import java.io.IOException;import javax.servlet.Filter;import javax.servlet.FilterChain;import javax.servlet.FilterConfig;import javax.servlet.ServletException;import javax.servlet.ServletRequest;import javax.servlet.ServletResponse;import javax.servlet.http.HttpServletRequest;import javax.servlet.http.HttpServletResponse;
public class SercurityFilter implements Filter{
public void destroy() {
} public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException { HttpServletRequest request = (HttpServletRequest) req; HttpServletResponse response = (HttpServletResponse) res; String url = request.getRequestURI();String name = (String) request.getSession().getAttribute("name");
if((url.indexOf("index") == -1) && (null == name))
{
String path = request.getContextPath();
response.sendRedirect(path + "/index.jsp");
}
else chain.doFilter(request, response); } public void init(FilterConfig arg0) throws ServletException { }
}鐒跺悗闂鏄繖鏍風(fēng)殑錛?br /> 鎴戠幇鍦ㄧ敤鎴鋒病鐧誨綍鐨勬椂鍊欙紝鐐瑰嚮涓涓秴閾炬帴錛坆ookAction.action錛夌殑鏃跺欙紝騫舵病鏈夎繘鍏ercurityFilter榪欎釜閲岄潰瀹氫箟鐨刬ndex.jsp欏甸潰錛岃屽湴鍧鏍忔樉紺虹殑涔熸槸榪欎釜瓚呴摼鎺ョ殑bookAction.action鍦板潃銆?br /> 鑰屽綋鎴戞妸bookAction瀵瑰簲鐨剎work.xml涓殑result閲岄潰娣誨姞 type="redirect"錛屽涓嬶細(xì)
<result name="browseCatalog" type="redirect">/jsp/browseCatalog.jsp</result>
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web.xml浠ｇ爜濡備笅錛?br />
<filter-mapping> <filter-name>webwork</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <filter-mapping> <filter-name>sercurityFilter</filter-name> <url-pattern>/jsp/*</url-pattern> </filter-mapping>浠婂ぉ鏅氫笂鍙堝仛浜嗕笅綆鍗曠殑楠岃瘉錛屼笉鐭ラ亾涓轟粈涔堬紝涓嶇鎴憌eb.xml閲岄潰璁劇疆/*榪樻槸*.action錛屾祻瑙堝櫒杈撳叆*.action鍦板潃鎴栬呮彁浜よ〃鍗曠殑鏃跺欓兘榪涗笉浜嗚繖涓猣ilter閲岄潰鍘匯傝寃eb.xml閲岄潰璁劇疆/*鏃訛紝鍙鎴戣緭鍏?.jsp閮戒細(xì)鐩存帴杞埌index.jsp欏甸潰錛岄毦閬撴槸鍝噷閰嶇疆閿欎簡銆傘傘傝繕鏄紵錛燂紵錛?br />
]]>