优化修复扣费成功后的日志代码，预防bug出现

侯瑞军

2021-03-31 2f10692d098af93490c46aa561a353fc5870c789

 kidgrow-business/kidgrow-filecenter/kidgrow-filecenter-server/src/main/java/com/kidgrow/filecenter/controller/FileController.java

@@ -100,7 +100,7 @@
     * byte[]上传
     */
    @PostMapping(value="byteUplaod")
    public FileInfo byteUplaod(@RequestParam("fileName") String fileName,@RequestBody byte[] bytes){
    public FileInfo byteUplaod(@RequestParam("fileName") String fileName,@RequestBody byte[] bytes) throws IOException{
        if(bytes.length == 0){
            return null;
        }