http://git-wip-us.apache.org/repos/asf/hbase-site/blob/a108018f/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateStampComparator.html
----------------------------------------------------------------------
diff --git 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateStampComparator.html
 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateStampComparator.html
index 8e0a6a2..08916af 100644
--- 
a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateStampComparator.html
+++ 
b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.RegionStateStampComparator.html
@@ -75,7 +75,7 @@
 <span class="sourceLineNo">067</span>  };<a name="line.67"></a>
 <span class="sourceLineNo">068</span><a name="line.68"></a>
 <span class="sourceLineNo">069</span>  protected static final State[] 
STATES_EXPECTED_ON_CLOSE = new State[] {<a name="line.69"></a>
-<span class="sourceLineNo">070</span>    State.SPLITTING, State.SPLIT, // 
ServerCrashProcedure<a name="line.70"></a>
+<span class="sourceLineNo">070</span>    State.SPLITTING, State.SPLIT, 
State.MERGING, // ServerCrashProcedure<a name="line.70"></a>
 <span class="sourceLineNo">071</span>    State.OPEN,                   // 
enabled/open<a name="line.71"></a>
 <span class="sourceLineNo">072</span>    State.CLOSING                 // 
already in-progress (retrying)<a name="line.72"></a>
 <span class="sourceLineNo">073</span>  };<a name="line.73"></a>
@@ -550,446 +550,454 @@
 <span class="sourceLineNo">542</span>    return 
!getTableRegionStates(tableName).isEmpty();<a name="line.542"></a>
 <span class="sourceLineNo">543</span>  }<a name="line.543"></a>
 <span class="sourceLineNo">544</span><a name="line.544"></a>
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getRegionsOfTable(final TableName table) {<a name="line.545"></a>
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false);<a name="line.546"></a>
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-<span class="sourceLineNo">549</span>  List&lt;RegionInfo&gt; 
getRegionsOfTable(final TableName table, final boolean offline) {<a 
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ArrayList&lt;RegionStateNode&gt; nodes = getTableRegionStateNodes(table);<a 
name="line.550"></a>
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hris = new ArrayList&lt;RegionInfo&gt;(nodes.size());<a name="line.551"></a>
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name="line.552"></a>
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hris.add(node.getRegionInfo());<a name="line.553"></a>
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in list of regions. Default is to<a name="line.559"></a>
-<span class="sourceLineNo">560</span>   * weed out split and offline 
regions.<a name="line.560"></a>
-<span class="sourceLineNo">561</span>   * @return True if we should include 
the &lt;code&gt;node&lt;/code&gt; (do not include<a name="line.561"></a>
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&lt;code&gt;offline&lt;/code&gt; is set to true.<a name="line.562"></a>
-<span class="sourceLineNo">563</span>   */<a name="line.563"></a>
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node, final boolean offline) {<a name="line.564"></a>
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&amp;&amp; !offline) return false;<a name="line.569"></a>
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node.getRegionInfo();<a name="line.570"></a>
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!hri.isSplit()) ||<a name="line.571"></a>
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hri.isSplit()) &amp;&amp; offline);<a name="line.572"></a>
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-<span class="sourceLineNo">574</span><a name="line.574"></a>
-<span class="sourceLineNo">575</span>  /**<a name="line.575"></a>
-<span class="sourceLineNo">576</span>   * Returns the set of regions hosted by 
the specified server<a name="line.576"></a>
-<span class="sourceLineNo">577</span>   * @param serverName the server we are 
interested in<a name="line.577"></a>
-<span class="sourceLineNo">578</span>   * @return set of RegionInfo hosted by 
the specified server<a name="line.578"></a>
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getServerRegionInfoSet(final ServerName serverName) {<a name="line.580"></a>
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getServerNode(serverName);<a name="line.581"></a>
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-<span class="sourceLineNo">589</span>  // 
============================================================================================<a
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name="line.590"></a>
-<span class="sourceLineNo">591</span>  // 
============================================================================================<a
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serverName) {<a name="line.592"></a>
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serverNode.setState(ServerState.SPLITTING);<a name="line.595"></a>
