http://git-wip-us.apache.org/repos/asf/hbase-site/blob/621486f3/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 ca55dfd..541beed 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 @@ -326,709 +326,731 @@ <span class="sourceLineNo">318</span> ONLINE,<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> * Server expired/crashed. Currently undergoing WAL splitting.<a name="line.321"></a> -<span class="sourceLineNo">322</span> */<a name="line.322"></a> -<span class="sourceLineNo">323</span> SPLITTING,<a name="line.323"></a> -<span class="sourceLineNo">324</span><a name="line.324"></a> -<span class="sourceLineNo">325</span> /**<a name="line.325"></a> -<span class="sourceLineNo">326</span> * WAL splitting done.<a name="line.326"></a> -<span class="sourceLineNo">327</span> */<a name="line.327"></a> -<span class="sourceLineNo">328</span> OFFLINE<a name="line.328"></a> -<span class="sourceLineNo">329</span> }<a name="line.329"></a> -<span class="sourceLineNo">330</span><a name="line.330"></a> -<span class="sourceLineNo">331</span> /**<a name="line.331"></a> -<span class="sourceLineNo">332</span> * State of Server; list of hosted regions, etc.<a name="line.332"></a> -<span class="sourceLineNo">333</span> */<a name="line.333"></a> -<span class="sourceLineNo">334</span> public static class ServerStateNode implements Comparable<ServerStateNode> {<a name="line.334"></a> -<span class="sourceLineNo">335</span> private final ServerReportEvent reportEvent;<a name="line.335"></a> -<span class="sourceLineNo">336</span><a name="line.336"></a> -<span class="sourceLineNo">337</span> private final Set<RegionStateNode> regions;<a name="line.337"></a> -<span class="sourceLineNo">338</span> private final ServerName serverName;<a name="line.338"></a> -<span class="sourceLineNo">339</span><a name="line.339"></a> -<span class="sourceLineNo">340</span> private volatile ServerState state = ServerState.ONLINE;<a name="line.340"></a> -<span class="sourceLineNo">341</span><a name="line.341"></a> -<span class="sourceLineNo">342</span> public ServerStateNode(final ServerName serverName) {<a name="line.342"></a> -<span class="sourceLineNo">343</span> this.serverName = serverName;<a name="line.343"></a> -<span class="sourceLineNo">344</span> this.regions = ConcurrentHashMap.newKeySet();<a name="line.344"></a> -<span class="sourceLineNo">345</span> this.reportEvent = new ServerReportEvent(serverName);<a name="line.345"></a> -<span class="sourceLineNo">346</span> }<a name="line.346"></a> -<span class="sourceLineNo">347</span><a name="line.347"></a> -<span class="sourceLineNo">348</span> public ServerName getServerName() {<a name="line.348"></a> -<span class="sourceLineNo">349</span> return serverName;<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> public ServerState getState() {<a name="line.352"></a> -<span class="sourceLineNo">353</span> return state;<a name="line.353"></a> -<span class="sourceLineNo">354</span> }<a name="line.354"></a> +<span class="sourceLineNo">321</span> * Only server which carries meta can have this state. We will split wal for meta and then<a name="line.321"></a> +<span class="sourceLineNo">322</span> * assign meta first before splitting other wals.<a name="line.322"></a> +<span class="sourceLineNo">323</span> */<a name="line.323"></a> +<span class="sourceLineNo">324</span> SPLITTING_META,<a name="line.324"></a> +<span class="sourceLineNo">325</span><a name="line.325"></a> +<span class="sourceLineNo">326</span> /**<a name="line.326"></a> +<span class="sourceLineNo">327</span> * Indicate that the meta splitting is done. We need this state so that the UnassignProcedure<a name="line.327"></a> +<span class="sourceLineNo">328</span> * for meta can safely quit. See the comments in UnassignProcedure.remoteCallFailed for more<a name="line.328"></a> +<span class="sourceLineNo">329</span> * details.<a name="line.329"></a> +<span class="sourceLineNo">330</span> */<a name="line.330"></a> +<span class="sourceLineNo">331</span> SPLITTING_META_DONE,<a name="line.331"></a> +<span class="sourceLineNo">332</span><a name="line.332"></a> +<span class="sourceLineNo">333</span> /**<a name="line.333"></a> +<span class="sourceLineNo">334</span> * Server expired/crashed. Currently undergoing WAL splitting.<a name="line.334"></a> +<span class="sourceLineNo">335</span> */<a name="line.335"></a> +<span class="sourceLineNo">336</span> SPLITTING,<a name="line.336"></a> +<span class="sourceLineNo">337</span><a name="line.337"></a> +<span class="sourceLineNo">338</span> /**<a name="line.338"></a> +<span class="sourceLineNo">339</span> * WAL splitting done. This state will be used to tell the UnassignProcedure that it can safely<a name="line.339"></a> +<span class="sourceLineNo">340</span> * quit. See the comments in UnassignProcedure.remoteCallFailed for more details.<a name="line.340"></a> +<span class="sourceLineNo">341</span> */<a name="line.341"></a> +<span class="sourceLineNo">342</span> OFFLINE<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> /**<a name="line.345"></a> +<span class="sourceLineNo">346</span> * State of Server; list of hosted regions, etc.<a name="line.346"></a> +<span class="sourceLineNo">347</span> */<a name="line.347"></a> +<span class="sourceLineNo">348</span> public static class ServerStateNode implements Comparable<ServerStateNode> {<a name="line.348"></a> +<span class="sourceLineNo">349</span> private final ServerReportEvent reportEvent;<a name="line.349"></a> +<span class="sourceLineNo">350</span><a name="line.350"></a> +<span class="sourceLineNo">351</span> private final Set<RegionStateNode> regions;<a name="line.351"></a> +<span class="sourceLineNo">352</span> private final ServerName serverName;<a name="line.352"></a> +<span class="sourceLineNo">353</span><a name="line.353"></a> +<span class="sourceLineNo">354</span> private volatile ServerState state = ServerState.ONLINE;<a name="line.354"></a> <span class="sourceLineNo">355</span><a name="line.355"></a> -<span class="sourceLineNo">356</span> public ProcedureEvent<?> getReportEvent() {<a name="line.356"></a> -<span class="sourceLineNo">357</span> return reportEvent;<a name="line.357"></a> -<span class="sourceLineNo">358</span> }<a name="line.358"></a> -<span class="sourceLineNo">359</span><a name="line.359"></a> -<span class="sourceLineNo">360</span> public boolean isOffline() {<a name="line.360"></a> -<span class="sourceLineNo">361</span> return this.state.equals(ServerState.OFFLINE);<a name="line.361"></a> -<span class="sourceLineNo">362</span> }<a name="line.362"></a> -<span class="sourceLineNo">363</span><a name="line.363"></a> -<span class="sourceLineNo">364</span> public boolean isInState(final ServerState... expected) {<a name="line.364"></a> -<span class="sourceLineNo">365</span> boolean expectedState = false;<a name="line.365"></a> -<span class="sourceLineNo">366</span> if (expected != null) {<a name="line.366"></a> -<span class="sourceLineNo">367</span> for (int i = 0; i < expected.length; ++i) {<a name="line.367"></a> -<span class="sourceLineNo">368</span> expectedState |= (state == expected[i]);<a name="line.368"></a> -<span class="sourceLineNo">369</span> }<a name="line.369"></a> -<span class="sourceLineNo">370</span> }<a name="line.370"></a> -<span class="sourceLineNo">371</span> return expectedState;<a name="line.371"></a> +<span class="sourceLineNo">356</span> public ServerStateNode(final ServerName serverName) {<a name="line.356"></a> +<span class="sourceLineNo">357</span> this.serverName = serverName;<a name="line.357"></a> +<span class="sourceLineNo">358</span> this.regions = ConcurrentHashMap.newKeySet();<a name="line.358"></a> +<span class="sourceLineNo">359</span> this.reportEvent = new ServerReportEvent(serverName);<a name="line.359"></a> +<span class="sourceLineNo">360</span> }<a name="line.360"></a> +<span class="sourceLineNo">361</span><a name="line.361"></a> +<span class="sourceLineNo">362</span> public ServerName getServerName() {<a name="line.362"></a> +<span class="sourceLineNo">363</span> return serverName;<a name="line.363"></a> +<span class="sourceLineNo">364</span> }<a name="line.364"></a> +<span class="sourceLineNo">365</span><a name="line.365"></a> +<span class="sourceLineNo">366</span> public ServerState getState() {<a name="line.366"></a> +<span class="sourceLineNo">367</span> return state;<a name="line.367"></a> +<span class="sourceLineNo">368</span> }<a name="line.368"></a> +<span class="sourceLineNo">369</span><a name="line.369"></a> +<span class="sourceLineNo">370</span> public ProcedureEvent<?