Uses of Interface
org.apache.hadoop.hbase.client.HConnection

Packages that use HConnection

Package	Description
org.apache.hadoop.hbase
org.apache.hadoop.hbase.client	Provides HBase Client
org.apache.hadoop.hbase.ipc
org.apache.hadoop.hbase.zookeeper

Uses of HConnection in org.apache.hadoop.hbase

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

Modifier and Type	Method and Description
static void	MetaTableAccessor.addDaughter(HConnection hConnection, HRegionInfo regionInfo, ServerName sn, long openSeqNum) Adds a daughter region entry to meta.
static void	MetaTableAccessor.addRegionsToMeta(HConnection hConnection, List<HRegionInfo> regionInfos) Adds a hbase:meta row for each of the specified new regions.
static void	MetaTableAccessor.addRegionToMeta(HConnection hConnection, HRegionInfo regionInfo) Adds a hbase:meta row for the specified new region.
static void	MetaTableAccessor.addRegionToMeta(HConnection hConnection, HRegionInfo regionInfo, HRegionInfo splitA, HRegionInfo splitB) Adds a (single) hbase:meta row for the specified new region and its daughters.
static void	MetaTableAccessor.deleteFromMetaTable(HConnection hConnection, List<Delete> deletes) Delete the passed deletes from the hbase:meta table.
static void	MetaTableAccessor.deleteMergeQualifiers(HConnection hConnection, HRegionInfo mergedRegion) Deletes merge qualifiers for the specified merged region.
static void	MetaTableAccessor.deleteRegion(HConnection hConnection, HRegionInfo regionInfo) Deletes the specified region from META.
static void	MetaTableAccessor.deleteRegions(HConnection hConnection, List<HRegionInfo> regionsInfo) Deletes the specified regions from META.
static List<Result>	MetaTableAccessor.fullScan(HConnection hConnection) Performs a full scan of hbase:meta.
static void	MetaTableAccessor.fullScan(HConnection hConnection, MetaTableAccessor.Visitor visitor) Performs a full scan of hbase:meta.
static void	MetaTableAccessor.fullScan(HConnection hConnection, MetaTableAccessor.Visitor visitor, byte[] startrow) Performs a full scan of a catalog table.
static void	MetaTableAccessor.fullScanMetaAndPrint(HConnection hConnection)
static List<Result>	MetaTableAccessor.fullScanOfMeta(HConnection hConnection) Performs a full scan of a hbase:meta table.
static Pair<HRegionInfo,ServerName>	MetaTableAccessor.getRegion(HConnection hConnection, byte[] regionName) Deprecated. use MetaTableAccessor.getRegionLocation(HConnection, byte[]) instead
static HRegionLocation	MetaTableAccessor.getRegionLocation(HConnection hConnection, byte[] regionName) Returns the HRegionLocation from meta for the given region
static HRegionLocation	MetaTableAccessor.getRegionLocation(HConnection hConnection, HRegionInfo regionInfo) Returns the HRegionLocation from meta for the given region
static Result	MetaTableAccessor.getRegionResult(HConnection hConnection, byte[] regionName) Gets the result in hbase:meta for the specified region.
static Pair<HRegionInfo,HRegionInfo>	MetaTableAccessor.getRegionsFromMergeQualifier(HConnection hConnection, byte[] regionName) Get regions from the merge qualifier of the specified merged region
static NavigableMap<HRegionInfo,Result>	MetaTableAccessor.getServerUserRegions(HConnection hConnection, ServerName serverName)
static List<HRegionInfo>	MetaTableAccessor.getTableRegions(ZooKeeperWatcher zkw, HConnection hConnection, TableName tableName) Gets all of the regions of the specified table.
static List<HRegionInfo>	MetaTableAccessor.getTableRegions(ZooKeeperWatcher zkw, HConnection hConnection, TableName tableName, boolean excludeOfflinedSplitParents) Gets all of the regions of the specified table.
static List<Pair<HRegionInfo,ServerName>>	MetaTableAccessor.getTableRegionsAndLocations(ZooKeeperWatcher zkw, HConnection hConnection, TableName tableName)
static List<Pair<HRegionInfo,ServerName>>	MetaTableAccessor.getTableRegionsAndLocations(ZooKeeperWatcher zkw, HConnection hConnection, TableName tableName, boolean excludeOfflinedSplitParents)
static void	MetaTableAccessor.mergeRegions(HConnection hConnection, HRegionInfo mergedRegion, HRegionInfo regionA, HRegionInfo regionB, ServerName sn) Merge the two regions into one in an atomic operation.
static void	MetaTableAccessor.mutateMetaTable(HConnection hConnection, List<Mutation> mutations) Execute the passed mutations against hbase:meta table.
static void	MetaTableAccessor.mutateRegions(HConnection hConnection, List<HRegionInfo> regionsToRemove, List<HRegionInfo> regionsToAdd) Adds and Removes the specified regions from hbase:meta
static void	MetaTableAccessor.overwriteRegions(HConnection hConnection, List<HRegionInfo> regionInfos) Overwrites the specified regions from hbase:meta
static void	MetaTableAccessor.putsToMetaTable(HConnection hConnection, List<Put> ps) Put the passed ps to the hbase:meta table.
static void	MetaTableAccessor.removeRegionReplicasFromMeta(Set<byte[]> metaRows, int replicaIndexToDeleteFrom, int numReplicasToRemove, HConnection hConnection) Deletes some replica columns corresponding to replicas for the passed rows
static void	MetaTableAccessor.splitRegion(HConnection hConnection, HRegionInfo parent, HRegionInfo splitA, HRegionInfo splitB, ServerName sn) Splits the region into two in an atomic operation.
static boolean	MetaTableAccessor.tableExists(HConnection hConnection, TableName tableName) Checks if the specified table exists.
static void	MetaTableAccessor.updateRegionLocation(HConnection hConnection, HRegionInfo regionInfo, ServerName sn, long updateSeqNum) Updates the location of the specified region in hbase:meta to be the specified server hostname and startcode.

