关键词: 0SGi 动态演化 服务组件 面向服务的体系结构

Abstract:

OSGi provides a powerful platform for the dynamie evolution of software. Using this platform,we can install, uninstal1 and update our module on the fl y. As for the problem of state loss in the process of evolution, this paper separates the data from the service component to resolve this problem under the support of the service-oriented component model in OSGi Release 4.

Key words: OSGi, dynamic evolution, service component, service-oriented architecture