org.genesys.filerepository.service.ftp

Class TemporaryBytesManager

java.lang.Object

org.genesys.filerepository.service.ftp.TemporaryBytesManager

@Component
public class TemporaryBytesManager
extends Object

This little beast manages a local copy of bytes for the FTP service. It makes a local copy of the bytes, allows for downloading, updating and synchronizing back to the BytesStorageService

Author:

Matija Obreza

Constructor Summary

Constructors

Constructor and Description
TemporaryBytesManager()

Method Summary

Modifier and Type	Method and Description
InputStream	createInputStream(RepositoryFile repositoryFile, long offset) Creates the input stream.
OutputStream	createOutputStream(FtpUser user, RepositoryFile repositoryFile, long offset) Creates the output stream.
OutputStream	newFile(FtpUser user, Path path) Create a local file for writing.
protected byte[]	readTempFileToBytes(File tempFile) Read temp file to bytes.

Methods inherited from class java.lang.Object

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

Constructor Detail

TemporaryBytesManager

public TemporaryBytesManager()

Method Detail

newFile

public OutputStream newFile(FtpUser user,
                            Path path)
                     throws IOException

Create a local file for writing. On stream close push the file to BytesStorageService

Parameters:

user - the user

path - the path

Returns:

the output stream

Throws:

IOException - Signals that an I/O exception has occurred.

readTempFileToBytes

protected byte[] readTempFileToBytes(File tempFile)
                              throws IOException

Read temp file to bytes.

Parameters:

tempFile - the temp file

Returns:

the byte[]

Throws:

IOException - Signals that an I/O exception has occurred.

createInputStream

public InputStream createInputStream(RepositoryFile repositoryFile,
                                     long offset)
                              throws IOException

Creates the input stream.

Parameters:

repositoryFile - the repository file

offset - the offset

Returns:

the input stream

Throws:

IOException - Signals that an I/O exception has occurred.

createOutputStream

public OutputStream createOutputStream(FtpUser user,
                                       RepositoryFile repositoryFile,
                                       long offset)
                                throws IOException

Creates the output stream.

Parameters:

user - the user

repositoryFile - the repository file

offset - the offset

Returns:

the output stream

Throws:

IOException - Signals that an I/O exception has occurred.