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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/07/22 09:31:11 UTC
[33/51] [partial] hbase-site git commit: Published site at
b4759ce6e72f50ccd9d410bd5917dc5a515414f1.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/df8fd1d3/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.ServerState.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.ServerState.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.ServerState.html
index 5f41fe7..c8158b5 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.ServerState.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/assignment/RegionStates.ServerState.html
@@ -524,636 +524,639 @@
<span class="sourceLineNo">516</span> }<a name="line.516"></a>
<span class="sourceLineNo">517</span> }<a name="line.517"></a>
<span class="sourceLineNo">518</span><a name="line.518"></a>
-<span class="sourceLineNo">519</span> ArrayList<RegionStateNode> getTableRegionStateNodes(final TableName tableName) {<a name="line.519"></a>
-<span class="sourceLineNo">520</span> final ArrayList<RegionStateNode> regions = new ArrayList<RegionStateNode>();<a name="line.520"></a>
-<span class="sourceLineNo">521</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (!node.getTable().equals(tableName)) break;<a name="line.522"></a>
-<span class="sourceLineNo">523</span> regions.add(node);<a name="line.523"></a>
-<span class="sourceLineNo">524</span> }<a name="line.524"></a>
-<span class="sourceLineNo">525</span> return regions;<a name="line.525"></a>
-<span class="sourceLineNo">526</span> }<a name="line.526"></a>
-<span class="sourceLineNo">527</span><a name="line.527"></a>
-<span class="sourceLineNo">528</span> ArrayList<RegionState> getTableRegionStates(final TableName tableName) {<a name="line.528"></a>
-<span class="sourceLineNo">529</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>();<a name="line.529"></a>
-<span class="sourceLineNo">530</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> if (!node.getTable().equals(tableName)) break;<a name="line.531"></a>
-<span class="sourceLineNo">532</span> regions.add(node.toRegionState());<a name="line.532"></a>
-<span class="sourceLineNo">533</span> }<a name="line.533"></a>
-<span class="sourceLineNo">534</span> return regions;<a name="line.534"></a>
-<span class="sourceLineNo">535</span> }<a name="line.535"></a>
-<span class="sourceLineNo">536</span><a name="line.536"></a>
-<span class="sourceLineNo">537</span> ArrayList<RegionInfo> getTableRegionsInfo(final TableName tableName) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> final ArrayList<RegionInfo> regions = new ArrayList<RegionInfo>();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.539"></a>
-<span class="sourceLineNo">540</span> if (!node.getTable().equals(tableName)) break;<a name="line.540"></a>
-<span class="sourceLineNo">541</span> regions.add(node.getRegionInfo());<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> return regions;<a name="line.543"></a>
-<span class="sourceLineNo">544</span> }<a name="line.544"></a>
-<span class="sourceLineNo">545</span><a name="line.545"></a>
-<span class="sourceLineNo">546</span> Collection<RegionStateNode> getRegionStateNodes() {<a name="line.546"></a>
-<span class="sourceLineNo">547</span> return regionsMap.values();<a name="line.547"></a>
+<span class="sourceLineNo">519</span> public void deleteRegions(final List<RegionInfo> regionInfos) {<a name="line.519"></a>
+<span class="sourceLineNo">520</span> regionInfos.forEach(this::deleteRegion);<a name="line.520"></a>
+<span class="sourceLineNo">521</span> }<a name="line.521"></a>
+<span class="sourceLineNo">522</span><a name="line.522"></a>
+<span class="sourceLineNo">523</span> ArrayList<RegionStateNode> getTableRegionStateNodes(final TableName tableName) {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> final ArrayList<RegionStateNode> regions = new ArrayList<RegionStateNode>();<a name="line.524"></a>
+<span class="sourceLineNo">525</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.525"></a>
+<span class="sourceLineNo">526</span> if (!node.getTable().equals(tableName)) break;<a name="line.526"></a>
+<span class="sourceLineNo">527</span> regions.add(node);<a name="line.527"></a>
+<span class="sourceLineNo">528</span> }<a name="line.528"></a>
+<span class="sourceLineNo">529</span> return regions;<a name="line.529"></a>
