abap-feature-toggle
Feature toggle for ABAP (aka Feature Flags)
A software engineering technique that turns system functionalities on and off during runtime, with no downtimes, and deploying new codes.
- Validate feature functionality
- Modify system behaviour without disruptive changes or stoppers
- Minimize risks during development/implementation phase
- System outage
- Helps developers and testers to keep the development flow uninterrupted
Diagram
Instantiating
- create an entry on view
ZFEAT_TOGGLE;
- activate/deactivate the created toggle;
- use snippet below to instantiate/implement the feature toggle.
DATA gc_feature_toggle TYPE zcore_feature_toggle.
DATA go_feature_toggle TYPE REF TO zif_core_feature_toggle.
DATA gv_is_active TYPE c.
CREATE OBJECT go_feature_toggle TYPE zcl_core_feature_toggle.
gv_is_active = go_feature_toggle->is_active( gc_feature_toggle ).
IF gv_is_active = abap_true
...
ENDIF.
Examples and documentation
Main class implementation is ZCL_CORE_FEATURE_TOGGLE.
Find use methods below aside of its documentation.
is_active
Check whether the feature toggle is activated. The return is a boolean value of the current status of a given feature toggle.
- input:
- iv_feature TYPE (zcore_feature_toggle)
- result: TYPE abap_bool
Example: Z_TEST_FEATURE_TOGGLE.
See source code here.