> getReportEvent() {<a 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regions.size();<a name="line.383"></a> -<span class="sourceLineNo">384</span> }<a name="line.384"></a> -<span class="sourceLineNo">385</span><a name="line.385"></a> -<span class="sourceLineNo">386</span> public ArrayList<RegionInfo> getRegionInfoList() {<a name="line.386"></a> -<span class="sourceLineNo">387</span> ArrayList<RegionInfo> hris = new ArrayList<RegionInfo>(regions.size());<a name="line.387"></a> -<span class="sourceLineNo">388</span> for (RegionStateNode region: regions) {<a name="line.388"></a> -<span class="sourceLineNo">389</span> hris.add(region.getRegionInfo());<a name="line.389"></a> -<span class="sourceLineNo">390</span> }<a name="line.390"></a> -<span class="sourceLineNo">391</span> return hris;<a name="line.391"></a> -<span class="sourceLineNo">392</span> }<a name="line.392"></a> -<span class="sourceLineNo">393</span><a name="line.393"></a> -<span class="sourceLineNo">394</span> public void addRegion(final RegionStateNode regionNode) {<a name="line.394"></a> 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class="sourceLineNo">407</span> @Override<a name="line.407"></a> -<span class="sourceLineNo">408</span> public int hashCode() {<a name="line.408"></a> -<span class="sourceLineNo">409</span> return getServerName().hashCode();<a name="line.409"></a> +<span class="sourceLineNo">374</span> public boolean isInState(final ServerState... expected) {<a name="line.374"></a> +<span class="sourceLineNo">375</span> boolean expectedState = false;<a name="line.375"></a> +<span class="sourceLineNo">376</span> if (expected != null) {<a name="line.376"></a> +<span class="sourceLineNo">377</span> for (int i = 0; i < expected.length; ++i) {<a name="line.377"></a> +<span class="sourceLineNo">378</span> expectedState |= (state == expected[i]);<a name="line.378"></a> +<span class="sourceLineNo">379</span> }<a name="line.379"></a> +<span class="sourceLineNo">380</span> }<a name="line.380"></a> +<span class="sourceLineNo">381</span> return expectedState;<a name="line.381"></a> +<span 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class="sourceLineNo">395</span><a name="line.395"></a> +<span class="sourceLineNo">396</span> public ArrayList<RegionInfo> getRegionInfoList() {<a name="line.396"></a> +<span class="sourceLineNo">397</span> ArrayList<RegionInfo> hris = new ArrayList<RegionInfo>(regions.size());<a name="line.397"></a> +<span class="sourceLineNo">398</span> for (RegionStateNode region: regions) {<a name="line.398"></a> +<span class="sourceLineNo">399</span> hris.add(region.getRegionInfo());<a name="line.399"></a> +<span class="sourceLineNo">400</span> }<a name="line.400"></a> +<span class="sourceLineNo">401</span> return hris;<a name="line.401"></a> +<span class="sourceLineNo">402</span> }<a name="line.402"></a> +<span class="sourceLineNo">403</span><a name="line.403"></a> +<span class="sourceLineNo">404</span> public void addRegion(final RegionStateNode regionNode) {<a name="line.404"></a> +<span class="sourceLineNo">405</span> this.regions.add(regionNode);<a name="line.405"></a> +<span class="sourceLineNo">406</span> }<a name="line.406"></a> +<span class="sourceLineNo">407</span><a name="line.407"></a> +<span class="sourceLineNo">408</span> public void removeRegion(final RegionStateNode regionNode) {<a name="line.408"></a> +<span class="sourceLineNo">409</span> this.regions.remove(regionNode);<a name="line.409"></a> <span class="sourceLineNo">410</span> }<a name="line.410"></a> <span class="sourceLineNo">411</span><a name="line.411"></a> <span class="sourceLineNo">412</span> @Override<a name="line.412"></a> -<span class="sourceLineNo">413</span> public boolean equals(final Object other) {<a name="line.413"></a> -<span class="sourceLineNo">414</span> if (this == other) return true;<a name="line.414"></a> -<span class="sourceLineNo">415</span> if (!(other instanceof ServerStateNode)) return false;<a name="line.415"></a> -<span class="sourceLineNo">416</span> return compareTo((ServerStateNode)other) == 0;<a name="line.416"></a> -<span class="sourceLineNo">417</span> }<a name="line.417"></a> -<span class="sourceLineNo">418</span><a name="line.418"></a> -<span class="sourceLineNo">419</span> @Override<a name="line.419"></a> -<span class="sourceLineNo">420</span> public String toString() {<a name="line.420"></a> -<span class="sourceLineNo">421</span> return String.format("ServerStateNode(%s)", getServerName());<a name="line.421"></a> -<span class="sourceLineNo">422</span> }<a name="line.422"></a> -<span class="sourceLineNo">423</span> }<a name="line.423"></a> -<span class="sourceLineNo">424</span><a name="line.424"></a> -<span class="sourceLineNo">425</span> public final static RegionStateStampComparator REGION_STATE_STAMP_COMPARATOR =<a name="line.425"></a> -<span class="sourceLineNo">426</span> new RegionStateStampComparator();<a name="line.426"></a> -<span class="sourceLineNo">427</span><a name="line.427"></a> -<span class="sourceLineNo">428</span> // TODO: Replace the ConcurrentSkipListMaps<a name="line.428"></a> -<span class="sourceLineNo">429</span> /**<a name="line.429"></a> -<span class="sourceLineNo">430</span> * RegionName -- i.e. RegionInfo.getRegionName() -- as bytes to {@link RegionStateNode}<a name="line.430"></a> -<span class="sourceLineNo">431</span> */<a name="line.431"></a> -<span class="sourceLineNo">432</span> private final ConcurrentSkipListMap<byte[], RegionStateNode> regionsMap =<a name="line.432"></a> -<span class="sourceLineNo">433</span> new ConcurrentSkipListMap<byte[], RegionStateNode>(Bytes.BYTES_COMPARATOR);<a name="line.433"></a> +<span class="sourceLineNo">413</span> public int compareTo(final ServerStateNode other) {<a name="line.413"></a> +<span class="sourceLineNo">414</span> return getServerName().compareTo(other.getServerName());<a name="line.414"></a> +<span class="sourceLineNo">415</span> }<a name="line.415"></a> +<span class="sourceLineNo">416</span><a name="line.416"></a> +<span class="sourceLineNo">417</span> @Override<a name="line.417"></a> +<span class="sourceLineNo">418</span> public int hashCode() {<a name="line.418"></a> +<span class="sourceLineNo">419</span> return getServerName().hashCode();<a name="line.419"></a> +<span class="sourceLineNo">420</span> }<a name="line.420"></a> +<span class="sourceLineNo">421</span><a name="line.421"></a> +<span class="sourceLineNo">422</span> @Override<a name="line.422"></a> +<span class="sourceLineNo">423</span> public boolean equals(final Object other) {<a name="line.423"></a> +<span class="sourceLineNo">424</span> if (this == other) return true;<a name="line.424"></a> +<span class="sourceLineNo">425</span> if (!(other instanceof ServerStateNode)) return false;<a name="line.425"></a> +<span class="sourceLineNo">426</span> return compareTo((ServerStateNode)other) == 0;<a name="line.426"></a> +<span class="sourceLineNo">427</span> }<a name="line.427"></a> +<span class="sourceLineNo">428</span><a name="line.428"></a> +<span class="sourceLineNo">429</span> @Override<a name="line.429"></a> +<span class="sourceLineNo">430</span> public String toString() {<a name="line.430"></a> +<span class="sourceLineNo">431</span> return String.format("ServerStateNode(%s)", getServerName());<a name="line.431"></a> +<span class="sourceLineNo">432</span> }<a name="line.432"></a> +<span class="sourceLineNo">433</span> }<a name="line.433"></a> <span class="sourceLineNo">434</span><a name="line.434"></a> -<span class="sourceLineNo">435</span> private final ConcurrentSkipListMap<RegionInfo, RegionStateNode> regionInTransition =<a name="line.435"></a> -<span class="sourceLineNo">436</span> new ConcurrentSkipListMap<RegionInfo, RegionStateNode>(RegionInfo.COMPARATOR);<a name="line.436"></a> +<span class="sourceLineNo">435</span> public final static RegionStateStampComparator REGION_STATE_STAMP_COMPARATOR =<a name="line.435"></a> +<span class="sourceLineNo">436</span> new RegionStateStampComparator();<a name="line.436"></a> <span class="sourceLineNo">437</span><a name="line.437"></a> -<span class="sourceLineNo">438</span> /**<a name="line.438"></a> -<span class="sourceLineNo">439</span> * Regions marked as offline on a read of hbase:meta. Unused or at least, once<a name="line.439"></a> -<span class="sourceLineNo">440</span> * offlined, regions have no means of coming on line again. TODO.<a name="line.440"></a> +<span class="sourceLineNo">438</span> // TODO: Replace the ConcurrentSkipListMaps<a name="line.438"></a> +<span class="sourceLineNo">439</span> /**<a name="line.439"></a> +<span class="sourceLineNo">440</span> * RegionName -- i.e. RegionInfo.getRegionName() -- as bytes to {@link RegionStateNode}<a name="line.440"></a> <span class="sourceLineNo">441</span> */<a name="line.441"></a> -<span class="sourceLineNo">442</span> private final ConcurrentSkipListMap<RegionInfo, RegionStateNode> regionOffline =<a name="line.442"></a> -<span class="sourceLineNo">443</span> new ConcurrentSkipListMap<RegionInfo, RegionStateNode>();<a name="line.443"></a> +<span class="sourceLineNo">442</span> private final ConcurrentSkipListMap<byte[], RegionStateNode> regionsMap =<a name="line.442"></a> +<span class="sourceLineNo">443</span> new ConcurrentSkipListMap<byte[], RegionStateNode>(Bytes.BYTES_COMPARATOR);<a name="line.443"></a> <span class="sourceLineNo">444</span><a 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class="sourceLineNo">451</span> public RegionStates() { }<a name="line.451"></a> -<span class="sourceLineNo">452</span><a name="line.452"></a> -<span class="sourceLineNo">453</span> public void clear() {<a name="line.453"></a> -<span class="sourceLineNo">454</span> regionsMap.clear();<a name="line.454"></a> -<span class="sourceLineNo">455</span> regionInTransition.clear();<a name="line.455"></a> -<span class="sourceLineNo">456</span> regionOffline.clear();<a name="line.456"></a> -<span class="sourceLineNo">457</span> serverMap.clear();<a name="line.457"></a> -<span class="sourceLineNo">458</span> }<a name="line.458"></a> -<span class="sourceLineNo">459</span><a name="line.459"></a> -<span class="sourceLineNo">460</span> @VisibleForTesting<a name="line.460"></a> -<span class="sourceLineNo">461</span> public boolean isRegionInRegionStates(final RegionInfo hri) {<a name="line.461"></a> -<span class="sourceLineNo">462</span> return (regionsMap.containsKey(hri.getRegionName()) || regionInTransition.containsKey(hri)<a name="line.462"></a> -<span class="sourceLineNo">463</span> || regionOffline.containsKey(hri));<a name="line.463"></a> -<span class="sourceLineNo">464</span> }<a name="line.464"></a> -<span class="sourceLineNo">465</span><a