Package com.mongodb.client.gridfs

Interface GridFSBucket


  • @ThreadSafe
public interface GridFSBucket
    Represents a GridFS Bucket
    Since:
    3.1

    • Method Detail

      • getBucketName

        String getBucketName​()
        The bucket name.
        Returns:
        the bucket name

      • getChunkSizeBytes

        int getChunkSizeBytes​()
        Sets the chunk size in bytes. Defaults to 255.
        Returns:
        the chunk size in bytes.

      • getWriteConcern

        WriteConcern getWriteConcern​()
        Get the write concern for the GridFSBucket.
        Returns:
        the WriteConcern

      • getReadConcern

        ReadConcern getReadConcern​()
        Get the read concern for the GridFSBucket.
        Returns:
        the ReadConcern
        Since:
        3.2
        MongoDB documentation
        Read Concern
        Since server release
        3.2

      • getDisableMD5

        boolean getDisableMD5​()
        Returns true if computing MD5 checksums when uploading files is disabled.
        Returns:
        true if computing MD5 checksums when uploading files is disabled.
        Since:
        3.8

      • withChunkSizeBytes

        GridFSBucket withChunkSizeBytes​(int chunkSizeBytes)
        Create a new GridFSBucket instance with a new chunk size in bytes.
        Parameters:
        chunkSizeBytes - the new chunk size in bytes.
        Returns:
        a new GridFSBucket instance with the different chunk size in bytes

      • withReadPreference

        GridFSBucket withReadPreference​(ReadPreference readPreference)
        Create a new GridFSBucket instance with a different read preference.
        Parameters:
        readPreference - the new ReadPreference for the GridFSBucket
        Returns:
        a new GridFSBucket instance with the different readPreference

      • withWriteConcern

        GridFSBucket withWriteConcern​(WriteConcern writeConcern)
        Create a new GridFSBucket instance with a different write concern.
        Parameters:
        writeConcern - the new WriteConcern for the GridFSBucket
        Returns:
        a new GridFSBucket instance with the different writeConcern

      • withReadConcern

        GridFSBucket withReadConcern​(ReadConcern readConcern)
        Create a new GridFSBucket instance with a different read concern.
        Parameters:
        readConcern - the new ReadConcern for the GridFSBucket
        Returns:
        a new GridFSBucket instance with the different ReadConcern
        Since:
        3.2
        MongoDB documentation
        Read Concern
        Since server release
        3.2

      • withDisableMD5

        GridFSBucket withDisableMD5​(boolean disableMD5)
        Create a new GridFSBucket instance with the set disable MD5 value.
        Parameters:
        disableMD5 - true if computing MD5 checksums when uploading files should be disabled.
        Returns:
        a new GridFSBucket instance with the new disable MD5 value.
        Since:
        3.8

      • openUploadStream

        GridFSUploadStream openUploadStream​(String filename)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        filename - the filename for the stream
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.

      • openUploadStream

        GridFSUploadStream openUploadStream​(String filename,
                                    GridFSUploadOptions options)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        filename - the filename for the stream
        options - the GridFSUploadOptions
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.

      • openUploadStream

        GridFSUploadStream openUploadStream​(BsonValue id,
                                    String filename)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        id - the custom id value of the file
        filename - the filename for the stream
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.3

      • openUploadStream

        GridFSUploadStream openUploadStream​(BsonValue id,
                                    String filename,
                                    GridFSUploadOptions options)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        id - the custom id value of the file
        filename - the filename for the stream
        options - the GridFSUploadOptions
        Returns:
        the GridFSUploadStream that includes the _id for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.3

      • openUploadStream

        GridFSUploadStream openUploadStream​(ClientSession clientSession,
                                    String filename)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the filename for the stream
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.6
        Since server release
        3.6

      • openUploadStream

        GridFSUploadStream openUploadStream​(ClientSession clientSession,
                                    String filename,
                                    GridFSUploadOptions options)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the filename for the stream
        options - the GridFSUploadOptions
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.6
        Since server release
        3.6

      • openUploadStream

        GridFSUploadStream openUploadStream​(ClientSession clientSession,
                                    BsonValue id,
                                    String filename)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id value of the file
        filename - the filename for the stream
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.6
        Since server release
        3.6

      • openUploadStream

        GridFSUploadStream openUploadStream​(ClientSession clientSession,
                                    ObjectId id,
                                    String filename)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id value of the file
        filename - the filename for the stream
        Returns:
        the GridFSUploadStream that provides the ObjectId for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.6
        Since server release
        3.6

      • openUploadStream

        GridFSUploadStream openUploadStream​(ClientSession clientSession,
                                    BsonValue id,
                                    String filename,
                                    GridFSUploadOptions options)
        Opens a Stream that the application can write the contents of the file to.

