| Interface | Description |
|---|---|
| Abortable |
Interface to support the aborting of a given server or client.
|
| Cell |
The unit of storage in HBase consisting of the following fields:
|
| CellBuilder |
Use
CellBuilderFactory to get CellBuilder instance. |
| CellComparator |
Comparator for comparing cells and has some specialized methods that allows comparing individual
cell components like row, family, qualifier and timestamp
|
| CellScannable |
Implementer can return a CellScanner over its Cell content.
|
| CellScanner |
An interface for iterating through a sequence of cells.
|
| ClusterMetrics |
Metrics information on the HBase cluster.
|
| CompoundConfiguration.ImmutableConfigMap | |
| CoordinatedStateManager |
Implementations of this interface will keep and return to clients implementations of classes
providing API to execute coordinated operations.
|
| Coprocessor |
Base interface for the 4 coprocessors - MasterCoprocessor, RegionCoprocessor,
RegionServerCoprocessor, and WALCoprocessor.
|
| CoprocessorEnvironment<C extends Coprocessor> |
Coprocessor environment state.
|
| ExtendedCell |
Extension to
Cell with server side required functions. |
| ExtendedCellBuilder |
For internal purpose.
|
| HDFSBlocksDistribution.Visitor |
Implementations 'visit' hostAndWeight.
|
| KeyValue.SamePrefixComparator<T> |
Avoids redundant comparisons for better performance.
|
| MetaCellComparator.Compare<L,R> | |
| MetaCellComparator.SearchDelimiter<T> | |
| MetaCellComparator.SearchDelimiterInReverse<T> | |
| MetaTableAccessor.CloseableVisitor |
Implementations 'visit' a catalog table row but with close() at the end.
|
| MetaTableAccessor.Visitor |
Implementations 'visit' a catalog table row.
|
| RawCell |
An extended version of Cell that allows CPs manipulate Tags.
|
| RawCellBuilder |
Allows creating a cell with
Tag An instance of this type can be acquired by using
RegionCoprocessorEnvironment#getCellBuilder (for prod code) and RawCellBuilderFactory
(for unit tests). |
| RegionMetrics |
Encapsulates per-region load metrics.
|
| RegionStateListener |
The listener interface for receiving region state events.
|
| Server |
Defines a curated set of shared functions implemented by HBase servers (Masters and
RegionServers).
|
| ServerMetrics |
This class is used for exporting current state of load on a RegionServer.
|
| ServerTask |
Information about active monitored server tasks
|
| Stoppable |
Implementers are Stoppable.
|
| TableDescriptors |
Get, remove and modify table descriptors.
|
| Tag |
Tags are part of cells and helps to add metadata about them.
|
| TagBuilder |
Builder implementation to create
Tag Call setTagValue(byte[]) method to create
ArrayBackedTag |
| UserMetrics |
Encapsulates per-user load metrics.
|
| UserMetrics.ClientMetrics |
| Class | Description |
|---|---|
| ArrayBackedTag |
This is a
Tag implementation in which value is backed by an on heap byte array. |
| AsyncMetaTableAccessor |
The asynchronous meta table accessor.
|
| AsyncMetaTableAccessor.MetaTableScanResultConsumer | |
| AuthUtil | Deprecated
since 2.2.0, to be marked as
InterfaceAudience.Private in 4.0.0. |
| BaseConfigurable |
HBase version of Hadoop's Configured class that doesn't initialize the configuration via
BaseConfigurable.setConf(Configuration) in the constructor, but only sets the configuration through the
BaseConfigurable.setConf(Configuration) method |
| ByteBufferExtendedCell |
This class is a server side extension to the
Cell interface. |
| ByteBufferKeyOnlyKeyValue |
This is a key only Cell implementation which is identical to
KeyValue.KeyOnlyKeyValue
with respect to key serialization but have its data in the form of Byte buffer (onheap and
offheap). |
| ByteBufferKeyValue |
This Cell is an implementation of
ByteBufferExtendedCell where the data resides in off
heap/ on heap ByteBuffer |
| ByteBufferTag |
This is a
Tag implementation in which value is backed by ByteBuffer |
| CacheEvictionStats | |
| CacheEvictionStatsAggregator |
Used to merge CacheEvictionStats.
|
| CacheEvictionStatsBuilder | |
| CellBuilderFactory |
Create a CellBuilder instance.
|
| CellComparatorImpl |
Compare two HBase cells.
