Spring Security 3.x 完整入门教程 源代码

package com.robin.erp.fwk.security; 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 org.springframework.security.access.SecurityMetadataSource; import org.springframework.security.access.intercept.AbstractSecurityInterceptor; import org.springframework.security.access.intercept.InterceptorStatusToken; import org.springframework.security.web.FilterInvocation; import org.springframework.security.web.access.intercept.FilterInvocationSecurityMetadataSource; public class MyFilterSecurityInterceptor extends AbstractSecurityInterceptor implements Filter { private FilterInvocationSecurityMetadataSource securityMetadataSource; // ~ Methods // ======================================================================================================== /** * Method that is actually called by the filter chain. Simply delegates to * the {@link #invoke(FilterInvocation)} method. * * @param request * the servlet request * @param response * the servlet response * @param chain * the filter chain * * @throws IOException * if the filter chain fails * @throws ServletException * if the filter chain fails */ public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException { FilterInvocation fi = new FilterInvocation(request, response, chain); invoke(fi); } public FilterInvocationSecurityMetadataSource getSecurityMetadataSource() { return this.securityMetadataSource; } public Class<? extends Object> getSecureObjectClass() { return FilterInvocation.class; } public void invoke(FilterInvocation fi) throws IOException, ServletException { InterceptorStatusToken token = super.beforeInvocation(fi); try { fi.getChain().doFilter(fi.getRequest(), fi.getResponse()); } finally { super.afterInvocation(token, null); } } public SecurityMetadataSource obtainSecurityMetadataSource() { return this.securityMetadataSource; } public void setSecurityMetadataSource( FilterInvocationSecurityMetadataSource newSource) { this.securityMetadataSource = newSource; } @Override public void destroy() { } @Override public void init(FilterConfig arg0) throws ServletException { } }