public class WebInitializer implements WebApplicationInitializer {

public void onStartup(ServletContext servletContext) throws ServletException {

AnnotationConfigWebApplicationContext ctx = new AnnotationConfigWebApplicationContext();

//加载xml Listener

// ctx.setConfigLocations("classpath:shiro.xml","classpath:spring-shiro.xml","classpath:ehcache-shiro.xml");

// servletContext.addListener(org.jasig.cas.client.session.SingleSignOutHttpSessionListener.class);

// servletContext.addFilter("encodingFilter", new EncodingFilter());

//设置字符集

//添加Filter

FilterRegistration.Dynamic characterEncodingFilter = servletContext.addFilter("encodingFilter", new CharacterEncodingFilter());

characterEncodingFilter.setInitParameter("encoding", "UTF-8");

characterEncodingFilter.setInitParameter("forceEncoding", "true");

characterEncodingFilter.addMappingForUrlPatterns(null, false, "/*");

ctx.setServletContext(servletContext);

ctx.register(MyMVCConfig.class,ShiroConfig.class);

ServletRegistration.Dynamic servlet = servletContext.addServlet("dispatcher", new DispatcherServlet(ctx));

servlet.addMapping("/");

servlet.setLoadOnStartup(1);

}

}

自定义用户登录 过滤器

public class LoginInterceptors implements HandlerInterceptor {

public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o) throws Exception {

httpServletRequest.setCharacterEncoding("UTF-8");

StringBuffer requestURL = httpServletRequest.getRequestURL();

String requesURI = httpServletRequest.getRequestURI();

if (!("/c/".equals(requesURI))&&!("/c/login/".equals(requesURI))&&!("/c/shirologin/".equals(requesURI))) {

Object user = httpServletRequest.getSession().getAttribute("skuser");

if (user == null) {

httpServletResponse.getWriter().write("");

return false;

} else {

return true;

}

}else{

return true;

}

}

public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {

}

public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

}

}

@Override

public void addInterceptors(InterceptorRegistry registry) {

registry.addInterceptor(loginInterceptors());

}

@Bean

public LoginInterceptors loginInterceptors() {

return new LoginInterceptors();

}