hdfsRights (Variable type)

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Properties specific to hdfsRights variables
WLanguage functions that use the hdfsRights type

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hdfsRights (Variable type)

In french: hdfsDroit

The hdfsRights type is used to define the advanced characteristics regarding the access rights to an element (file, link, directory) of the Hadoop file system. You can define and change the characteristics of these rights using different WLanguage properties.

Note: For more details on the declaration of this type of variable and the use of WLanguage properties, see Declaring a variable.

Example

// Connection
MyConnection is hdfsConnection
MyConnection.namenode = "MyServer"
MyConnection.User = "Admin"
hdfsOpenConnection(MyConnection)
// Retrieve the directory content
Content is array of hdfsStatus = hdfsList(MyConnection, "/")
// Display the rights
FOR EACH elem OF Content
	Trace("------------------------------")
	Trace(elem.Rights.UserWriting)
	Trace(elem.Rights.GroupWriting)
	Trace(elem.Rights.OtherWriting)
END

Properties

Properties specific to hdfsRights variables

The following properties can be used to handle the rights:

Property name	Type used	Effect

GroupExecution	Boolean	True if the members of the owner group have the rights to run a file or the files found in a directory. False otherwise.
GroupReading	Boolean	True if the members of the owner group have the rights to read. False otherwise.
GroupWriting	Boolean	True if the members of the owner group have the rights to write. False otherwise.
OtherExecution	Boolean	True if a user (other than the owner and the members of his group) has the rights to run a file or the files found in a directory. False otherwise.
OtherReading	Boolean	True if a user (other than the owner and the members of his group) has the rights to read. False otherwise.
OtherWriting	Boolean	True if a user (other than the owner and the members of his group) has the rights to write. False otherwise.
UserExecution	Boolean	True if the owner has the rights to run a file or the files found in a directory. False otherwise.
UserReading	Boolean	True if the owner has the rights to read. False otherwise.
UserWriting	Boolean	True if the owner has the rights to write. False otherwise.

Remarks

WLanguage functions that use the hdfsRights type


hdfsCopyTo	Copies a file located on the local machine to a Hadoop server.
hdfsCreateDirectory	Creates a directory on a Hadoop server.