+<span class="sourceLineNo">530</span> }<a name="line.530"></a>
+<span class="sourceLineNo">531</span><a name="line.531"></a>
+<span class="sourceLineNo">532</span> ArrayList<RegionState> getTableRegionStates(final TableName tableName) {<a name="line.532"></a>
+<span class="sourceLineNo">533</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>();<a name="line.533"></a>
+<span class="sourceLineNo">534</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.534"></a>
+<span class="sourceLineNo">535</span> if (!node.getTable().equals(tableName)) break;<a name="line.535"></a>
+<span class="sourceLineNo">536</span> regions.add(node.toRegionState());<a name="line.536"></a>
+<span class="sourceLineNo">537</span> }<a name="line.537"></a>
+<span class="sourceLineNo">538</span> return regions;<a name="line.538"></a>
+<span class="sourceLineNo">539</span> }<a name="line.539"></a>
+<span class="sourceLineNo">540</span><a name="line.540"></a>
+<span class="sourceLineNo">541</span> ArrayList<RegionInfo> getTableRegionsInfo(final TableName tableName) {<a name="line.541"></a>
+<span class="sourceLineNo">542</span> final ArrayList<RegionInfo> regions = new ArrayList<RegionInfo>();<a name="line.542"></a>
+<span class="sourceLineNo">543</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.543"></a>
+<span class="sourceLineNo">544</span> if (!node.getTable().equals(tableName)) break;<a name="line.544"></a>
+<span class="sourceLineNo">545</span> regions.add(node.getRegionInfo());<a name="line.545"></a>
+<span class="sourceLineNo">546</span> }<a name="line.546"></a>
+<span class="sourceLineNo">547</span> return regions;<a name="line.547"></a>
<span class="sourceLineNo">548</span> }<a name="line.548"></a>
<span class="sourceLineNo">549</span><a name="line.549"></a>
-<span class="sourceLineNo">550</span> public ArrayList<RegionState> getRegionStates() {<a name="line.550"></a>
-<span class="sourceLineNo">551</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>(regionsMap.size());<a name="line.551"></a>
-<span class="sourceLineNo">552</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.552"></a>
-<span class="sourceLineNo">553</span> regions.add(node.toRegionState());<a name="line.553"></a>
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-<span class="sourceLineNo">555</span> return regions;<a name="line.555"></a>
-<span class="sourceLineNo">556</span> }<a name="line.556"></a>
-<span class="sourceLineNo">557</span><a name="line.557"></a>
-<span class="sourceLineNo">558</span> // ==========================================================================<a name="line.558"></a>
-<span class="sourceLineNo">559</span> // RegionState helpers<a name="line.559"></a>
-<span class="sourceLineNo">560</span> // ==========================================================================<a name="line.560"></a>
-<span class="sourceLineNo">561</span> public RegionState getRegionState(final RegionInfo regionInfo) {<a name="line.561"></a>
-<span class="sourceLineNo">562</span> RegionStateNode regionStateNode = getRegionStateNode(regionInfo);<a name="line.562"></a>
-<span class="sourceLineNo">563</span> return regionStateNode == null ? null : regionStateNode.toRegionState();<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> public RegionState getRegionState(final String encodedRegionName) {<a name="line.566"></a>
-<span class="sourceLineNo">567</span> // TODO: Need a map <encodedName, ...> but it is just dispatch merge...<a name="line.567"></a>
-<span class="sourceLineNo">568</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.568"></a>
-<span class="sourceLineNo">569</span> if (node.getRegionInfo().getEncodedName().equals(encodedRegionName)) {<a name="line.569"></a>
-<span class="sourceLineNo">570</span> return node.toRegionState();<a name="line.570"></a>
-<span class="sourceLineNo">571</span> }<a name="line.571"></a>
-<span class="sourceLineNo">572</span> }<a name="line.572"></a>
-<span class="sourceLineNo">573</span> return null;<a name="line.573"></a>
-<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> // ============================================================================================<a name="line.576"></a>
-<span class="sourceLineNo">577</span> // TODO: helpers<a name="line.577"></a>
