How to Create and Trigger Class Based Workflow from Web Dynpro ABAP - Part 4

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How to create and trigger class based workflow - Part 3 Continue..

Now go to Methods tab of Main View and Double click on ONACTIONREGISTER Method.

Enter below Code in OnActionRegister Event.

ONACTIONREGISTER

method ONACTIONREGISTER . * Data Declaration for Employee Node DATA lo_nd_employee TYPE REF TO if_wd_context_node. DATA lo_el_employee TYPE REF TO if_wd_context_element. DATA ls_employee TYPE wd_this->Element_employee. DATA lv_emp_id TYPE wd_this->Element_employee-emp_id. *  Data Declaration for Class DATA lr_wf_demo TYPE REF TO ZCL_WF_DEMO. *   Data Declaration for Message Manager DATA lo_api_controller     type ref to if_wd_controller. DATA lo_message_manager    type ref to if_wd_message_manager. *   navigate from <CONTEXT> to <EMPLOYEE> via lead selection lo_nd_employee = wd_context->get_child_node( name = wd_this->wdctx_employee ). *   get element via lead selection lo_el_employee = lo_nd_employee->get_element( ). *   getting Employee ID lo_el_employee->get_attribute( EXPORTING name =  `EMP_ID` IMPORTING value = lv_emp_id ). *   Trigger Workflow CREATE OBJECT lr_wf_demo. lr_wf_demo->register_employee( exporting i_empid = lv_emp_id ).   IF sy-subrc = 0. *     Get Message Manager lo_api_controller ?= wd_This->Wd_Get_Api( ). CALL METHOD lo_api_controller->GET_MESSAGE_MANAGER RECEIVING MESSAGE_MANAGER = lo_message_manager. *    report message CALL METHOD lo_message_manager->REPORT_SUCCESS EXPORTING MESSAGE_TEXT = 'Registered Successfully..'. ENDIF. endmethod.

( Refer How to create and trigger class based workflow - part 1 for quick code reference of class zcl_wf_demo )

Step 3: Create Application.

Save and Activate the Web Dynpro Component.  Create the Web Dynpro Application and Save it.

Enter description and Click on Ok.

Save the Web Dynpro ABAP Application.

Result

Right Click on the Web Dynpro ABAP Application and click on Test.

Enter Employee ID and Click on Register.

Now we can see the success message.

Now go to SBWP Transaction and Click on Inbox.

Conclusion

Here I demonstrated a simple Web Dynpro ABAP Application which triggers Workflow. This helps to create ABAP Class, Workflow and Triggering Workflow from Web Dynpro ABAP as per Our Requirements.