Part 2 OAF VO Extension : How to add new Column in the Expense Report Summary Home Page
In this post , we will do View Object VO extension in Oracle Application OAF web pages. first of all , we will discuss the need of the VO extension in OAF. When we have an requirement to display some more attributes or fields in the OAF page then we do VO extension to meet this requirement. We all know that , We see the data in the OAF page through View Objects(VO) and in a single page can have more then 1 View Objects(VO). First of all , we need to find out that , in which Standard View object , we need to add new Fields in OAF Page. Then we do view Extension , to add this new field in the View Object and then display this new Field in the OAF page through Personalizations.
This is the Second Part of OAF VO Extension. We have already created a OAF project in the J-Developer and now in the Post , we will start doing VO Extension in this Project.
Here below is the First part of this Topic.
Step13:- Creation VO Extension
Now right Click on the Project as below and click New.
Step14:- Now Create View Object as below :-
Step15:- Create Extended VO Name and select the Package.
Now select the Standard VO which you want to Extend Click on the Browse Button under Extends as below and Select the Standard View Object 'TrackExpesneReportsVO' which we want to Extend in this VO Extension.
Select the same path under which your Standard Controller Placed in the Jdevhome folder MyProjects folder.
Step18:- This is the Extended view Object Final Screen Click Next.
Step19:- This is The Query working for the Standard View Object. Copy the Query of the View Object in the Toad.
Step20:- Now Add the Custom column 'Attribute5' which you want to display in the OAF Page. Always add the New Column in the Last.
Step21:-Paste the Changed Sql query in the VO Object and Click Next.
Step22:-Select the required Check Box and click Finish.
Step23:- This is the Extended VO created As Below.
Step24:- Now We will do Substitution of this Custom view Object.
Right click on the Project and Click Project Properties.
Go to the Substitutions:-
Step23:- Move the VO file in Java_Top and then Import this View Object with the Help of this Script.
java oracle.jrad.tools.xml.importer.XMLImporter $JAVA_TOP/oracle/apps/xxap/oie/server/
TrackExpenseReportsVOEx.xml -rootdir $JAVA_TOP -username apps -password apps
-dbconnection " (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=server
name)(PORT=100001))(CONNECT_DATA=(SERVICE_NAME=SID NAME)))"
Step23:- Now again go Back to the Web page in application where we want to do this View Object Extension. Now Click on the 'Personalize Link' Highlighted below.
Step24:- Now click on Create Item Icon as below to add new field in the View Object.
Step25:- Create Item with Style 'Message Styled Text'.
Step26:- Give the Item Properties as below.
Step27:- Give the name of the Extended View Object in View Instance and the Name of your New View object Column in the View Attribute as below.
Step28:- Now we can see below Tracking No. field displaying in the OAF Expense Home Page.
Part2 OAF VO Extension : How to add new Column in the Expense Report Summary Home Page
