He reviews how to use the EJB3 interceptors, servlet filter interceptors, EJB client-side interceptors and context passing, and Spring interceptors to capture application performance metrics.
他回顾了如何利用EJB3拦截器、Servlet过滤器拦截器、EJB客户端拦截器和内容传递，以及Spring拦截器来捕获应用的性能指标。
Firstly this paper briefly introduces fault-tolerant in message passing system and reviews checkpoint and rollback-recovery technology at present.
本文首先介绍了消息传递系统中软件容错的概况及国内外检查点回卷恢复技术的现状。
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