v0.2.47..v0.2.48 changeset ChangesetDeriver.h

diff --git a/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/ChangesetDeriver.h b/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/ChangesetDeriver.h
index d022bac..b0c0fc8 100644
--- a/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/ChangesetDeriver.h
+++ b/hoot-core/src/main/cpp/hoot/core/algorithms/changeset/ChangesetDeriver.h
@@ -29,7 +29,7 @@
 
 #include <hoot/core/algorithms/changeset/ChangesetProvider.h>
 #include <hoot/core/io/ElementInputStream.h>
-#include <hoot/core/algorithms/changeset/ElementComparer.h>
+#include <hoot/core/elements/ElementComparer.h>
 
 namespace hoot
 {
@@ -69,14 +69,19 @@ public:
 
   long getNumFromElementsParsed() const { return _numFromElementsParsed; }
   long getNumToElementsParsed() const { return _numToElementsParsed; }
+
   int getNumCreateChanges() const { return _changesByType[Change::ChangeType::Create]; }
   int getNumModifyChanges() const { return _changesByType[Change::ChangeType::Modify]; }
   int getNumDeleteChanges() const { return _changesByType[Change::ChangeType::Delete]; }
   int getNumChanges() const
   { return getNumCreateChanges() + getNumModifyChanges() + getNumDeleteChanges(); }
 
+  void setAllowDeletingReferenceFeatures(bool allow) { _allowDeletingReferenceFeatures = allow; }
+
 private:
 
+  friend class ChangesetReplacementCreatorTest;
+
   Change _nextChange();
 
   ElementInputStreamPtr _from;
@@ -87,9 +92,10 @@ private:
 
   long _numFromElementsParsed;
   long _numToElementsParsed;
+  // Prevents any reference features from being deleted. This is useful for Differential Conflation
+  // and can be used as a safety feature for other conflation workflows.
   bool _allowDeletingReferenceFeatures;
   QMap<Change::ChangeType, int> _changesByType;
-
 };
 
 typedef std::shared_ptr<ChangesetDeriver> ChangesetDeriverPtr;