1. A computer-implemented method comprising: using, by a computer-based system for providing standardized input interface elements, an Extensible Markup Language (XML) tag from a first file to obtain from a second file a formatting instruction corresponding to a field name, wherein the second file is a data type definition file, mapping, by the computer-based system, a class file corresponding to the formatting instruction within a servlet; and rendering, by the computer-based system, program code in the servlet corresponding to a first input interface element specified in the formatting instruction, and based on the class file.