-<span class="sourceLineNo">578</span> // ============================================================================================<a name="line.578"></a>
-<span class="sourceLineNo">579</span> public boolean hasTableRegionStates(final TableName tableName) {<a name="line.579"></a>
-<span class="sourceLineNo">580</span> // TODO<a name="line.580"></a>
-<span class="sourceLineNo">581</span> return !getTableRegionStates(tableName).isEmpty();<a name="line.581"></a>
-<span class="sourceLineNo">582</span> }<a name="line.582"></a>
-<span class="sourceLineNo">583</span><a name="line.583"></a>
-<span class="sourceLineNo">584</span> /**<a name="line.584"></a>
-<span class="sourceLineNo">585</span> * @return Return online regions of table; does not include OFFLINE or SPLITTING regions.<a name="line.585"></a>
-<span class="sourceLineNo">586</span> */<a name="line.586"></a>
-<span class="sourceLineNo">587</span> public List<RegionInfo> getRegionsOfTable(final TableName table) {<a name="line.587"></a>
-<span class="sourceLineNo">588</span> return getRegionsOfTable(table, false);<a name="line.588"></a>
-<span class="sourceLineNo">589</span> }<a name="line.589"></a>
-<span class="sourceLineNo">590</span><a name="line.590"></a>
-<span class="sourceLineNo">591</span> private HRegionLocation createRegionForReopen(RegionStateNode node) {<a name="line.591"></a>
-<span class="sourceLineNo">592</span> synchronized (node) {<a name="line.592"></a>
-<span class="sourceLineNo">593</span> if (!include(node, false)) {<a name="line.593"></a>
-<span class="sourceLineNo">594</span> return null;<a name="line.594"></a>
-<span class="sourceLineNo">595</span> }<a name="line.595"></a>
-<span class="sourceLineNo">596</span> if (node.isInState(State.OPEN)) {<a name="line.596"></a>
-<span class="sourceLineNo">597</span> return new HRegionLocation(node.getRegionInfo(), node.getRegionLocation(),<a name="line.597"></a>
-<span class="sourceLineNo">598</span> node.getOpenSeqNum());<a name="line.598"></a>
-<span class="sourceLineNo">599</span> } else if (node.isInState(State.OPENING)) {<a name="line.599"></a>
-<span class="sourceLineNo">600</span> return new HRegionLocation(node.getRegionInfo(), node.getRegionLocation(), -1);<a name="line.600"></a>
-<span class="sourceLineNo">601</span> } else {<a name="line.601"></a>
-<span class="sourceLineNo">602</span> return null;<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><a name="line.606"></a>
-<span class="sourceLineNo">607</span> /**<a name="line.607"></a>
-<span class="sourceLineNo">608</span> * Get the regions to be reopened when modifying a table.<a name="line.608"></a>
-<span class="sourceLineNo">609</span> * <p/><a name="line.609"></a>
-<span class="sourceLineNo">610</span> * Notice that the {@code openSeqNum} in the returned HRegionLocation is also used to indicate the<a name="line.610"></a>
-<span class="sourceLineNo">611</span> * state of this region, positive means the region is in {@link State#OPEN}, -1 means<a name="line.611"></a>
-<span class="sourceLineNo">612</span> * {@link State#OPENING}. And for regions in other states we do not need reopen them.<a name="line.612"></a>
-<span class="sourceLineNo">613</span> */<a name="line.613"></a>
-<span class="sourceLineNo">614</span> public List<HRegionLocation> getRegionsOfTableForReopen(TableName tableName) {<a name="line.614"></a>
-<span class="sourceLineNo">615</span> return getTableRegionStateNodes(tableName).stream().map(this::createRegionForReopen)<a name="line.615"></a>
-<span class="sourceLineNo">616</span> .filter(r -> r != null).collect(Collectors.toList());<a name="line.616"></a>
-<span class="sourceLineNo">617</span> }<a name="line.617"></a>
-<span class="sourceLineNo">618</span><a name="line.618"></a>
-<span class="sourceLineNo">619</span> /**<a name="line.619"></a>
-<span class="sourceLineNo">620</span> * Check whether the region has been reopened. The meaning of the {@link HRegionLocation} is the<a name="line.620"></a>
-<span class="sourceLineNo">621</span> * same with {@link #getRegionsOfTableForReopen(TableName)}.<a name="line.621"></a>
-<span class="sourceLineNo">622</span> * <p/><a name="line.622"></a>
-<span class="sourceLineNo">623</span> * For a region which is in {@link State#OPEN} before, if the region state is changed or the open<a name="line.623"></a>
-<span class="sourceLineNo">624</span> * seq num is changed, we can confirm that it has been reopened.<a name="line.624"></a>
