="line.285"></a>
+<span class="sourceLineNo">286</span> return isOnServer(sn) &&
isMergingNew();<a name="line.286"></a>
+<span class="sourceLineNo">287</span> }<a name="line.287"></a>
+<span class="sourceLineNo">288</span><a name="line.288"></a>
+<span class="sourceLineNo">289</span> public boolean
isMergingNewOrOpenedOnServer(final ServerName sn) {<a name="line.289"></a>
+<span class="sourceLineNo">290</span> return isOnServer(sn) &&
(isMergingNew() || isOpened());<a name="line.290"></a>
+<span class="sourceLineNo">291</span> }<a name="line.291"></a>
+<span class="sourceLineNo">292</span><a name="line.292"></a>
+<span class="sourceLineNo">293</span> public boolean
isMergingNewOrOfflineOnServer(final ServerName sn) {<a name="line.293"></a>
+<span class="sourceLineNo">294</span> return isOnServer(sn) &&
(isMergingNew() || isOffline());<a name="line.294"></a>
+<span class="sourceLineNo">295</span> }<a name="line.295"></a>
+<span class="sourceLineNo">296</span><a name="line.296"></a>
+<span class="sourceLineNo">297</span> public boolean
isSplittingOnServer(final ServerName sn) {<a name="line.297"></a>
+<span class="sourceLineNo">298</span> return isOnServer(sn) &&
isSplitting();<a name="line.298"></a>
+<span class="sourceLineNo">299</span> }<a name="line.299"></a>
+<span class="sourceLineNo">300</span><a name="line.300"></a>
+<span class="sourceLineNo">301</span> public boolean
isSplittingNewOnServer(final ServerName sn) {<a name="line.301"></a>
+<span class="sourceLineNo">302</span> return isOnServer(sn) &&
isSplittingNew();<a name="line.302"></a>
+<span class="sourceLineNo">303</span> }<a name="line.303"></a>
+<span class="sourceLineNo">304</span><a name="line.304"></a>
+<span class="sourceLineNo">305</span> public boolean
isSplittingOrOpenedOnServer(final ServerName sn) {<a name="line.305"></a>
+<span class="sourceLineNo">306</span> return isOnServer(sn) &&
(isSplitting() || isOpened());<a name="line.306"></a>
+<span class="sourceLineNo">307</span> }<a name="line.307"></a>
+<span class="sourceLineNo">308</span><a name="line.308"></a>
+<span class="sourceLineNo">309</span> public boolean
isSplittingOrSplitOnServer(final ServerName sn) {<a name="line.309"></a>
+<span class="sourceLineNo">310</span> return isOnServer(sn) &&
(isSplitting() || isSplit());<a name="line.310"></a>
+<span class="sourceLineNo">311</span> }<a name="line.311"></a>
+<span class="sourceLineNo">312</span><a name="line.312"></a>
+<span class="sourceLineNo">313</span> public boolean
isClosingOrClosedOnServer(final ServerName sn) {<a name="line.313"></a>
+<span class="sourceLineNo">314</span> return isOnServer(sn) &&
(isClosing() || isClosed());<a name="line.314"></a>
+<span class="sourceLineNo">315</span> }<a name="line.315"></a>
+<span class="sourceLineNo">316</span><a name="line.316"></a>
+<span class="sourceLineNo">317</span> public boolean
isOpeningOrFailedOpenOnServer(final ServerName sn) {<a name="line.317"></a>
+<span class="sourceLineNo">318</span> return isOnServer(sn) &&
(isOpening() || isFailedOpen());<a name="line.318"></a>
+<span class="sourceLineNo">319</span> }<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> public boolean
isOpeningOrOpenedOnServer(final ServerName sn) {<a name="line.321"></a>
+<span class="sourceLineNo">322</span> return isOnServer(sn) &&
(isOpening() || isOpened());<a name="line.322"></a>
+<span class="sourceLineNo">323</span> }<a name="line.323"></a>
+<span class="sourceLineNo">324</span><a name="line.324"></a>
+<span class="sourceLineNo">325</span> public boolean isOpenedOnServer(final
ServerName sn) {<a name="line.325"></a>
+<span class="sourceLineNo">326</span> return isOnServer(sn) &&
isOpened();<a name="line.326"></a>
+<span class="sourceLineNo">327</span> }<a name="line.327"></a>
+<span class="sourceLineNo">328</span><a name="line.328"></a>
+<span class="sourceLineNo">329</span> /**<a name="line.329"></a>
+<span class="sourceLineNo">330</span> * Check if a region state can
transition to offline<a name="line.330"></a>
+<span class="sourceLineNo">331</span> */<a name="line.331"></a>
+<span class="sourceLineNo">332</span> public boolean isReadyToOffline() {<a
name="line.332"></a>
+<span class="sourceLineNo">333</span> return isMerged() || isSplit() ||
