Migration Guide : A. Features Introduced in OpenROAD 4.1 : Application Server Support for OpenROAD 4.1
 
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Application Server Support for OpenROAD 4.1
The OpenROAD Application Server is a collection of objects and services that supports N-tiered applications written in OpenROAD 4GL. The Application Server facilities allow OpenROAD 4GL business logic to be shared by a wide variety of client programming environments and languages, including web server scripting languages.
This chapter outlines the following Application Server features found in OpenROAD 4.1:
Utilizing COM
4GL Remote procedure calls
Automation types
Fixed signature, dynamic data
Structured data
The Remote Server Object
The Parameter Data Object
The 4GL RemoteServer system class
Private servers and shared servers
Application Server Object Library (ASOLib)