name="line.465"></a> -<span class="sourceLineNo">466</span> // ==========================================================================<a name="line.466"></a> -<span class="sourceLineNo">467</span> // RegionStateNode helpers<a name="line.467"></a> -<span class="sourceLineNo">468</span> // ==========================================================================<a name="line.468"></a> -<span class="sourceLineNo">469</span> protected RegionStateNode createRegionStateNode(final RegionInfo regionInfo) {<a name="line.469"></a> -<span class="sourceLineNo">470</span> RegionStateNode newNode = new RegionStateNode(regionInfo);<a name="line.470"></a> -<span class="sourceLineNo">471</span> RegionStateNode oldNode = regionsMap.putIfAbsent(regionInfo.getRegionName(), newNode);<a name="line.471"></a> -<span class="sourceLineNo">472</span> return oldNode != null ? oldNode : newNode;<a name="line.472"></a> -<span class="sourceLineNo">473</span> }<a name="line.473"></a> -<span class="sourceLineNo">474</span><a name="line.474"></a> -<span class="sourceLineNo">475</span> protected RegionStateNode getOrCreateRegionStateNode(final RegionInfo regionInfo) {<a name="line.475"></a> -<span class="sourceLineNo">476</span> RegionStateNode node = regionsMap.get(regionInfo.getRegionName());<a name="line.476"></a> -<span class="sourceLineNo">477</span> return node != null ? node : createRegionStateNode(regionInfo);<a name="line.477"></a> -<span class="sourceLineNo">478</span> }<a name="line.478"></a> -<span class="sourceLineNo">479</span><a name="line.479"></a> -<span class="sourceLineNo">480</span> RegionStateNode getRegionStateNodeFromName(final byte[] regionName) {<a name="line.480"></a> -<span class="sourceLineNo">481</span> return regionsMap.get(regionName);<a name="line.481"></a> -<span class="sourceLineNo">482</span> }<a name="line.482"></a> -<span class="sourceLineNo">483</span><a name="line.483"></a> -<span class="sourceLineNo">484</span> protected RegionStateNode getRegionStateNode(final RegionInfo regionInfo) {<a name="line.484"></a> -<span class="sourceLineNo">485</span> return getRegionStateNodeFromName(regionInfo.getRegionName());<a name="line.485"></a> -<span class="sourceLineNo">486</span> }<a name="line.486"></a> -<span class="sourceLineNo">487</span><a name="line.487"></a> -<span class="sourceLineNo">488</span> public void deleteRegion(final RegionInfo regionInfo) {<a name="line.488"></a> -<span class="sourceLineNo">489</span> regionsMap.remove(regionInfo.getRegionName());<a name="line.489"></a> -<span class="sourceLineNo">490</span> // Remove from the offline regions map too if there.<a name="line.490"></a> -<span class="sourceLineNo">491</span> if (this.regionOffline.containsKey(regionInfo)) {<a name="line.491"></a> -<span class="sourceLineNo">492</span> if (LOG.isTraceEnabled()) LOG.trace("Removing from regionOffline Map: " + regionInfo);<a name="line.492"></a> -<span class="sourceLineNo">493</span> this.regionOffline.remove(regionInfo);<a name="line.493"></a> -<span class="sourceLineNo">494</span> }<a name="line.494"></a> -<span class="sourceLineNo">495</span> }<a name="line.495"></a> -<span class="sourceLineNo">496</span><a name="line.496"></a> -<span class="sourceLineNo">497</span> ArrayList<RegionStateNode> getTableRegionStateNodes(final TableName tableName) {<a name="line.497"></a> -<span class="sourceLineNo">498</span> final ArrayList<RegionStateNode> regions = new ArrayList<RegionStateNode>();<a name="line.498"></a> -<span class="sourceLineNo">499</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.499"></a> -<span class="sourceLineNo">500</span> if (!node.getTable().equals(tableName)) break;<a name="line.500"></a> -<span class="sourceLineNo">501</span> regions.add(node);<a name="line.501"></a> -<span class="sourceLineNo">502</span> }<a name="line.502"></a> -<span class="sourceLineNo">503</span> return regions;<a name="line.503"></a> -<span class="sourceLineNo">504</span> }<a name="line.504"></a> -<span class="sourceLineNo">505</span><a name="line.505"></a> -<span class="sourceLineNo">506</span> ArrayList<RegionState> getTableRegionStates(final TableName tableName) {<a name="line.506"></a> -<span class="sourceLineNo">507</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>();<a name="line.507"></a> -<span class="sourceLineNo">508</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.508"></a> -<span class="sourceLineNo">509</span> if (!node.getTable().equals(tableName)) break;<a name="line.509"></a> -<span class="sourceLineNo">510</span> regions.add(node.toRegionState());<a name="line.510"></a> -<span class="sourceLineNo">511</span> }<a name="line.511"></a> -<span class="sourceLineNo">512</span> return regions;<a name="line.512"></a> -<span class="sourceLineNo">513</span> }<a name="line.513"></a> -<span class="sourceLineNo">514</span><a name="line.514"></a> -<span class="sourceLineNo">515</span> ArrayList<RegionInfo> getTableRegionsInfo(final TableName tableName) {<a name="line.515"></a> -<span class="sourceLineNo">516</span> final ArrayList<RegionInfo> regions = new ArrayList<RegionInfo>();<a name="line.516"></a> -<span class="sourceLineNo">517</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.517"></a> -<span class="sourceLineNo">518</span> if (!node.getTable().equals(tableName)) break;<a name="line.518"></a> -<span class="sourceLineNo">519</span> regions.add(node.getRegionInfo());<a name="line.519"></a> -<span class="sourceLineNo">520</span> }<a name="line.520"></a> -<span class="sourceLineNo">521</span> return regions;<a name="line.521"></a> -<span class="sourceLineNo">522</span> }<a name="line.522"></a> -<span class="sourceLineNo">523</span><a name="line.523"></a> -<span class="sourceLineNo">524</span> Collection<RegionStateNode> getRegionStateNodes() {<a name="line.524"></a> -<span class="sourceLineNo">525</span> return regionsMap.values();<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> public ArrayList<RegionState> getRegionStates() {<a name="line.528"></a> -<span class="sourceLineNo">529</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>(regionsMap.size());<a name="line.529"></a> -<span class="sourceLineNo">530</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.530"></a> -<span class="sourceLineNo">531</span> regions.add(node.toRegionState());<a name="line.531"></a> -<span class="sourceLineNo">532</span> }<a name="line.532"></a> -<span class="sourceLineNo">533</span> return regions;<a name="line.533"></a> -<span class="sourceLineNo">534</span> }<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> // RegionState helpers<a name="line.537"></a> -<span class="sourceLineNo">538</span> // ==========================================================================<a name="line.538"></a> -<span class="sourceLineNo">539</span> public RegionState getRegionState(final RegionInfo regionInfo) {<a name="line.539"></a> -<span class="sourceLineNo">540</span> RegionStateNode regionStateNode = getRegionStateNode(regionInfo);<a name="line.540"></a> -<span class="sourceLineNo">541</span> return regionStateNode == null ? null : regionStateNode.toRegionState();<a name="line.541"></a> -<span class="sourceLineNo">542</span> }<a name="line.542"></a> -<span class="sourceLineNo">543</span><a name="line.543"></a> -<span class="sourceLineNo">544</span> public RegionState getRegionState(final String encodedRegionName) {<a name="line.544"></a> -<span class="sourceLineNo">545</span> // TODO: Need a map <encodedName, ...> but it is just dispatch merge...<a name="line.545"></a> -<span class="sourceLineNo">546</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.546"></a> -<span class="sourceLineNo">547</span> if (node.getRegionInfo().getEncodedName().equals(encodedRegionName)) {<a name="line.547"></a> -<span class="sourceLineNo">548</span> return node.toRegionState();<a name="line.548"></a> -<span class="sourceLineNo">549</span> }<a name="line.549"></a> -<span class="sourceLineNo">550</span> }<a name="line.550"></a> -<span class="sourceLineNo">551</span> return null;<a name="line.551"></a> +<span class="sourceLineNo">448</span> /**<a name="line.448"></a> +<span class="sourceLineNo">449</span> * Regions marked as offline on a read of hbase:meta. Unused or at least, once<a name="line.449"></a> +<span class="sourceLineNo">450</span> * offlined, regions have no means of coming on line again. TODO.