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SPLITTING OF REGION, NOT SPLITTING WALs.<a name="line.596"></a>
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serverNode.getRegions()) {<a name="line.597"></a>
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name="line.598"></a>
-<span class="sourceLineNo">599</span>          // TODO: Abort procedure if 
present<a name="line.599"></a>
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regionNode.setState(State.SPLITTING);<a name="line.600"></a>
-<span class="sourceLineNo">601</span>        }<a name="line.601"></a>
-<span class="sourceLineNo">602</span>      }*/<a name="line.602"></a>
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-<span class="sourceLineNo">604</span>  }<a name="line.604"></a>
-<span class="sourceLineNo">605</span><a name="line.605"></a>
-<span class="sourceLineNo">606</span>  public void logSplit(final RegionInfo 
regionInfo) {<a name="line.606"></a>
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getRegionNode(regionInfo);<a name="line.607"></a>
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name="line.608"></a>
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name="line.609"></a>
-<span class="sourceLineNo">610</span>    }<a name="line.610"></a>
-<span class="sourceLineNo">611</span>  }<a name="line.611"></a>
-<span class="sourceLineNo">612</span><a name="line.612"></a>
-<span class="sourceLineNo">613</span>  @VisibleForTesting<a 
name="line.613"></a>
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RegionInfo regionInfo, final State state) {<a name="line.614"></a>
-<span class="sourceLineNo">615</span>    final RegionStateNode regionNode = 
getOrCreateRegionNode(regionInfo);<a name="line.615"></a>
+<span class="sourceLineNo">545</span>  /**<a name="line.545"></a>
+<span class="sourceLineNo">546</span>   * @return Return online regions of 
table; does not include OFFLINE or SPLITTING regions.<a name="line.546"></a>
+<span class="sourceLineNo">547</span>   */<a name="line.547"></a>
+<span class="sourceLineNo">548</span>  public List&lt;RegionInfo&gt; 
getRegionsOfTable(final TableName table) {<a name="line.548"></a>
+<span class="sourceLineNo">549</span>    return getRegionsOfTable(table, 
false);<a name="line.549"></a>
+<span class="sourceLineNo">550</span>  }<a name="line.550"></a>
+<span class="sourceLineNo">551</span><a name="line.551"></a>
+<span class="sourceLineNo">552</span>  /**<a name="line.552"></a>
+<span class="sourceLineNo">553</span>   * @return Return the regions of the 
table; does not include OFFLINE unless you set<a name="line.553"></a>
+<span class="sourceLineNo">554</span>   * &lt;code&gt;offline&lt;/code&gt; to 
true. Does not include regions that are in the<a name="line.554"></a>
+<span class="sourceLineNo">555</span>   * {@link State#SPLIT} state.<a 
name="line.555"></a>
+<span class="sourceLineNo">556</span>   */<a name="line.556"></a>
+<span class="sourceLineNo">557</span>  public List&lt;RegionInfo&gt; 
getRegionsOfTable(final TableName table, final boolean offline) {<a 
name="line.557"></a>
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ArrayList&lt;RegionStateNode&gt; nodes = getTableRegionStateNodes(table);<a 
name="line.558"></a>
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hris = new ArrayList&lt;RegionInfo&gt;(nodes.size());<a name="line.559"></a>
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name="line.560"></a>
+<span class="sourceLineNo">561</span>      if (include(node, offline)) 
hris.add(node.getRegionInfo());<a name="line.561"></a>
+<span class="sourceLineNo">562</span>    }<a name="line.562"></a>
+<span class="sourceLineNo">563</span>    return hris;<a name="line.563"></a>
+<span class="sourceLineNo">564</span>  }<a name="line.564"></a>
+<span class="sourceLineNo">565</span><a name="line.565"></a>
+<span class="sourceLineNo">566</span>  /**<a name="line.566"></a>
+<span class="sourceLineNo">567</span>   * Utility. Whether to include region 
in list of regions. Default is to<a name="line.567"></a>
+<span class="sourceLineNo">568</span>   * weed out split and offline 
regions.<a name="line.568"></a>
+<span class="sourceLineNo">569</span>   * @return True if we should include 
the &lt;code&gt;node&lt;/code&gt; (do not include<a name="line.569"></a>
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&lt;code&gt;offline&lt;/code&gt; is set to true.<a name="line.570"></a>
+<span class="sourceLineNo">571</span>   */<a name="line.571"></a>
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node, final boolean offline) {<a name="line.572"></a>
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name="line.573"></a>
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" + node.getRegionInfo());<a name="line.574"></a>
+<span class="sourceLineNo">575</span>    }<a name="line.575"></a>
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&amp;&amp; !offline) return false;<a name="line.577"></a>
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node.getRegionInfo();<a name="line.578"></a>