-<span class="sourceLineNo">625</span> * <p/><a name="line.625"></a>
-<span class="sourceLineNo">626</span> * For a region which is in {@link State#OPENING} before, usually it will be in {@link State#OPEN}<a name="line.626"></a>
-<span class="sourceLineNo">627</span> * now and we will schedule a MRP to reopen it. But there are several exceptions:<a name="line.627"></a>
-<span class="sourceLineNo">628</span> * <ul><a name="line.628"></a>
-<span class="sourceLineNo">629</span> * <li>The region is in state other than {@link State#OPEN} or {@link State#OPENING}.</li><a name="line.629"></a>
-<span class="sourceLineNo">630</span> * <li>The location of the region has been changed</li><a name="line.630"></a>
-<span class="sourceLineNo">631</span> * </ul><a name="line.631"></a>
-<span class="sourceLineNo">632</span> * Of course the region could still be in {@link State#OPENING} state and still on the same<a name="line.632"></a>
-<span class="sourceLineNo">633</span> * server, then here we will still return a {@link HRegionLocation} for it, just like<a name="line.633"></a>
-<span class="sourceLineNo">634</span> * {@link #getRegionsOfTableForReopen(TableName)}.<a name="line.634"></a>
-<span class="sourceLineNo">635</span> * @param oldLoc the previous state/location of this region<a name="line.635"></a>
-<span class="sourceLineNo">636</span> * @return null if the region has been reopened, otherwise a new {@link HRegionLocation} which<a name="line.636"></a>
-<span class="sourceLineNo">637</span> * means we still need to reopen the region.<a name="line.637"></a>
-<span class="sourceLineNo">638</span> * @see #getRegionsOfTableForReopen(TableName)<a name="line.638"></a>
-<span class="sourceLineNo">639</span> */<a name="line.639"></a>
-<span class="sourceLineNo">640</span> public HRegionLocation checkReopened(HRegionLocation oldLoc) {<a name="line.640"></a>
-<span class="sourceLineNo">641</span> RegionStateNode node = getRegionStateNode(oldLoc.getRegion());<a name="line.641"></a>
-<span class="sourceLineNo">642</span> synchronized (node) {<a name="line.642"></a>
-<span class="sourceLineNo">643</span> if (oldLoc.getSeqNum() >= 0) {<a name="line.643"></a>
-<span class="sourceLineNo">644</span> // in OPEN state before<a name="line.644"></a>
-<span class="sourceLineNo">645</span> if (node.isInState(State.OPEN)) {<a name="line.645"></a>
-<span class="sourceLineNo">646</span> if (node.getOpenSeqNum() > oldLoc.getSeqNum()) {<a name="line.646"></a>
-<span class="sourceLineNo">647</span> // normal case, the region has been reopened<a name="line.647"></a>
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-<span class="sourceLineNo">649</span> } else {<a name="line.649"></a>
-<span class="sourceLineNo">650</span> // the open seq num does not change, need to reopen again<a name="line.650"></a>
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-<span class="sourceLineNo">652</span> node.getOpenSeqNum());<a name="line.652"></a>
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-<span class="sourceLineNo">656</span> // finished maybe, but not a problem).<a name="line.656"></a>
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-<span class="sourceLineNo">662</span> // not in OPEN or OPENING state, then we can make sure that the region has been<a name="line.662"></a>
-<span class="sourceLineNo">663</span> // reopened(not finished maybe, but not a problem)<a name="line.663"></a>
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-<span class="sourceLineNo">698</span> * weed out split and offline regions.<a name="line.698"></a>
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-<span class="sourceLineNo">704</span> LOG.trace("WORKING ON " + node + " " + node.getRegionInfo());<a name="line.704"></a>
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-<span class="sourceLineNo">712</span><a name="line.712"></a>
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-<span class="sourceLineNo">730</span> // the ServerStateNode by calling removeServer.<a name="line.730"></a>
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+<span class="sourceLineNo">563</span> // RegionState helpers<a name="line.563"></a>
+<span class="sourceLineNo">564</span> // ==========================================================================<a name="line.564"></a>
