解决跨域乱码

license/src/main/java/iot/sixiang/license/jwt/JwtFilter.java

@@ -29,22 +29,25 @@ public class JwtFilter implements Filter {
         final HttpServletRequest request = (HttpServletRequest) servletRequest;
         final HttpServletResponse response = (HttpServletResponse) servletResponse;
 
-        response.setCharacterEncoding("UTF-8");
+        response.setContentType("text/html; charset=utf-8");
+        response.setHeader("Access-Control-Allow-Origin","*");
+        response.setHeader("Access-Control-Allow-Credentials","true");
+        response.setHeader("Access-Control-Allow-Headers", "Content-Type,Content-Length, Authorization, Accept,X-Requested-With,X-App-Id, X-Token");
+        response.setHeader("Access-Control-Allow-Methods","PUT,POST,GET,DELETE,OPTIONS");
         //获取header里的token
         String token = request.getHeader("authorization");
-        if ("OPTIONS".equals(request.getMethod())) {              //除了 OPTIONS请求以外, 其它请求应该被JWT检查
+        //除了 OPTIONS请求以外, 其它请求应该被JWT检查
+        if ("OPTIONS".equals(request.getMethod())) {
             response.setStatus(HttpServletResponse.SC_OK);
             filterChain.doFilter(request, response);
         } else {
             if (token == null) {
                 String resultStr = JSON.toJSONString(ResResult.fail().msg("认证信息不能为空"));
                 response.getWriter().write(resultStr);
-//                response.getWriter().write("miss token");
                 return;
             }
         }
 
-//        Map<String, Claim> userData = JwtUtil.verifyToken(token);
         DecodedJWT jwt = JwtUtil.verifyToken(token);
         if(jwt==null){
             String resultStr = JSON.toJSONString(ResResult.fail().msg("认证信息非法"));
@@ -53,7 +56,6 @@ public class JwtFilter implements Filter {
         }else{
             Map<String, Claim> userData = jwt.getClaims();
             if (userData == null) {
-//            response.getWriter().write("token is illegal");
                 String resultStr = JSON.toJSONString(ResResult.fail().msg("认证信息非法"));
                 response.getWriter().write(resultStr);
                 return;