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!hri.isSplit()) ||<a name="line.579"></a>
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hri.isSplit()) &amp;&amp; offline);<a name="line.580"></a>
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+<span class="sourceLineNo">582</span><a name="line.582"></a>
+<span class="sourceLineNo">583</span>  /**<a name="line.583"></a>
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+<span class="sourceLineNo">585</span>   * @param serverName the server we are 
interested in<a name="line.585"></a>
+<span class="sourceLineNo">586</span>   * @return set of RegionInfo hosted by 
the specified server<a name="line.586"></a>
+<span class="sourceLineNo">587</span>   */<a name="line.587"></a>
+<span class="sourceLineNo">588</span>  public List&lt;RegionInfo&gt; 
getServerRegionInfoSet(final ServerName serverName) {<a name="line.588"></a>
+<span class="sourceLineNo">589</span>    final ServerStateNode serverInfo = 
getServerNode(serverName);<a name="line.589"></a>
+<span class="sourceLineNo">590</span>    if (serverInfo == null) return 
Collections.emptyList();<a name="line.590"></a>
+<span class="sourceLineNo">591</span><a name="line.591"></a>
+<span class="sourceLineNo">592</span>    synchronized (serverInfo) {<a 
name="line.592"></a>
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serverInfo.getRegionInfoList();<a name="line.593"></a>
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+<span class="sourceLineNo">595</span>  }<a name="line.595"></a>
+<span class="sourceLineNo">596</span><a name="line.596"></a>
+<span class="sourceLineNo">597</span>  // 
============================================================================================<a
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+<span class="sourceLineNo">598</span>  //  TODO: split helpers<a 
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+<span class="sourceLineNo">599</span>  // 
============================================================================================<a
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+<span class="sourceLineNo">600</span>  public void logSplit(final ServerName 
serverName) {<a name="line.600"></a>
+<span class="sourceLineNo">601</span>    final ServerStateNode serverNode = 
getOrCreateServer(serverName);<a name="line.601"></a>
+<span class="sourceLineNo">602</span>    synchronized (serverNode) {<a 
name="line.602"></a>
+<span class="sourceLineNo">603</span>      
serverNode.setState(ServerState.SPLITTING);<a name="line.603"></a>
+<span class="sourceLineNo">604</span>      /* THIS HAS TO BE WRONG. THIS IS 
SPLITTING OF REGION, NOT SPLITTING WALs.<a name="line.604"></a>
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serverNode.getRegions()) {<a name="line.605"></a>
+<span class="sourceLineNo">606</span>        synchronized (regionNode) {<a 
name="line.606"></a>
+<span class="sourceLineNo">607</span>          // TODO: Abort procedure if 
present<a name="line.607"></a>
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regionNode.setState(State.SPLITTING);<a name="line.608"></a>
+<span class="sourceLineNo">609</span>        }<a name="line.609"></a>
+<span class="sourceLineNo">610</span>      }*/<a name="line.610"></a>
+<span class="sourceLineNo">611</span>    }<a name="line.611"></a>
+<span class="sourceLineNo">612</span>  }<a name="line.612"></a>
+<span class="sourceLineNo">613</span><a name="line.613"></a>
+<span class="sourceLineNo">614</span>  public void logSplit(final RegionInfo 
regionInfo) {<a name="line.614"></a>
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============================================================================================<a
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============================================================================================<a
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new ArrayList&lt;RegionInfo&gt;();<a name="line.625"></a>
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regionsMap.values()) {<a name="line.626"></a>
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result.add(node.getRegionInfo());<a name="line.628"></a>
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ArrayList&lt;RegionInfo&gt;();<a name="line.668"></a>
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serverRegions.add(node.getRegionInfo());<a name="line.672"></a>
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assignments.put(node.getRegionInfo(), node.getRegionLocation());<a 
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============================================================================================<a
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============================================================================================<a
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assignments.put(node.getRegionInfo(), node.getRegionLocation());<a 
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result.put(HConstants.ENSEMBLE_TABLE_NAME, ensemble);<a name="line.733"></a>