        As the application writes the contents to the returned Stream, the contents are uploaded as chunks in the chunks collection. When the application signals it is done writing the contents of the file by calling close on the returned Stream, a files collection document is created in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id value of the file
        filename - the filename for the stream
        options - the GridFSUploadOptions
        Returns:
        the GridFSUploadStream that includes the _id for the file to be uploaded and the Stream to which the application will write the contents.
        Since:
        3.6
        Since server release
        3.6

      • uploadFromStream

        ObjectId uploadFromStream​(String filename,
                          InputStream source)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        filename - the filename for the stream
        source - the Stream providing the file data
        Returns:
        the ObjectId of the uploaded file.

      • uploadFromStream

        ObjectId uploadFromStream​(String filename,
                          InputStream source,
                          GridFSUploadOptions options)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        filename - the filename for the stream
        source - the Stream providing the file data
        options - the GridFSUploadOptions
        Returns:
        the ObjectId of the uploaded file.

      • uploadFromStream

        void uploadFromStream​(BsonValue id,
                      String filename,
                      InputStream source)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        id - the custom id value of the file
        filename - the filename for the stream
        source - the Stream providing the file data
        Since:
        3.3

      • uploadFromStream

        void uploadFromStream​(BsonValue id,
                      String filename,
                      InputStream source,
                      GridFSUploadOptions options)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        id - the custom id value of the file
        filename - the filename for the stream
        source - the Stream providing the file data
        options - the GridFSUploadOptions
        Since:
        3.3

      • uploadFromStream

        ObjectId uploadFromStream​(ClientSession clientSession,
                          String filename,
                          InputStream source)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the filename for the stream
        source - the Stream providing the file data
        Returns:
        the ObjectId of the uploaded file.
        Since:
        3.6
        Since server release
        3.6

      • uploadFromStream

        ObjectId uploadFromStream​(ClientSession clientSession,
                          String filename,
                          InputStream source,
                          GridFSUploadOptions options)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the filename for the stream
        source - the Stream providing the file data
        options - the GridFSUploadOptions
        Returns:
        the ObjectId of the uploaded file.
        Since:
        3.6
        Since server release
        3.6

      • uploadFromStream

        void uploadFromStream​(ClientSession clientSession,
                      BsonValue id,
                      String filename,
                      InputStream source)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id value of the file
        filename - the filename for the stream
        source - the Stream providing the file data
        Since:
        3.6
        Since server release
        3.6

      • uploadFromStream

        void uploadFromStream​(ClientSession clientSession,
                      BsonValue id,
                      String filename,
                      InputStream source,
                      GridFSUploadOptions options)
        Uploads the contents of the given InputStream to a GridFS bucket.

        Reads the contents of the user file from the Stream and uploads it as chunks in the chunks collection. After all the chunks have been uploaded, it creates a files collection document for filename in the files collection.

        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id value of the file
        filename - the filename for the stream
        source - the Stream providing the file data
        options - the GridFSUploadOptions
        Since:
        3.6
        Since server release
        3.6

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(ObjectId id)
        Opens a Stream from which the application can read the contents of the stored file specified by id.
        Parameters:
        id - the ObjectId of the file to be put into a stream.
        Returns:
        the stream

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(BsonValue id)
        Opens a Stream from which the application can read the contents of the stored file specified by id.
        Parameters:
        id - the custom id value of the file, to be put into a stream.
        Returns:
        the stream

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(String filename)
        Opens a Stream from which the application can read the contents of the latest version of the stored file specified by the filename.
        Parameters:
        filename - the name of the file to be downloaded
        Returns:
        the stream
        Since:
        3.3

