org.apache.hadoop.fs.s3a.impl

Interface CopyFromLocalOperation.CopyFromLocalOperationCallbacks

All Known Implementing Classes:

S3AFileSystem.CopyFromLocalCallbacksImpl

Enclosing class:

CopyFromLocalOperation

public static interface CopyFromLocalOperation.CopyFromLocalOperationCallbacks

Define the contract for CopyFromLocalOperation to interact with any external resources.

Method Summary

Modifier and Type	Method and Description
void	copyLocalFileFromTo(File file, org.apache.hadoop.fs.Path source, org.apache.hadoop.fs.Path destination) Copy / Upload a file from a source path to a destination path.
boolean	createEmptyDir(org.apache.hadoop.fs.Path path, StoreContext storeContext) Create empty directory at path.
boolean	deleteLocal(org.apache.hadoop.fs.Path path, boolean recursive) Delete file / directory at path.
org.apache.hadoop.fs.FileStatus	getFileStatus(org.apache.hadoop.fs.Path path) Get the file status for a path.
org.apache.hadoop.fs.RemoteIterator<org.apache.hadoop.fs.LocatedFileStatus>	listLocalStatusIterator(org.apache.hadoop.fs.Path path) List all entries (files AND directories) for a path.
File	pathToLocalFile(org.apache.hadoop.fs.Path path) Get the file from a path.

Method Detail

listLocalStatusIterator

org.apache.hadoop.fs.RemoteIterator<org.apache.hadoop.fs.LocatedFileStatus> listLocalStatusIterator(org.apache.hadoop.fs.Path path)
                                                                                             throws IOException

List all entries (files AND directories) for a path.

Parameters:

path - - path to list

Returns:

an iterator for all entries

Throws:

IOException - - for any failure

getFileStatus

org.apache.hadoop.fs.FileStatus getFileStatus(org.apache.hadoop.fs.Path path)
                                       throws IOException

Get the file status for a path.

Parameters:

path - - target path

Returns:

FileStatus

Throws:

IOException - - for any failure

pathToLocalFile

File pathToLocalFile(org.apache.hadoop.fs.Path path)

Get the file from a path.

Parameters:

path - - target path

Returns:

file at path

deleteLocal

boolean deleteLocal(org.apache.hadoop.fs.Path path,
                    boolean recursive)
             throws IOException

Delete file / directory at path.

Parameters:

path - - target path

recursive - - recursive deletion

Returns:

boolean result of operation

Throws:

IOException - for any failure

copyLocalFileFromTo

void copyLocalFileFromTo(File file,
                         org.apache.hadoop.fs.Path source,
                         org.apache.hadoop.fs.Path destination)
                  throws IOException

Copy / Upload a file from a source path to a destination path.

Parameters:

file - - target file

source - - source path

destination - - destination path

Throws:

IOException - for any failure

createEmptyDir

boolean createEmptyDir(org.apache.hadoop.fs.Path path,
                       StoreContext storeContext)
                throws IOException

Create empty directory at path. Most likely an upload operation.

Parameters:

path - - target path

storeContext - - store context

Returns:

boolean result of operation

Throws:

IOException - for any failure