private static DataQualityCategoryItem GetDataQualityCategoryItem(
[NotNull] Dictionary <DataQualityCategory, DataQualityCategoryItem> itemsByCategory,
[NotNull] DataQualityCategory category)
{
Assert.ArgumentNotNull(itemsByCategory, nameof(itemsByCategory));
Assert.ArgumentNotNull(category, nameof(category));
DataQualityCategoryItem item;
if (itemsByCategory.TryGetValue(category, out item))
{
return(item);
}
item = new DataQualityCategoryItem(category);
itemsByCategory.Add(category, item);
if (category.ParentCategory != null)
{
DataQualityCategoryItem parentItem = GetDataQualityCategoryItem(itemsByCategory,
category
.ParentCategory);
parentItem.SubCategories.Add(item);
}
return(item);
}
private static IEnumerable <DataQualityCategoryItem> GetDataQualityCategoryHierarchy(
[NotNull] IEnumerable <SpecificationDataset> qualityConditionVerifications)
{
var itemsByCategory =
new Dictionary <DataQualityCategory, DataQualityCategoryItem>();
var noCategoryItem = new DataQualityCategoryItem(null);
foreach (
SpecificationDataset specificationDataset in
qualityConditionVerifications)
{
QualityCondition qualityCondition = specificationDataset.QualityCondition;
if (qualityCondition == null || qualityCondition.Category == null)
{
noCategoryItem.SpecificationDatasets.Add(specificationDataset);
}
else
{
DataQualityCategoryItem item = GetDataQualityCategoryItem(itemsByCategory,
qualityCondition
.Category);
item.SpecificationDatasets.Add(specificationDataset);
}
}
var rootCategoryItems = new HashSet <DataQualityCategoryItem>();
foreach (DataQualityCategoryItem item in itemsByCategory.Values)
{
if (item.IsRootCategory)
{
rootCategoryItems.Add(item);
}
}
if (noCategoryItem.SpecificationDatasets.Count > 0)
{
rootCategoryItems.Add(noCategoryItem);
}
return(rootCategoryItems);
}