有什么方法可以了解 java servlet 上的 IE 文档模式。显然,我尝试使用“User-Agent”字符串获取浏览器信息,但我无法从中获取文档模式。
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1 回答
0
要获取 IE 的文档模式,请使用下面的 Servlet 类。
代码:
公共类 DocumentModeOfIE 扩展 HttpServlet {
private String documentMode;
public void init(ServletConfig config) throws ServletException {
}
public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
PrintWriter out = resp.getWriter();
resp.setContentType("text/html");
documentMode = req.getHeader("X-UA-Compatible");
out.println(documentMode);
}
public void destroy() {
}
}
==============将IE文档模式设置为特定标准模式(即IE 7 0r IE8)==============
代码 :
使用过滤器......
过滤器类别:
公共类 UserAgentCompatibleFilter 实现 javax.servlet.Filter {
private Logger log = Logger.getLogger("UserAgentCompatibleFilter");
private String compatibilityMode;
public void destroy() {
}
public void doFilter(ServletRequest req, ServletResponse resp, FilterChain chain) throws ServletException, IOException {
if (compatibilityMode != null) {
HttpServletResponse res = (HttpServletResponse) resp;
res.addHeader("X-UA-Compatible", compatibilityMode);
}
chain.doFilter(req, resp);
}
public void init(FilterConfig config) throws ServletException {
compatibilityMode = config.getInitParameter("compatibilityMode");
if (compatibilityMode == null) {
log.warn("No CompatibilityMode set for UserAgentCompatibleFilter, thus disabling it");
}
}
}
网页.xml:
http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5">
<!-- filter component start -->
<filter>
<filter-name>UserAgentCompatibleFilter</filter-name>
<filter-class>com.standardandpoors.ata.web.UserAgentCompatibleFilter</filter-class>
<init-param>
<param-name>compatibilityMode</param-name>
<param-value>IE=8</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>UserAgentCompatibleFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- filter component end -->
我希望这对你有最大的帮助......
于 2013-12-12T10:56:18.763 回答