The Designing And Implementation Of Internship Service Platform Based On Multi-tier Architecture

Higher Vocational Education has properties of both Higher Education and Vocational Education.Its main task is to train skilled people on much area on vertical frontier,such as production,construction,services.With the continuous development of vocational education in China,the necessity and importance of internship program have grade widely recognized.But there also have some problems in management of internship.This paper focuses on the vocational education internships service platform,the specific contents are as follows:Firstly,the background,organizational structure and existing business processes are analyzed to obtain the software specification for demand internship service platform.Secondly,we use case descriptions in functional analysis to get the overall function package diagram and sub-function package diagram of platform.We also explain main function modules involved entity class,business logic classes,data access classes,controls etc.Then,the system functions for data management were analyzed.The entity class diagram and database table structures also introduced.We emphasized on two key technologies,"brokering module" and "search engine".The paper discussions implement of two module,given the key entity object modules,processing and representation.Experiments of develop work are also discussed.The “brokering module” is a Web-based application that provides student registration,maintenance skills,companies settled,post release,internships and other intermediary services.Two-way matching of corporate positions and student library repository is provided.The main purpose of search engines is automatically acquire practical teaching resources on the network and automatically indexing data provide support for the construction of practice teaching resource library.Finally,the research and development works are summarized,and further work in the future is discussed.