internal override void CheckConstraint(DataRow row, DataRowAction action)
{
if (Table.EnforceConstraints &&
(action == DataRowAction.Add ||
action == DataRowAction.Change ||
(action == DataRowAction.Rollback && row._tempRecord != -1)))
{
if (row.HaveValuesChanged(ColumnsReference))
{
if (ConstraintIndex.IsKeyRecordInIndex(row.GetDefaultRecord()))
{
object[] values = row.GetColumnValues(ColumnsReference);
throw ExceptionBuilder.ConstraintViolation(ColumnsReference, values);
}
}
}
}
internal override void CheckConstraint(DataRow row, DataRowAction action) {
if (Table.EnforceConstraints &&
(action == DataRowAction.Add ||
action == DataRowAction.Change ||
(action == DataRowAction.Rollback && row.tempRecord != -1))) {
if (row.HaveValuesChanged(ColumnsReference)) {
if (ConstraintIndex.IsKeyRecordInIndex(row.GetDefaultRecord())) {
object[] values = row.GetColumnValues(ColumnsReference);
throw ExceptionBuilder.ConstraintViolation(ColumnsReference, values);
}
}
}
}
internal void CheckMaxLength(DataRow dr)
{
if (0 <= _maxLength)
{
Debug.Assert(IsStringType, "not a String or SqlString column");
if (_maxLength < GetStringLength(dr.GetDefaultRecord()))
{
throw ExceptionBuilder.LongerThanMaxLength(this);
}
}
}
internal void CheckNullable(DataRow row)
{
if (!AllowDBNull)
{
Debug.Assert(null != _storage, "no storage");
if (_storage.IsNull(row.GetDefaultRecord()))
{
throw ExceptionBuilder.NullValues(ColumnName);
}
}
}
internal override void CheckConstraint(DataRow row, DataRowAction action)
{
if ((this.Table.EnforceConstraints && (((action == DataRowAction.Add) || (action == DataRowAction.Change)) || ((action == DataRowAction.Rollback) && (row.tempRecord != -1)))) && (row.HaveValuesChanged(this.ColumnsReference) && this.ConstraintIndex.IsKeyRecordInIndex(row.GetDefaultRecord())))
{
object[] columnValues = row.GetColumnValues(this.ColumnsReference);
throw ExceptionBuilder.ConstraintViolation(this.ColumnsReference, columnValues);
}
}
