Uses of Class
org.apache.hadoop.hbase.RegionLocations

Packages that use RegionLocations

Package	Description
org.apache.hadoop.hbase
org.apache.hadoop.hbase.client	Provides HBase Client
org.apache.hadoop.hbase.master.janitor

Uses of RegionLocations in org.apache.hadoop.hbase

Methods in org.apache.hadoop.hbase that return RegionLocations

Modifier and Type	Method	Description
static RegionLocations	MetaTableAccessor.getRegionLocations(Result r)	Returns an HRegionLocationList extracted from the result.
RegionLocations	RegionLocations.mergeLocations(RegionLocations other)	Merges this RegionLocations list with the given list assuming same range, and keeping the most up to date version of the HRegionLocation entries from either list according to seqNum.
RegionLocations	RegionLocations.remove(int replicaId)	Removes location of the given replicaId from the list
RegionLocations	RegionLocations.remove(HRegionLocation location)	Removes the given location from the list
RegionLocations	RegionLocations.removeByServer(ServerName serverName)	Returns a new RegionLocations with the locations removed (set to null) which have the destination server as given.
RegionLocations	RegionLocations.removeElementsWithNullLocation()	Set the element to null if its getServerName method returns null.
RegionLocations	RegionLocations.updateLocation(HRegionLocation location, boolean checkForEquals, boolean force)	Updates the location with new only if the new location has a higher seqNum than the old one or force is true.

Methods in org.apache.hadoop.hbase that return types with arguments of type RegionLocations

Modifier and Type	Method	Description
private static Optional<RegionLocations>	AsyncMetaTableAccessor.getRegionLocations(Result r)	Returns an HRegionLocationList extracted from the result.

Methods in org.apache.hadoop.hbase with parameters of type RegionLocations

Modifier and Type	Method	Description
RegionLocations	RegionLocations.mergeLocations(RegionLocations other)	Merges this RegionLocations list with the given list assuming same range, and keeping the most up to date version of the HRegionLocation entries from either list according to seqNum.

Uses of RegionLocations in org.apache.hadoop.hbase.client

Fields in org.apache.hadoop.hbase.client declared as RegionLocations

Modifier and Type	Field	Description
private final RegionLocations	AsyncNonMetaRegionLocator.RegionLocationsFutureResult.result

Fields in org.apache.hadoop.hbase.client with type parameters of type RegionLocations

Modifier and Type	Field	Description
private final Map<AsyncNonMetaRegionLocator.LocateRequest,CompletableFuture<RegionLocations>>	AsyncNonMetaRegionLocator.TableCache.allRequests
private final ConcurrentNavigableMap<byte[],RegionLocations>	AsyncRegionLocationCache.cache
private final ConcurrentMap<TableName,ConcurrentNavigableMap<byte[],RegionLocations>>	MetaCache.cachedRegionLocations	Map of table to table HRegionLocations.
private final CompletableFuture<RegionLocations>	AsyncNonMetaRegionLocator.RegionLocationsFutureResult.future
private final AtomicReference<RegionLocations>	AsyncMetaRegionLocator.metaRegionLocations
private final AtomicReference<CompletableFuture<RegionLocations>>	AsyncMetaRegionLocator.metaRelocateFuture