isOffline()<a name="line.333"></a>
+<span class="sourceLineNo">334</span> || isSplittingNew() ||
isMergingNew();<a name="line.334"></a>
+<span class="sourceLineNo">335</span> }<a name="line.335"></a>
+<span class="sourceLineNo">336</span><a name="line.336"></a>
+<span class="sourceLineNo">337</span> /**<a name="line.337"></a>
+<span class="sourceLineNo">338</span> * Check if a region state can
transition to online<a name="line.338"></a>
+<span class="sourceLineNo">339</span> */<a name="line.339"></a>
+<span class="sourceLineNo">340</span> public boolean isReadyToOnline() {<a
name="line.340"></a>
+<span class="sourceLineNo">341</span> return isOpened() || isSplittingNew()
|| isMergingNew();<a name="line.341"></a>
+<span class="sourceLineNo">342</span> }<a name="line.342"></a>
+<span class="sourceLineNo">343</span><a name="line.343"></a>
+<span class="sourceLineNo">344</span> /**<a name="line.344"></a>
+<span class="sourceLineNo">345</span> * Check if a region state is one of
offline states that<a name="line.345"></a>
+<span class="sourceLineNo">346</span> * can't transition to
pending_close/closing (unassign/offline)<a name="line.346"></a>
+<span class="sourceLineNo">347</span> */<a name="line.347"></a>
+<span class="sourceLineNo">348</span> public boolean isUnassignable() {<a
name="line.348"></a>
+<span class="sourceLineNo">349</span> return isUnassignable(state);<a
name="line.349"></a>
+<span class="sourceLineNo">350</span> }<a name="line.350"></a>
+<span class="sourceLineNo">351</span><a name="line.351"></a>
+<span class="sourceLineNo">352</span> /**<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * Check if a region state is one of
offline states that<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * can't transition to
pending_close/closing (unassign/offline)<a name="line.354"></a>
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isUnassignable(State state) {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> return state == State.MERGED || state
== State.SPLIT || state == State.OFFLINE<a name="line.357"></a>
+<span class="sourceLineNo">358</span> || state == State.SPLITTING_NEW ||
state == State.MERGING_NEW;<a name="line.358"></a>
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+<span class="sourceLineNo">360</span><a name="line.360"></a>
+<span class="sourceLineNo">361</span> @Override<a name="line.361"></a>
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hri.getShortNameToLog()<a name="line.363"></a>
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ClusterStatusProtos.RegionState.Builder regionState =
ClusterStatusProtos.RegionState.newBuilder();<a name="line.386"></a>
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regionState.setRegionInfo(ProtobufUtil.toRegionInfo(hri));<a
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regionState.setState(state.convert());<a name="line.388"></a>
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RegionState(ProtobufUtil.toRegionInfo(proto.getRegionInfo()),<a
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proto.getStamp(), null);<a name="line.400"></a>
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+<span class="sourceLineNo">403</span> /**<a name="line.403"></a>
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obj.getClass()) {<a name="line.409"></a>
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RegionInfo.COMPARATOR.compare(tmp.hri, hri) == 0 && tmp.state ==
state<a name="line.414"></a>
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&& serverName.equals(tmp.serverName))<a name="line.415"></a>
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&& serverName == null));<a name="line.416"></a>
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+<span class="sourceLineNo">418</span><a name="line.418"></a>
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+<span class="sourceLineNo">423</span> public int hashCode() {<a
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serverName.hashCode() * 11 : 0)<a name="line.424"></a>
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state.ordinal();<a name="line.425"></a>
+<span class="sourceLineNo">426</span> }<a name="line.426"></a>
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