Constant class contains the extension settings for barcode scan.
1.1.0
Symbology extension for EAN-2 add-on. This extension can be set for each symbology (EAN-8, EAN-13, UPC-A, and UPC-E)
Symbology extension for EAN-5 add-on. This extension can be set for each symbology (EAN-8, EAN-13, UPC-A, and UPC-E)
Setting for UPCE return as UPCA, only for UPCE setting