Methods in org.apache.hadoop.hbase.client that return RegionLocations

Modifier and Type	Method	Description
RegionLocations	AsyncRegionLocationCache.add(RegionLocations locs)	Add the given locations to the cache, merging with existing if necessary.
(package private) static RegionLocations	AsyncRegionLocatorHelper.createRegionLocations(HRegionLocation loc)
private RegionLocations	AsyncRequestFutureImpl.findAllLocationsOrFail(Action action, boolean useCache)
RegionLocations	AsyncRegionLocationCache.findForBeforeRow(byte[] row, int replicaId)	Finds the RegionLocations for the region with the greatest startKey strictly less than the given row
RegionLocations	AsyncRegionLocationCache.findForRow(byte[] row, int replicaId)	Finds the RegionLocations for the region with the greatest startKey less than or equal to the given row
RegionLocations	AsyncRegionLocationCache.get(byte[] startKey)	Gets the RegionLocations for a given region's startKey.
(package private) RegionLocations	ConnectionImplementation.getCachedLocation(TableName tableName, byte[] row)	Search the cache for a location that fits our table and row key.
RegionLocations	MetaCache.getCachedLocation(TableName tableName, byte[] row)	Search the cache for a location that fits our table and row key.
(package private) RegionLocations	AsyncNonMetaRegionLocator.getRegionLocationInCache(TableName tableName, byte[] row)
static RegionLocations	RegionAdminServiceCallable.getRegionLocations(ClusterConnection connection, TableName tableName, byte[] row, boolean useCache, int replicaId)
(package private) static RegionLocations	RpcRetryingCallerWithReadReplicas.getRegionLocations(boolean useCache, int replicaId, ClusterConnection cConnection, TableName tableName, byte[] row)
protected final RegionLocations	ScannerCallable.getRegionLocationsForPrepare(byte[] row)	Fetch region locations for the row.
private RegionLocations	AsyncNonMetaRegionLocator.locateInCache(AsyncNonMetaRegionLocator.TableCache tableCache, byte[] row, int replicaId, RegionLocateType locateType)
private RegionLocations	ConnectionImplementation.locateMeta(TableName tableName, boolean useCache, int replicaId)
RegionLocations	ClusterConnection.locateRegion(TableName tableName, byte[] row, boolean useCache, boolean retry)	Gets the locations of the region in the specified table, tableName, for a given row.
RegionLocations	ClusterConnection.locateRegion(TableName tableName, byte[] row, boolean useCache, boolean retry, int replicaId)	Gets the locations of the region in the specified table, tableName, for a given row.
RegionLocations	ConnectionImplementation.locateRegion(TableName tableName, byte[] row, boolean useCache, boolean retry)
RegionLocations	ConnectionImplementation.locateRegion(TableName tableName, byte[] row, boolean useCache, boolean retry, int replicaId)
private RegionLocations	ConnectionImplementation.locateRegionInMeta(TableName tableName, byte[] row, boolean useCache, boolean retry, int replicaId)	Search the hbase:meta table for the HRegionLocation info that contains the table and row we're seeking.
private RegionLocations	AsyncNonMetaRegionLocator.locateRowBeforeInCache(AsyncNonMetaRegionLocator.TableCache tableCache, byte[] row, int replicaId)
private RegionLocations	AsyncNonMetaRegionLocator.locateRowInCache(AsyncNonMetaRegionLocator.TableCache tableCache, byte[] row, int replicaId)
RegionLocations	ClusterConnection.relocateRegion(TableName tableName, byte[] row, int replicaId)	Find the location of the region of tableName that row lives in, ignoring any value that might be in the cache.
RegionLocations	ConnectionImplementation.relocateRegion(TableName tableName, byte[] row, int replicaId)
(package private) static RegionLocations	AsyncRegionLocatorHelper.removeRegionLocation(RegionLocations oldLocs, int replicaId)	Create a new RegionLocations based on the given oldLocs, and remove the location for the given replicaId.
(package private) static RegionLocations	AsyncRegionLocatorHelper.replaceRegionLocation(RegionLocations oldLocs, HRegionLocation loc)	Create a new RegionLocations based on the given oldLocs, and replace the location for the given replicaId with the given loc.
private static RegionLocations	AbstractRpcBasedConnectionRegistry.transformMetaRegionLocations(org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetMetaRegionLocationsResponse resp)	Simple helper to transform the result of getMetaRegionLocations() rpc.

Methods in org.apache.hadoop.hbase.client that return types with arguments of type RegionLocations

Modifier and Type	Method	Description
Collection<RegionLocations>	AsyncRegionLocationCache.getAll()	Returns all cached RegionLocations
CompletableFuture<RegionLocations>	AbstractRpcBasedConnectionRegistry.getMetaRegionLocations()
CompletableFuture<RegionLocations>	ConnectionRegistry.getMetaRegionLocations()	Get the location of meta region(s).
CompletableFuture<RegionLocations>	RegionServerRegistry.getMetaRegionLocations()
CompletableFuture<RegionLocations>	ZKConnectionRegistry.getMetaRegionLocations()	Deprecated.
(package private) CompletableFuture<RegionLocations>	AsyncMetaRegionLocator.getRegionLocations(int replicaId, boolean reload)	Get the region locations for meta region.
(package private) CompletableFuture<RegionLocations>	AsyncNonMetaRegionLocator.getRegionLocations(TableName tableName, byte[] row, int replicaId, RegionLocateType locateType, boolean reload)
(package private) CompletableFuture<RegionLocations>	AsyncRegionLocator.getRegionLocations(TableName tableName, byte[] row, RegionLocateType type, boolean reload, long timeoutNs)
private CompletableFuture<RegionLocations>	AsyncNonMetaRegionLocator.getRegionLocationsInternal(TableName tableName, byte[] row, int replicaId, RegionLocateType locateType, boolean reload)
private ConcurrentNavigableMap<byte[],RegionLocations>	MetaCache.getTableLocations(TableName tableName)	Returns Map of cached locations for passed tableName. Despite being Concurrent, writes to the map should be synchronized because we have cases where we need to make multiple updates atomically.
private List<RegionLocations>	HRegionLocator.listRegionLocations()

