v0.2.48..v0.2.49 changeset MultipleCriterionConsumerVisitor.h

diff --git a/hoot-core/src/main/cpp/hoot/core/visitors/MultipleCriterionConsumerVisitor.h b/hoot-core/src/main/cpp/hoot/core/visitors/MultipleCriterionConsumerVisitor.h
new file mode 100644
index 0000000..0ef347a
--- /dev/null
+++ b/hoot-core/src/main/cpp/hoot/core/visitors/MultipleCriterionConsumerVisitor.h
@@ -0,0 +1,74 @@
+/*
+ * 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 MULTIPLE_CRITERION_CONSUMER_VISITOR_H
+#define MULTIPLE_CRITERION_CONSUMER_VISITOR_H
+
+// hoot
+#include <hoot/core/elements/ElementVisitor.h>
+#include <hoot/core/criterion/ElementCriterionConsumer.h>
+
+namespace hoot
+{
+
+class Settings;
+
+/**
+ * Base class for a visitor that consumes multiple element criteria
+ */
+class MultipleCriterionConsumerVisitor : public ElementVisitor, public ElementCriterionConsumer
+{
+public:
+
+  static std::string className() { return "hoot::MultipleCriterionConsumerVisitor"; }
+
+  MultipleCriterionConsumerVisitor();
+  virtual ~MultipleCriterionConsumerVisitor() {}
+
+  virtual void addCriterion(const ElementCriterionPtr& crit) override;
+
+  void setChainCriteria(bool chain) { _chainCriteria = chain; }
+  void setNegateCriteria(bool negate) { _negateCriteria = negate; }
+  void setConfigureChildren(bool configure) { _configureChildren = configure; }
+
+  QString toString() const;
+
+protected:
+
+  std::vector<ElementCriterionPtr> _criteria;
+  //This allows for negating the criterion as an option sent in from the command line.
+  bool _negateCriteria;
+  bool _chainCriteria;
+  bool _configureChildren;
+
+  bool _criteriaSatisfied(const ConstElementPtr& e) const;
+  void _addCriteria(const QStringList& criteriaClassNames);
+};
+
+
+}
+
+#endif // MULTIPLE_CRITERION_CONSUMER_VISITOR_H