<a name="line.450"></a> +<span class="sourceLineNo">451</span> */<a name="line.451"></a> +<span class="sourceLineNo">452</span> private final ConcurrentSkipListMap<RegionInfo, RegionStateNode> regionOffline =<a name="line.452"></a> +<span class="sourceLineNo">453</span> new ConcurrentSkipListMap<RegionInfo, RegionStateNode>();<a name="line.453"></a> +<span class="sourceLineNo">454</span><a name="line.454"></a> +<span class="sourceLineNo">455</span> private final ConcurrentSkipListMap<byte[], RegionFailedOpen> regionFailedOpen =<a name="line.455"></a> +<span class="sourceLineNo">456</span> new ConcurrentSkipListMap<byte[], RegionFailedOpen>(Bytes.BYTES_COMPARATOR);<a name="line.456"></a> +<span class="sourceLineNo">457</span><a name="line.457"></a> +<span class="sourceLineNo">458</span> private final ConcurrentHashMap<ServerName, ServerStateNode> serverMap =<a name="line.458"></a> +<span class="sourceLineNo">459</span> new ConcurrentHashMap<ServerName, ServerStateNode>();<a name="line.459"></a> +<span class="sourceLineNo">460</span><a name="line.460"></a> +<span class="sourceLineNo">461</span> public RegionStates() { }<a name="line.461"></a> +<span class="sourceLineNo">462</span><a name="line.462"></a> +<span class="sourceLineNo">463</span> public void clear() {<a name="line.463"></a> +<span class="sourceLineNo">464</span> regionsMap.clear();<a name="line.464"></a> +<span class="sourceLineNo">465</span> regionInTransition.clear();<a name="line.465"></a> +<span class="sourceLineNo">466</span> regionOffline.clear();<a name="line.466"></a> +<span class="sourceLineNo">467</span> serverMap.clear();<a name="line.467"></a> +<span class="sourceLineNo">468</span> }<a name="line.468"></a> +<span class="sourceLineNo">469</span><a name="line.469"></a> +<span class="sourceLineNo">470</span> @VisibleForTesting<a name="line.470"></a> +<span class="sourceLineNo">471</span> public boolean isRegionInRegionStates(final RegionInfo hri) {<a name="line.471"></a> +<span class="sourceLineNo">472</span> return (regionsMap.containsKey(hri.getRegionName()) || regionInTransition.containsKey(hri)<a name="line.472"></a> +<span class="sourceLineNo">473</span> || regionOffline.containsKey(hri));<a name="line.473"></a> +<span class="sourceLineNo">474</span> }<a name="line.474"></a> +<span class="sourceLineNo">475</span><a name="line.475"></a> +<span class="sourceLineNo">476</span> // ==========================================================================<a name="line.476"></a> +<span class="sourceLineNo">477</span> // RegionStateNode helpers<a name="line.477"></a> +<span class="sourceLineNo">478</span> // ==========================================================================<a name="line.478"></a> +<span class="sourceLineNo">479</span> protected RegionStateNode createRegionStateNode(final RegionInfo regionInfo) {<a name="line.479"></a> +<span class="sourceLineNo">480</span> RegionStateNode newNode = new RegionStateNode(regionInfo);<a name="line.480"></a> +<span class="sourceLineNo">481</span> RegionStateNode oldNode = regionsMap.putIfAbsent(regionInfo.getRegionName(), newNode);<a name="line.481"></a> +<span class="sourceLineNo">482</span> return oldNode != null ? oldNode : newNode;<a name="line.482"></a> +<span class="sourceLineNo">483</span> }<a name="line.483"></a> +<span class="sourceLineNo">484</span><a name="line.484"></a> +<span class="sourceLineNo">485</span> protected RegionStateNode getOrCreateRegionStateNode(final RegionInfo regionInfo) {<a name="line.485"></a> +<span class="sourceLineNo">486</span> RegionStateNode node = regionsMap.get(regionInfo.getRegionName());<a name="line.486"></a> +<span class="sourceLineNo">487</span> return node != null ? node : createRegionStateNode(regionInfo);<a name="line.487"></a> +<span class="sourceLineNo">488</span> }<a name="line.488"></a> +<span class="sourceLineNo">489</span><a name="line.489"></a> +<span class="sourceLineNo">490</span> RegionStateNode getRegionStateNodeFromName(final byte[] regionName) {<a name="line.490"></a> +<span class="sourceLineNo">491</span> return regionsMap.get(regionName);<a name="line.491"></a> +<span class="sourceLineNo">492</span> }<a name="line.492"></a> +<span class="sourceLineNo">493</span><a name="line.493"></a> +<span class="sourceLineNo">494</span> protected RegionStateNode getRegionStateNode(final RegionInfo regionInfo) {<a name="line.494"></a> +<span class="sourceLineNo">495</span> return getRegionStateNodeFromName(regionInfo.getRegionName());<a name="line.495"></a> +<span class="sourceLineNo">496</span> }<a name="line.496"></a> +<span class="sourceLineNo">497</span><a name="line.497"></a> +<span class="sourceLineNo">498</span> public void deleteRegion(final RegionInfo regionInfo) {<a name="line.498"></a> +<span class="sourceLineNo">499</span> regionsMap.remove(regionInfo.getRegionName());<a name="line.499"></a> +<span class="sourceLineNo">500</span> // Remove from the offline regions map too if there.<a name="line.500"></a> +<span class="sourceLineNo">501</span> if (this.regionOffline.containsKey(regionInfo)) {<a name="line.501"></a> +<span class="sourceLineNo">502</span> if (LOG.isTraceEnabled()) LOG.trace("Removing from regionOffline Map: " + regionInfo);<a name="line.502"></a> +<span class="sourceLineNo">503</span> this.regionOffline.remove(regionInfo);<a name="line.503"></a> +<span class="sourceLineNo">504</span> }<a name="line.504"></a> +<span class="sourceLineNo">505</span> }<a name="line.505"></a> +<span class="sourceLineNo">506</span><a name="line.506"></a> +<span class="sourceLineNo">507</span> ArrayList<RegionStateNode> getTableRegionStateNodes(final TableName tableName) {<a name="line.507"></a> +<span class="sourceLineNo">508</span> final ArrayList<RegionStateNode> regions = new ArrayList<RegionStateNode>();<a name="line.508"></a> +<span class="sourceLineNo">509</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.509"></a> +<span class="sourceLineNo">510</span> if (!node.getTable().equals(tableName)) break;<a name="line.510"></a> +<span class="sourceLineNo">511</span> regions.add(node);<a name="line.511"></a> +<span class="sourceLineNo">512</span> }<a name="line.512"></a> +<span class="sourceLineNo">513</span> return regions;<a name="line.513"></a> +<span class="sourceLineNo">514</span> }<a name="line.514"></a> +<span class="sourceLineNo">515</span><a name="line.515"></a> +<span class="sourceLineNo">516</span> ArrayList<RegionState> getTableRegionStates(final TableName tableName) {<a name="line.516"></a> +<span class="sourceLineNo">517</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>();<a name="line.517"></a> +<span class="sourceLineNo">518</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.518"></a> +<span class="sourceLineNo">519</span> if (!node.getTable().equals(tableName)) break;<a name="line.519"></a> +<span class="sourceLineNo">520</span> regions.add(node.toRegionState());<a name="line.520"></a> +<span class="sourceLineNo">521</span> }<a name="line.521"></a> +<span class="sourceLineNo">522</span> return regions;<a name="line.522"></a> +<span class="sourceLineNo">523</span> }<a name="line.523"></a> +<span class="sourceLineNo">524</span><a name="line.524"></a> +<span class="sourceLineNo">525</span> ArrayList<RegionInfo> getTableRegionsInfo(final TableName tableName) {<a name="line.525"></a> +<span class="sourceLineNo">526</span> final ArrayList<RegionInfo> regions = new ArrayList<RegionInfo>();<a name="line.526"></a> +<span class="sourceLineNo">527</span> for (RegionStateNode node: regionsMap.tailMap(tableName.getName()).values()) {<a name="line.527"></a> +<span class="sourceLineNo">528</span> if (!node.getTable().equals(tableName)) break;<a name="line.528"></a> +<span class="sourceLineNo">529</span> regions.add(node.getRegionInfo());<a name="line.529"></a> +<span class="sourceLineNo">530</span> }<a name="line.530"></a> +<span class="sourceLineNo">531</span> return regions;<a name="line.531"></a> +<span class="sourceLineNo">532</span> }<a name="line.532"></a> +<span class="sourceLineNo">533</span><a name="line.533"></a> +<span class="sourceLineNo">534</span> Collection<RegionStateNode> getRegionStateNodes() {<a name="line.534"></a> +<span class="sourceLineNo">535</span> return regionsMap.values();<a name="line.535"></a> +<span class="sourceLineNo">536</span> }<a name="line.536"></a> +<span class="sourceLineNo">537</span><a name="line.537"></a> +<span class="sourceLineNo">538</span> public ArrayList<RegionState> getRegionStates() {<a name="line.538"></a> +<span class="sourceLineNo">539</span> final ArrayList<RegionState> regions = new ArrayList<RegionState>(regionsMap.size());<a name="line.539"></a> +<span class="sourceLineNo">540</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.540"></a> +<span class="sourceLineNo">541</span> regions.add(node.toRegionState());<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> // ==========================================================================<a name="line.546"></a> +<span class="sourceLineNo">547</span> // RegionState helpers<a name="line.547"></a> +<span class="sourceLineNo">548</span> // ==========================================================================<a name="line.548"></a> +<span class="sourceLineNo">549</span> public RegionState getRegionState(final RegionInfo regionInfo) {<a name="line.549"></a> +<span class="sourceLineNo">550</span> RegionStateNode regionStateNode = getRegionStateNode(regionInfo);<a name="line.550"></a> +<span class="sourceLineNo">551</span> return regionStateNode == null ? null : regionStateNode.toRegionState();<a name="line.551"></a> <span class="sourceLineNo">552</span> }<a name="line.552"></a> <span class="sourceLineNo">553</span><a name="line.553"></a> -<span class="sourceLineNo">554</span> // ============================================================================================<a name="line.554"></a> -<span class="sourceLineNo">555</span> // TODO: helpers<a name="line.555"></a> -<span class="sourceLineNo">556</span> // ============================================================================================<a name="line.556"></a> -<span class="sourceLineNo">557</span> public boolean hasTableRegionStates(final TableName tableName) {<a name="line.557"></a> -<span class="sourceLineNo">558</span> // TODO<a name="line.558"></a> -<span class="sourceLineNo">559</span> return !getTableRegionStates(tableName).isEmpty();<a name="line.559"></a> -<span class="sourceLineNo">560</span> }<a name="line.560"></a> -<span class="sourceLineNo">561</span><a name="line.561"></a> -<span class="sourceLineNo">562</span> /**<a name="line.562"></a> -<span class="sourceLineNo">563</span> * @return Return online regions of table; does not include OFFLINE or SPLITTING regions.