public SysUserGroupRelationDataController(DataContext datacontext)
 {
     sysUserGroupRelationBLL = new SysUserGroupRelationBLL(datacontext);
 }
 public SysUserGroupRelationDataController(DataContext datacontext, IMemoryCache cache)
 {
     this.cache = cache;
     sysUserGroupRelationBLL = new SysUserGroupRelationBLL(datacontext);
 }