public virtual int Delete(T obj, DBConnectionWrapper conn, DBTransactionWrapper trans = null)
{
if (DeleteCommand == null)
{
throw new NotSupportedException("Delete is not support for this [" + typeof(T).FullName + "], make sure you have primary key defined in Entity Metadata for this type.");
}
return(DeleteCommand.Execute(ref obj, conn, trans));
}
public virtual T Load(T obj, DBConnectionWrapper conn, DBTransactionWrapper trans = null)
{
if (LoadCommand == null)
{
throw new NotSupportedException("Load is not support for this [" + typeof(T).FullName + "], make sure you have primary key defined in Entity Metadata for this type.");
}
int cnt = LoadCommand.Execute(ref obj, conn, trans);
if (cnt == 0)
{
return(default(T));
}
return(obj);
}
public virtual int Update(ref T obj, DBConnectionWrapper conn, DBTransactionWrapper trans = null, params Expression <Func <T, object> >[] targetProperties)
{
if (UpdateCommand == null)
{
throw new NotSupportedException("Update is not support for this [" + typeof(T).FullName + "], make sure you have primary key defined in Entity Metadata for this type.");
}
IDBTableAdapterCommand <T> cmd = UpdateCommand;
if (targetProperties.Length > 0)
{
cmd = CreateUpdateCommand(targetProperties);
}
return(cmd.Execute(ref obj, conn, trans));
}
public virtual int Insert(ref T obj, DBConnectionWrapper conn, DBTransactionWrapper trans = null)
{
return(InsertCommand.Execute(ref obj, conn, trans));
}