An exemplary upgrade module includes an upgrade wizard component, an upgrade analyzer component, and a source analyzer component wherein the upgrade wizard component operates in conjunction with an IDE to facilitate migration of source code or a project to the IDE or a runtime engine andor OS associated with the IDE. The first molded portion and the second molded portion cooperate to form a plurality of exterior walls. According to the detection method using ATP organism illumination, the floating microorganisms in the gas phase can be readily detected and the detection can be automatically conducted in real time without manual labor.