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serverResult.add(node.getRegionInfo());<a name="line.757"></a>
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(node.getTable().equals(tableName)) {<a name="line.702"></a>
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tableRegions.get(node.getState()).add(node.getRegionInfo());<a 
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getRegionServerOfRegion(final RegionInfo regionInfo) {<a name="line.709"></a>
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 We need to synchronize on regions<a name="line.723"></a>
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List&lt;RegionInfo&gt;&gt; ensemble =<a name="line.732"></a>
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ensemble.put(serverNode.getServerName(), serverNode.getRegionInfoList());<a 
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Map&lt;ServerName, List&lt;RegionInfo&gt;&gt;&gt; result =<a 
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Map&lt;ServerName, List&lt;RegionInfo&gt;&gt;&gt;(1);<a name="line.740"></a>
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result.put(HConstants.ENSEMBLE_TABLE_NAME, ensemble);<a name="line.741"></a>
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Map&lt;ServerName, List&lt;RegionInfo&gt;&gt;&gt; result = new 
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regionsMap.values()) {<a name="line.747"></a>
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tableResult);<a name="line.751"></a>
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+<span class="sourceLineNo">753</span><a name="line.753"></a>
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node.getRegionLocation();<a name="line.754"></a>
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name="line.755"></a>
+<span class="sourceLineNo">756</span>        LOG.info("Skipping, no server for 
" + node);<a name="line.756"></a>
+<span class="sourceLineNo">757</span>        continue;<a name="line.757"></a>
+<span class="sourceLineNo">758</span>      }<a name="line.758"></a>
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= tableResult.get(serverName);<a name="line.759"></a>
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name="line.760"></a>
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ArrayList&lt;RegionInfo&gt;();<a name="line.761"></a>
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serverResult);<a name="line.762"></a>
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+<span class="sourceLineNo">764</span><a name="line.764"></a>
+<span class="sourceLineNo">765</span>      
serverResult.add(node.getRegionInfo());<a name="line.765"></a>
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==========================================================================<a 
name="line.770"></a>
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name="line.771"></a>
-<span class="sourceLineNo">772</span>  // 
==========================================================================<a 
name="line.772"></a>
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addRegionInTransition(final RegionStateNode regionNode,<a name="line.773"></a>
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procedure) {<a name="line.774"></a>
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!regionNode.setProcedure(procedure)) return false;<a name="line.775"></a>
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regionInTransition.put(regionNode.getRegionInfo(), regionNode);<a 
name="line.777"></a>
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-<span class="sourceLineNo">781</span>  protected void 
removeRegionInTransition(final RegionStateNode regionNode,<a 
name="line.781"></a>
+<span class="sourceLineNo">767</span>    // Add online servers with no 
assignment for the table.<a name="line.767"></a>
+<span class="sourceLineNo">768</span>    for (Map&lt;ServerName, 
List&lt;RegionInfo&gt;&gt; table: result.values()) {<a name="line.768"></a>
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serverMap.keySet()) {<a name="line.769"></a>
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{<a name="line.770"></a>
+<span class="sourceLineNo">771</span>            table.put(svr, new 
ArrayList&lt;RegionInfo&gt;());<a name="line.771"></a>
+<span class="sourceLineNo">772</span>          }<a name="line.772"></a>
+<span class="sourceLineNo">773</span>        }<a name="line.773"></a>
+<span class="sourceLineNo">774</span>    }<a name="line.774"></a>
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+<span class="sourceLineNo">776</span>  }<a name="line.776"></a>
+<span class="sourceLineNo">777</span><a name="line.777"></a>
+<span class="sourceLineNo">778</span>  // 
==========================================================================<a 
name="line.778"></a>
+<span class="sourceLineNo">779</span>  //  Region in transition helpers<a 
name="line.779"></a>
+<span class="sourceLineNo">780</span>  // 
==========================================================================<a 
name="line.780"></a>
