/// <summary>
/// 得到OrmKey
/// </summary>
/// <param name="node"></param>
/// <returns></returns>
protected virtual void AddOrmKeyByXmlNode(XmlNode node)
{
var key = new OrmKeyInfo();
if (node.Attributes != null)
{
key.Name = node.Attributes["Name"].Value;
key.Flag = node.Attributes["Flag"] == null?"": node.Attributes["Flag"].Value;
key.Recovery = node.Attributes["Recovery"] == null ? "" : node.Attributes["Recovery"].Value;
key.RightLength = Convert.ToInt32(node.Attributes["RightLength"].Value);
}
OrmKeys.Add(key);
}
/// <summary>
/// 得到实体键
/// </summary>
/// <param name="orm"></param>
/// <returns></returns>
protected virtual int GetEntityKey(OrmObjectInfo orm)
{
var key = OrmKeys.FirstOrDefault(it => it.Name.Equals(orm.Key));
if (key == null || string.IsNullOrEmpty(key.Recovery) || orm.PrimaryProperty.IsIdentityKey)
{
return(0);
}
var sql = key.Recovery.Replace("{Key}", orm.PrimaryProperty.PropertyName).Replace("{Table}", orm.SetTableName);
var dt = Executor.ExecuteQuery <DataTable>(orm.SetDataBase, sql, CommandType.Text);
return(dt != null && dt.Rows.Count > 0 ?
Convert.ToInt32(dt.Rows[0][0].ToString()) : 0);
}
/// <summary>
/// 克隆Key
/// </summary>
/// <param name="keyName"></param>
/// <returns></returns>
protected virtual OrmKeyInfo CloneOrmKey(string keyName)
{
var key = OrmKeys.FirstOrDefault(it => it.Name.Equals(keyName));
if (key == null)
{
return(null);
}
return(new OrmKeyInfo
{
Count = 0,
Flag = key.Flag,
RightLength = key.RightLength
});
}