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+<span class="sourceLineNo">581</span> // TODO: helpers<a name="line.581"></a>
+<span class="sourceLineNo">582</span> // ============================================================================================<a name="line.582"></a>
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+<span class="sourceLineNo">588</span> /**<a name="line.588"></a>
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+<span class="sourceLineNo">590</span> */<a name="line.590"></a>
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+<span class="sourceLineNo">593</span> }<a name="line.593"></a>
+<span class="sourceLineNo">594</span><a name="line.594"></a>
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+<span class="sourceLineNo">607</span> }<a name="line.607"></a>
+<span class="sourceLineNo">608</span> }<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>
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+<span class="sourceLineNo">613</span> * <p/><a name="line.613"></a>
+<span class="sourceLineNo">614</span> * Notice that the {@code openSeqNum} in the returned HRegionLocation is also used to indicate the<a name="line.614"></a>
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+<span class="sourceLineNo">617</span> */<a name="line.617"></a>
+<span class="sourceLineNo">618</span> public List<HRegionLocation> getRegionsOfTableForReopen(TableName tableName) {<a name="line.618"></a>
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+<span class="sourceLineNo">620</span> .filter(r -> r != null).collect(Collectors.toList());<a name="line.620"></a>
+<span class="sourceLineNo">621</span> }<a name="line.621"></a>
+<span class="sourceLineNo">622</span><a name="line.622"></a>
+<span class="sourceLineNo">623</span> /**<a name="line.623"></a>
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+<span class="sourceLineNo">626</span> * <p/><a name="line.626"></a>
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+<span class="sourceLineNo">628</span> * seq num is changed, we can confirm that it has been reopened.<a name="line.628"></a>
+<span class="sourceLineNo">629</span> * <p/><a name="line.629"></a>
+<span class="sourceLineNo">630</span> * For a region which is in {@link State#OPENING} before, usually it will be in {@link State#OPEN}<a name="line.630"></a>
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+<span class="sourceLineNo">635</span> * </ul><a name="line.635"></a>
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+<span class="sourceLineNo">643</span> */<a name="line.643"></a>
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+<span class="sourceLineNo">648</span> // in OPEN state before<a name="line.648"></a>
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+<span class="sourceLineNo">654</span> // the open seq num does not change, need to reopen again<a name="line.654"></a>
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+<span class="sourceLineNo">656</span> node.getOpenSeqNum());<a name="line.656"></a>
+<span class="sourceLineNo">657</span> }<a name="line.657"></a>
+<span class="sourceLineNo">658</span> } else {<a name="line.658"></a>
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+<span class="sourceLineNo">660</span> // finished maybe, but not a problem).<a name="line.660"></a>
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+<span class="sourceLineNo">662</span> }<a name="line.662"></a>
+<span class="sourceLineNo">663</span> } else {<a name="line.663"></a>
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+<span class="sourceLineNo">667</span> // reopened(not finished maybe, but not a problem)<a name="line.667"></a>
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+<span class="sourceLineNo">671</span> // the region has been moved, so we can make sure that the region has been reopened.<a name="line.671"></a>
+<span class="sourceLineNo">672</span> return null;<a name="line.672"></a>
+<span class="sourceLineNo">673</span> }<a name="line.673"></a>
+<span class="sourceLineNo">674</span> // normal case, we are still in OPENING state, or the reopen has been opened and the state<a name="line.674"></a>
+<span class="sourceLineNo">675</span> // is changed to OPEN.<a name="line.675"></a>
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+<span class="sourceLineNo">677</span> return new HRegionLocation(node.getRegionInfo(), node.getRegionLocation(), openSeqNum);<a name="line.677"></a>