|
| CellUtil |
Utility methods helpful for slinging
Cell instances. |
| ChoreService |
ChoreService is a service that can be used to schedule instances of
ScheduledChore to run
periodically while sharing threads. |
| ChoreService.ChoreServiceThreadFactory |
Custom ThreadFactory used with the ScheduledThreadPoolExecutor so that all the threads are
daemon threads, and thus, don't prevent the JVM from shutting down
|
| ClusterId |
The identifier for this cluster.
|
| ClusterMetricsBuilder | |
| ClusterMetricsBuilder.ClusterMetricsImpl | |
| ClusterStatus | Deprecated
As of release 2.0.0, this will be removed in HBase 3.0.0 Use
ClusterMetrics
instead. |
| CompatibilityFactory |
Class that will create many instances of classes provided by the hbase-hadoop{1|2}-compat jars.
|
| CompatibilitySingletonFactory |
Factory for classes supplied by hadoop compatibility modules.
|
| CompoundConfiguration |
Do a shallow merge of multiple KV configuration pools.
|
| CompoundConfiguration.ImmutableConfWrapper | |
| DaemonThreadFactory |
Thread factory that creates daemon threads
|
| ExtendedCellBuilderFactory | |
| ExtendedCellBuilderImpl | |
| HBaseConfiguration |
Adds HBase configuration files to a Configuration
|
| HBaseInterfaceAudience |
This class defines constants for different classes of hbase limited private apis
|
| HColumnDescriptor | Deprecated |
| HConstants |
HConstants holds a bunch of HBase-related constants
|
| HDFSBlocksDistribution |
Data structure to describe the distribution of HDFS blocks among hosts.
|
| HDFSBlocksDistribution.HostAndWeight |
Stores the hostname and weight for that hostname.
|
| HDFSBlocksDistribution.HostAndWeight.WeightComparator |
Comparator used to sort hosts based on weight
|
| HealthCheckChore |
The Class HealthCheckChore for running health checker regularly.
|
| HealthChecker |
A utility for executing an external script that checks the health of the node.
|
| HealthReport |
The Class HealthReport containing information about health of the node.
|
| HRegionInfo | Deprecated
As of release 2.0.0, this will be removed in HBase 3.0.0.
|
| HRegionLocation |
Data structure to hold RegionInfo and the address for the hosting HRegionServer.
|
| HTableDescriptor | Deprecated
As of release 2.0.0, this will be removed in HBase 3.0.0.
|
| IndividualBytesFieldCell | |
| IndividualBytesFieldCellBuilder | |
| JitterScheduledThreadPoolExecutorImpl |
ScheduledThreadPoolExecutor that will add some jitter to the RunnableScheduledFuture.getDelay.
|
| JMXListener |
Pluggable JMX Agent for HBase(to fix the 2 random TCP ports issue of the out-of-the-box JMX
Agent): 1)connector port can share with the registry port if SSL is OFF 2)support password
authentication 3)support subset of SSL (with default configuration)
|
| KeyValue |
An HBase Key/Value.
|
| KeyValue.KeyOnlyKeyValue |
A simple form of KeyValue that creates a keyvalue with only the key part of the byte[] Mainly
used in places where we need to compare two cells.
|
| KeyValue.KVComparator | Deprecated
: Use
CellComparatorImpl. |
| KeyValue.MetaComparator | Deprecated
:
MetaCellComparator.META_COMPARATOR to be used. |
| KeyValueBuilder | |
| KeyValueTestUtil | |
| KeyValueUtil |
static convenience methods for dealing with KeyValues and collections of KeyValues
|
| LocalHBaseCluster |
This class creates a single process HBase cluster.
|
| MetaCellComparator | |
| MetaRegionLocationCache |
A cache of meta region location metadata.
|
| MetaTableAccessor |
Read/write operations on
hbase:meta region as well as assignment information stored
to hbase:meta. |
| MetaTableAccessor.CollectAllVisitor |
Collects all returned.
|
| MetaTableAccessor.CollectingVisitor<T> |
A
MetaTableAccessor.Visitor that collects content out of passed Result. |
| MetaTableAccessor.DefaultVisitorBase |
A Visitor that skips offline regions and split parents
|
| MetaTableAccessor.ReplicationBarrierResult | |
| MetaTableAccessor.TableVisitorBase |
A Visitor for a table.
|
| NamespaceDescriptor |
Namespace POJO class.