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

Subinterfaces of HConnection in org.apache.hadoop.hbase.client

Modifier and Type	Interface and Description
interface	ClusterConnection Internal methods on HConnection that should not be used by user code.

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

Modifier and Type	Field and Description
protected HConnection	RegionServerCallable.connection

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

Modifier and Type	Method and Description
static HConnection	HConnectionManager.createConnection(org.apache.hadoop.conf.Configuration conf) Deprecated.
static HConnection	HConnectionManager.createConnection(org.apache.hadoop.conf.Configuration conf, ExecutorService pool) Deprecated.
static HConnection	HConnectionManager.createConnection(org.apache.hadoop.conf.Configuration conf, ExecutorService pool, User user) Deprecated.
static HConnection	HConnectionManager.createConnection(org.apache.hadoop.conf.Configuration conf, User user) Deprecated.
static HConnection	ConnectionUtils.createShortCircuitHConnection(HConnection conn, ServerName serverName, AdminProtos.AdminService.BlockingInterface admin, ClientProtos.ClientService.BlockingInterface client) Adapt a HConnection so that it can bypass the RPC layer (serialization, deserialization, networking, etc..) when it talks to a local server.
HConnection	HTable.getConnection() Deprecated. This method will be changed from public to package protected.
HConnection	HBaseAdmin.getConnection()
static HConnection	HConnectionManager.getConnection(org.apache.hadoop.conf.Configuration conf) Deprecated.

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

Modifier and Type	Method and Description
abstract T	HConnectable.connect(HConnection connection)
static HConnection	ConnectionUtils.createShortCircuitHConnection(HConnection conn, ServerName serverName, AdminProtos.AdminService.BlockingInterface admin, ClientProtos.ClientService.BlockingInterface client) Adapt a HConnection so that it can bypass the RPC layer (serialization, deserialization, networking, etc..) when it talks to a local server.
static void	HConnectionManager.deleteStaleConnection(HConnection connection) Deprecated.
static NonceGenerator	ConnectionUtils.injectNonceGeneratorForTesting(HConnection conn, NonceGenerator cnm)

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

Constructor and Description
HBaseAdmin(HConnection connection) Deprecated. Do not use this internal ctor.
HTable(byte[] tableName, HConnection connection, ExecutorService pool) Deprecated. Do not use, internal ctor.
HTable(TableName tableName, HConnection connection, ExecutorService pool) Deprecated. Do not use, internal ctor.
RegionServerCallable(HConnection connection, TableName tableName, byte[] row)

Uses of HConnection in org.apache.hadoop.hbase.ipc

Constructors in org.apache.hadoop.hbase.ipc with parameters of type HConnection

Constructor and Description
MasterCoprocessorRpcChannel(HConnection conn)
RegionCoprocessorRpcChannel(HConnection conn, TableName table, byte[] row)

Uses of HConnection in org.apache.hadoop.hbase.zookeeper

Methods in org.apache.hadoop.hbase.zookeeper with parameters of type HConnection

Modifier and Type	Method and Description
boolean	MetaTableLocator.verifyMetaRegionLocation(HConnection hConnection, ZooKeeperWatcher zkw, long timeout) Verify hbase:meta is deployed and accessible.