Creating a Sample BRFPlus Application

Creating BRF Application For Calculation of Tax based on the Gross Salary

Flow Chart

1) Goto Tcode = BRFPLUS or BRF+ (BRFPlus Workbench)

2) Goto Context Menu and Create an BRF Application

3) Fill the details and choose Storage type

The following table summarizes how the storage type of an application affects the usage of objects that belong to it:

Storage Type

Client Transport Cross-Application Usage

System client-independent

transportable or local

Can use system objects.

Customizing client-dependent

transportable or local

Can use system and customizing objects.

Master Data client-dependent

local Can use system, customizing, and master data objects.

4) Goto Contained Objets Tab of the created appliaction,

Choose Type as Function and Create object

5) Enter funtion Name and Description

6) Under Properties tab Choose Mode : Functional Mode

Assign Top Expression : Create

7) Choose Decision Tree in Type

Enter Name and description

8) Goto Signature tab of the function and click Add New Data Objext

9) Choose Element in Type

Choose Amount in Element Type

10) In the Signature tab

for the Result data object Choose Create

11) Choose Element in Type

Choose Amount in Element Type

12) Click on the Created Application

goto Contained Objects tab, Choose Expression in Type, Formula in Expression Type

13) Enter Details

14) In the Result Data Object Choose Select

Choose ELE_PAYABLE_TAX_AMOUNT

15) Right Click in the Context and In the Insert Data object choose Select

Choose ELE_GROSS_SALARY

16) Press the * and then click on the Number button and enter 0.1

Save the Formula

Create the following formula expressions for the mid and high salary segments using the above procedure.

Name of the Formula Expression Result Data Object Formula

Fr_Calculate_Tax_for_med_salary ELE_Payable_Tax_Amount(25000 INR * 0.1) + (Gross_Salary - 25000 INR) * 0.2

Fr_Calculate_Tax_for_high_salary ELE_Payable_Tax_Amount(25000 INR * 0.1) + (75000 INR * 0.2) + ((Gross_Salary - 100000 INR) * 0.3)

Repeat Steps from 12 to 16 using above Information

17) Choose Contained objects tab, Choose Expression in Type and Value Range in Expression Type

18) Fill in the Details

19) Click on Set an incoming parameter and Choose ELE_GROSS_SALARY

20) Create Condition as Shown below

Create the following value range expression using the above procedure. Using steps 17 - 20

Name of the Value Range Expression Incoming Parameter Values

Vr_Gross_Salary_is_Medium Choose ELE_GROSS_SALARY data object.

Choose value range as is less thanAmount 100000 and INR as the currency.

21) Goto the Decision tree created before, Choose ELE_PAYABLE_TAX_AMOUNT as Result Data Object, also Right Click on the Decision Tree choose Set Condition -> VR_GROSS_SALARY_IS_LOW

22) In the True Part assign FR_CALCULATE_TAX_FOR_LOW_SAL,

In the False Part Set Condition VR_GROSS_SALARY_IS_MEDIUM.

In the false Part Set Condition VR_GROSS_SALARY_IS_MEDIUM

In the True Part assign as shown below.

In the False Part assign as shown below.

Save and Activate all the Objects in the Application and the Application itself.

Note : Active Objects are indicated by the Green Icon besides the name of the object.

Now goto the function and Click on start Simulation,

i).Enter Amount Less than 25000 INR and Execute, we can see the Calculated Tax Amount

ii).Enter Amount Less than 100000 INR and Execute, we can see the Calculated Tax Amount

iii).Enter Amount Greater than 100000 INR and Execute, we can see the Calculated Tax Amount

Calling a BRFPlus Application from a program

Choose the Function Created, Open the General Screen, General tab and Copy the ID of the Function, Paste this ID in the program, as shown below

REPORTzrp_calulate_tax_brf.

PARAMETERS:p_g_salTYPEnumc10.

DATA:lr_fuctionTYPEREFTOif_fdt_function,lr_contextTYPEREFTOif_fdt_context,lr_resultTYPEREFTOif_fdt_result,lr_traceTYPEREFTOif_fdt_trace.

DATA:lr_messageTYPEREFTOcx_fdt.

DATA:ls_taxTYPEif_fdt_types=>element_amount,ls_salaryTYPEif_fdt_types=>element_amount,lt_tabnameTYPEtabname.

START-OF-SELECTION.

CLEAR:ls_tax.ls_salary-number=p_g_sal.ls_salary-currency='INR'.

TRY."GetBRFplusfunctionlr_fuction?=cl_fdt_factory=>if_fdt_factory~get_instance()->get_function('7427EA0D6A3B1ED3989AE1F2F7ECEC45').

"SettheBRFplusfunctioncontext(inputvariables)lr_context=lr_fuction->get_process_context().lr_context->set_value(iv_name='ELE_GROSS_SALARY'ia_value=ls_salary).

"ProcesstheBRFplusfunctionlr_fuction->process(EXPORTINGio_context=lr_context"FDT:Contextiv_trace_mode='T'"TraceModeIMPORTINGeo_result=lr_result"FDT:Resulteo_trace=lr_trace"FDT:Trace).lt_tabname=lr_trace->get_trace_db_table().

"RetrievetheBRFplusfunctionresultlr_result->get_value(IMPORTINGea_value=ls_tax).

WRITEls_tax-number.WRITEls_tax-currency.

ENDTRY.