|
| NamespaceDescriptor.Builder | |
| NoTagsByteBufferKeyValue |
An extension of the ByteBufferKeyValue where the tags length is always 0
|
| NoTagsKeyValue |
An extension of the KeyValue where the tags length is always 0
|
| PrivateCellUtil |
Utility methods helpful slinging
Cell instances. |
| PrivateCellUtil.EmptyByteBufferExtendedCell |
These cells are used in reseeks/seeks to improve the read performance.
|
| PrivateCellUtil.EmptyCell |
These cells are used in reseeks/seeks to improve the read performance.
|
| PrivateCellUtil.FirstOnRowByteBufferExtendedCell | |
| PrivateCellUtil.FirstOnRowCell | |
| PrivateCellUtil.FirstOnRowColByteBufferExtendedCell | |
| PrivateCellUtil.FirstOnRowColCell | |
| PrivateCellUtil.FirstOnRowColTSByteBufferExtendedCell | |
| PrivateCellUtil.FirstOnRowColTSCell | |
| PrivateCellUtil.FirstOnRowDeleteFamilyCell | |
| PrivateCellUtil.LastOnRowByteBufferExtendedCell | |
| PrivateCellUtil.LastOnRowCell | |
| PrivateCellUtil.LastOnRowColByteBufferExtendedCell | |
| PrivateCellUtil.LastOnRowColCell | |
| PrivateCellUtil.TagRewriteByteBufferExtendedCell | |
| PrivateCellUtil.TagRewriteCell |
This can be used when a Cell has to change with addition/removal of one or more tags.
|
| PrivateCellUtil.ValueAndTagRewriteByteBufferExtendedCell | |
| PrivateCellUtil.ValueAndTagRewriteCell | |
| RawCellBuilderFactory |
Factory for creating cells for CPs.
|
| RegionLoad | Deprecated
As of release 2.0.0, this will be removed in HBase 3.0.0 Use
RegionMetrics
instead. |
| RegionLocations |
Container for holding a list of
HRegionLocation's that correspond to the same range. |
| RegionMetricsBuilder | |
| RegionMetricsBuilder.RegionMetricsImpl | |
| RSGroupTableAccessor |
Read rs group information from
hbase:rsgroup. |
| ScheduledChore |
ScheduledChore is a task performed on a period in hbase.
|
| ServerLoad | Deprecated
As of release 2.0.0, this will be removed in HBase 3.0.0 Use
ServerMetrics
instead. |
| ServerMetricsBuilder | |
| ServerMetricsBuilder.ServerMetricsImpl | |
| ServerName |
Name of a particular incarnation of an HBase Server.
|
| ServerTaskBuilder |
Builder for information about active monitored server tasks
|
| ServerTaskBuilder.ServerTaskImpl | |
| SharedConnection |
Wraps a Connection to make it can't be closed or aborted.
|
| Size |
It is used to represent the size with different units.
|
| SizeCachedByteBufferKeyValue |
This Cell is an implementation of
ByteBufferExtendedCell where the data resides in off
heap/ on heap ByteBuffer |
| SizeCachedKeyValue |
This class is an extension to KeyValue where rowLen and keyLen are cached.
|
| SizeCachedNoTagsByteBufferKeyValue |
This Cell is an implementation of
ByteBufferExtendedCell where the data resides in off
heap/ on heap ByteBuffer |
| SizeCachedNoTagsKeyValue |
This class is an extension to ContentSizeCachedKeyValue where there are no tags in Cell.
|
| SplitLogCounters | Deprecated
since 2.4.0 and in 3.0.0, to be removed in 4.0.0, replaced by procedure-based
distributed WAL splitter, see SplitWALManager
|
| SplitLogTask | Deprecated
since 2.4.0 and in 3.0.0, to be removed in 4.0.0, replaced by procedure-based
distributed WAL splitter, see SplitWALManager
|
| SplitLogTask.Done | |
| SplitLogTask.Err | |
| SplitLogTask.Owned | |
| SplitLogTask.Resigned | |
| SplitLogTask.Unassigned | |
| SslRMIClientSocketFactorySecure |
Avoid SSL V3.0 "Poodle" Vulnerability - CVE-2014-3566
|
| SslRMIServerSocketFactorySecure |
Avoid SSL V3.0 "Poodle" Vulnerability - CVE-2014-3566
|
| TableName |
Immutable POJO class for representing a table name.
|
| TagBuilderFactory |
Factory to create Tags.