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(String filename,
                                        GridFSDownloadOptions options)
        Opens a Stream from which the application can read the contents of the stored file specified by filename and the revision in options.
        Parameters:
        filename - the name of the file to be downloaded
        options - the download options
        Returns:
        the stream
        Since:
        3.3

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(ClientSession clientSession,
                                        ObjectId id)
        Opens a Stream from which the application can read the contents of the stored file specified by id.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the ObjectId of the file to be put into a stream.
        Returns:
        the stream
        Since:
        3.6
        Since server release
        3.6

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(ClientSession clientSession,
                                        BsonValue id)
        Opens a Stream from which the application can read the contents of the stored file specified by id.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id value of the file, to be put into a stream.
        Returns:
        the stream
        Since:
        3.6
        Since server release
        3.6

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(ClientSession clientSession,
                                        String filename)
        Opens a Stream from which the application can read the contents of the latest version of the stored file specified by the filename.
        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the name of the file to be downloaded
        Returns:
        the stream
        Since:
        3.6
        Since server release
        3.6

      • openDownloadStream

        GridFSDownloadStream openDownloadStream​(ClientSession clientSession,
                                        String filename,
                                        GridFSDownloadOptions options)
        Opens a Stream from which the application can read the contents of the stored file specified by filename and the revision in options.
        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the name of the file to be downloaded
        options - the download options
        Returns:
        the stream
        Since:
        3.6
        Since server release
        3.6

      • downloadToStream

        void downloadToStream​(ObjectId id,
                      OutputStream destination)
        Downloads the contents of the stored file specified by id and writes the contents to the destination Stream.
        Parameters:
        id - the ObjectId of the file to be written to the destination stream
        destination - the destination stream

      • downloadToStream

        void downloadToStream​(BsonValue id,
                      OutputStream destination)
        Downloads the contents of the stored file specified by id and writes the contents to the destination Stream.
        Parameters:
        id - the custom id of the file, to be written to the destination stream
        destination - the destination stream

      • downloadToStream

        void downloadToStream​(String filename,
                      OutputStream destination)
        Downloads the contents of the latest version of the stored file specified by filename and writes the contents to the destination Stream.
        Parameters:
        filename - the name of the file to be downloaded
        destination - the destination stream
        Since:
        3.3

      • downloadToStream

        void downloadToStream​(String filename,
                      OutputStream destination,
                      GridFSDownloadOptions options)
        Downloads the contents of the stored file specified by filename and by the revision in options and writes the contents to the destination Stream.
        Parameters:
        filename - the name of the file to be downloaded
        destination - the destination stream
        options - the download options
        Since:
        3.3

      • downloadToStream

        void downloadToStream​(ClientSession clientSession,
                      ObjectId id,
                      OutputStream destination)
        Downloads the contents of the stored file specified by id and writes the contents to the destination Stream.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the ObjectId of the file to be written to the destination stream
        destination - the destination stream
        Since:
        3.6
        Since server release
        3.6

      • downloadToStream

        void downloadToStream​(ClientSession clientSession,
                      BsonValue id,
                      OutputStream destination)
        Downloads the contents of the stored file specified by id and writes the contents to the destination Stream.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the custom id of the file, to be written to the destination stream
        destination - the destination stream
        Since:
        3.6
        Since server release
        3.6

      • downloadToStream

        void downloadToStream​(ClientSession clientSession,
                      String filename,
                      OutputStream destination)
        Downloads the contents of the latest version of the stored file specified by filename and writes the contents to the destination Stream.
        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the name of the file to be downloaded
        destination - the destination stream
        Since:
        3.6
        Since server release
        3.6

      • downloadToStream

        void downloadToStream​(ClientSession clientSession,
                      String filename,
                      OutputStream destination,
                      GridFSDownloadOptions options)
        Downloads the contents of the stored file specified by filename and by the revision in options and writes the contents to the destination Stream.
        Parameters:
        clientSession - the client session with which to associate this operation
        filename - the name of the file to be downloaded
        destination - the destination stream
        options - the download options
        Since:
        3.6
        Since server release
        3.6

      • find

        GridFSFindIterable find​()
        Finds all documents in the files collection.
        Returns:
        the GridFS find iterable interface
        MongoDB documentation
        Find

      • find

        GridFSFindIterable find​(Bson filter)
        Finds all documents in the collection that match the filter.

