Description Usage Arguments Format Details Author(s) See Also
Writer
Class responsible for performing write functionality through
the document and document collection composite hierarchy. This class has
a single method that, upon instantiation, initiates a VWriter object,
passes this visitor object to the document's accept method. The document
accepts the VWriter visitor and the VWriter processes the request or
dispatches another write request on a composite object.
1 |
object |
This is an object of the DocumentCollection, Document or File class |
An object of class R6ClassGenerator
of length 24.
Writer Class Overview: The Writer class is a participant in the VWriter visitor pattern, a design pattern described in the book "Design Patterns: Elements of Reusable Object-Oriented Software" by Erich Gamma, Richard Helm, Ralph Johnson and John Vlissides (hence Gang of Four). This visitor pattern allows new operations to be defined without changing the classes upon which the visitor method operates.
Writer Methods: The Writer class has a single method as follows:
writeData(object)
Method responsible for performing write functionality within the Document composite hierarchy.
John James, jjames@DataScienceSalon.org
Other Read/Write Classes: Reader
,
VReader
, VWriter
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