Package org.apache.hadoop.hdfs.server.federation.router

Class RouterSnapshot

java.lang.Object

org.apache.hadoop.hdfs.server.federation.router.RouterSnapshot

public class RouterSnapshot
extends java.lang.Object

Module that implements all the RPC calls related to snapshots in ClientProtocol in the RouterRpcServer.

Constructor Summary

Constructors

Constructor	Description
RouterSnapshot(RouterRpcServer server)

Method Summary

Modifier and Type	Method	Description
void	allowSnapshot(java.lang.String snapshotRoot)
java.lang.String	createSnapshot(java.lang.String snapshotRoot, java.lang.String snapshotName)
void	deleteSnapshot(java.lang.String snapshotRoot, java.lang.String snapshotName)
void	disallowSnapshot(java.lang.String snapshotRoot)
org.apache.hadoop.hdfs.protocol.SnapshotDiffReport	getSnapshotDiffReport(java.lang.String snapshotRoot, java.lang.String earlierSnapshotName, java.lang.String laterSnapshotName)
org.apache.hadoop.hdfs.protocol.SnapshotDiffReportListing	getSnapshotDiffReportListing(java.lang.String snapshotRoot, java.lang.String earlierSnapshotName, java.lang.String laterSnapshotName, byte[] startPath, int index)
org.apache.hadoop.hdfs.protocol.SnapshotStatus[]	getSnapshotListing(java.lang.String snapshotRoot)
org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus[]	getSnapshottableDirListing()
void	renameSnapshot(java.lang.String snapshotRoot, java.lang.String oldSnapshotName, java.lang.String newSnapshot)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

RouterSnapshot

public RouterSnapshot(RouterRpcServer server)

Method Detail

allowSnapshot

public void allowSnapshot(java.lang.String snapshotRoot)
                   throws java.io.IOException

Throws:

java.io.IOException

disallowSnapshot

public void disallowSnapshot(java.lang.String snapshotRoot)
                      throws java.io.IOException

Throws:

java.io.IOException

createSnapshot

public java.lang.String createSnapshot(java.lang.String snapshotRoot,
                                       java.lang.String snapshotName)
                                throws java.io.IOException

Throws:

java.io.IOException

deleteSnapshot

public void deleteSnapshot(java.lang.String snapshotRoot,
                           java.lang.String snapshotName)
                    throws java.io.IOException

Throws:

java.io.IOException

renameSnapshot

public void renameSnapshot(java.lang.String snapshotRoot,
                           java.lang.String oldSnapshotName,
                           java.lang.String newSnapshot)
                    throws java.io.IOException

Throws:

java.io.IOException

getSnapshottableDirListing

public org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus[] getSnapshottableDirListing()
                                                                                          throws java.io.IOException

Throws:

java.io.IOException

getSnapshotListing

public org.apache.hadoop.hdfs.protocol.SnapshotStatus[] getSnapshotListing(java.lang.String snapshotRoot)
                                                                    throws java.io.IOException

Throws:

java.io.IOException

getSnapshotDiffReport

public org.apache.hadoop.hdfs.protocol.SnapshotDiffReport getSnapshotDiffReport(java.lang.String snapshotRoot,
                                                                                java.lang.String earlierSnapshotName,
                                                                                java.lang.String laterSnapshotName)
                                                                         throws java.io.IOException

Throws:

java.io.IOException

getSnapshotDiffReportListing

public org.apache.hadoop.hdfs.protocol.SnapshotDiffReportListing getSnapshotDiffReportListing(java.lang.String snapshotRoot,
                                                                                              java.lang.String earlierSnapshotName,
                                                                                              java.lang.String laterSnapshotName,
                                                                                              byte[] startPath,
                                                                                              int index)
                                                                                       throws java.io.IOException

Throws:

java.io.IOException