+<span class="sourceLineNo">781</span>  protected boolean 
addRegionInTransition(final RegionStateNode regionNode,<a name="line.781"></a>
 <span class="sourceLineNo">782</span>      final RegionTransitionProcedure 
procedure) {<a name="line.782"></a>
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regionInTransition.remove(regionNode.getRegionInfo());<a name="line.783"></a>
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regionNode.unsetProcedure(procedure);<a name="line.784"></a>
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!regionInTransition.isEmpty();<a name="line.788"></a>
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isRegionInTransition(final RegionInfo regionInfo) {<a name="line.791"></a>
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regionInTransition.get(regionInfo);<a name="line.792"></a>
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node.isInTransition() : false;<a name="line.793"></a>
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getRegionTransitionProcedure(final RegionInfo hri) {<a name="line.799"></a>
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regionInTransition.get(hri);<a name="line.800"></a>
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getRegionTransitionState(final RegionInfo hri) {<a name="line.805"></a>
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regionInTransition.get(hri);<a name="line.806"></a>
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-<span class="sourceLineNo">808</span><a name="line.808"></a>
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createRegionState(node) : null;<a name="line.810"></a>
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-<span class="sourceLineNo">812</span>  }<a name="line.812"></a>
-<span class="sourceLineNo">813</span><a name="line.813"></a>
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getRegionsInTransition() {<a name="line.814"></a>
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ArrayList&lt;RegionStateNode&gt;(regionInTransition.values());<a 
name="line.815"></a>
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-<span class="sourceLineNo">817</span><a name="line.817"></a>
-<span class="sourceLineNo">818</span>  /**<a name="line.818"></a>
-<span class="sourceLineNo">819</span>   * Get the number of regions in 
transition.<a name="line.819"></a>
-<span class="sourceLineNo">820</span>   */<a name="line.820"></a>
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getRegionsInTransitionCount() {<a name="line.821"></a>
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name="line.822"></a>
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-<span class="sourceLineNo">824</span><a name="line.824"></a>
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getRegionsStateInTransition() {<a name="line.825"></a>
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new ArrayList&lt;RegionState&gt;(regionInTransition.size());<a 
name="line.826"></a>
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regionInTransition.values()) {<a name="line.827"></a>
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name="line.828"></a>
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-<span class="sourceLineNo">830</span>    return rit;<a name="line.830"></a>
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!regionNode.setProcedure(procedure)) return false;<a name="line.783"></a>
+<span class="sourceLineNo">784</span><a name="line.784"></a>
+<span class="sourceLineNo">785</span>    
regionInTransition.put(regionNode.getRegionInfo(), regionNode);<a 
name="line.785"></a>
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+<span class="sourceLineNo">787</span>  }<a name="line.787"></a>
+<span class="sourceLineNo">788</span><a name="line.788"></a>
+<span class="sourceLineNo">789</span>  protected void 
removeRegionInTransition(final RegionStateNode regionNode,<a 
name="line.789"></a>
+<span class="sourceLineNo">790</span>      final RegionTransitionProcedure 
procedure) {<a name="line.790"></a>
+<span class="sourceLineNo">791</span>    
regionInTransition.remove(regionNode.getRegionInfo());<a name="line.791"></a>
+<span class="sourceLineNo">792</span>    
regionNode.unsetProcedure(procedure);<a name="line.792"></a>
+<span class="sourceLineNo">793</span>  }<a name="line.793"></a>
+<span class="sourceLineNo">794</span><a name="line.794"></a>
+<span class="sourceLineNo">795</span>  public boolean hasRegionsInTransition() 
{<a name="line.795"></a>
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!regionInTransition.isEmpty();<a name="line.796"></a>
+<span class="sourceLineNo">797</span>  }<a name="line.797"></a>
+<span class="sourceLineNo">798</span><a name="line.798"></a>
+<span class="sourceLineNo">799</span>  public boolean 
isRegionInTransition(final RegionInfo regionInfo) {<a name="line.799"></a>
+<span class="sourceLineNo">800</span>    final RegionStateNode node = 
regionInTransition.get(regionInfo);<a name="line.800"></a>
+<span class="sourceLineNo">801</span>    return node != null ? 
