/// <summary>
/// 获取可空类型的根类型
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static Type GetNullableType(PropertyInfo item)
{
return(DBBaseController.GetNullableType(item));
}
/// <summary>
/// 判断是否为空日期类型
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="item"></param>
/// <param name="t"></param>
/// <returns></returns>
public static bool IsDateTimeAndNull <T>(PropertyInfo item, T t)
{
return(DBBaseController.IsDateTimeAndNull(item, t));
}
/// <summary>
/// 判断是否是可空类型
/// </summary>
/// <returns></returns>
public static bool IsNullableType(PropertyInfo item)
{
return(DBBaseController.IsNullableType(item));
}
/// <summary>
/// 获取表名 如果类有TableAttribute特性，采用特性说明的类名，否则用类名作为表名
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static string GetTableName(Type type)
{
return(DBBaseController.GetTableName(type));
}
/// <summary>
/// 获取lambda表达式的值 仅用于排序
/// </summary>
/// <param name="expression"></param>
/// <returns></returns>
public static string GetExpresssKey(LambdaExpression expression)
{
return(DBBaseController.GetExpresssKey(expression));
}
/// <summary>
/// 是否额外元素 如果标记则不对该属性进行数据库操作
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static bool IsExtraElement(PropertyInfo item)
{
return(DBBaseController.IsExtraElement(item));
}
/// <summary>
/// 是否自增列
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public static bool IsIdentity(PropertyInfo item)
{
return(DBBaseController.IsIdentity(item));
}
/// <summary>
/// 将List转为DataTable
/// </summary>
/// <param name="dt">dt不为空时用dt的表结构，否者将反射T作为表结构</param>
/// <returns></returns>
public static DataTable ToDataTable <T>(this IEnumerable <T> listT, DataTable dt = null)
{
return(DBBaseController.ToDataTable(listT, dt));
}