        Below is an example of filtering against the filename and some nested metadata that can also be stored along with the file data: 

          
      Filters.and(Filters.eq("filename", "mongodb.png"), Filters.eq("metadata.contentType", "image/png"));
        Parameters:
        filter - the query filter
        Returns:
        the GridFS find iterable interface
        See Also:
        Filters

      • find

        GridFSFindIterable find​(ClientSession clientSession)
        Finds all documents in the files collection.
        Parameters:
        clientSession - the client session with which to associate this operation
        Returns:
        the GridFS find iterable interface
        Since:
        3.6
        MongoDB documentation
        Find
        Since server release
        3.6

      • find

        GridFSFindIterable find​(ClientSession clientSession,
                        Bson filter)
        Finds all documents in the collection that match the filter.

        Below is an example of filtering against the filename and some nested metadata that can also be stored along with the file data: 

          
      Filters.and(Filters.eq("filename", "mongodb.png"), Filters.eq("metadata.contentType", "image/png"));
        Parameters:
        clientSession - the client session with which to associate this operation
        filter - the query filter
        Returns:
        the GridFS find iterable interface
        Since:
        3.6
        See Also:
        Filters
        Since server release
        3.6

      • delete

        void delete​(ObjectId id)
        Given a id, delete this stored file's files collection document and associated chunks from a GridFS bucket.
        Parameters:
        id - the ObjectId of the file to be deleted

      • delete

        void delete​(BsonValue id)
        Given a id, delete this stored file's files collection document and associated chunks from a GridFS bucket.
        Parameters:
        id - the id of the file to be deleted
        Since:
        3.3

      • delete

        void delete​(ClientSession clientSession,
            ObjectId id)
        Given a id, delete this stored file's files collection document and associated chunks from a GridFS bucket.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the ObjectId of the file to be deleted
        Since:
        3.6
        Since server release
        3.6

      • delete

        void delete​(ClientSession clientSession,
            BsonValue id)
        Given a id, delete this stored file's files collection document and associated chunks from a GridFS bucket.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the id of the file to be deleted
        Since:
        3.6
        Since server release
        3.6

      • rename

        void rename​(ObjectId id,
            String newFilename)
        Renames the stored file with the specified id.
        Parameters:
        id - the id of the file in the files collection to rename
        newFilename - the new filename for the file

      • rename

        void rename​(BsonValue id,
            String newFilename)
        Renames the stored file with the specified id.
        Parameters:
        id - the id of the file in the files collection to rename
        newFilename - the new filename for the file
        Since:
        3.3

      • rename

        void rename​(ClientSession clientSession,
            ObjectId id,
            String newFilename)
        Renames the stored file with the specified id.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the id of the file in the files collection to rename
        newFilename - the new filename for the file
        Since:
        3.6
        Since server release
        3.6

      • rename

        void rename​(ClientSession clientSession,
            BsonValue id,
            String newFilename)
        Renames the stored file with the specified id.
        Parameters:
        clientSession - the client session with which to associate this operation
        id - the id of the file in the files collection to rename
        newFilename - the new filename for the file
        Since:
        3.6
        Since server release
        3.6

      • drop

        void drop​()
        Drops the data associated with this bucket from the database.

      • drop

        void drop​(ClientSession clientSession)
        Drops the data associated with this bucket from the database.
        Parameters:
        clientSession - the client session with which to associate this operation
        Since:
        3.6
        Since server release
        3.6

      • openDownloadStreamByName

        @Deprecated
GridFSDownloadStream openDownloadStreamByName​(String filename)
        Deprecated. use openDownloadStream(String) instead.
        Opens a Stream from which the application can read the contents of the latest version of the stored file specified by the filename.
        Parameters:
        filename - the name of the file to be downloaded
        Returns:
        the stream

      • downloadToStreamByName

        @Deprecated
void downloadToStreamByName​(String filename,
                            OutputStream destination)
        Deprecated. use downloadToStream(String, OutputStream) instead.
        Downloads the contents of the latest version of the stored file specified by filename and writes the contents to the destination Stream.
        Parameters:
        filename - the name of the file to be downloaded
        destination - the destination stream