Methods in org.apache.hadoop.hbase.client with parameters of type RegionLocations

Modifier and Type	Method	Description
RegionLocations	AsyncRegionLocationCache.add(RegionLocations locs)	Add the given locations to the cache, merging with existing if necessary.
private void	RpcRetryingCallerWithReadReplicas.addCallsForReplica(ResultBoundedCompletionService<Result> cs, RegionLocations rl, int min, int max)	Creates the calls and submit them
private void	MetaCache.addToCachedServers(RegionLocations locations)
void	ClusterConnection.cacheLocation(TableName tableName, RegionLocations location)
void	ConnectionImplementation.cacheLocation(TableName tableName, RegionLocations location)	Put a newly discovered HRegionLocation into the cache.
void	MetaCache.cacheLocation(TableName tableName, RegionLocations locations)	Put a newly discovered HRegionLocation into the cache.
(package private) static void	MetaCacheUtil.cleanProblematicOverlappedRegions(RegionLocations locations, ConcurrentNavigableMap<byte[],RegionLocations> cache)	When caching a location, the region may have been the result of a merge.
List<AsyncNonMetaRegionLocator.RegionLocationsFutureResult>	AsyncNonMetaRegionLocator.TableCache.clearCompletedRequests(RegionLocations locations)
private void	AsyncNonMetaRegionLocator.complete(TableName tableName, AsyncNonMetaRegionLocator.LocateRequest req, RegionLocations locs, Throwable error)
protected final HRegionLocation	ScannerCallable.getLocationForReplica(RegionLocations locs)
(package private) static List<String>	AsyncRegionLocator.getRegionNames(RegionLocations locs)
private boolean	AsyncRegionLocationCache.isEqual(RegionLocations locs1, RegionLocations locs2)
(package private) static boolean	AsyncRegionLocatorHelper.isGood(RegionLocations locs, int replicaId)
(package private) static RegionLocations	AsyncRegionLocatorHelper.removeRegionLocation(RegionLocations oldLocs, int replicaId)	Create a new RegionLocations based on the given oldLocs, and remove the location for the given replicaId.
(package private) static RegionLocations	AsyncRegionLocatorHelper.replaceRegionLocation(RegionLocations oldLocs, HRegionLocation loc)	Create a new RegionLocations based on the given oldLocs, and replace the location for the given replicaId with the given loc.
private static <T> void	ConnectionUtils.sendRequestsToSecondaryReplicas(Function<Integer,CompletableFuture<T>> requestReplica, RegionLocations locs, CompletableFuture<T> future, Optional<MetricsConnection> metrics)
private boolean	AsyncNonMetaRegionLocator.TableCache.tryComplete(AsyncNonMetaRegionLocator.LocateRequest req, CompletableFuture<RegionLocations> future, RegionLocations locations, List<AsyncNonMetaRegionLocator.RegionLocationsFutureResult> futureResultList)

Method parameters in org.apache.hadoop.hbase.client with type arguments of type RegionLocations

Modifier and Type	Method	Description
(package private) static void	MetaCacheUtil.cleanProblematicOverlappedRegions(RegionLocations locations, ConcurrentNavigableMap<byte[],RegionLocations> cache)	When caching a location, the region may have been the result of a merge.
private void	ZKConnectionRegistry.getMetaRegionLocation(CompletableFuture<RegionLocations> future, List<String> metaReplicaZNodes)	Deprecated.
private boolean	AsyncNonMetaRegionLocator.TableCache.tryComplete(AsyncNonMetaRegionLocator.LocateRequest req, CompletableFuture<RegionLocations> future, RegionLocations locations, List<AsyncNonMetaRegionLocator.RegionLocationsFutureResult> futureResultList)
private static void	ZKConnectionRegistry.tryComplete(org.apache.commons.lang3.mutable.MutableInt remaining, Collection<HRegionLocation> locs, CompletableFuture<RegionLocations> future)	Deprecated.

Constructors in org.apache.hadoop.hbase.client with parameters of type RegionLocations

Modifier	Constructor	Description
	RegionLocationsFutureResult(CompletableFuture<RegionLocations> future, RegionLocations result, Throwable e)

Constructor parameters in org.apache.hadoop.hbase.client with type arguments of type RegionLocations

Modifier	Constructor	Description
	RegionLocationsFutureResult(CompletableFuture<RegionLocations> future, RegionLocations result, Throwable e)

Uses of RegionLocations in org.apache.hadoop.hbase.master.janitor

Methods in org.apache.hadoop.hbase.master.janitor with parameters of type RegionLocations

Modifier and Type	Method	Description
private void	ReportMakingVisitor.checkServer(RegionLocations locations)	Run through referenced servers and save off unknown and the dead.