<a name="line.563"></a> -<span class="sourceLineNo">564</span> */<a name="line.564"></a> -<span class="sourceLineNo">565</span> public List<RegionInfo> getRegionsOfTable(final TableName table) {<a name="line.565"></a> -<span class="sourceLineNo">566</span> return getRegionsOfTable(table, false);<a name="line.566"></a> -<span class="sourceLineNo">567</span> }<a name="line.567"></a> -<span class="sourceLineNo">568</span><a name="line.568"></a> -<span class="sourceLineNo">569</span> /**<a name="line.569"></a> -<span class="sourceLineNo">570</span> * @return Return the regions of the table; does not include OFFLINE unless you set<a name="line.570"></a> -<span class="sourceLineNo">571</span> * <code>offline</code> to true. Does not include regions that are in the<a name="line.571"></a> -<span class="sourceLineNo">572</span> * {@link State#SPLIT} state.<a name="line.572"></a> -<span class="sourceLineNo">573</span> */<a name="line.573"></a> -<span class="sourceLineNo">574</span> public List<RegionInfo> getRegionsOfTable(final TableName table, final boolean offline) {<a name="line.574"></a> -<span class="sourceLineNo">575</span> final ArrayList<RegionStateNode> nodes = getTableRegionStateNodes(table);<a name="line.575"></a> -<span class="sourceLineNo">576</span> final ArrayList<RegionInfo> hris = new ArrayList<RegionInfo>(nodes.size());<a name="line.576"></a> -<span class="sourceLineNo">577</span> for (RegionStateNode node: nodes) {<a name="line.577"></a> -<span class="sourceLineNo">578</span> if (include(node, offline)) hris.add(node.getRegionInfo());<a name="line.578"></a> -<span class="sourceLineNo">579</span> }<a name="line.579"></a> -<span class="sourceLineNo">580</span> return hris;<a name="line.580"></a> -<span class="sourceLineNo">581</span> }<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> * Utility. Whether to include region in list of regions. Default is to<a name="line.584"></a> -<span class="sourceLineNo">585</span> * weed out split and offline regions.<a name="line.585"></a> -<span class="sourceLineNo">586</span> * @return True if we should include the <code>node</code> (do not include<a name="line.586"></a> -<span class="sourceLineNo">587</span> * if split or offline unless <code>offline</code> is set to true.<a name="line.587"></a> -<span class="sourceLineNo">588</span> */<a name="line.588"></a> -<span class="sourceLineNo">589</span> boolean include(final RegionStateNode node, final boolean offline) {<a name="line.589"></a> -<span class="sourceLineNo">590</span> if (LOG.isTraceEnabled()) {<a name="line.590"></a> -<span class="sourceLineNo">591</span> LOG.trace("WORKING ON " + node + " " + node.getRegionInfo());<a name="line.591"></a> -<span class="sourceLineNo">592</span> }<a name="line.592"></a> -<span class="sourceLineNo">593</span> if (node.isInState(State.SPLIT)) return false;<a name="line.593"></a> -<span class="sourceLineNo">594</span> if (node.isInState(State.OFFLINE) && !offline) return false;<a name="line.594"></a> -<span class="sourceLineNo">595</span> final RegionInfo hri = node.getRegionInfo();<a name="line.595"></a> -<span class="sourceLineNo">596</span> return (!hri.isOffline() && !hri.isSplit()) ||<a name="line.596"></a> -<span class="sourceLineNo">597</span> ((hri.isOffline() || hri.isSplit()) && offline);<a name="line.597"></a> -<span class="sourceLineNo">598</span> }<a name="line.598"></a> -<span class="sourceLineNo">599</span><a name="line.599"></a> -<span class="sourceLineNo">600</span> /**<a name="line.600"></a> -<span class="sourceLineNo">601</span> * Returns the set of regions hosted by the specified server<a name="line.601"></a> -<span class="sourceLineNo">602</span> * @param serverName the server we are interested in<a name="line.602"></a> -<span class="sourceLineNo">603</span> * @return set of RegionInfo hosted by the specified server<a name="line.603"></a> -<span class="sourceLineNo">604</span> */<a name="line.604"></a> -<span class="sourceLineNo">605</span> public List<RegionInfo> getServerRegionInfoSet(final ServerName serverName) {<a name="line.605"></a> -<span class="sourceLineNo">606</span> final ServerStateNode serverInfo = getServerNode(serverName);<a name="line.606"></a> -<span class="sourceLineNo">607</span> if (serverInfo == null) return Collections.emptyList();<a name="line.607"></a> -<span class="sourceLineNo">608</span><a name="line.608"></a> -<span class="sourceLineNo">609</span> synchronized (serverInfo) {<a name="line.609"></a> -<span class="sourceLineNo">610</span> return serverInfo.getRegionInfoList();<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> // ============================================================================================<a name="line.614"></a> -<span class="sourceLineNo">615</span> // TODO: split helpers<a name="line.615"></a> -<span class="sourceLineNo">616</span> // ============================================================================================<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> * Call this when we start log splitting a crashed Server.<a name="line.619"></a> -<span class="sourceLineNo">620</span> * @see #logSplit(ServerName)<a name="line.620"></a> -<span class="sourceLineNo">621</span> */<a name="line.621"></a> -<span class="sourceLineNo">622</span> public void logSplitting(final ServerName serverName) {<a name="line.622"></a> -<span class="sourceLineNo">623</span> final ServerStateNode serverNode = getOrCreateServer(serverName);<a name="line.623"></a> -<span class="sourceLineNo">624</span> synchronized (serverNode) {<a name="line.624"></a> -<span class="sourceLineNo">625</span> serverNode.setState(ServerState.SPLITTING);<a name="line.625"></a> -<span class="sourceLineNo">626</span> }<a name="line.626"></a> -<span class="sourceLineNo">627</span> }<a name="line.627"></a> -<span class="sourceLineNo">628</span><a name="line.628"></a> -<span class="sourceLineNo">629</span> /**<a name="line.629"></a> -<span class="sourceLineNo">630</span> * Called after we've split all logs on a crashed Server.<a name="line.630"></a> -<span class="sourceLineNo">631</span> * @see #logSplitting(ServerName)<a name="line.631"></a> -<span class="sourceLineNo">632</span> */<a name="line.632"></a> -<span class="sourceLineNo">633</span> public void logSplit(final ServerName serverName) {<a name="line.633"></a> -<span class="sourceLineNo">634</span> final ServerStateNode serverNode = getOrCreateServer(serverName);<a name="line.634"></a> -<span class="sourceLineNo">635</span> synchronized (serverNode) {<a name="line.635"></a> -<span class="sourceLineNo">636</span> serverNode.setState(ServerState.OFFLINE);<a name="line.636"></a> -<span class="sourceLineNo">637</span> }<a name="line.637"></a> -<span class="sourceLineNo">638</span> }<a name="line.638"></a> -<span class="sourceLineNo">639</span><a name="line.639"></a> -<span class="sourceLineNo">640</span> public void logSplit(final RegionInfo regionInfo) {<a name="line.640"></a> -<span class="sourceLineNo">641</span> final RegionStateNode regionNode = getRegionStateNode(regionInfo);<a name="line.641"></a> -<span class="sourceLineNo">642</span> synchronized (regionNode) {<a name="line.642"></a> -<span class="sourceLineNo">643</span> regionNode.setState(State.SPLIT);<a name="line.643"></a> -<span class="sourceLineNo">644</span> }<a name="line.644"></a> -<span class="sourceLineNo">645</span> }<a name="line.645"></a> -<span class="sourceLineNo">646</span><a name="line.646"></a> -<span class="sourceLineNo">647</span> @VisibleForTesting<a name="line.647"></a> -<span class="sourceLineNo">648</span> public void updateRegionState(final RegionInfo regionInfo, final State state) {<a name="line.648"></a> -<span class="sourceLineNo">649</span> final RegionStateNode regionNode = getOrCreateRegionStateNode(regionInfo);<a name="line.649"></a> -<span class="sourceLineNo">650</span> synchronized (regionNode) {<a name="line.650"></a> -<span class="sourceLineNo">651</span> regionNode.setState(state);<a name="line.651"></a> -<span class="sourceLineNo">652</span> }<a name="line.652"></a> -<span class="sourceLineNo">653</span> }<a name="line.653"></a> -<span class="sourceLineNo">654</span><a name="line.654"></a> -<span class="sourceLineNo">655</span> // ============================================================================================<a name="line.655"></a> -<span class="sourceLineNo">656</span> // TODO:<a name="line.656"></a> -<span class="sourceLineNo">657</span> // ============================================================================================<a name="line.657"></a> -<span class="sourceLineNo">658</span> public List<RegionInfo> getAssignedRegions() {<a name="line.658"></a> -<span class="sourceLineNo">659</span> final List<RegionInfo> result = new ArrayList<RegionInfo>();<a name="line.659"></a> -<span class="sourceLineNo">660</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.660"></a> -<span class="sourceLineNo">661</span> if (!node.isInTransition()) {<a name="line.661"></a> -<span class="sourceLineNo">662</span> result.add(node.getRegionInfo());<a name="line.662"></a> -<span class="sourceLineNo">663</span> }<a name="line.663"></a> -<span class="sourceLineNo">664</span> }<a name="line.664"></a> -<span class="sourceLineNo">665</span> return result;<a name="line.665"></a> -<span class="sourceLineNo">666</span> }<a name="line.666"></a> -<span class="sourceLineNo">667</span><a name="line.667"></a> -<span class="sourceLineNo">668</span> public boolean isRegionInState(final RegionInfo regionInfo, final State... state) {<a name="line.668"></a> -<span class="sourceLineNo">669</span> final RegionStateNode region = getRegionStateNode(regionInfo);<a name="line.669"></a> -<span class="sourceLineNo">670</span> if (region != null) {<a name="line.670"></a> -<span class="sourceLineNo">671</span> synchronized (region) {<a name="line.671"></a> -<span class="sourceLineNo">672</span> return region.isInState(state);<a name="line.672"></a> -<span class="sourceLineNo">673</span> }<a name="line.673"></a> +<span class="sourceLineNo">554</span> public RegionState getRegionState(final String encodedRegionName) {<a name="line.554"></a> +<span class="sourceLineNo">555</span> // TODO: Need a map <encodedName, ...