This paper introduces the background of the platform, analyzes the user demand, and describes the system architecture design and the design realization of each functional module. The platform level system of the J2EE architecture based on the SOA architecture is implemented to store and query large data efficiently through indexing service and content service.%对平台的背景进行了介绍,同时分析了用户需求,并对系统的架构设计和各个功能模块的设计实现进行了描述.基于SOA架构为指导原则的J2EE架构的平台级系统,通过索引服务和内容服务实现对大数据高效的存储和查询.
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