node.isInTransition() : false;<a name="line.801"></a>
+<span class="sourceLineNo">802</span>  }<a name="line.802"></a>
+<span class="sourceLineNo">803</span><a name="line.803"></a>
+<span class="sourceLineNo">804</span>  /**<a name="line.804"></a>
+<span class="sourceLineNo">805</span>   * @return If a procedure-in-transition 
for &lt;code&gt;hri&lt;/code&gt;, return it else null.<a name="line.805"></a>
+<span class="sourceLineNo">806</span>   */<a name="line.806"></a>
+<span class="sourceLineNo">807</span>  public RegionTransitionProcedure 
getRegionTransitionProcedure(final RegionInfo hri) {<a name="line.807"></a>
+<span class="sourceLineNo">808</span>    RegionStateNode node = 
regionInTransition.get(hri);<a name="line.808"></a>
+<span class="sourceLineNo">809</span>    if (node == null) return null;<a 
name="line.809"></a>
+<span class="sourceLineNo">810</span>    return node.getProcedure();<a 
name="line.810"></a>
+<span class="sourceLineNo">811</span>  }<a name="line.811"></a>
+<span class="sourceLineNo">812</span><a name="line.812"></a>
+<span class="sourceLineNo">813</span>  public RegionState 
getRegionTransitionState(final RegionInfo hri) {<a name="line.813"></a>
+<span class="sourceLineNo">814</span>    RegionStateNode node = 
regionInTransition.get(hri);<a name="line.814"></a>
+<span class="sourceLineNo">815</span>    if (node == null) return null;<a 
name="line.815"></a>
+<span class="sourceLineNo">816</span><a name="line.816"></a>
+<span class="sourceLineNo">817</span>    synchronized (node) {<a 
name="line.817"></a>
+<span class="sourceLineNo">818</span>      return node.isInTransition() ? 
