Comparison Of Rich Client Implementation For Bond Trading System

Thanks to the comprehensive application and mature of computer technology, lots of corporations are introducing computer system to fields of business, services and daily work. How to build a robust, efficient, secure, extensible enterprise application system is a hot topic IT industry is researching. In recent years, the conception of "Rich Client" is blooming. Rich Internet Application combines the responsiveness and richness of desktop software with the broad reach of web applications to deliver a more effective user experience.The flex of Adobe is a relatively mature rich client technology now. Many web applications are built with Flex. With the promulgation of Flex 2.0, Flex Data Services provide a series of powerful management of data in server side, which make the developing of Flex application with dense data easy and faster.Ajax (Asynchronous JavaScript and XML) takes on as a new rich client development technique, expands extremely fast in the recent years. Multifarious Ajax frameworks appeared with different characteristic and aspect. Compared with Flex, Ajax is more confused, there is not outstanding framework. On the other side, Ajax is much more open than Flex, so it is more independence and freedom. This article introduces the characteristic and usage of the main Ajax frameworks.At the last of the article, we use a specific application (support bond trading on line) to show how to use Flex to implement the Client MVC web, analyze and preparatory implement the application web using Ajax framework (Ext).Ajax and Flex as the two most popular Rich Client technologies, they have totally different characteristics. At last we will analyze the technology, efficiency and develop mode difference between Ajax and Flex via implementing the client of the same system with the two technologies respectively, incarnate the excellence and shortcoming of both technologies.