org.eclipse.smila.binarystorage.persistence.io
Class BssIOUtils

java.lang.Object
  org.eclipse.smila.binarystorage.persistence.io.BssIOUtils

public class BssIOUtils
extends java.lang.Object

Binary Storage Service utility i/o class.

Author:

mcimpean

Constructor Summary

BssIOUtils()

Method Summary

static void	deleteEmptyParentFolders(java.io.File leafFolder) Delete empty parent folders.
static void	deleteFile(java.lang.String key) Delete file.
static long	fetchSize(java.lang.String key) get file size.
static java.io.File	getFile(java.lang.String key)
static void	init(BinaryStorageConfiguration binaryStorageConfig) Binary Storage persistence location initialization.
static byte[]	readFileToByteArray(java.lang.String path) Reads a file, filling and return a byte array.
static java.io.InputStream	readFileToInputStream(java.lang.String path) Reads a file, filling a byte array.
static void	writeByteArrayToFile(java.lang.String path, byte[] data) Saves array of bytes into file.
static void	writeInputStreamToFile(java.lang.String path, java.io.InputStream stream) Writes input stream to file.

Methods inherited from class java.lang.Object

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

Constructor Detail

BssIOUtils

public BssIOUtils()

Method Detail

init

public static void init(BinaryStorageConfiguration binaryStorageConfig)

Binary Storage persistence location initialization.

Parameters:

binaryStorageConfig -

writeInputStreamToFile

public static void writeInputStreamToFile(java.lang.String path,
                                          java.io.InputStream stream)
                                   throws BinaryStorageException

Writes input stream to file.

Parameters:

path -

stream -

Throws:

BinaryStorageException

writeByteArrayToFile

public static void writeByteArrayToFile(java.lang.String path,
                                        byte[] data)
                                 throws BinaryStorageException

Saves array of bytes into file.

Parameters:

path -

data -

Throws:

BinaryStorageException

readFileToByteArray

public static byte[] readFileToByteArray(java.lang.String path)
                                  throws BinaryStorageException

Reads a file, filling and return a byte array.

Parameters:

path -

Returns:

byte[]

Throws:

BinaryStorageException

readFileToInputStream

public static java.io.InputStream readFileToInputStream(java.lang.String path)
                                                 throws BinaryStorageException

Reads a file, filling a byte array.

Throws:

BinaryStorageException

deleteFile

public static void deleteFile(java.lang.String key)

Delete file.

Parameters:

key -

getFile

public static java.io.File getFile(java.lang.String key)

Parameters:

key -

Returns:

fetchSize

public static long fetchSize(java.lang.String key)
                      throws BinaryStorageException

get file size.

Parameters:

key -

Throws:

BinaryStorageException - file does not exist

deleteEmptyParentFolders

public static void deleteEmptyParentFolders(java.io.File leafFolder)

Delete empty parent folders.

Parameters:

leafFolder - the leaf folder