Package mops.persistence

Class FileRepository

java.lang.Object

mops.persistence.FileRepository

@Repository
@AggregateBuilder
public class FileRepository
extends java.lang.Object

MinIO connection.

Constructor Summary

Constructors

Constructor	Description
FileRepository(FileRepositoryConfig configuration)	Connects to MinIO Server and checks if the bucket exists.

Method Summary

Modifier and Type	Method	Description
void	deleteFile(long fileId)	Deletes a file permanently.
boolean	fileExist(long fileId)	Checks if a file with a specified ID already exists.
java.util.Set<java.lang.Long>	getAllIds()	Fetches all IDs.
java.io.InputStream	getFileContent(long fileId)	Retrieves the bytes of the file.
void	saveFile(java.io.InputStream stream, long size, java.lang.String type, long fileId)	Saves an input stream with meta information.
void	saveFile(org.springframework.web.multipart.MultipartFile file, long fileId)	Saves a file.

Methods inherited from class java.lang.Object

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

Constructor Detail

FileRepository

public FileRepository(FileRepositoryConfig configuration)
               throws StorageException

Connects to MinIO Server and checks if the bucket exists.

Parameters:

configuration - the injected Config.

Throws:

StorageException - on Error

Method Detail

saveFile

public void saveFile(org.springframework.web.multipart.MultipartFile file,
                     long fileId)
              throws StorageException

Saves a file.

Parameters:

file - the file that should get saved permanently.

fileId - the File ID given by the FileInfo database.

Throws:

StorageException - on Error

saveFile

public void saveFile(java.io.InputStream stream,
                     long size,
                     java.lang.String type,
                     long fileId)
              throws StorageException

Saves an input stream with meta information.

Parameters:

stream - input stream (must be closed by caller)

size - size in bytes

type - content type

fileId - the File ID given by the FileInfo database.

Throws:

StorageException - on Error

deleteFile

public void deleteFile(long fileId)
                throws StorageException

Deletes a file permanently.

Parameters:

fileId - the ID of the file that's desired to be deleted.

Throws:

StorageException - on error

getFileContent

public java.io.InputStream getFileContent(long fileId)
                                   throws StorageException

Retrieves the bytes of the file.

Parameters:

fileId - the ID of the file that's desired to be returned.

Returns:

file content as byte array

Throws:

StorageException - on error

fileExist

public boolean fileExist(long fileId)
                  throws StorageException

Checks if a file with a specified ID already exists.

Parameters:

fileId - the file ID

Returns:

true if found

Throws:

StorageException

getAllIds

public java.util.Set<java.lang.Long> getAllIds()
                                        throws StorageException

Fetches all IDs.

Returns:

all File IDs

Throws:

StorageException