+<span class="sourceLineNo">678</span> }<a name="line.678"></a>
+<span class="sourceLineNo">679</span> }<a name="line.679"></a>
+<span class="sourceLineNo">680</span> }<a name="line.680"></a>
+<span class="sourceLineNo">681</span> }<a name="line.681"></a>
+<span class="sourceLineNo">682</span><a name="line.682"></a>
+<span class="sourceLineNo">683</span> /**<a name="line.683"></a>
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+<span class="sourceLineNo">685</span> */<a name="line.685"></a>
+<span class="sourceLineNo">686</span> public List<RegionInfo> getRegionsOfTable(TableName table, boolean offline) {<a name="line.686"></a>
+<span class="sourceLineNo">687</span> return getRegionsOfTable(table, state -> include(state, offline));<a name="line.687"></a>
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+<span class="sourceLineNo">689</span><a name="line.689"></a>
+<span class="sourceLineNo">690</span> /**<a name="line.690"></a>
+<span class="sourceLineNo">691</span> * @return Return the regions of the table; does not include OFFLINE unless you set<a name="line.691"></a>
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+<span class="sourceLineNo">693</span> * {@link State#SPLIT} state.<a name="line.693"></a>
+<span class="sourceLineNo">694</span> */<a name="line.694"></a>
+<span class="sourceLineNo">695</span> private List<RegionInfo> getRegionsOfTable(TableName table, Predicate<RegionStateNode> filter) {<a name="line.695"></a>
+<span class="sourceLineNo">696</span> return getTableRegionStateNodes(table).stream().filter(filter).map(n -> n.getRegionInfo())<a name="line.696"></a>
+<span class="sourceLineNo">697</span> .collect(Collectors.toList());<a name="line.697"></a>
+<span class="sourceLineNo">698</span> }<a name="line.698"></a>
+<span class="sourceLineNo">699</span><a name="line.699"></a>
+<span class="sourceLineNo">700</span> /**<a name="line.700"></a>
+<span class="sourceLineNo">701</span> * Utility. Whether to include region in list of regions. Default is to<a name="line.701"></a>
+<span class="sourceLineNo">702</span> * weed out split and offline regions.<a name="line.702"></a>
+<span class="sourceLineNo">703</span> * @return True if we should include the <code>node</code> (do not include<a name="line.703"></a>
+<span class="sourceLineNo">704</span> * if split or offline unless <code>offline</code> is set to true.<a name="line.704"></a>
+<span class="sourceLineNo">705</span> */<a name="line.705"></a>
+<span class="sourceLineNo">706</span> boolean include(final RegionStateNode node, final boolean offline) {<a name="line.706"></a>
+<span class="sourceLineNo">707</span> if (LOG.isTraceEnabled()) {<a name="line.707"></a>
+<span class="sourceLineNo">708</span> LOG.trace("WORKING ON " + node + " " + node.getRegionInfo());<a name="line.708"></a>
+<span class="sourceLineNo">709</span> }<a name="line.709"></a>
+<span class="sourceLineNo">710</span> if (node.isInState(State.SPLIT)) return false;<a name="line.710"></a>
+<span class="sourceLineNo">711</span> if (node.isInState(State.OFFLINE) && !offline) return false;<a name="line.711"></a>
+<span class="sourceLineNo">712</span> final RegionInfo hri = node.getRegionInfo();<a name="line.712"></a>
+<span class="sourceLineNo">713</span> return (!hri.isOffline() && !hri.isSplit()) ||<a name="line.713"></a>
+<span class="sourceLineNo">714</span> ((hri.isOffline() || hri.isSplit()) && offline);<a name="line.714"></a>
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+<span class="sourceLineNo">716</span><a name="line.716"></a>
+<span class="sourceLineNo">717</span> /**<a name="line.717"></a>
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+<span class="sourceLineNo">719</span> * @param serverName the server we are interested in<a name="line.719"></a>
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+<span class="sourceLineNo">721</span> */<a name="line.721"></a>
+<span class="sourceLineNo">722</span> public List<RegionInfo> getServerRegionInfoSet(final ServerName serverName) {<a name="line.722"></a>
+<span class="sourceLineNo">723</span> final ServerStateNode serverInfo = getServerNode(serverName);<a name="line.723"></a>
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+<span class="sourceLineNo">725</span><a name="line.725"></a>
