Calling a procedure from an OAF page through a button in the screen

Question

problem: calling a procedure from an OAF page through a button in the screen

Answer 1

CREATE OR REPLACE procedure APPS.xx_delete_dept_prc(p_id in number)
as
begin
delete from xx_training_dept_tbl where td_dept_id=p_id;
commit;
end;
2.     create image button for delete
3.     set the following property to this button:
action type : fire action
event :DeleteDept
parameter :
name: DEptIdParam value: ${oa.XxTrainingDeptVO1.TdDeptId}
4.     create Co and writing the following code on process form request
public void processFormRequest(OAPageContext pageContext, OAWebBean webBean)
super.processFormRequest(pageContext, webBean);
String actionInscreen=pageContext.getParameter(EVENT_PARAM);
if ("deleteDept".equals(actionInscreen))
String deptidparam=pageContext.getParameter("DeptIdParam");
Serializable [] s={deptidparam};
Class [] c={deptidparam.getClass()};
OAApplicationModule am=pageContext.getApplicationModule(webBean);
am.invokeMethod("deleteDept",s,c);
throw new OAException("delete completed",OAException.INFORMATION);
5.     create AM and writing the following code
public void deleteDept(String deptid) {
XxTrainingDeptVOImpl deptview= getXxTrainingDeptVO1();
deptview.deleteDept(deptid); }
6.create VO and writing the following code in view object class
public void deleteDept(String deptid
System.out.println("Dept ID =" +deptid);
String s = "call xx_delete_dept_prc(:1)"; // :1 is the number of parameter to pass it to procedure
CallableStatement cs =trx.createCallableStatement(s,1); // 1 number of record to fetch but delete always delete 1 row
try
cs.setString(1,deptid); // the name of the first parameter
cs.execute();
cs.close();
catch (SQLException e)
e.printStackTrace();
}