Web应用服务器：新一代中间件

Web应用服务器是Web计算环境下产生的新一代中间件，为创建、部署、运行、集成和管理事务性Web应用提供一个跨平台运行环境，是我国企业信息化的基础软件设施。诸多国际知名IT企业纷纷推出其各自的Web应用服务器产品和系统。本文全面系统地对Web应用服务器进行综述，主要包括传统中问件的发展及其挑战，Web应用服务器的定义、主要功能、分类、研究内容和评测标准。根据评测标准，对若干主流Web应用服务器从功能和性能两个方面进行分析和比较。此外，指出了Web应用服务器目前存在的不足以及未来发展趋势。

Web Application Servers:The New Generation of Middlewares

Web application servers (WASs), which are considered to be second generation of middle wares for Web computing and the software infrastructure for enterprise information systems, provide Web middleware platforms that support for the deployment, integration, and execution of transactional Web applications. Many international known IT companies launched their products and solutions for WASs. We in this paper overview Web Application Servers, including what is Web Application Server and its functionality, category, and benchmark etc. A comparative study among some leading Web application servers is given by evaluating their functions and performance. The current state of the art for the research in WASs is also outlined, and lastly, the tendency is pointed out.