public class CorsFilter implements Filter {

	final static org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(CorsFilter.class);



	public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
		HttpServletResponse response = (HttpServletResponse) res;
		response.setHeader("Access-Control-Allow-Origin", "*");
		response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
		response.setHeader("Access-Control-Max-Age", "3600");
		response.setHeader("Access-Control-Allow-Headers", "x-requested-with");
		System.out.println("*********************************过滤器被使用**************************");
		chain.doFilter(req, res);
	}
	public void init(FilterConfig filterConfig) {}
	public void destroy() {}
}

        @Bean
    @Order(1)
    public FilterRegistrationBean crosFilter() {
        
        System.out.println("初始化跨域过滤器开始==================================");
        
        final FilterRegistrationBean registrationBean = new FilterRegistrationBean();
        com.liushun.common.filter.CorsFilter  crCorsFilter = new com.liushun.common.filter.CorsFilter();
        registrationBean.setFilter(crCorsFilter);
        return registrationBean;
        
    }