The Application Of Enterprise Information System Based On J2EE

Data process based network takes a main part in enterprise information systems, data process in eterprise network develop into a three hiberarchy system. J2EE is a new mature distributed count technology,and used widely. The frame of J2EE is retractile and patulous, it make application systems flexible. There are two advantages in using J2EE technology: hign security and diversiform choice.The subject studys the customer data management system of Heilongjiang Unicom based on J2EE and it's redesign, it includes the following module: input the customer data; assign service manager; visit server; other server, etc. The disquisition introduces theory of the system; key technology, develop process(Analyses of the quondam system, redesign of new system, realization and configuration) and system's test in 7 chapters.The redesigned system acording to this disquisition has already used. It is explained that the new system is srtong, credible, wieldy, efficient, exoteric, flexible and patulous. further more, the new system can fit for diversiform demand.