Package de.frachtwerk.essencium.storage.generic.service

Interface FileService<F extends AbstractFile<F,ID,S>,ID extends Serializable,S extends AbstractStorageInfo<F,ID,S>>

Type Parameters:

F - File to be handled

ID - Data type of the file id

S - Storage info of the file

All Known Implementing Classes:

AbstractFileService, DefaultIdentityFileService, DefaultSequenceFileService, DefaultUUIDFileService

@Service
public interface FileService<F extends AbstractFile<F,ID,S>,ID extends Serializable,S extends AbstractStorageInfo<F,ID,S>>

Service able of permanently writing files and read them again later.

Method Summary

Modifier and Type	Method	Description
boolean	deleteFile(ID fileId)
@NotNull List<F>	getAll()
@NotNull List<F>	getAllFiltered(org.springframework.data.jpa.domain.Specification<F> specification)
Optional<F>	loadFile(ID fileId)
F	loadFromProviders(F f)
void	markAsUnavailable(S info)
F	storeFile(String name, String mimeType, byte[] fileContent)	Stores a file in the configured storages.

Method Details

storeFile

F storeFile(String name,
 String mimeType,
 byte[] fileContent)
     throws IOException

Stores a file in the configured storages.

Parameters:

name - Name of the file

mimeType - Mime type of the file

fileContent - Content of the file as byte array

Returns:

Storage info of the file

Throws:

IOException - If the file could not be stored

loadFile

Optional<F> loadFile(ID fileId)

getAll

@NotNull
@NotNull List<F> getAll()

getAllFiltered

@NotNull
@NotNull List<F> getAllFiltered(org.springframework.data.jpa.domain.Specification<F> specification)

loadFromProviders

@NotNull
F loadFromProviders(@NotNull
 F f)

deleteFile

boolean deleteFile(ID fileId)

markAsUnavailable

void markAsUnavailable(S info)