Package mops.businesslogic.file

Interface FileService

All Known Implementing Classes:

FileServiceImpl

@Service
public interface FileService

Handles communication with the storage service.

Method Summary

Modifier and Type	Method	Description
Directory	deleteFile(Account account, long fileId)	Deletes a file.
void	deleteFileWithoutMeta(long fileId)	INTERNAL USE ONLY.
java.util.Set<java.lang.Long>	getAllFileIds()	Fetches all IDs.
FileContainer	getFile(Account account, long fileId)	Gets a file.
FileInfo	getFileInfo(Account account, long fileId)	Retrieves file meta data.
java.util.List<FileListEntry>	getFilesOfDirectory(Account account, long dirId)	Retrieves file meta data of all files in a directory.
Directory	renameFile(Account account, long fileId, java.lang.String newName)	Renames a file.
void	saveFile(Account account, long dirId, org.springframework.web.multipart.MultipartFile multipartFile, java.util.Set<java.lang.String> tags)	Saves a file.

Method Detail

saveFile

void saveFile(Account account,
              long dirId,
              org.springframework.web.multipart.MultipartFile multipartFile,
              java.util.Set<java.lang.String> tags)
       throws MopsException

Saves a file.

Parameters:

account - user credentials

dirId - directory id of the future parent folder

multipartFile - the binary code of the file

tags - the file tag

Throws:

MopsException

getFile

FileContainer getFile(Account account,
                      long fileId)
               throws MopsException

Gets a file.

Parameters:

account - user credentials

fileId - file id of needed file

Returns:

file

Throws:

MopsException

deleteFile

Directory deleteFile(Account account,
                     long fileId)
              throws MopsException

Deletes a file.

Parameters:

account - user credentials

fileId - file id of file to be deleted

Returns:

parent directory Id

Throws:

MopsException

getFileInfo

FileInfo getFileInfo(Account account,
                     long fileId)
              throws MopsException

Retrieves file meta data.

Parameters:

account - the account object.

fileId - the file ID

Returns:

the meta info.

Throws:

MopsException - on error.

getFilesOfDirectory

java.util.List<FileListEntry> getFilesOfDirectory(Account account,
                                                  long dirId)
                                           throws MopsException

Retrieves file meta data of all files in a directory.

Parameters:

account - the account object.

dirId - the file ID

Returns:

the meta info.

Throws:

MopsException - on error.

getAllFileIds

java.util.Set<java.lang.Long> getAllFileIds()
                                     throws MopsException

Fetches all IDs.

Returns:

all File IDs

Throws:

MopsException

deleteFileWithoutMeta

void deleteFileWithoutMeta(long fileId)
                    throws MopsException

INTERNAL USE ONLY. Deletes a file without checking permission. And without removing the corresponding FileInfo.

Parameters:

fileId - the id of the file

Throws:

MopsException - on error

renameFile

Directory renameFile(Account account,
                     long fileId,
                     java.lang.String newName)
              throws MopsException

Renames a file.

Parameters:

account - user credentials

fileId - the file ID

newName - the new filename

Returns:

the directory of the dir

Throws:

MopsException - on error