Package org.apache.hadoop.fs.http.server

Class FSOperations.FSRenameSnapshot

java.lang.Object

org.apache.hadoop.fs.http.server.FSOperations.FSRenameSnapshot

All Implemented Interfaces:

FileSystemAccess.FileSystemExecutor<java.lang.Void>

Enclosing class:

FSOperations

@Private
public static class FSOperations.FSRenameSnapshot
extends java.lang.Object
implements FileSystemAccess.FileSystemExecutor<java.lang.Void>

Executor that performs a renameSnapshot FileSystemAccess operation.

Constructor Summary

Constructors

Constructor	Description
FSRenameSnapshot(java.lang.String path, java.lang.String oldSnapshotName, java.lang.String snapshotName)	Creates a renameSnapshot executor.

Method Summary

Modifier and Type	Method	Description
java.lang.Void	execute(org.apache.hadoop.fs.FileSystem fs)	Executes the filesystem operation.

Methods inherited from class java.lang.Object

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

Constructor Detail

FSRenameSnapshot

public FSRenameSnapshot(java.lang.String path,
                        java.lang.String oldSnapshotName,
                        java.lang.String snapshotName)

Creates a renameSnapshot executor.

Parameters:

path - directory path of the snapshot to be renamed.

oldSnapshotName - current snapshot name.

snapshotName - new snapshot name to be set.

Method Detail

execute

public java.lang.Void execute(org.apache.hadoop.fs.FileSystem fs)
                       throws java.io.IOException

Executes the filesystem operation.

Specified by:

execute in interface FileSystemAccess.FileSystemExecutor<java.lang.Void>

Parameters:

fs - filesystem instance to use.

Returns:

void

Throws:

java.io.IOException - thrown if an IO error occurred.