private DeduplicationResult GetResult(
Dictionary <EntityIdentifier, MatchWeight> duplicates)
{
DeduplicationResult result;
if (duplicates.Count == 0)
{
// no duplicates found => this is a new entity
result = new DeduplicationResult(DeduplicationStatus.NewEntity);
}
else if (duplicates.Count(d => d.Value == MatchWeight.Inconsistent) >= 1)
{
// at least one duplicate inconsistent => refer for manual inspection
result = new DeduplicationResult(
DeduplicationStatus.ManualInspectionRequired,
this.GetDuplicatesCollection(duplicates));
}
else if (duplicates.Count(d => d.Value == MatchWeight.Positive) == 1)
{
// a single positive duplicate found
EntityIdentifier duplicateId =
duplicates.First(d => d.Value == MatchWeight.Positive).Key;
result = new DeduplicationResult(
DeduplicationStatus.DuplicateFound, duplicateId);
}
else
{
// a number of candidate duplicates (or multiple positives) found
// => refer for manual inspection
result = new DeduplicationResult(
DeduplicationStatus.ManualInspectionRequired,
this.GetDuplicatesCollection(duplicates));
}
return(result);
}
/// <summary>
/// Deduplicates the specified source system entity.
/// </summary>
/// <param name="entity">The entity to deduplicate.</param>
/// <returns>The result of the deduplication process.</returns>
public DeduplicationResult Deduplicate(TEntity entity)
{
Dictionary <EntityIdentifier, MatchWeight>
duplicates = this.ApplyRules(entity);
DeduplicationResult result = this.GetResult(duplicates);
return(result);
}