/// <summary>
/// 获取实体的属性值。
/// </summary>
/// <param name="entity"></param>
/// <param name="propertyName"></param>
/// <returns></returns>
private PropertyValue GetEntityValue(IEntity entity, string propertyName)
{
//级联属性
if (propertyName.IndexOf('.') != -1)
{
PropertyValue pvalue = null;
object value = null;
foreach (var p in propertyName.Split('.'))
{
pvalue = entity.GetValue(p);
if (!pvalue.IsEmpty)
{
value = pvalue.GetStorageValue();
if (value is IEntity)
{
entity = (IEntity)value;
}
else
{
return(pvalue);
}
}
}
}
return(entity.GetValue(propertyName));
}
internal EntityQueryBuilder Or(IProperty property, PropertyValue value, QueryOperator oper = QueryOperator.Equals)
{
return(Or(property, value.GetStorageValue(), oper));
}