Factory method to create the correct ZebraPrinter concrete class based on the printer's control language.
If the SGD value, appl.name, starts with one of the following, the printer is determined to be a CPCL printer. Otherwise it is considered to be a ZPL printer.

• SH
• H8
• C

If you wish to use prefixes other than the ones listed above, use:

GetInstance(array<String>[]()[], ZebraPrinterConnection)

Factory method to create the correct ZebraPrinter concrete class based on the printer's control language.
If the SGD value, appl.name, starts with one of the cpclPrefixes, the printer is determined to be a CPCL printer. Otherwise it is considered to be a ZPL printer.

Factory method to create the correct ZebraPrinter concrete class based on the provided printer control language.