C# Class MongoDB.GridFS.GridFileInfo

Provides instance methods for the creation, copying, deletion, moving, and opening of files, and aids in the creation of GridFileStream objects. The api is very similar to the FileInfo class in System.IO.

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Public Methods

Method	Description
CalcMD5 ( ) : string
Create ( ) : GridFileStream	Creates the file named FileName and returns the GridFileStream
Create ( FileMode mode ) : GridFileStream
Create ( FileMode mode, FileAccess access ) : GridFileStream
Delete ( ) : void	Permanently removes a file from the database.
GridFileInfo ( Database db, string filename ) : System
GridFileInfo ( Database db, string bucket, string filename ) : System
MoveTo ( String newFileName ) : void	Renames a file.
Open ( FileMode mode, FileAccess access ) : GridFileStream
OpenRead ( ) : GridFileStream	Creates a read-only GridFileStream to an existing file.
OpenWrite ( ) : GridFileStream	Creates a write-only GridFileStream to an existing file.
Refresh ( ) : void	Reloads the file information from the database. The data in the database will not reflect any changes done through an open stream until it is closed.
ToDocument ( ) : Document
ToString ( ) : string
Truncate ( ) : void	Deletes all data in a file and sets the length to 0.
UpdateInfo ( ) : void	Updates the aliases, contentType, metadata and uploadDate in the database. To rename a file use the MoveTo method.

Private Methods

Method	Description
LoadFileData ( ) : void
SetFileDataDefaults ( string filename ) : void

Method Details

CalcMD5() public method

public CalcMD5 ( ) : string
return	string

Create() public method

Creates the file named FileName and returns the GridFileStream

If the file already exists

public Create ( ) : GridFileStream
return	GridFileStream

Create() public method

public Create ( FileMode mode ) : GridFileStream
mode	FileMode
return	GridFileStream

Create() public method

public Create ( FileMode mode, FileAccess access ) : GridFileStream
mode	FileMode
access	FileAccess
return	GridFileStream

Delete() public method

Permanently removes a file from the database.

public Delete ( ) : void
return	void

GridFileInfo() public method

public GridFileInfo ( Database db, string filename ) : System
db	MongoDB.Driver.Database
filename	string
return	System

GridFileInfo() public method

public GridFileInfo ( Database db, string bucket, string filename ) : System
db	MongoDB.Driver.Database
bucket	string
filename	string
return	System

MoveTo() public method

Renames a file.

public MoveTo ( String newFileName ) : void
newFileName	String
return	void

Open() public method

public Open ( FileMode mode, FileAccess access ) : GridFileStream
mode	FileMode
access	FileAccess
return	GridFileStream

OpenRead() public method

Creates a read-only GridFileStream to an existing file.

public OpenRead ( ) : GridFileStream
return	GridFileStream

OpenWrite() public method

Creates a write-only GridFileStream to an existing file.

public OpenWrite ( ) : GridFileStream
return	GridFileStream

Refresh() public method

Reloads the file information from the database.

The data in the database will not reflect any changes done through an open stream until it is closed.

public Refresh ( ) : void
return	void

ToDocument() public method

public ToDocument ( ) : Document
return	MongoDB.Driver.Document

ToString() public method

public ToString ( ) : string
return	string

Truncate() public method

Deletes all data in a file and sets the length to 0.

public Truncate ( ) : void
return	void

UpdateInfo() public method

Updates the aliases, contentType, metadata and uploadDate in the database.

To rename a file use the MoveTo method.

public UpdateInfo ( ) : void
return	void