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@InterfaceAudience.Private public interface ReplicationSourceInterface
Interface that defines a replication source
| Method Summary | |
|---|---|
void |
enqueueLog(org.apache.hadoop.fs.Path log)
Add a log to the list of logs to replicate |
org.apache.hadoop.fs.Path |
getCurrentPath()
Get the current log that's replicated |
String |
getPeerClusterId()
Get the id that the source is replicating to. |
String |
getPeerClusterZnode()
Get the id that the source is replicating to |
String |
getStats()
Get a string representation of the current statistics for this source |
void |
init(org.apache.hadoop.conf.Configuration conf,
org.apache.hadoop.fs.FileSystem fs,
ReplicationSourceManager manager,
ReplicationQueues replicationQueues,
ReplicationPeers replicationPeers,
Stoppable stopper,
String peerClusterZnode,
UUID clusterId)
Initializer for the source |
void |
startup()
Start the replication |
void |
terminate(String reason)
End the replication |
void |
terminate(String reason,
Exception cause)
End the replication |
| Method Detail |
|---|
void init(org.apache.hadoop.conf.Configuration conf,
org.apache.hadoop.fs.FileSystem fs,
ReplicationSourceManager manager,
ReplicationQueues replicationQueues,
ReplicationPeers replicationPeers,
Stoppable stopper,
String peerClusterZnode,
UUID clusterId)
throws IOException
conf - the configuration to usefs - the file system to usemanager - the manager to usereplicationQueues - replicationPeers - stopper - the stopper object for this region serverpeerClusterZnode - clusterId -
IOExceptionvoid enqueueLog(org.apache.hadoop.fs.Path log)
log - path to the log to replicateorg.apache.hadoop.fs.Path getCurrentPath()
void startup()
void terminate(String reason)
reason - why it's terminating
void terminate(String reason,
Exception cause)
reason - why it's terminatingcause - the error that's causing itString getPeerClusterZnode()
String getPeerClusterId()
String getStats()
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