Based on analyzing the design idea of WebGIS, the composition and implementation principle of MapXtreme are discussed and a design scheme of WebGIS based on MapXtreme/Java technology is proposed.

• 在分析WebGIS设计思想的基础上,论述了MapXtreme的组成及实现原理,提出了一种基于MapXtreme/Java技术的WebGIS设计方案。