> but it is just dispatch merge...<a name="line.555"></a> +<span class="sourceLineNo">556</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.556"></a> +<span class="sourceLineNo">557</span> if (node.getRegionInfo().getEncodedName().equals(encodedRegionName)) {<a name="line.557"></a> +<span class="sourceLineNo">558</span> return node.toRegionState();<a name="line.558"></a> +<span class="sourceLineNo">559</span> }<a name="line.559"></a> +<span class="sourceLineNo">560</span> }<a name="line.560"></a> +<span class="sourceLineNo">561</span> return null;<a name="line.561"></a> +<span class="sourceLineNo">562</span> }<a name="line.562"></a> +<span class="sourceLineNo">563</span><a name="line.563"></a> +<span class="sourceLineNo">564</span> // ============================================================================================<a name="line.564"></a> +<span class="sourceLineNo">565</span> // TODO: helpers<a name="line.565"></a> +<span class="sourceLineNo">566</span> // ============================================================================================<a name="line.566"></a> +<span class="sourceLineNo">567</span> public boolean hasTableRegionStates(final TableName tableName) {<a name="line.567"></a> +<span class="sourceLineNo">568</span> // TODO<a name="line.568"></a> +<span class="sourceLineNo">569</span> return !getTableRegionStates(tableName).isEmpty();<a name="line.569"></a> +<span class="sourceLineNo">570</span> }<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 Return online regions of table; does not include OFFLINE or SPLITTING regions.<a name="line.573"></a> +<span class="sourceLineNo">574</span> */<a name="line.574"></a> +<span class="sourceLineNo">575</span> public List<RegionInfo> getRegionsOfTable(final TableName table) {<a name="line.575"></a> +<span class="sourceLineNo">576</span> return getRegionsOfTable(table, false);<a name="line.576"></a> +<span class="sourceLineNo">577</span> }<a name="line.577"></a> +<span class="sourceLineNo">578</span><a name="line.578"></a> +<span class="sourceLineNo">579</span> /**<a name="line.579"></a> +<span class="sourceLineNo">580</span> * @return Return the regions of the table; does not include OFFLINE unless you set<a name="line.580"></a> +<span class="sourceLineNo">581</span> * <code>offline</code> to true. Does not include regions that are in the<a name="line.581"></a> +<span class="sourceLineNo">582</span> * {@link State#SPLIT} state.<a name="line.582"></a> +<span class="sourceLineNo">583</span> */<a name="line.583"></a> +<span class="sourceLineNo">584</span> public List<RegionInfo> getRegionsOfTable(final TableName table, final boolean offline) {<a name="line.584"></a> +<span class="sourceLineNo">585</span> final ArrayList<RegionStateNode> nodes = getTableRegionStateNodes(table);<a name="line.585"></a> +<span class="sourceLineNo">586</span> final ArrayList<RegionInfo> hris = new ArrayList<RegionInfo>(nodes.size());<a name="line.586"></a> +<span class="sourceLineNo">587</span> for (RegionStateNode node: nodes) {<a name="line.587"></a> +<span class="sourceLineNo">588</span> if (include(node, offline)) hris.add(node.getRegionInfo());<a name="line.588"></a> +<span class="sourceLineNo">589</span> }<a name="line.589"></a> +<span class="sourceLineNo">590</span> return hris;<a name="line.590"></a> +<span class="sourceLineNo">591</span> }<a name="line.591"></a> +<span class="sourceLineNo">592</span><a name="line.592"></a> +<span class="sourceLineNo">593</span> /**<a name="line.593"></a> +<span class="sourceLineNo">594</span> * Utility. Whether to include region in list of regions. Default is to<a name="line.594"></a> +<span class="sourceLineNo">595</span> * weed out split and offline regions.<a name="line.595"></a> +<span class="sourceLineNo">596</span> * @return True if we should include the <code>node</code> (do not include<a name="line.596"></a> +<span class="sourceLineNo">597</span> * if split or offline unless <code>offline</code> is set to true.<a name="line.597"></a> +<span class="sourceLineNo">598</span> */<a name="line.598"></a> +<span class="sourceLineNo">599</span> boolean include(final RegionStateNode node, final boolean offline) {<a name="line.599"></a> +<span class="sourceLineNo">600</span> if (LOG.isTraceEnabled()) {<a name="line.600"></a> +<span class="sourceLineNo">601</span> LOG.trace("WORKING ON " + node + " " + node.getRegionInfo());<a name="line.601"></a> +<span class="sourceLineNo">602</span> }<a name="line.602"></a> +<span class="sourceLineNo">603</span> if (node.isInState(State.SPLIT)) return false;<a name="line.603"></a> +<span class="sourceLineNo">604</span> if (node.isInState(State.OFFLINE) && !offline) return false;<a name="line.604"></a> +<span class="sourceLineNo">605</span> final RegionInfo hri = node.getRegionInfo();<a name="line.605"></a> +<span class="sourceLineNo">606</span> return (!hri.isOffline() && !hri.isSplit()) ||<a name="line.606"></a> +<span class="sourceLineNo">607</span> ((hri.isOffline() || hri.isSplit()) && offline);<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> * Returns the set of regions hosted by the specified server<a name="line.611"></a> +<span class="sourceLineNo">612</span> * @param serverName the server we are interested in<a name="line.612"></a> +<span class="sourceLineNo">613</span> * @return set of RegionInfo hosted by the specified server<a name="line.613"></a> +<span class="sourceLineNo">614</span> */<a name="line.614"></a> +<span class="sourceLineNo">615</span> public List<RegionInfo> getServerRegionInfoSet(final ServerName serverName) {<a name="line.615"></a> +<span class="sourceLineNo">616</span> final ServerStateNode serverInfo = getServerNode(serverName);<a name="line.616"></a> +<span class="sourceLineNo">617</span> if (serverInfo == null) return Collections.emptyList();<a name="line.617"></a> +<span class="sourceLineNo">618</span><a name="line.618"></a> +<span class="sourceLineNo">619</span> synchronized (serverInfo) {<a name="line.619"></a> +<span class="sourceLineNo">620</span> return serverInfo.getRegionInfoList();<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> +<span class="sourceLineNo">624</span> // ============================================================================================<a name="line.624"></a> +<span class="sourceLineNo">625</span> // Split helpers<a name="line.625"></a> +<span class="sourceLineNo">626</span> // These methods will only be called in ServerCrashProcedure, and at the end of SCP we will remove<a name="line.626"></a> +<span class="sourceLineNo">627</span> // the ServerStateNode by calling removeServer.<a name="line.627"></a> +<span class="sourceLineNo">628</span> // ============================================================================================<a name="line.628"></a> +<span class="sourceLineNo">629</span><a name="line.629"></a> +<span class="sourceLineNo">630</span> private void setServerState(ServerName serverName, ServerState state) {<a name="line.630"></a> +<span class="sourceLineNo">631</span> ServerStateNode serverNode = getOrCreateServer(serverName);<a name="line.631"></a> +<span class="sourceLineNo">632</span> synchronized (serverNode) {<a name="line.632"></a> +<span class="sourceLineNo">633</span> serverNode.setState(state);<a name="line.633"></a> +<span class="sourceLineNo">634</span> }<a name="line.634"></a> +<span class="sourceLineNo">635</span> }<a name="line.635"></a> +<span class="sourceLineNo">636</span><a name="line.636"></a> +<span class="sourceLineNo">637</span> /**<a name="line.637"></a> +<span class="sourceLineNo">638</span> * Call this when we start meta log splitting a crashed Server.<a name="line.638"></a> +<span class="sourceLineNo">639</span> * @see #metaLogSplit(ServerName)<a name="line.639"></a> +<span class="sourceLineNo">640</span> */<a name="line.640"></a> +<span class="sourceLineNo">641</span> public void metaLogSplitting(ServerName serverName) {<a name="line.641"></a> +<span class="sourceLineNo">642</span> setServerState(serverName, ServerState.SPLITTING_META);<a name="line.642"></a> +<span class="sourceLineNo">643</span> }<a name="line.643"></a> +<span class="sourceLineNo">644</span><a name="line.644"></a> +<span class="sourceLineNo">645</span> /**<a name="line.645"></a> +<span class="sourceLineNo">646</span> * Called after we've split the meta logs on a crashed Server.<a name="line.646"></a> +<span class="sourceLineNo">647</span> * @see #metaLogSplitting(ServerName)<a name="line.647"></a> +<span class="sourceLineNo">648</span> */<a name="line.648"></a> +<span class="sourceLineNo">649</span> public void metaLogSplit(ServerName serverName) {<a name="line.649"></a> +<span class="sourceLineNo">650</span> setServerState(serverName, ServerState.SPLITTING_META_DONE);<a name="line.650"></a> +<span class="sourceLineNo">651</span> }<a name="line.651"></a> +<span class="sourceLineNo">652</span><a name="line.652"></a> +<span class="sourceLineNo">653</span> /**<a name="line.653"></a> +<span class="sourceLineNo">654</span> * Call this when we start log splitting for a crashed Server.