v0.2.47..v0.2.48 changeset ReplacementSnappedWayJoiner.h

diff --git a/hoot-core/src/main/cpp/hoot/core/algorithms/ReplacementSnappedWayJoiner.h b/hoot-core/src/main/cpp/hoot/core/algorithms/ReplacementSnappedWayJoiner.h
new file mode 100644
index 0000000..92264bc
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/algorithms/ReplacementSnappedWayJoiner.h
@@ -0,0 +1,97 @@
+/*
+ * This file is part of Hootenanny.
+ *
+ * Hootenanny is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * --------------------------------------------------------------------
+ *
+ * The following copyright notices are generated automatically. If you
+ * have a new notice to add, please use the format:
+ * " * @copyright Copyright ..."
+ * This will properly maintain the copyright information. DigitalGlobe
+ * copyrights will be updated automatically.
+ *
+ * @copyright Copyright (C) 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ */
+
+#ifndef REPLACEMENT_SNAPPED_WAY_JOINER_H
+#define REPLACEMENT_SNAPPED_WAY_JOINER_H
+
+// Hoot
+#include <hoot/core/algorithms/WayJoinerAdvanced.h>
+
+namespace hoot
+{
+
+/**
+ * A way joiner to be used in the changeset replacement generation workflow to join up ways
+ * snapped with UnconnectedWaySnapper.
+ */
+class ReplacementSnappedWayJoiner : public WayJoinerAdvanced
+{
+public:
+
+  static std::string className() { return "hoot::ReplacementSnappedWayJoiner"; }
+
+  ReplacementSnappedWayJoiner();
+  ReplacementSnappedWayJoiner(const QMap<ElementId, long>& refIdToVersionMappings);
+
+  /**
+   * @see WayJoiner
+   */
+  virtual void join(const OsmMapPtr& map) override;
+
+  /**
+   * @see ApiEntityInfo
+   */
+  virtual QString getDescription() const override
+  { return "Way joiner for use after way snapping when generating replacement changesets."; }
+
+protected:
+
+  /*
+   * @see WayJoiner
+   */
+  virtual bool _areJoinable(const WayPtr& w1, const WayPtr& w2) const override;
+
+  /*
+   * @see WayJoinerAdvanced
+   */
+  virtual void _determineKeeperFeatureForTags(WayPtr parent, WayPtr child, WayPtr& keeper,
+                                              WayPtr& toRemove) const override;
+
+  /*
+   * @see WayJoinerAdvanced
+   */
+  virtual void _determineKeeperFeatureForId(WayPtr parent, WayPtr child, WayPtr& keeper,
+                                            WayPtr& toRemove) const override;
+
+  /*
+   * @see WayJoinerAdvanced
+   */
+  virtual bool _hasPid(const ConstWayPtr& way) const override;
+  /*
+   * @see WayJoinerAdvanced
+   */
+  virtual long _getPid(const ConstWayPtr& way) const override;
+
+private:
+
+  // keeps track of element changeset versions
+  QMap<ElementId, long> _refIdToVersionMappings;
+};
+
+}
+
+#endif  //  REPLACEMENT_SNAPPED_WAY_JOINER_H