Questionnaire survey type development method based on Android system
An Android system and questionnaire technology, applied in the fields of instruments, digital data processing, creation/generation of source code, etc., can solve the problems of increasing the workload of investigators, long time, low efficiency, etc., to avoid code differentiation and development efficiency. The effect of improving and improving code reuse
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[0021] Such as figure 1 , figure 2 As shown, a kind of questionnaire development method based on the Android system of the present invention includes a data storage layer, a tool layer, a network layer, a questionnaire UI layer and a core business layer; the data storage layer is responsible for storing questionnaire collection data, and the tool layer is packaged The tool class processes the business logic, the network layer completes the data interaction with the interface, the core business layer stores the data downloaded from the questionnaire template and the data downloaded from the survey basis, and the questionnaire UI layer is responsible for displaying various configurable questionnaire templates to the user.
[0022] Furthermore, the data storage layer adopts the database creation and management framework Greendao3.0 and the Android lightweight storage class SharedPreferences data storage technology, and stores the basic user information data obtained by the serv...
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