springboot 实现跨域访问 无需使用jsonp
在springboot的拦截器中添加respone的头信息即可
@override public boolean prehandle(httpservletrequest request, httpservletresponse response, object handler) throws exception { //string origin = (string) request.getremotehost()+":"+request.getremoteport(); response.addheader("access-control-allow-origin", "*"); //system.out.println("access-control-allow-origin"); response.addheader("access-control-allow-methods", "post, get, options, 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 (check(api_key,api_secret)){ return true; } response.senderror(400,"api_key or api_secret are error"); return false; } @configuration public class mywebmvcconfigurer implements webmvcconfigurer { @bean apiintercepter apiintercepter() { return new apiintercepter(); } @override public void addinterceptors(interceptorregistry registry) { // 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/**"); } }
总结
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