createRegionState(node) : null;<a name="line.818"></a>
+<span class="sourceLineNo">819</span>    }<a name="line.819"></a>
+<span class="sourceLineNo">820</span>  }<a name="line.820"></a>
+<span class="sourceLineNo">821</span><a name="line.821"></a>
+<span class="sourceLineNo">822</span>  public List&lt;RegionStateNode&gt; 
getRegionsInTransition() {<a name="line.822"></a>
+<span class="sourceLineNo">823</span>    return new 
ArrayList&lt;RegionStateNode&gt;(regionInTransition.values());<a 
name="line.823"></a>
+<span class="sourceLineNo">824</span>  }<a name="line.824"></a>
+<span class="sourceLineNo">825</span><a name="line.825"></a>
+<span class="sourceLineNo">826</span>  /**<a name="line.826"></a>
+<span class="sourceLineNo">827</span>   * Get the number of regions in 
transition.<a name="line.827"></a>
+<span class="sourceLineNo">828</span>   */<a name="line.828"></a>
+<span class="sourceLineNo">829</span>  public int 
getRegionsInTransitionCount() {<a name="line.829"></a>
+<span class="sourceLineNo">830</span>    return regionInTransition.size();<a 
name="line.830"></a>
 <span class="sourceLineNo">831</span>  }<a name="line.831"></a>
 <span class="sourceLineNo">832</span><a name="line.832"></a>
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getRegionsInTransitionOrderedByTimestamp() {<a name="line.833"></a>
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rit = new TreeSet&lt;RegionState&gt;(REGION_STATE_STAMP_COMPARATOR);<a 
name="line.834"></a>
+<span class="sourceLineNo">833</span>  public List&lt;RegionState&gt; 
getRegionsStateInTransition() {<a name="line.833"></a>
+<span class="sourceLineNo">834</span>    final List&lt;RegionState&gt; rit = 
new ArrayList&lt;RegionState&gt;(regionInTransition.size());<a 
name="line.834"></a>
 <span class="sourceLineNo">835</span>    for (RegionStateNode node: 
regionInTransition.values()) {<a name="line.835"></a>
 <span class="sourceLineNo">836</span>      rit.add(createRegionState(node));<a 
name="line.836"></a>
 <span class="sourceLineNo">837</span>    }<a name="line.837"></a>
 <span class="sourceLineNo">838</span>    return rit;<a name="line.838"></a>
 <span class="sourceLineNo">839</span>  }<a name="line.839"></a>
 <span class="sourceLineNo">840</span><a name="line.840"></a>
-<span class="sourceLineNo">841</span>  // 
==========================================================================<a 
name="line.841"></a>
-<span class="sourceLineNo">842</span>  //  Region offline helpers<a 
name="line.842"></a>
-<span class="sourceLineNo">843</span>  // 
==========================================================================<a 
name="line.843"></a>
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but regions never make it out of here.<a name="line.844"></a>
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RegionStateNode regionNode) {<a name="line.845"></a>
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NEVER CLEARED!!! " + regionNode);<a name="line.846"></a>
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regionOffline.put(regionNode.getRegionInfo(), regionNode);<a 
name="line.847"></a>
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-<span class="sourceLineNo">849</span><a name="line.849"></a>
-<span class="sourceLineNo">850</span>  // TODO: Unused.<a name="line.850"></a>
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removeFromOfflineRegions(final RegionInfo regionInfo) {<a name="line.851"></a>
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name="line.852"></a>
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-<span class="sourceLineNo">855</span>  // 
==========================================================================<a 
name="line.855"></a>
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name="line.856"></a>
-<span class="sourceLineNo">857</span>  // 
==========================================================================<a 
name="line.857"></a>
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RegionFailedOpen {<a name="line.858"></a>
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regionNode;<a name="line.859"></a>
-<span class="sourceLineNo">860</span><a name="line.860"></a>
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= null;<a name="line.861"></a>
-<span class="sourceLineNo">862</span>    private volatile int retries = 0;<a 
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RegionStateNode regionNode) {<a name="line.864"></a>
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getRegionNode() {<a name="line.868"></a>
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name="line.869"></a>
-<span class="sourceLineNo">870</span>    }<a name="line.870"></a>
