获取二维码设置默认的appId

sso-server/src/main/java/com/uas/sso/weixin/controller/WeChatController.java

@@ -45,7 +45,7 @@ public class WeChatController extends BaseController {
     private static final String WX_LOGIN_SCOPE = "snsapi_login";
 
     @RequestMapping("/getQrUrl")
-    public ModelMap getQrUrl(String appId, @RequestParam String url) {
+    public ModelMap getQrUrl(@RequestParam(defaultValue = "sso") String appId, @RequestParam String url) {
         try {
             url = URLEncoder.encode(url, "utf8");
         } catch (UnsupportedEncodingException e) {