public static Type GetPropType <T>(string propName)
{
Type DefaultType = typeof(string);
Type result = typeof(string);
Type entityType = typeof(T);
var map = MappingResolver.GetEntityMap(entityType);
if (map != null)
{
var cmi = map.PropertyMaps.FirstOrDefault(e => e.PropertyName == propName);
if (cmi != null)
{
result = cmi.PropertyType;
}
}
else
{
var pInfo = entityType.GetProperty(propName, BindFlags);
result = pInfo == null ? DefaultType : pInfo.PropertyType;
}
if (result.IsEnum)
{
result = Enum.GetUnderlyingType(result);
}
return(result);
}
/// <summary>
/// 获取实体的主键字段
/// </summary>
/// <param name="entityType">实体类型</param>
/// <returns>主键字段</returns>
public static string GetPrimaryKeyField(Type entityType)
{
var map = MappingResolver.GetEntityMap(entityType);
if (map != null)
{
var colinfo = map.KeyMaps.First();
if (colinfo == null)
{
throw new ArgumentException(string.Format("实体{0}不存在主键字段", entityType.FullName));
}
return(colinfo.PropertyName);
}
else
{
throw new ArgumentException(string.Format("实体{0}不存在", entityType.FullName));
}
}