The Design And Application Of RSS Search Engine Based On Portal Content Management System

With the rapid development of Internet, the development of enterprise more depend on many application systems established by basing on information network to help enterprise dealing with various routines. Enterprise portal contents management system as part and parcel of enterprise portal system, is in charge of enterprise information website construction, releasing information and relevant authority management. A large number of information is released by portal contents management system during the daily office routine, as time passes, plenty of information is accumulated at the enterprise website which lead to the inconvenience of browsing and consulting information for users. To target this problem, the individualized requirement of website information can be satisfied for different users by providing subscribed RSS information service. RSS search engine which based on portal contents management system is mainly aimed to the users of enterprise information website to accomplish search function which subscribe RSS information source.This paper based on portal contents management system of certain enterprise, adopts RSS standard technique, technique based on Lucene frame, JDOM and other relevant techniques to accomplish individualized customization of enterprise website information by contents management system and finally achieve the design and accomplishment of search engine based on RSS data source.First of all, the enterprise portal system and the portal contents management system of its application in main business are deeply investigated. The primary system construction of enterprise portal system is presented, and construction of portal contents management system and achieving model of content publish module are analyized.Then, RSS information polymerization technology and RSS information subscription service which are popular at present are detailed illustrated. Based on serious analysis and comprehensive comparison of RSS information customization technology and major concentrate XML operation technology which are frequently used, JDOM is adopted to achieve the read-write customization function of RSS data source of portal contents management system.After the accomplishment of read-write customization function of RSS data source in website information, RSS data source new created are analyzed and established index by sort of developing Lucene frame for the second time. By designing and achieving the analyzer module, index module and search module of RSS search engine which are integrated with enterprise portal contents management system, the design and the accomplishment of RSS search engine based on portal contents management system are finally achieved that provide the index search for the latest RSS information of enterprise website.