The more interesting part of the white paper involves performance tuning Spring application.

白皮书中更有趣的部分涉及Spring应用程序性能调优。

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Spring provides the infrastructure to develop your components with increased productivity and runtime performance, and also improves test coverage and application quality.

Spring 提供了基础设施来开发具有更高效率和运行时性能的组件，还改进了测试覆盖率和应用程序质量。

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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。

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Even as Wall Street has come to grip with a notably weak iPhone volume performance for this spring, margin expectations have also hit a new bottom.

FORBES: Apple Nightmare Scenario Finally Priced in - Great Set-up for Earnings Report

Investors, it is presumed, will see a bump higher in stocks from Halloween through about May, then lower performance from that spring month through the following October.

FORBES: Does Sell In May and Go Away Work?

Bradley, meanwhile, made an immediate impact after earning a spot with a strong spring training performance.

WSJ: Lester, Red Sox shut down Yankees on opening day