public static ColumnDomainRow CreateColumnDomainRow(BacksightDataSet ds)
{
ColumnDomainRow result = ds.ColumnDomain.NewColumnDomainRow();
result.SetDefaultValues();
return(result);
}
/// <summary>
/// Creates a new row in the <c>ColumnDomains</c> table
/// </summary>
/// <param name="cd">Information for the row to add</param>
/// <returns>The row inserted into this table</returns>
internal ColumnDomainRow AddColumnDomainRow(IColumnDomain cd)
{
ColumnDomainRow result = NewColumnDomainRow();
result.TableId = (cd.ParentTable == null ? 0 : cd.ParentTable.Id);
result.ColumnName = cd.ColumnName;
result.DomainId = (cd.Domain == null ? 0 : cd.Domain.Id);
AddColumnDomainRow(result);
return(result);
}
/// <summary>
/// Checks an array of <c>ColumnDomainRow</c> to see if any element refers
/// to a specific database column and domain
/// </summary>
/// <param name="cd">The item to look for</param>
/// <param name="rows">The rows to check</param>
/// <returns>True if any row matches the search item</returns>
/// <remarks>This helps to avoid the clumsy syntax of Array.Find, making
/// calling code a bit more readable.</remarks>
internal static bool HasMatchInArray(IColumnDomain cd, ColumnDomainRow[] rows)
{
int tableId = (cd.ParentTable == null ? 0 : cd.ParentTable.Id);
int domainTableId = (cd.Domain == null ? 0 : cd.Domain.Id);
string columnName = cd.ColumnName;
foreach (ColumnDomainRow row in rows)
{
if (row.TableId == tableId &&
row.DomainId == domainTableId &&
row.ColumnName == columnName)
return true;
}
return false;
}
