C# 遍历指定目录下的所有文件及文件夹以及遍历数据库的方法

// DirectoryInfo di = new DirectoryInfo(@"D:\Test");
// FindFile(di);
static void FindFile(DirectoryInfo di)
{
　　FileInfo[] fis = di.GetFiles();
　　for (int i = 0; i < fis.Length; i++)
　　{
　　　　Console.WriteLine("文件：" + fis[i].FullName);
　　}
　　DirectoryInfo[] dis = di.GetDirectories();
　　for (int j = 0; j < dis.Length; j++)
　　{
　　　　Console.WriteLine("目录：" + dis[j].FullName);
　　　　FindFile(dis[j]);
　　}
}

BaseOrganizeManager organizeManager = new BaseOrganizeManager();
int count = 0;
JsonResult<string> reult = null;
void FindChild(List<BaseOrganizeEntity> organizeEntities)
{
foreach (var item in organizeEntities)
{
if (item.Enabled == 0 || item.DeletionStateCode == 1)
{
continue;
}
reult = CaiNiaoAPIUtilities.SyncOrganizeToCaiNiao(item);
System.Console.WriteLine(count + ",执行同步：" + item.FullName + "," + DateTime.Now);
System.Console.WriteLine("返回" + reult.Data + "," + DateTime.Now);
count++;

}
List<BaseOrganizeEntity> organizeChids = null;
string where = string.Empty;
foreach (var item in organizeEntities)
{
where = BaseOrganizeEntity.FieldParentId + " = '" + item.Id + "' ";
organizeChids = organizeManager.GetList<BaseOrganizeEntity>(where);
FindChild(organizeChids);
}
}

string where = BaseOrganizeEntity.FieldParentId + " IS NULL ";
List<BaseOrganizeEntity> organizeEntities = organizeManager.GetList<BaseOrganizeEntity>(where);
FindChild(organizeEntities);