Class GridFSFile

    • Constructor Detail

      • GridFSFile

        public GridFSFile()
    • Method Detail

      • save

        public void save()
        Saves the file entry to the files collection
        Throws:
        MongoException - if there's a failure
      • validate

        @Deprecated
        public void validate()
        Deprecated.
        there is no replacement for this method
        Verifies that the MD5 matches between the database and the local file. This should be called after transferring a file.
        Throws:
        MongoException - if there's a failure
      • numChunks

        public int numChunks()
        Returns the number of chunks that store the file data.
        Returns:
        number of chunks
      • getId

        public Object getId()
        Gets the id.
        Returns:
        the id of the file.
      • getFilename

        public String getFilename()
        Gets the filename.
        Returns:
        the name of the file
      • getContentType

        public String getContentType()
        Gets the content type.
        Returns:
        the content type
      • getLength

        public long getLength()
        Gets the file's length.
        Returns:
        the length of the file
      • getChunkSize

        public long getChunkSize()
        Gets the size of a chunk.
        Returns:
        the chunkSize
      • getUploadDate

        public Date getUploadDate()
        Gets the upload date.
        Returns:
        the date
      • getAliases

        public List<String> getAliases()
        Gets the aliases from the metadata. note: to set aliases, call put(String, Object) with "aliases" , List<String>.
        Returns:
        list of aliases
      • getMetaData

        public DBObject getMetaData()
        Gets the file metadata.
        Returns:
        the metadata
      • setMetaData

        public void setMetaData​(DBObject metadata)
        Gets the file metadata.
        Parameters:
        metadata - metadata to be set
      • getMD5

        @Deprecated
        public String getMD5()
        Deprecated.
        there is no replacement for this method
        Gets the observed MD5 during transfer
        Returns:
        md5
      • put

        public Object put​(String key,
                          Object v)
        Description copied from interface: BSONObject
        Sets a name/value pair in this object.
        Specified by:
        put in interface BSONObject
        Parameters:
        key - Name to set
        v - Corresponding value
        Returns:
        the previous value associated with key, or null if there was no mapping for key. (A null return can also indicate that the map previously associated null with key.)
      • get

        public Object get​(String key)
        Description copied from interface: BSONObject
        Gets a field from this object by a given name.
        Specified by:
        get in interface BSONObject
        Parameters:
        key - The name of the field fetch
        Returns:
        The field, if found
      • containsKey

        @Deprecated
        public boolean containsKey​(String key)
        Deprecated.
        Description copied from interface: BSONObject
        Deprecated
        Specified by:
        containsKey in interface BSONObject
        Parameters:
        key - the key to check
        Returns:
        True if the key is present
      • containsField

        public boolean containsField​(String s)
        Description copied from interface: BSONObject
        Checks if this object contains a field with the given name.
        Specified by:
        containsField in interface BSONObject
        Parameters:
        s - Field name for which to check
        Returns:
        True if the field is present
      • keySet

        public Set<String> keySet()
        Description copied from interface: BSONObject
        Returns this object's fields' names
        Specified by:
        keySet in interface BSONObject
        Returns:
        The names of the fields in this object
      • isPartialObject

        public boolean isPartialObject()
        Description copied from interface: DBObject
        Whether DBObject.markAsPartialObject() was ever called only matters if you are going to upsert and do not want to risk losing fields.
        Specified by:
        isPartialObject in interface DBObject
        Returns:
        true if this has been marked as a partial object
      • markAsPartialObject

        public void markAsPartialObject()
        Description copied from interface: DBObject
        If this object was retrieved with only some fields (using a field filter) this method will be called to mark it as such.
        Specified by:
        markAsPartialObject in interface DBObject
      • setGridFS

        protected void setGridFS​(GridFS fs)
        Sets the GridFS associated with this file.
        Parameters:
        fs - gridFS instance
      • getGridFS

        protected GridFS getGridFS()
        Gets the GridFS associated with this file
        Returns:
        gridFS instance
      • putAll

        public void putAll​(BSONObject o)
        Description copied from interface: BSONObject
        Sets all key/value pairs from an object into this object
        Specified by:
        putAll in interface BSONObject
        Parameters:
        o - the object
      • putAll

        public void putAll​(Map m)
        Description copied from interface: BSONObject
        Sets all key/value pairs from a map into this object
        Specified by:
        putAll in interface BSONObject
        Parameters:
        m - the map
      • toMap

        public Map<?,​?> toMap()
        Description copied from interface: BSONObject
        Returns a map representing this BSONObject.
        Specified by:
        toMap in interface BSONObject
        Returns:
        the map
      • removeField

        public Object removeField​(String key)
        Description copied from interface: BSONObject
        Removes a field with a given name from this object.
        Specified by:
        removeField in interface BSONObject
        Parameters:
        key - The name of the field to remove
        Returns:
        The value removed from this object