Analysis of Requirement Capture based on UML

Unified modeling language UML is a visualized modeling language of current object-oriented areas. Many enterprise information system developers concern how to apply this technique to the development of enterprise information management system. The capture demand in UML is the first stage of system development. Its purpose is to find the real demand and suitable for user, the customer and developers, which is the way to the success of the demand for development system determines. Purchasing management system is a very important part of the enterprise information management system. In order to solve most of enterprise information system development and maintenance problems, this paper uses cases prototype model, combines started software expatiates on how to use UML to purchasing management system of capture demand analysis based on purchasing management system as example.