web.xml配置Session超时时间注意的单位问题
为单个Web应用 配置超时时间可以在web.xml中使用<session-config>元素,如
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这个时候的“15”单位是分钟!
如果在配置Servlet是指定初始化参数决定超时时间,例如下:
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这时候的“600”单位是秒钟!
另外,我们要注意HttpSession.getMaxInactiveInterval()方法返回的是与秒为单位的;
session.setMaxInactiveInterval(int seconds)方法参数的单位也是秒。