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getRegionsInTransitionOrderedByTimestamp() {<a name="line.841"></a>
+<span class="sourceLineNo">842</span>    final SortedSet&lt;RegionState&gt; 
rit = new TreeSet&lt;RegionState&gt;(REGION_STATE_STAMP_COMPARATOR);<a 
name="line.842"></a>
+<span class="sourceLineNo">843</span>    for (RegionStateNode node: 
regionInTransition.values()) {<a name="line.843"></a>
+<span class="sourceLineNo">844</span>      rit.add(createRegionState(node));<a 
name="line.844"></a>
+<span class="sourceLineNo">845</span>    }<a name="line.845"></a>
+<span class="sourceLineNo">846</span>    return rit;<a name="line.846"></a>
+<span class="sourceLineNo">847</span>  }<a name="line.847"></a>
+<span class="sourceLineNo">848</span><a name="line.848"></a>
+<span class="sourceLineNo">849</span>  // 
==========================================================================<a 
name="line.849"></a>
+<span class="sourceLineNo">850</span>  //  Region offline helpers<a 
name="line.850"></a>
+<span class="sourceLineNo">851</span>  // 
==========================================================================<a 
name="line.851"></a>
+<span class="sourceLineNo">852</span>  // TODO: Populated when we read meta 
but regions never make it out of here.<a name="line.852"></a>
+<span class="sourceLineNo">853</span>  public void addToOfflineRegions(final 
RegionStateNode regionNode) {<a name="line.853"></a>
+<span class="sourceLineNo">854</span>    LOG.info("Added to offline, CURRENTLY 
NEVER CLEARED!!! " + regionNode);<a name="line.854"></a>
+<span class="sourceLineNo">855</span>    
regionOffline.put(regionNode.getRegionInfo(), regionNode);<a 
name="line.855"></a>
+<span class="sourceLineNo">856</span>  }<a name="line.856"></a>
+<span class="sourceLineNo">857</span><a name="line.857"></a>
+<span class="sourceLineNo">858</span>  // TODO: Unused.<a name="line.858"></a>
+<span class="sourceLineNo">859</span>  public void 
removeFromOfflineRegions(final RegionInfo regionInfo) {<a name="line.859"></a>
+<span class="sourceLineNo">860</span>    regionOffline.remove(regionInfo);<a 
name="line.860"></a>
+<span class="sourceLineNo">861</span>  }<a name="line.861"></a>
+<span class="sourceLineNo">862</span><a name="line.862"></a>
+<span class="sourceLineNo">863</span>  // 
==========================================================================<a 
name="line.863"></a>
+<span class="sourceLineNo">864</span>  //  Region FAIL_OPEN helpers<a 
name="line.864"></a>
+<span class="sourceLineNo">865</span>  // 
==========================================================================<a 
name="line.865"></a>
+<span class="sourceLineNo">866</span>  public static final class 
RegionFailedOpen {<a name="line.866"></a>
+<span class="sourceLineNo">867</span>    private final RegionStateNode 
regionNode;<a name="line.867"></a>
+<span class="sourceLineNo">868</span><a name="line.868"></a>
+<span class="sourceLineNo">869</span>    private volatile Exception exception 
= null;<a name="line.869"></a>
+<span class="sourceLineNo">870</span>    private volatile int retries = 0;<a 
name="line.870"></a>
 <span class="sourceLineNo">871</span><a name="line.871"></a>
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name="line.872"></a>
-<span class="sourceLineNo">873</span>      return 
regionNode.getRegionInfo();<a name="line.873"></a>
+<span class="sourceLineNo">872</span>    public RegionFailedOpen(final 
RegionStateNode regionNode) {<a name="line.872"></a>
+<span class="sourceLineNo">873</span>      this.regionNode = regionNode;<a 
name="line.873"></a>
 <span class="sourceLineNo">874</span>    }<a name="line.874"></a>
 <span class="sourceLineNo">875</span><a name="line.875"></a>
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{<a name="line.876"></a>
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name="line.877"></a>
+<span class="sourceLineNo">876</span>    public RegionStateNode 
getRegionNode() {<a name="line.876"></a>
+<span class="sourceLineNo">877</span>      return regionNode;<a 
name="line.877"></a>
 <span class="sourceLineNo">878</span>    }<a name="line.878"></a>
 <span class="sourceLineNo">879</span><a name="line.879"></a>
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name="line.880"></a>
-<span class="sourceLineNo">881</span>      return retries;<a 
name="line.881"></a>
+<span class="sourceLineNo">880</span>    public RegionInfo getRegionInfo() {<a 
name="line.880"></a>
+<span class="sourceLineNo">881</span>      return 
regionNode.getRegionInfo();<a name="line.881"></a>
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