MSCA Technical Overview and function definition

Technical Overview 

Pre-requisites: 

• Knowledge of Oracle EBS 
• SQL/PLSQL Programming 
• Basics of Java Programming 
• Basic Unix Commands 
• Basic understanding of the MSCA/MWA Architecture

MWA GUI - The image below shows the start page, the login page of the MSCA Screen from EBS.

 

Type of work in MSCA Applications:

• Development of custom screens for hand held devices.
• Extending the existing MWA screen.
• Personalizations of existing MSCA screen.

Following functions are defined in the MWA screen  page.

• AppEntered – 
• called when the entire transaction is entered, this can be used to initialize transaction level variables.
• AppExited  – 
• called when the entire application is exit, an example use can be to close resources.
• PageEntered – 
• called when the page is entered, this can be used to initialize values on the page.
•  PageExited  – 
• called when the page is exited, this can perform page level validation logic.
• FieldEntered  – 
• this is called when a particular field is entered. For example, prior to entering a particular field, there may be a need to reinitialize some variables.
• FieldExited  – 
• this is called when a particular field is exited. The most common of the listeners, this is used for validation of user input.

Function (AOL) -> This is the first step we create in EBS and this is linked to Function java class of the mobile application.