|
| TagBuilderImpl | |
| TagType | |
| TagUtil | |
| UserMetricsBuilder | |
| UserMetricsBuilder.ClientMetricsImpl | |
| UserMetricsBuilder.UserMetricsImpl | |
| ZKNamespaceManager |
Class servers two purposes: 1.
|
| ZNodeClearer |
Contains a set of methods for the collaboration between the start/stop scripts and the servers.
|
| Enum | Description |
|---|---|
| CatalogReplicaMode |
There are two modes with catalog replica support.
|
| Cell.Type |
The valid types for user to build the cell.
|
| CellBuilderType |
Used by
CellBuilderFactory and ExtendedCellBuilderFactory. |
| ClusterMetrics.Option |
Kinds of ClusterMetrics
|
| CompareOperator |
Generic set of comparison operators.
|
| CompatibilitySingletonFactory.SingletonStorage | |
| Coprocessor.State |
Lifecycle state of a given coprocessor instance.
|
| HConstants.OperationStatusCode |
Status codes used for return values of bulk operations.
|
| HealthChecker.HealthCheckerExitStatus | |
| KeepDeletedCells |
Ways to keep cells marked for delete around.
|
| KeyValue.Type |
Key type.
|
| MemoryCompactionPolicy |
Enum describing all possible memory compaction policies
|
| MetaRegionLocationCache.ZNodeOpType | |
| MetaTableAccessor.QueryType | |
| ServerTask.State |
Task state
|
| Size.Unit |
| Exception | Description |
|---|---|
| CallDroppedException |
Returned to the clients when their request was discarded due to server being overloaded.
|
| CallQueueTooBigException |
Returned to clients when their request was dropped because the call queue was too big to accept a
new call.
|
| ClockOutOfSyncException |
This exception is thrown by the master when a region server clock skew is too high.
|
| ConcurrentTableModificationException |
Thrown when a table has been modified concurrently
|
| DoNotRetryIOException |
Subclass if exception is not meant to be retried: e.g.
|
| DroppedSnapshotException |
Thrown during flush if the possibility snapshot content was not properly persisted into store
files.
|
| FailedCloseWALAfterInitializedErrorException |
Throw when failed cleanup unsuccessful initialized wal
|
| HBaseIOException |
All hbase specific IOExceptions should be subclasses of HBaseIOException
|
| HBaseServerException |
Base class for exceptions thrown by an HBase server.
|
| InvalidFamilyOperationException |
Thrown if a request is table schema modification is requested but made for an invalid family
name.
|
| MasterNotRunningException |
Thrown if the master is not running
|
| MultiActionResultTooLarge |
Exception thrown when the result needs to be chunked on the server side.
|
| NamespaceExistException |
Thrown when a namespace exists but should not
|
| NamespaceNotFoundException |
Thrown when a namespace can not be located
|
| NotAllMetaRegionsOnlineException |
Thrown when an operation requires the root and all meta regions to be online
|
| NotServingRegionException |
Thrown by a region server if it is sent a request for a region it is not serving.
|
| PleaseHoldException |
This exception is thrown by the master when a region server was shut down and restarted so fast
that the master still hasn't processed the server shutdown of the first instance, or when master
is initializing and client call admin operations, or when an operation is performed on a region
server that is still starting.
|
| PleaseRestartMasterException |
Thrown if the master requires restart.
|
| RegionException |
Thrown when something happens related to region handling.
|
| RegionTooBusyException |
Thrown by a region server if it will block and wait to serve a request.
|
| ReplicationPeerNotFoundException |
Thrown when a replication peer can not be found
|
| RetryImmediatelyException | |
| ServiceNotRunningException | |
| TableExistsException |
Thrown when a table exists but should not.
|
| TableInfoMissingException |
Failed to find
.tableinfo file under the table directory. |
| TableNotDisabledException |
Thrown if a table should be offline but is not.
|
| TableNotEnabledException |
Thrown if a table should be enabled but is not.
|
| TableNotFoundException |
Thrown when a table cannot be located.
|
| UnknownRegionException |
Thrown when we are asked to operate on a region we know nothing about.
|
| UnknownScannerException |
Thrown if a region server is passed an unknown scanner ID.
|
| YouAreDeadException |
This exception is thrown by the master when a region server reports and is already being
processed as dead.
|
| ZooKeeperConnectionException |
Thrown if the client can't connect to ZooKeeper.
|
| Annotation Type | Description |
|---|---|
| MetaMutationAnnotation |
The field or the parameter to which this annotation can be applied only when it holds mutations
for hbase:meta table.
|
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