content: /*
   * Copyright (C) 2012-2023 52°North Spatial Information Research GmbH
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 as published
   * by the Free Software Foundation.
   *
   * If the program is linked with libraries which are licensed under one of
   * the following licenses, the combination of the program with the linked
   * library is not considered a "derivative work" of the program:
   *
   *     - Apache License, version 2.0
   *     - Apache Software License, version 1.0
   *     - GNU Lesser General Public License, version 3
   *     - Mozilla Public License, versions 1.0, 1.1 and 2.0
   *     - Common Development and Distribution License (CDDL), version 1.0
   *
   * Therefore the distribution of the program linked with libraries licensed
   * under the aforementioned licenses, is permitted by the copyright holders
   * if the distribution is compliant with both the GNU General Public
   * License version 2 and the aforementioned licenses.
   *
   * 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.
   */
  package org.n52.sos.ds.procedure.enrich;
  
  import java.util.function.Predicate;
  
  import org.n52.shetland.ogc.ows.exception.OwsExceptionReport;
  import org.n52.shetland.ogc.sensorML.AbstractSensorML;
  import org.n52.shetland.ogc.sensorML.elements.SmlClassifier;
  import org.n52.shetland.ogc.sensorML.elements.SmlClassifierPredicates;
  import org.n52.sos.ds.procedure.AbstractProcedureCreationContext;
  
  import com.google.common.base.Strings;
  
  /**
   * TODO JavaDoc
   *
   * @author <a href="mailto:c.autermann@52north.org">Christian Autermann</a>
   */
  public class ClassifierEnrichment
          extends
          SensorMLEnrichment {
  
      public ClassifierEnrichment(AbstractProcedureCreationContext ctx) {
          super(ctx);
      }
  
      @Override
      protected void enrich(AbstractSensorML description)
              throws OwsExceptionReport {
          addIntendedApplicationClassifier(description);
          addProcedureTypeClassification(description);
      }
  
      private void addIntendedApplicationClassifier(AbstractSensorML description) {
          addClassifier(description, SmlClassifier.INTENDED_APPLICATION,
                  procedureSettings().getClassifierIntendedApplicationDefinition(),
                  procedureSettings().getClassifierIntendedApplicationValue());
      }
  
      private void addProcedureTypeClassification(AbstractSensorML description) {
          addClassifier(description, SmlClassifier.PROCEDURE_TYPE,
                  procedureSettings().getClassifierProcedureTypeDefinition(),
                  procedureSettings().getClassifierProcedureTypeValue());
      }
  
      private void addClassifier(AbstractSensorML description, String name, String definition, String value) {
          if (!Strings.isNullOrEmpty(value)) {
              Predicate<SmlClassifier> p = SmlClassifierPredicates.name(name);
              if (!description.findClassifier(p).isPresent()) {
                  SmlClassifier classifier = new SmlClassifier(name, definition, null, value);
                  description.addClassification(classifier);
              }
          }
      }
  
      @Override
      public boolean isApplicable() {
          return super.isApplicable() && procedureSettings().isGenerateClassification()
                  && procedureSettings().isEnrichWithDiscoveryInformation();
      }
  }
  