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What is SALV ABAP?

by Chase Collins

What is SALV ABAP?

SALV – The Common Model This is an ABAP Object Oriented Programming Design Pattern. Specifically it is the Factory-Method Pattern. For the simple 2D table display we must call the method CL_SALV_TABLE=>FACTORY. This will get the instance of the ALV Object. This is known as a Design pattern.

What is Cl_salv_table => factory?

CL_SALV_TABLE is factory ALV class used to build reports of type ALV. Important and basic methods in this class are FACTORY ( ), DISPLAY ( ). In this tutorial we will report the data of table SFLIGHT in ALV. Create a program in SE38 and copy the below code.

How do you display ALV in a class?

To use the OO CL_SALV_TABLE class, we need to create an instance of it. We can instantiate it by calling its factory() method (Factory Design Pattern) that requires an ALV parameter (we get back the reference in this parameter), and an internal table filled with business data that we want to display.

Which class and methods are used for OO ALV?

Class and Methods used in the Report

Class Name Parent Class Description
CL_SALV_FUNCTIONS_LIST CL_SALV_FUNCTIONS Activate all Internal Functions of ALV
CL_SALV_DISPLAY_SETTINGS Set ALV Display in Stripped Pattern
CL_SALV_DISPLAY_SETTINGS Set Title of the ALV Display
CL_SALV_SORTS Define Sort for a Specific Column

How use ALV grid display in SAP ABAP?

Include SLIS type pool – SLIS type pool contains all the data types required by ALV function modules. Data retrieval – Code the logic to fetch the data from database table into an Internal Table. Build Field Catalog – Add the columns into an internal that you want to display in the ALV output list.

What is a field catalog in SAP ABAP?

Definition. The field cataog is a table of type LVC_T_FCAT that contains information on the fields to be displayed. For example, the ALV uses this table to identify the type of a field. Use. You can use fields of this catalog to determine the number format and column properties of the list to be output.

What is ALV reports in SAP ABAP?

Sap provides a set of ALV (ABAP LIST VIEWER) function modules, which can be put into use to embellish the output of a report. The report output can contain up to 90 columns in the display with the wide array of display options. …

What is singleton class in SAP ABAP?

Definition of Singleton Class in ABAP: A class is said to be a singleton class if it can have the utmost one instance only. Declare a private attribute with reference to the same class, in which it is being declared. Create a public static method with returning parameter, having a reference of the same class.

How is event handled in OO ALV?

Events in oops ALV

  1. define a class for event handling.
  2. define a method for a particular event in that class and then implement that class.
  3. create object for that class.
  4. register the event by using set_handler.

What is IDA ALV?

ALV with IDA (SAP List Viewer with Integrated Data Access) helps tables that contain very large quantities of data to be displayed on the UI. It uses the in-memory database, such as SAP HANA, without having to switch to a new programming environment.

What is Slis_t_fieldcat_alv?

SLIS_T_FIELDCAT_ALV ,IS AN INTERNAL TABLE BODY. SLIS_FIELDCAT_ALV , IT IS WORKAREA. ajay kumar Posted September 18, 2013. SLIS_T_FIELDCAT_ALV is used for internal table and where as. SLIS_FIELDCAT_ALV is used as work area.

How do I manually create a field catalog in ABAP?

To generate a field catalog semi-automatically:

  1. Declare an internal table of type SLIS_T_FIELDCAT_ALV.
  2. Call function module REUSE_ALV_FIELDCATALOG_MERGE and pass the DDIC structure of the output table and the internal table for the field catalog.
  3. Read the rows you want to change, and adapt the fields accordingly.

How to create an Alv report in ABAP?

Using CL_SALV_TABLE class to create a very simple ABAP ALV report that selects data from database table SFLIGHT and displays it to the user as an ALV grid via the cl_salv_table=>factory method.

How to use Salv table in SAP NetWeaver?

SALV Table 1 : Normal ALV Table Display. SAP has introduced a new programming model to devleop Object Oriented ALV (OO ALV) using class CL_SALV family class. This class family is avaliable in the SAP Netweaver 04. Some Background: Prior to SAP Netweaver, we have so many different starting point to start the ALV.

How to use Cl _ Salv table in Salv report?

See SALV report tutorials for a more detailed version of how to use cl_salv_table including setting custom header texts and selecting which fields to output.

Which is an example of the new Salv model?

For example, in the Sales… The new model of ALV – SALV Model – also provides the interface for application developer to develop the Hierarchical list. This type of list are also known as the Sequential List. We use the hierarchical-sequential table to display simple hierarchical structures.