Workflow for Beginners

8/13/2019 Workflow for Beginners

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Workflow for BeginnersAuthors: Arnab Dhar, Sangram Chowdhury.

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Workflow for Beginners...........................................................................................................................1

1:FINDASTANDARDBUSINESSOBJECT- WHICHREATESTOTHEDESIRED!ASTERDATA"""""""""""""""""""""""""""#

$:CREATEABUSINESSOBJECT"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""%#: CREATEANE&ENT"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""'

(: CREATEA!ETHOD"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""")

*" CREATE+E,FIEDS""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

%:I!.E!ENTBUSINESSOBJECT""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

':CREATEWOR+FOWTAS+""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""1/

): SETU.CONTAINERS"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""11

: ASSI0NIN0A0ENTTOATAS+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""1$

1/: FORTHISDE!OEA!.E2 ,OUWITRI00ERTHEE&ENTB,WRITIN0ACUSTO!CODE" """""""""""""""""""1(11" A SIN0ESTE.TAS+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""1*

1$" SO!EWOR+FOWCONCE.TS"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""1*

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1:Find a standard business object - which relates to the desired master data.

Tr3ns345ion S#$D

Definition Tools SAP Business WorkflowDevelopmentDefinition ToolsBusiness

Object Builder Tr!ns!ction "ode SW#1$

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&b'ct ty(: TEST

This is the internal technical key. 6Object type can have maximum 10

characters. This must be unique across all object type. Objects arespecific instances of object types at runtime.

&b'ct nam:O89e45N3=efor

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The object type is addressed with this name by external applications.This is a descriptive n!lish name and can be up to "# characters. This

also must be unique across all object type.

*am: O89e45 N3=e:

This is a meanin!ful name of the business object.

Dscr+(t+on: O89e45 Des4ri;5ion:

$Object description% can be up to &0 characters.

Program: TEST

ach object type has an '(')*& pro!ram in which methods of theobject are implemented. This pro!ram is !enerated automatically

when you create or revise an object type.

A((+cat+on:

$+ indicates cross application.

,hould you need to extend the components of an ,') delivered object%

you can create a subtype and then -dele!ate it back up to itssupertype. This means that the supertype transparently acquires the

new functionality. /f this supertype is referenced by any ,') or custom

application% the new functionality is available. 'ny supertype mayhave at most one dele!ation assi!ned to it. ele!ations are client

independent. se the menu path ,ettin!s 2,ystem3wide to create adele!ation.

3: Create an event.

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/n 4*" &.0 the release strate!y for new Object Types and Object Type

5omponents methods% attributes% events% etc.7 was enhanced. 8ow

when an object type and*or components are created% there aredifferent statuses to select% based on its required purpose. The

statuses are9

:odeled 3 objects cannot be accessed at runtime. This is the status

that is automatically set when an object type or component is

created. /tems with a modeled status cannot be referenced in anytype of workflow task.

/mplemented 3 objects can be used internally in a test environment.

They are accessible% but may not be stable especially if nodele!ation has been defined7.

4eleased 3 objects are ready for production. 8ote9 ;ocal objects

cannot be released.

Obsolete 3 objects are typically replaced by new functionality or

incompatible with previous versions. This status is optional.

4: Create a method.

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' method can be synchronous or asynchronous. ,ynchronous :ethod:ethod that% for the duration of its execution% assumes the process

control and% after its execution% reports to the callin! component work

item mana!er% in this case7.,ynchronous methods can return the followin! data% if defined9 4eturn

parameters% one result and xceptions.

Terminatin! events can also be defined for a sin!le3step task described

with a synchronous method. 't runtime% the relevant work item is then

terminated either when the synchronous method is successfullyexecuted or when one of the defined terminatin! events occurs.

'synchronous :ethod

:ethod that% after its execution% does not report directly to the callin!component work item mana!er% in this case7.

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'synchronous object methods do not return results% parameters orexceptions.

't least one terminatin! event must be defined for a sin!le3step task

described with an asynchronous object method.'t runtime% the relevant work item is only terminated if one of the

defined terminatin! events occurs.

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=hen this event occurs% the system starts this task. 'nother event is

Terminatin! vent9 =hen this event occurs% the system terminates thework item for this sin!le3step task.

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/f the sin!le3step task has the property 5onfirm end of processin!%the work item is not terminated when the event occurs. The work item

must still be set to >one? by one of its recipients.7

se9,in!le3step tasks that refer to an asynchronous method must have at

least one terminatin! event.,in!le3step tasks that refer to a synchronous method can have

terminatin! events.

&: 'et u# containers.

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'n agentis an executor of a work item.

' work itemis the actual runtime representation of a workflow

process step task7. =ork items appear in users? inte!rated

inboxes.

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Possible agentsare a collection of a!ents who qualify to execute a

work item% and therefore could potentially receive a work item in

their inte!rated inboxes.

Selected agentsare those possible a!ents 1 or more7 who areelected to execute a task at runtime. They actually receive thework item in their

inte!rated inboxes.

The actual agentis the a!ent amon! those selected a!ents who

actually processes the work item. =hen the actual a!ent processesthis work item% it disappears from the inte!rated inboxes of any

other selected a!ents.

't runtime% a pool of selected and actual a!ents can be created forthe followin! types of actual a!ents9

The processing agent:The persons7 who actually processes

the

work item. The deadline agent:The persons7 informed when a work

item is not processed fully within the specified deadline. Thisnotification is received via a deadline work item in the deadline

a!ent?s inte!rated inbox.

The notification agent9 The persons7 notified when an activity

step is fully processed. This notification is received via notification

e3mail in the notification a!ent?s ,') office e3mail.The notification

agentis informed if a work item or workflow has been processed and

the status of the work item is -completed or -lo!ically deleted.

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1,: For this demo eam#le you will tri**er the event by writin* a custom code.

"

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Workflow for Beginners

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