| Recently, most people only pay attention to the retrieval functions of books in the university library.only to the book search platform, and lack of the selection of books and interaction between teachers and students, people can not make full use of teacher resources to help students choose suitable books for professional reading.The online library is designed to deal with this problem, compared with the traditional library websites, the library system pay more attention to the professional communication between the readers and the recommendation of books, increased the teacher recommended books and book reviews module, on the one hand, the Online library makes students convenient to the choice of reading books and enhances their reading interest; on the other hand, teachers can also share ideas about writing an article, improve their teaching quality, and enhance the communication between teachers and students.This topic has a lot of functions and services, such as the bibliographic retrieval, recommended books, book reviews, and opinions. It is a the new library system, including collection of library bibliographic retrieval and the exchange learning. To achieve these functions, the author mainly finished the following several aspects about the online library system:(1) Refered to the function of the library of domestic university,analysed the advantages and disadvantages of each function, and expounded the research background and significance of online library.(2) Analyzed the functional requirements of Online library in detail, determined the designing function of this system, analyzed the function module process, and made a concrete analysis of each functional description.(3) Designed the system architecture and the specific function, introduced the composition of the system in detail through the system architecture diagram, the overall function chart, and working flow chart of the module function diagram.(4) Analyzed the designing platform database based on the demand to safety management of users and books information,using reasonable table to store all the information.(5) Introduced the library’s module and sorting books display module in detail after finishing system design, finally, tested each function module and adjusted the bug, improved the robustness and stability of the platform through a lot of tests. |