org.apache.hadoop.hbase.regionserver

Interface ReplicationService

All Known Subinterfaces:

ReplicationSinkService, ReplicationSourceService

All Known Implementing Classes:

Replication

@InterfaceAudience.Private
public interface ReplicationService

Gateway to Cluster Replication. Used by HRegionServer. One such application is a cross-datacenter replication service that can keep two hbase clusters in sync.

Method Summary

Modifier and Type	Method and Description
void	initialize(Server rs, org.apache.hadoop.fs.FileSystem fs, org.apache.hadoop.fs.Path logdir, org.apache.hadoop.fs.Path oldLogDir, WALProvider walProvider) Initializes the replication service object.
ReplicationLoad	refreshAndGetReplicationLoad() Refresh and Get ReplicationLoad
void	startReplicationService() Start replication services.
void	stopReplicationService() Stops replication service.

Method Detail

initialize

void initialize(Server rs,
                org.apache.hadoop.fs.FileSystem fs,
                org.apache.hadoop.fs.Path logdir,
                org.apache.hadoop.fs.Path oldLogDir,
                WALProvider walProvider)
         throws IOException

Initializes the replication service object.

Parameters:

walProvider - can be null if not initialized inside a live region server environment, for example, ReplicationSyncUp.

Throws:

IOException

startReplicationService

void startReplicationService()
                      throws IOException

Start replication services.

Throws:

IOException

stopReplicationService

void stopReplicationService()

Stops replication service.

refreshAndGetReplicationLoad

ReplicationLoad refreshAndGetReplicationLoad()

Refresh and Get ReplicationLoad