接口 org.apache.hadoop.hbase.coprocessor.RegionObserver
的使用

使用RegionObserver的程序包

程序包	说明
org.apache.hadoop.hbase.constraint	Restrict the domain of a data attribute, often times to fulfill business rules/requirements.
org.apache.hadoop.hbase.coprocessor	Table of Contents Overview Coprocessor RegionObserver Endpoint Coprocessor loading Overview Coprocessors are code that runs in-process on each region server.
org.apache.hadoop.hbase.replication.regionserver
org.apache.hadoop.hbase.security.access
org.apache.hadoop.hbase.security.visibility
org.apache.hadoop.hbase.tool

org.apache.hadoop.hbase.constraint中RegionObserver的使用

实现RegionObserver的org.apache.hadoop.hbase.constraint中的类

限定符和类型	类和说明
class	ConstraintProcessor Processes multiple Constraints on a given table.

org.apache.hadoop.hbase.coprocessor中RegionObserver的使用

实现RegionObserver的org.apache.hadoop.hbase.coprocessor中的类

限定符和类型	类和说明
class	BaseMasterAndRegionObserver
class	BaseRegionObserver An abstract class that implements RegionObserver.
class	MetaTableMetrics A coprocessor that collects metrics from meta table.

org.apache.hadoop.hbase.replication.regionserver中RegionObserver的使用

实现RegionObserver的org.apache.hadoop.hbase.replication.regionserver中的类

限定符和类型	类和说明
class	ReplicationObserver An Observer to facilitate replication operations

org.apache.hadoop.hbase.security.access中RegionObserver的使用

实现RegionObserver的org.apache.hadoop.hbase.security.access中的类

限定符和类型	类和说明
class	AccessController Provides basic authorization checks for data access and administrative operations.

org.apache.hadoop.hbase.security.visibility中RegionObserver的使用

实现RegionObserver的org.apache.hadoop.hbase.security.visibility中的类

限定符和类型	类和说明
class	VisibilityController Coprocessor that has both the MasterObserver and RegionObserver implemented that supports in visibility labels

org.apache.hadoop.hbase.tool中RegionObserver的使用

实现RegionObserver的org.apache.hadoop.hbase.tool中的类

限定符和类型	类和说明
class	WriteSinkCoprocessor This coprocessor 'shallows' all the writes.