A class that deals with data in DcsBuffer.
This class is mainly used to manage the image and document objects. You can get any image or document stored in DcsBuffer, add an image or a document into DcsBuffer, and delete it from DcsBuffer, etc.
Using the methods of DcsIO, you can load the memory data into DcsBuffer, save the data in DcsBuffer as a file to the App sandbox directory and reload the saved file into DcsBuffer. You can also upload the images/documents in DcsBuffer to a web server or download them back into DcsBuffer.