/// <summary>
/// Constructor.
/// </summary>
private GXSelectArgs()
{
Parent = new GXSettingsArgs();
Joins = new GXJoinCollection(Parent);
Columns = new GXColumnCollection(Parent);
Columns.Joins = Joins;
Where = new GXWhereCollection(Parent);
OrderBy = new GXOrderByCollection(this);
}
internal static void UpdateJoins(GXDBSettings settings, GXJoinCollection list, List <GXJoin> joins)
{
char separtor = settings.ColumnQuotation;
bool allowNull;
MemberExpression me;
foreach (KeyValuePair <JoinType, BinaryExpression> it in list.List)
{
GXJoin join = new GXJoin();
join.Type = it.Key;
me = GetMemberExpression(it.Value.Left, out allowNull);
MemberInfo m = me.Member;
Expression e = me.Expression;
join.Column1 = GXDbHelpers.GetColumnName(m, separtor);
join.AllowNull1 = allowNull;
m = GetMemberExpression(it.Value.Right, out allowNull).Member;
join.Column2 = GXDbHelpers.GetColumnName(m, separtor);
join.AllowNull2 = allowNull;
join.UpdateTables(e.Type, m.DeclaringType);
joins.Add(join);
}
}
/// <summary>
/// Constructor.
/// </summary>
private GXUpdateArgs()
{
Joins = new GXJoinCollection(Parent);
Where = new GXWhereCollection(Parent);
}
/// <summary>
/// Append joins.
/// </summary>
/// <param name="joins"></param>
public void Append(GXJoinCollection joins)
{
List.AddRange(joins.List);
}