<a name="line.654"></a> +<span class="sourceLineNo">655</span> * @see #logSplit(ServerName)<a name="line.655"></a> +<span class="sourceLineNo">656</span> */<a name="line.656"></a> +<span class="sourceLineNo">657</span> public void logSplitting(final ServerName serverName) {<a name="line.657"></a> +<span class="sourceLineNo">658</span> setServerState(serverName, ServerState.SPLITTING);<a name="line.658"></a> +<span class="sourceLineNo">659</span> }<a name="line.659"></a> +<span class="sourceLineNo">660</span><a name="line.660"></a> +<span class="sourceLineNo">661</span> /**<a name="line.661"></a> +<span class="sourceLineNo">662</span> * Called after we've split all logs on a crashed Server.<a name="line.662"></a> +<span class="sourceLineNo">663</span> * @see #logSplitting(ServerName)<a name="line.663"></a> +<span class="sourceLineNo">664</span> */<a name="line.664"></a> +<span class="sourceLineNo">665</span> public void logSplit(final ServerName serverName) {<a name="line.665"></a> +<span class="sourceLineNo">666</span> setServerState(serverName, ServerState.OFFLINE);<a name="line.666"></a> +<span class="sourceLineNo">667</span> }<a name="line.667"></a> +<span class="sourceLineNo">668</span><a name="line.668"></a> +<span class="sourceLineNo">669</span> @VisibleForTesting<a name="line.669"></a> +<span class="sourceLineNo">670</span> public void updateRegionState(final RegionInfo regionInfo, final State state) {<a name="line.670"></a> +<span class="sourceLineNo">671</span> final RegionStateNode regionNode = getOrCreateRegionStateNode(regionInfo);<a name="line.671"></a> +<span class="sourceLineNo">672</span> synchronized (regionNode) {<a name="line.672"></a> +<span class="sourceLineNo">673</span> regionNode.setState(state);<a name="line.673"></a> <span class="sourceLineNo">674</span> }<a name="line.674"></a> -<span class="sourceLineNo">675</span> return false;<a name="line.675"></a> -<span class="sourceLineNo">676</span> }<a name="line.676"></a> -<span class="sourceLineNo">677</span><a name="line.677"></a> -<span class="sourceLineNo">678</span> public boolean isRegionOnline(final RegionInfo regionInfo) {<a name="line.678"></a> -<span class="sourceLineNo">679</span> return isRegionInState(regionInfo, State.OPEN);<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> * @return True if region is offline (In OFFLINE or CLOSED state).<a name="line.683"></a> -<span class="sourceLineNo">684</span> */<a name="line.684"></a> -<span class="sourceLineNo">685</span> public boolean isRegionOffline(final RegionInfo regionInfo) {<a name="line.685"></a> -<span class="sourceLineNo">686</span> return isRegionInState(regionInfo, State.OFFLINE, State.CLOSED);<a name="line.686"></a> -<span class="sourceLineNo">687</span> }<a name="line.687"></a> -<span class="sourceLineNo">688</span><a name="line.688"></a> -<span class="sourceLineNo">689</span> public Map<ServerName, List<RegionInfo>> getSnapShotOfAssignment(<a name="line.689"></a> -<span class="sourceLineNo">690</span> final Collection<RegionInfo> regions) {<a name="line.690"></a> -<span class="sourceLineNo">691</span> final Map<ServerName, List<RegionInfo>> result = new HashMap<ServerName, List<RegionInfo>>();<a name="line.691"></a> -<span class="sourceLineNo">692</span> for (RegionInfo hri: regions) {<a name="line.692"></a> -<span class="sourceLineNo">693</span> final RegionStateNode node = getRegionStateNode(hri);<a name="line.693"></a> -<span class="sourceLineNo">694</span> if (node == null) continue;<a name="line.694"></a> -<span class="sourceLineNo">695</span><a name="line.695"></a> -<span class="sourceLineNo">696</span> // TODO: State.OPEN<a name="line.696"></a> -<span class="sourceLineNo">697</span> final ServerName serverName = node.getRegionLocation();<a name="line.697"></a> -<span class="sourceLineNo">698</span> if (serverName == null) continue;<a name="line.698"></a> +<span class="sourceLineNo">675</span> }<a name="line.675"></a> +<span class="sourceLineNo">676</span><a name="line.676"></a> +<span class="sourceLineNo">677</span> // ============================================================================================<a name="line.677"></a> +<span class="sourceLineNo">678</span> // TODO:<a name="line.678"></a> +<span class="sourceLineNo">679</span> // ============================================================================================<a name="line.679"></a> +<span class="sourceLineNo">680</span> public List<RegionInfo> getAssignedRegions() {<a name="line.680"></a> +<span class="sourceLineNo">681</span> final List<RegionInfo> result = new ArrayList<RegionInfo>();<a name="line.681"></a> +<span class="sourceLineNo">682</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.682"></a> +<span class="sourceLineNo">683</span> if (!node.isInTransition()) {<a name="line.683"></a> +<span class="sourceLineNo">684</span> result.add(node.getRegionInfo());<a name="line.684"></a> +<span class="sourceLineNo">685</span> }<a name="line.685"></a> +<span class="sourceLineNo">686</span> }<a name="line.686"></a> +<span class="sourceLineNo">687</span> return result;<a name="line.687"></a> +<span class="sourceLineNo">688</span> }<a name="line.688"></a> +<span class="sourceLineNo">689</span><a name="line.689"></a> +<span class="sourceLineNo">690</span> public boolean isRegionInState(final RegionInfo regionInfo, final State... state) {<a name="line.690"></a> +<span class="sourceLineNo">691</span> final RegionStateNode region = getRegionStateNode(regionInfo);<a name="line.691"></a> +<span class="sourceLineNo">692</span> if (region != null) {<a name="line.692"></a> +<span class="sourceLineNo">693</span> synchronized (region) {<a name="line.693"></a> +<span class="sourceLineNo">694</span> return region.isInState(state);<a name="line.694"></a> +<span class="sourceLineNo">695</span> }<a name="line.695"></a> +<span class="sourceLineNo">696</span> }<a name="line.696"></a> +<span class="sourceLineNo">697</span> return false;<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> List<RegionInfo> serverRegions = result.get(serverName);<a name="line.700"></a> -<span class="sourceLineNo">701</span> if (serverRegions == null) {<a name="line.701"></a> -<span class="sourceLineNo">702</span> serverRegions = new ArrayList<RegionInfo>();<a name="line.702"></a> -<span class="sourceLineNo">703</span> result.put(serverName, serverRegions);<a name="line.703"></a> -<span class="sourceLineNo">704</span> }<a name="line.704"></a> -<span class="sourceLineNo">705</span><a name="line.705"></a> -<span class="sourceLineNo">706</span> serverRegions.add(node.getRegionInfo());<a name="line.706"></a> -<span class="sourceLineNo">707</span> }<a name="line.707"></a> -<span class="sourceLineNo">708</span> return result;<a name="line.708"></a> +<span class="sourceLineNo">700</span> public boolean isRegionOnline(final RegionInfo regionInfo) {<a name="line.700"></a> +<span class="sourceLineNo">701</span> return isRegionInState(regionInfo, State.OPEN);<a name="line.701"></a> +<span class="sourceLineNo">702</span> }<a name="line.702"></a> +<span class="sourceLineNo">703</span><a name="line.703"></a> +<span class="sourceLineNo">704</span> /**<a name="line.704"></a> +<span class="sourceLineNo">705</span> * @return True if region is offline (In OFFLINE or CLOSED state).<a name="line.705"></a> +<span class="sourceLineNo">706</span> */<a name="line.706"></a> +<span class="sourceLineNo">707</span> public boolean isRegionOffline(final RegionInfo regionInfo) {<a name="line.707"></a> +<span class="sourceLineNo">708</span> return isRegionInState(regionInfo, State.OFFLINE, State.CLOSED);<a name="line.708"></a> <span class="sourceLineNo">709</span> }<a name="line.709"></a> <span class="sourceLineNo">710</span><a name="line.710"></a> -<span class="sourceLineNo">711</span> public Map<RegionInfo, ServerName> getRegionAssignments() {<a name="line.711"></a> -<span class="sourceLineNo">712</span> final HashMap<RegionInfo, ServerName> assignments = new HashMap<RegionInfo, ServerName>();<a name="line.712"></a> -<span class="sourceLineNo">713</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.713"></a> -<span class="sourceLineNo">714</span> assignments.put(node.getRegionInfo(), node.getRegionLocation());<a name="line.714"></a> -<span class="sourceLineNo">715</span> }<a name="line.715"></a> -<span class="sourceLineNo">716</span> return assignments;<a name="line.716"></a> -<span class="sourceLineNo">717</span> }<a name="line.717"></a> -<span class="sourceLineNo">718</span><a name="line.718"></a> -<span class="sourceLineNo">719</span> public Map<RegionState.State, List<RegionInfo>> getRegionByStateOfTable(TableName tableName) {<a name="line.719"></a> -<span class="sourceLineNo">720</span> final State[] states = State.values();<a name="line.720"></a> -<span class="sourceLineNo">721</span> final Map<RegionState.State, List<RegionInfo>> tableRegions =<a name="line.721"></a> -<span class="sourceLineNo">722</span> new HashMap<State, List<RegionInfo>>(states.length);<a name="line.722"></a> -<span class="sourceLineNo">723</span> for (int i = 0; i < states.length; ++i) {<a name="line.723"></a> -<span class="sourceLineNo">724</span> tableRegions.put(states[i], new ArrayList<RegionInfo>());<a name="line.724"></a> -<span class="sourceLineNo">725</span> }<a name="line.725"></a> -<span class="sourceLineNo">726</span><a name="line.726"></a> -<span class="sourceLineNo">727</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.727"></a> -<span class="sourceLineNo">728</span> if (node.getTable().equals(tableName)) {<a name="line.728"></a> -<span class="sourceLineNo">729</span> tableRegions.get(node.getState()).add(node.getRegionInfo());<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> -<span class="sourceLineNo">732</span> return tableRegions;<a name="line.732"></a> -<span class="sourceLineNo">733</span> }<a name="line.733"></a> -<span class="sourceLineNo">734</span><a name="line.734"></a> -<span class="sourceLineNo">735</span> public ServerName getRegionServerOfRegion(final RegionInfo regionInfo) {<a name="line.735"></a> -<span class="sourceLineNo">736</span> final RegionStateNode region = getRegionStateNode(regionInfo);<a name="line.736"></a> -<span class="sourceLineNo">737</span> if (region != null) {<a name="line.737"></a> -<span class="sourceLineNo">738</span> synchronized (region) {<a name="line.738"></a> -<span class="sourceLineNo">739</span> ServerName server = region.getRegionLocation();<a name="line.739"></a> -<span class="sourceLineNo">740</span> return server != null ? server : region.getLastHost();<a name="line.740"></a> -<span class="sourceLineNo">741</span> }<a name="line.741"></a> -<span class="sourceLineNo">742</span> }<a name="line.742"></a> -<span class="sourceLineNo">743</span> return null;<a name="line.743"></a> -<span class="sourceLineNo">744</span> }<a name="line.744"></a> -<span class="sourceLineNo">745</span><a name="line.745"></a> -<span class="sourceLineNo">746</span> /**<a name="line.746"></a> -<span class="sourceLineNo">747</span> * This is an EXPENSIVE clone. Cloning though is the safest thing to do.