spring mvc 攔截器跨域問題

最新推荐文章于 2025-02-10 16:24:09 发布

老玉米绝壁凶残

最新推荐文章于 2025-02-10 16:24:09 发布

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分类专栏： java

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@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
    System.out.println("-------------------preHandle");
    response.setCharacterEncoding("UTF-8");
    if(request.getHeader("Access-Control-Allow-Headers") != null   ){
        response.setHeader("Access-Control-Allow-Headers",request.getHeader("Access-Control-Allow-Headers"));
    }
    if(request.getHeader("Origin")!=null) {
        response.setHeader("Access-Control-Allow-Origin",request.getHeader("Origin"));
    }else{
        response.setHeader("Access-Control-Allow-Origin","*");
    }
    response.setHeader("Access-Control-Allow-Credentials","true");
    return true;
}