fix(standard): 添加标准树参数空值校验

liding

2026-08-27 667b234c6cd389cbb16c5f9680a7f7a4295ecd37

 basic-server/src/main/java/com/ruoyi/basic/controller/StandardTreeController.java

@@ -57,6 +57,9 @@
    @ApiOperation(value = "根据标准树进行标准查询")
    @GetMapping("/selectsStandardMethodByFLSSM")
    public Result selectsStandardMethodByFLSSM(String tree) {
        if (tree == null || tree.trim().isEmpty()) {
            return Result.fail("标准树参数不能为空");
        }
        return Result.success(standardMethodService.selectsStandardMethodByFLSSM(tree));
    }