org.springframework.data.mongodb.gridfs
Interface GridFsOperations

All Superinterfaces:

org.springframework.core.io.ResourceLoader, org.springframework.core.io.support.ResourcePatternResolver

All Known Implementing Classes:

GridFsTemplate

public interface GridFsOperations
extends org.springframework.core.io.support.ResourcePatternResolver

Collection of operations to store and read files from MongoDB GridFS.

Author:

Oliver Gierke

Field Summary

Fields inherited from interface org.springframework.core.io.support.ResourcePatternResolver

CLASSPATH_ALL_URL_PREFIX

Fields inherited from interface org.springframework.core.io.ResourceLoader

CLASSPATH_URL_PREFIX

Method Summary

void	delete(Query query) Deletes all files matching the given Query.
List<com.mongodb.gridfs.GridFSDBFile>	find(Query query) Returns all files matching the given query.
com.mongodb.gridfs.GridFSDBFile	findOne(Query query) Returns a single file matching the given query or null in case no file matches.
GridFsResource	getResource(String filename) Returns all GridFsResource with the given file name.
GridFsResource[]	getResources(String filenamePattern) Returns all GridFsResources matching the given file name pattern.
com.mongodb.gridfs.GridFSFile	store(InputStream content, String filename) Stores the given content into a file with the given name.
com.mongodb.gridfs.GridFSFile	store(InputStream content, String filename, com.mongodb.DBObject metadata) Stores the given content into a file with the given name using the given metadata.
com.mongodb.gridfs.GridFSFile	store(InputStream content, String filename, Object metadata) Stores the given content into a file with the given name using the given metadata.

Methods inherited from interface org.springframework.core.io.ResourceLoader

getClassLoader

Method Detail

store

com.mongodb.gridfs.GridFSFile store(InputStream content,
                                    String filename)

Stores the given content into a file with the given name.

Parameters:

content - must not be null.

filename - must not be null or empty.

Returns:

the GridFSFile just created

store

com.mongodb.gridfs.GridFSFile store(InputStream content,
                                    String filename,
                                    Object metadata)

Stores the given content into a file with the given name using the given metadata. The metadata object will be marshalled before writing.

Parameters:

content - must not be null.

filename - must not be null or empty.

metadata -

Returns:

the GridFSFile just created

store

com.mongodb.gridfs.GridFSFile store(InputStream content,
                                    String filename,
                                    com.mongodb.DBObject metadata)

Stores the given content into a file with the given name using the given metadata.

Parameters:

content - must not be null.

filename - must not be null or empty.

metadata - must not be null.

Returns:

the GridFSFile just created

find

List<com.mongodb.gridfs.GridFSDBFile> find(Query query)

Returns all files matching the given query. Note, that currently Sort criterias defined at the Query will not be regarded as MongoDB does not support ordering for GridFS file access.

Parameters:

query -

Returns:

See Also:

https://jira.mongodb.org/browse/JAVA-431

findOne

com.mongodb.gridfs.GridFSDBFile findOne(Query query)

Returns a single file matching the given query or null in case no file matches.

Parameters:

query -

Returns:

delete

void delete(Query query)

Deletes all files matching the given Query.

Parameters:

query -

getResource

GridFsResource getResource(String filename)

Returns all GridFsResource with the given file name.

Specified by:

getResource in interface org.springframework.core.io.ResourceLoader

Parameters:

filename -

Returns:

See Also:

ResourceLoader.getResource(String)

getResources

GridFsResource[] getResources(String filenamePattern)

Returns all GridFsResources matching the given file name pattern.

Specified by:

getResources in interface org.springframework.core.io.support.ResourcePatternResolver

Parameters:

filenamePattern -

Returns:

See Also:

ResourcePatternResolver.getResources(String)