介绍 @Override
public 才能;boolean preHandle (HttpServletRequest 请求,HttpServletResponse 反应,Object 处理程序)
,,,,,throws Exception {
,,,//String origin =,(字符串),request.getRemoteHost () +“:“+ request.getRemotePort ();
,,,response.addHeader (“Access-Control-Allow-Origin",,“*”);
,,,//System.out.println (“Access-Control-Allow-Origin");
,,,response.addHeader (“Access-Control-Allow-Methods",,,,,,,,, DELETE");
,,,//System.out.println (“Access-Control-Allow-Methods");
,,,response.addHeader (“Access-Control-Max-Age",,“3600“);
,,,//System.out.println (“Access-Control-Max-Age");
,,,response.addHeader (“Access-Control-Allow-Headers",,“x-requested-with, Authorization");
,,,//System.out.println (“Access-Control-Allow-Headers");
,,,response.addHeader (“Access-Control-Allow-Credentials",“true");
,,,//System.out.println (“Access-Control-Allow-Credentials");
,,,String api_key =, request.getParameter (“api_key");
,,,String api_secret =, request.getParameter (“api_secret");
；
,,,,,if (检查(api_key api_secret)) {
,,,,,,,return 真实;
,,,,,}
,,,,,response.sendError (api_secret 400年,“api_key ,或是断开连接;error");
,,,,,return 假;
,,}
@ configuration
public class MyWebMvcConfigurer implements WebMvcConfigurer {
,@ bean
APIIntercepter 才能;apiIntercepter (), {
,,,return new APIIntercepter ();
,,}
@Override才能
public 才能;void addInterceptors (InterceptorRegistry 注册),{
,,,//,添加一个拦截器,连接以/v1为前缀的,url路径
,,,registry.addInterceptor (loginIntercepter ()) .addPathPatterns (“/admin/* *“);
,,,registry.addInterceptor (apiIntercepter ()) .addPathPatterns (“/v1/* *“);
,,}
} springboot是什么
小编给大家分享一下Springboot怎么实现跨域访问无需使用jsonp的代码,希望大家阅读完这篇文章之后都有所收获、下面让我们一起去探讨吧!
Springboot实现跨域访问无需使用jsonp
在Springboot的拦截器中添加响应的头信息即可
springboot一种全新的编程规范,其设计目的是用来简化新弹簧应用的初始搭建以及开发过程,springboot也是一个服务于框架的框架,服务范围是简化配置文件。
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