Triggering wok flow with business object event

Steps:-

• Go to SE11.
• Create a structure with a field which we will use in the creation of key field of a business object.

• To create business object go to Transaction code  SWO1.

• Provide a new business object name and click on create button.

• Provide Object Name , Name . Description , Program and Application.
• Click on Continue.

• Enter the Package and Click on SAVE.

• Enter the Transport Request and click on continue.

• So we have created a business object. Now let’s create a key field.

• Put the cursor on the Key Fields and select create button.

• Pop-up will appear.
• Click on NO.

• Provide key field name and its text and as technical data type refer to the structure field that we created in the previous step.

• So we are done with the creation of the key field of the BO. Lets create an event in the business object(BO). Select events and click on create. 

• Provide the event name and its text and continue.

• Looks like,

• Select the Event.
• Click on Edit -> Object Type ->  To modeled.

• Select the Event.
• Click on Edit -> Object Type ->  To implemented.

• Check the Status bar.

• Select the Event.
• Click on Edit -> Object Type ->  To Released.

• Check the Status bar.

• Tick mark appear.

• Click on Generate.

• Go to Transaction Code SWDD.
• Click on Create.

• Click on Basic Data.

• Enter the Abbreviation and Description.

• Click on Start Event Tab.

• From Category drop down list select BO ( Business Object ).
• Enter the Object Type and Enter the Event of the Object.
• Click on Activate.

• Click on Save.

• Its turns green. Save and go back.

• Looks like,

• Double click on "Undefined Double-click for new step ".

• Pop-up will appear.
• Select " Send mail".

• Enter the Mail subject and Description.

• Click on Transfer and to graphic button.

 

•  Enter the Abbreviation and Name .
• Click on Continue.

• Activate.
• Looks like.

• Go to SE38.
• Create a Executable program and enter following code.

DATA : rc TYPE sy-subrc.

CALL FUNCTION 'SAP_WAPI_CREATE_EVENT'
  EXPORTING
    OBJECT_TYPE             = 'ZWFTEST_BO'
    OBJECT_KEY              = '0000000001'
    EVENT                   = 'WF_START'
   COMMIT_WORK             = 'X'
*   EVENT_LANGUAGE          = SY-LANGU
*   LANGUAGE                = SY-LANGU
*   USER                    = SY-UNAME
*   IFS_XML_CONTAINER       =
 IMPORTING
   RETURN_CODE             =  rc
*   EVENT_ID                =
* TABLES
*   INPUT_CONTAINER         =
*   MESSAGE_LINES           =
*   MESSAGE_STRUCT          =
          .

IF rc eq 0.

  WRITE : / 'Workflow triggered successfully'.

  else.

   WRITE : / 'Workflow not triggered  successfully'.

ENDIF.

• Execute.

• Go to SBWP transaction code to check mail.

• Expand Inbox -> Click on Unread Documents.

• Double click on mail.

• Here some additional steps the developer might check about the workflow that has been executed. 
• Go to Transaction code SWI1.
• Execute.

• Looks like.

• Select the Line and Click on "Display workflow log".

• Click on Graphic.

• So here green line is the execution path.