<a name="line.747"></a> -<span class="sourceLineNo">748</span> * Can't let out original since it can change and at least the load balancer<a name="line.748"></a> -<span class="sourceLineNo">749</span> * wants to iterate this exported list. We need to synchronize on regions<a name="line.749"></a> -<span class="sourceLineNo">750</span> * since all access to this.servers is under a lock on this.regions.<a name="line.750"></a> -<span class="sourceLineNo">751</span> * @param forceByCluster a flag to force to aggregate the server-load to the cluster level<a name="line.751"></a> -<span class="sourceLineNo">752</span> * @return A clone of current assignments by table.<a name="line.752"></a> -<span class="sourceLineNo">753</span> */<a name="line.753"></a> -<span class="sourceLineNo">754</span> public Map<TableName, Map<ServerName, List<RegionInfo>>> getAssignmentsByTable(<a name="line.754"></a> -<span class="sourceLineNo">755</span> final boolean forceByCluster) {<a name="line.755"></a> -<span class="sourceLineNo">756</span> if (!forceByCluster) return getAssignmentsByTable();<a name="line.756"></a> -<span class="sourceLineNo">757</span><a name="line.757"></a> -<span class="sourceLineNo">758</span> final HashMap<ServerName, List<RegionInfo>> ensemble =<a name="line.758"></a> -<span class="sourceLineNo">759</span> new HashMap<ServerName, List<RegionInfo>>(serverMap.size());<a name="line.759"></a> -<span class="sourceLineNo">760</span> for (ServerStateNode serverNode: serverMap.values()) {<a name="line.760"></a> -<span class="sourceLineNo">761</span> ensemble.put(serverNode.getServerName(), serverNode.getRegionInfoList());<a name="line.761"></a> -<span class="sourceLineNo">762</span> }<a name="line.762"></a> -<span class="sourceLineNo">763</span><a name="line.763"></a> -<span class="sourceLineNo">764</span> // TODO: can we use Collections.singletonMap(HConstants.ENSEMBLE_TABLE_NAME, ensemble)?<a name="line.764"></a> -<span class="sourceLineNo">765</span> final Map<TableName, Map<ServerName, List<RegionInfo>>> result =<a name="line.765"></a> -<span class="sourceLineNo">766</span> new HashMap<TableName, Map<ServerName, List<RegionInfo>>>(1);<a name="line.766"></a> -<span class="sourceLineNo">767</span> result.put(HConstants.ENSEMBLE_TABLE_NAME, ensemble);<a name="line.767"></a> -<span class="sourceLineNo">768</span> return result;<a name="line.768"></a> -<span class="sourceLineNo">769</span> }<a name="line.769"></a> -<span class="sourceLineNo">770</span><a name="line.770"></a> -<span class="sourceLineNo">771</span> public Map<TableName, Map<ServerName, List<RegionInfo>>> getAssignmentsByTable() {<a name="line.771"></a> -<span class="sourceLineNo">772</span> final Map<TableName, Map<ServerName, List<RegionInfo>>> result = new HashMap<>();<a name="line.772"></a> -<span class="sourceLineNo">773</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.773"></a> -<span class="sourceLineNo">774</span> Map<ServerName, List<RegionInfo>> tableResult = result.get(node.getTable());<a name="line.774"></a> -<span class="sourceLineNo">775</span> if (tableResult == null) {<a name="line.775"></a> -<span class="sourceLineNo">776</span> tableResult = new HashMap<ServerName, List<RegionInfo>>();<a name="line.776"></a> -<span class="sourceLineNo">777</span> result.put(node.getTable(), tableResult);<a name="line.777"></a> -<span class="sourceLineNo">778</span> }<a name="line.778"></a> +<span class="sourceLineNo">711</span> public Map<ServerName, List<RegionInfo>> getSnapShotOfAssignment(<a name="line.711"></a> +<span class="sourceLineNo">712</span> final Collection<RegionInfo> regions) {<a name="line.712"></a> +<span class="sourceLineNo">713</span> final Map<ServerName, List<RegionInfo>> result = new HashMap<ServerName, List<RegionInfo>>();<a name="line.713"></a> +<span class="sourceLineNo">714</span> for (RegionInfo hri: regions) {<a name="line.714"></a> +<span class="sourceLineNo">715</span> final RegionStateNode node = getRegionStateNode(hri);<a name="line.715"></a> +<span class="sourceLineNo">716</span> if (node == null) continue;<a name="line.716"></a> +<span class="sourceLineNo">717</span><a name="line.717"></a> +<span class="sourceLineNo">718</span> // TODO: State.OPEN<a name="line.718"></a> +<span class="sourceLineNo">719</span> final ServerName serverName = node.getRegionLocation();<a name="line.719"></a> +<span class="sourceLineNo">720</span> if (serverName == null) continue;<a name="line.720"></a> +<span class="sourceLineNo">721</span><a name="line.721"></a> +<span class="sourceLineNo">722</span> List<RegionInfo> serverRegions = result.get(serverName);<a name="line.722"></a> +<span class="sourceLineNo">723</span> if (serverRegions == null) {<a name="line.723"></a> +<span class="sourceLineNo">724</span> serverRegions = new ArrayList<RegionInfo>();<a name="line.724"></a> +<span class="sourceLineNo">725</span> result.put(serverName, serverRegions);<a name="line.725"></a> +<span class="sourceLineNo">726</span> }<a name="line.726"></a> +<span class="sourceLineNo">727</span><a name="line.727"></a> +<span class="sourceLineNo">728</span> serverRegions.add(node.getRegionInfo());<a name="line.728"></a> +<span class="sourceLineNo">729</span> }<a name="line.729"></a> +<span class="sourceLineNo">730</span> return result;<a name="line.730"></a> +<span class="sourceLineNo">731</span> }<a name="line.731"></a> +<span class="sourceLineNo">732</span><a name="line.732"></a> +<span class="sourceLineNo">733</span> public Map<RegionInfo, ServerName> getRegionAssignments() {<a name="line.733"></a> +<span class="sourceLineNo">734</span> final HashMap<RegionInfo, ServerName> assignments = new HashMap<RegionInfo, ServerName>();<a name="line.734"></a> +<span class="sourceLineNo">735</span> for (RegionStateNode node: regionsMap.values()) {<a name="line.735"></a> +<span class="sourceLineNo">736</span> assignments.put(node.getRegionInfo(), node.getRegionLocation());<a name="line.736"></a> +<span class="sourceLineNo">737</span> }<a name="line.737"></a> +<span class="sourceLineNo">738</span> return assignments;<a name="line.738"></a> +<span class="sourceLineNo">739</span> }<a name="line.739"></a> +<span class="sourceLineNo">740</span><a name="line.740"></a> +<span class="sourceLineNo">741</span> public Map<RegionState.State, List<RegionInfo>> getRegionByStateOfTable(TableName tableName) {<a name="line.741"></a> +<span class="sourceLineNo">742</span> final State[] states = State.values();<a name="line.742"></a> +<span class="sourceLineNo">743</span> final Map<RegionState.State, List<RegionInfo>> tableRegions =<a name="line.743"></a> +<span class="sourceLineNo">744</span> new HashMap<State, List<RegionInfo>>(states.length);<a name="line.744"></a> +<span class="sourceLineNo">745</span> for (int i = 0; i < states.length; ++i) {<a name="line.745"></a> +<span class="sourceLineNo">746</span> tableRegions.put(states[i], new ArrayList<RegionInfo>());<a name="line.746"></a> +<span class="sourceLineNo">747</span> }<a name="line.747"></a> +<span class="sourceLineNo">748</span><a name="line.748"></a> +<span class="sourceLineNo">749</span> for (RegionStateNode node: regionsMap.values()) {<a 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name="line.760"></a> +<span class="sourceLineNo">761</span> ServerName server = region.getRegionLocation();<a name="line.761"></a> +<span class="sourceLineNo">762</span> return server != null ? server : region.getLastHost();<a name="line.762"></a> +<span class="sourceLineNo">763</span> }<a name="line.763"></a> +<span class="sourceLineNo">764</span> }<a name="line.764"></a> +<span class="sourceLineNo">765</span> return null;<a name="line.765"></a> +<span class="sourceLineNo">766</span> }<a name="line.766"></a> +<span class="sourceLineNo">767</span><a name="line.767"></a> +<span class="sourceLineNo">768</span> /**<a name="line.768"></a> +<span class="sourceLineNo">769</span> * This is an EXPENSIVE clone. Cloning though is the safest thing to do.<a name="line.769"></a> +<span class="sourceLineNo">770</span> * Can't let out original since it can change and at least the load balancer<a name="line.770"></a> +<span class="sourceLineNo">771</span> * wants to iterate this exported list. 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<TRUNCATED>