+<span class="sourceLineNo">726</span> synchronized (serverInfo) {<a name="line.726"></a>
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+<span class="sourceLineNo">729</span> }<a name="line.729"></a>
+<span class="sourceLineNo">730</span><a name="line.730"></a>
<span class="sourceLineNo">731</span> // ============================================================================================<a name="line.731"></a>
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+<span class="sourceLineNo">744</span> /**<a name="line.744"></a>
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+<span class="sourceLineNo">752</span> /**<a name="line.752"></a>
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+<span class="sourceLineNo">759</span><a name="line.759"></a>
+<span class="sourceLineNo">760</span> /**<a name="line.760"></a>
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+<span class="sourceLineNo">768</span> /**<a name="line.768"></a>
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+<span class="sourceLineNo">775</span><a name="line.775"></a>
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+<span class="sourceLineNo">782</span><a name="line.782"></a>
+<span class="sourceLineNo">783</span> // ============================================================================================<a name="line.783"></a>
+<span class="sourceLineNo">784</span> // TODO:<a name="line.784"></a>
+<span class="sourceLineNo">785</span> // ============================================================================================<a name="line.785"></a>
+<span class="sourceLineNo">786</span> public List<RegionInfo> getAssignedRegions() {<a name="line.786"></a>
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+<span class="sourceLineNo">788</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.788"></a>
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+<span class="sourceLineNo">790</span> result.add(node.getRegionInfo());<a name="line.790"></a>
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+<span class="sourceLineNo">792</span> }<a name="line.792"></a>
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+<span class="sourceLineNo">795</span><a name="line.795"></a>
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+<span class="sourceLineNo">804</span> }<a name="line.804"></a>
+<span class="sourceLineNo">805</span><a name="line.805"></a>
+<span class="sourceLineNo">806</span> public boolean isRegionOnline(final RegionInfo regionInfo) {<a name="line.806"></a>
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+<span class="sourceLineNo">809</span><a name="line.809"></a>
+<span class="sourceLineNo">810</span> /**<a name="line.810"></a>
+<span class="sourceLineNo">811</span> * @return True if region is offline (In OFFLINE or CLOSED state).<a name="line.811"></a>
+<span class="sourceLineNo">812</span> */<a name="line.812"></a>
+<span class="sourceLineNo">813</span> public boolean isRegionOffline(final RegionInfo regionInfo) {<a name="line.813"></a>
+<span class="sourceLineNo">814</span> return isRegionInState(regionInfo, State.OFFLINE, State.CLOSED);<a name="line.814"></a>
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+<span class="sourceLineNo">816</span><a name="line.816"></a>
+<span class="sourceLineNo">817</span> public Map<ServerName, List<RegionInfo>> getSnapShotOfAssignment(<a name="line.817"></a>
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+<span class="sourceLineNo">820</span> for (RegionInfo hri: regions) {<a name="line.820"></a>
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+<span class="sourceLineNo">823</span><a name="line.823"></a>
+<span class="sourceLineNo">824</span> // TODO: State.OPEN<a name="line.824"></a>
+<span class="sourceLineNo">825</span> final ServerName serverName = node.getRegionLocation();<a name="line.825"></a>
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+<span class="sourceLineNo">827</span><a name="line.827"></a>
+<span class="sourceLineNo">828</span> List<RegionInfo> serverRegions = result.get(serverName);<a name="line.828"></a>
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+<span class="sourceLineNo">831</span> result.put(serverName, serverRegions);<a name="line.831"></a>
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+<span class="sourceLineNo">833</span><a name="line.833"></a>
