private static bool AreValuesEqual(
[NotNull] EqualFieldValuesCondition condition,
[NotNull] IRow row1, int tableIndex1,
[NotNull] IRow row2, int tableIndex2,
[CanBeNull] out string message,
[CanBeNull] HashSet <string> unequalFieldNames = null)
{
StringBuilder sb = null;
foreach (UnequalField unequalField in condition.GetNonEqualFields(
row1, tableIndex1,
row2, tableIndex2))
{
if (sb == null)
{
sb = new StringBuilder();
}
sb.AppendFormat(sb.Length == 0
? "{0}"
: ";{0}", unequalField.Message);
unequalFieldNames?.Add(unequalField.FieldName.ToUpper());
}
if (sb != null)
{
message = sb.ToString();
return(false);
}
message = null;
return(true);
}
GetAttributeConstraintViolations(
[NotNull] IFeature feature, int classIndex,
[NotNull] IFeature neighborFeature, int neighborClassIndex,
[NotNull] RowPairCondition rowPairCondition,
[NotNull] EqualFieldValuesCondition equalFieldValuesCondition,
bool reportIndividually = false)
{
if (reportIndividually)
{
string message;
IColumnNames errorColumnNames;
if (!rowPairCondition.IsFulfilled(feature, classIndex,
neighborFeature,
neighborClassIndex,
out message,
out errorColumnNames))
{
var affectedFields = new HashSet <string>(
errorColumnNames.GetInvolvedColumnNames(),
StringComparer.OrdinalIgnoreCase);
yield return(new AttributeConstraintViolation(
string.Format(
LocalizableStrings
.EdgeMatchUtils_AttributeConstraints_ConstraintNotFulfilled,
message), affectedFields, message));
}
IEnumerable <UnequalField> unequalFields =
equalFieldValuesCondition.GetNonEqualFields(feature, classIndex,
neighborFeature,
neighborClassIndex);
foreach (UnequalField unequalField in unequalFields)
{
yield return(new AttributeConstraintViolation(
string.Format(
LocalizableStrings.EdgeMatchUtils_AttributeConstraints_ValuesNotEqual,
unequalField.Message), unequalField.FieldName, unequalField.Message));
}
}
else
{
string description;
string affectedComponents;
string textValue;
bool areConstraintsFulfilled = AreAttributeConstraintsFulfilled(
feature, classIndex,
neighborFeature, neighborClassIndex,
rowPairCondition,
equalFieldValuesCondition,
out description, out affectedComponents, out textValue);
if (!areConstraintsFulfilled)
{
yield return(new AttributeConstraintViolation(description,
affectedComponents,
textValue));
}
}
}
private static bool AreAttributeConstraintsFulfilled(
[NotNull] IFeature feature, int classIndex,
[NotNull] IFeature neighborFeature, int neighborClassIndex,
[NotNull] RowPairCondition rowPairCondition,
[NotNull] EqualFieldValuesCondition equalFieldValuesCondition,
[NotNull] out string errorDescription,
[CanBeNull] out string affectedComponents,
[NotNull] out string textValue)
{
var affectedFields = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
// compare attributes that are required to match
var descriptionBuilder = new StringBuilder();
var textValueBuilder = new StringBuilder();
string message;
IColumnNames errorColumnNames;
if (!rowPairCondition.IsFulfilled(feature, classIndex,
neighborFeature,
neighborClassIndex,
out message,
out errorColumnNames))
{
descriptionBuilder.AppendFormat(
LocalizableStrings.EdgeMatchUtils_AttributeConstraints_ConstraintNotFulfilled,
message);
foreach (string affectedColumn in errorColumnNames.GetInvolvedColumnNames())
{
affectedFields.Add(affectedColumn);
}
textValueBuilder.Append(message);
}
IEnumerable <UnequalField> unequalFields =
equalFieldValuesCondition.GetNonEqualFields(feature, classIndex,
neighborFeature, neighborClassIndex);
if (HasUnequalFields(unequalFields, out message, affectedFields))
{
if (descriptionBuilder.Length > 0)
{
descriptionBuilder.Append(". ");
}
descriptionBuilder.AppendFormat(
LocalizableStrings.EdgeMatchUtils_AttributeConstraints_ValuesNotEqual,
message);
if (textValueBuilder.Length > 0)
{
textValueBuilder.Append("|");
}
textValueBuilder.Append(message);
}
errorDescription = descriptionBuilder.ToString();
affectedComponents = FormatAffectedComponents(affectedFields);
textValue = textValueBuilder.ToString();
return(errorDescription.Length == 0);
}