Exposing a Java Class as a Callable Object 

Prerequisites

You must hold the portal role GP Business Expert, or the relevant permissions for working with the Guided Procedures (GP) design time.

More information: Setting Up Portal Roles

Procedure

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       1.      Open GP design time.

More information: Launching Guided Procedures (GP) Design Time.

       2.      Choose Create Callable Object from the contextual panel.

       3.      Enter the following data:

¡        Type – select Service → Background Execution

¡        Name – for example, User Details

¡        Description – for example, Retrieve user details in the background

¡        Original Language – select English

¡        Location – choose any folder in the gallery

Basic Data

 

       4.      Choose Next to open the Define Object screen.

○       For Container Type, select Application.

○       For Container, select the Java Enterprise Application that you created and deployed to the application server.

○       For Implementation Class Name, enter the fully qualified Java name of your implementation class.

Define Callable Object

 

       5.      Choose Next to open the Define Input screen.

The input parameter UserID that you defined in the implementation is displayed.

       6.      Choose Next to open the Define Output screen.

The structure with output parameters defined in the implementation is displayed on the screen.

Output Parameters

Context parameter	Object type
User	Structure
firstName	String
lastName	String
Phone	String
Fax	String

       7.      Choose Next, and then Finish and Open.

Result

You have instantiated your background callable object in the GP design time. Now you can test and activate it.

More information: Testing and Activating the Background Callable Object.