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+<span class="sourceLineNo">838</span><a name="line.838"></a>
+<span class="sourceLineNo">839</span> public Map<RegionInfo, ServerName> getRegionAssignments() {<a name="line.839"></a>
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+<span class="sourceLineNo">845</span> }<a name="line.845"></a>
+<span class="sourceLineNo">846</span><a name="line.846"></a>
+<span class="sourceLineNo">847</span> public Map<RegionState.State, List<RegionInfo>> getRegionByStateOfTable(TableName tableName) {<a name="line.847"></a>
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+<span class="sourceLineNo">850</span> new HashMap<State, List<RegionInfo>>(states.length);<a name="line.850"></a>
+<span class="sourceLineNo">851</span> for (int i = 0; i < states.length; ++i) {<a name="line.851"></a>
+<span class="sourceLineNo">852</span> tableRegions.put(states[i], new ArrayList<RegionInfo>());<a name="line.852"></a>
+<span class="sourceLineNo">853</span> }<a name="line.853"></a>
+<span class="sourceLineNo">854</span><a name="line.854"></a>
+<span class="sourceLineNo">855</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.855"></a>
+<span class="sourceLineNo">856</span> if (node.getTable().equals(tableName)) {<a name="line.856"></a>
+<span class="sourceLineNo">857</span> tableRegions.get(node.getState()).add(node.getRegionInfo());<a name="line.857"></a>
+<span class="sourceLineNo">858</span> }<a name="line.858"></a>
+<span class="sourceLineNo">859</span> }<a name="line.859"></a>
+<span class="sourceLineNo">860</span> return tableRegions;<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> public ServerName getRegionServerOfRegion(final RegionInfo regionInfo) {<a name="line.863"></a>
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+<span class="sourceLineNo">867</span> ServerName server = region.getRegionLocation();<a name="line.867"></a>
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+<span class="sourceLineNo">870</span> }<a name="line.870"></a>
+<span class="sourceLineNo">871</span> return null;<a name="line.871"></a>
+<span class="sourceLineNo">872</span> }<a name="line.872"></a>
+<span class="sourceLineNo">873</span><a name="line.873"></a>
+<span class="sourceLineNo">874</span> /**<a name="line.874"></a>
+<span class="sourceLineNo">875</span> * This is an EXPENSIVE clone. Cloning though is the safest thing to do.<a name="line.875"></a>
+<span class="sourceLineNo">876</span> * Can't let out original since it can change and at least the load balancer<a name="line.876"></a>
+<span class="sourceLineNo">877</span> * wants to iterate this exported list. We need to synchronize on regions<a name="line.877"></a>
+<span class="sourceLineNo">878</span> * since all access to this.servers is under a lock on this.regions.<a name="line.878"></a>
+<span class="sourceLineNo">879</span> * @param forceByCluster a flag to force to aggregate the server-load to the cluster level<a name="line.879"></a>
+<span class="sourceLineNo">880</span> * @return A clone of current assignments by table.<a name="line.880"></a>
+<span class="sourceLineNo">881</span> */<a name="line.881"></a>
+<span class="sourceLineNo">882</span> public Map<TableName, Map<ServerName, List<RegionInfo>>> getAssignmentsByTable(<a name="line.882"></a>
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+<span class="sourceLineNo">884</span> if (!forceByCluster) return getAssignmentsByTable();<a name="line.884"></a>
+<span class="sourceLineNo">885</span><a name="line.885"></a>
+<span class="sourceLineNo">886</span> final HashMap<ServerName, List<RegionInfo>> ensemble =<a name="line.886"></a>
+<span class="sourceLineNo">887</span> new HashMap<ServerName, List<RegionInfo>>(serverMap.size());<a name="line.887"></a>
+<span class="sourceLineNo">888</span> for (ServerStateNode serverNode: serverMap.values()) {<a name="line.888"></a>
+<span class="sourceLineNo">889</span> ensemble.put(serverNode.getServerName(), serverNode.getRegionInfoList());<a name="line.889"></a>
+<span class="sourceLineNo">890</span> }<a name="line.890"></a>
+<span class="sourceLineNo">891</span><a name="line.891"></a>
+<span class="sourceLineNo">892</span> // TODO: can we use Collections.singletonMap(HConstants.ENSEMBLE_TABLE_NAME, ensemble)?<a name="line.892"></a>
+<span class="sourceLineNo">893</span> final Map<TableName, Map<ServerName, List<RegionInf
<TRUNCATED>