v0.2.49..v0.2.50 changeset ElementIdToTagValueMapper.cpp

diff --git a/hoot-core/src/main/cpp/hoot/core/visitors/ElementIdToTagValueMapper.cpp b/hoot-core/src/main/cpp/hoot/core/visitors/ElementIdToTagValueMapper.cpp
new file mode 100644
index 0000000..09c9127
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/visitors/ElementIdToTagValueMapper.cpp
@@ -0,0 +1,62 @@
+/*
+ * 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) 2016, 2017, 2018, 2019 DigitalGlobe (http://www.digitalglobe.com/)
+ */
+#include "ElementIdToTagValueMapper.h"
+
+// hoot
+#include <hoot/core/util/Factory.h>
+#include <hoot/core/util/Log.h>
+
+namespace hoot
+{
+
+HOOT_FACTORY_REGISTER(ElementVisitor, ElementIdToTagValueMapper)
+
+ElementIdToTagValueMapper::ElementIdToTagValueMapper()
+{
+}
+
+void ElementIdToTagValueMapper::addCriterion(const ElementCriterionPtr& e)
+{
+  _crit = e;
+}
+
+void ElementIdToTagValueMapper::visit(const ConstElementPtr& e)
+{
+  if (_tagKey.trimmed().isEmpty())
+  {
+    throw IllegalArgumentException("No keys specified for ElementIdToTagValueMapper.");
+  }
+
+  if (e->getTags().contains(_tagKey) && (!_crit || _crit->isSatisfied(e)))
+  {
+    LOG_TRACE(e->getElementId() << ";" << e->getTags()[_tagKey]);
+    _idToTagValueMappings[e->getElementId()] = e->getTags()[_tagKey];
+    _numAffected++;
+  }
+}
+
+}