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.convert;
  
  import java.util.Collections;
  import java.util.Set;
  
  import org.n52.iceland.convert.ConverterException;
  import org.n52.iceland.convert.ConverterKey;
  import org.n52.shetland.ogc.gml.AbstractFeature;
  import org.n52.shetland.ogc.gml.ReferenceType;
  import org.n52.shetland.ogc.om.series.wml.ObservationProcess;
  import org.n52.shetland.ogc.om.series.wml.WaterMLConstants;
  import org.n52.shetland.ogc.sensorML.AbstractProcess;
  import org.n52.shetland.ogc.sensorML.AbstractSensorML;
  import org.n52.shetland.ogc.sensorML.SensorML20Constants;
  import org.n52.shetland.ogc.sensorML.v20.AbstractPhysicalProcess;
  import org.n52.shetland.ogc.sensorML.v20.AbstractProcessV20;
  import org.n52.shetland.ogc.sensorML.v20.PhysicalSystem;
  import org.n52.shetland.ogc.sensorML.v20.SimpleProcess;
  import org.n52.shetland.ogc.sos.SosProcedureDescription;
  import org.n52.shetland.util.CollectionHelper;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import com.google.common.base.Joiner;
  
  /**
   * @author <a href="mailto:c.hollmann@52north.org">Carsten Hollmann</a>
   * @since 4.4.0
   *
   */
  public class WaterMLv20SensorMLv20Converter
          extends
          AbstractWaterMLv20SensorMLConverter {
  
      private static final Logger LOGGER = LoggerFactory.getLogger(WaterMLv20SensorMLv101Converter.class);
  
      private static final Set<ConverterKey> CONVERTER_KEYS = CollectionHelper.set(
              new ConverterKey(WaterMLConstants.NS_WML_20_PROCEDURE_ENCODING,
                      SensorML20Constants.SENSORML_20_OUTPUT_FORMAT_URL),
              new ConverterKey(WaterMLConstants.NS_WML_20_PROCEDURE_ENCODING,
                      SensorML20Constants.SENSORML_20_OUTPUT_FORMAT_MIME_TYPE),
              new ConverterKey(SensorML20Constants.SENSORML_20_OUTPUT_FORMAT_URL,
                      WaterMLConstants.NS_WML_20_PROCEDURE_ENCODING),
              new ConverterKey(SensorML20Constants.SENSORML_20_OUTPUT_FORMAT_MIME_TYPE,
                      WaterMLConstants.NS_WML_20_PROCEDURE_ENCODING));
  
      public WaterMLv20SensorMLv20Converter() {
          LOGGER.debug("Converter for the following keys initialized successfully: {}!",
                  Joiner.on(", ").join(CONVERTER_KEYS));
      }
  
      @Override
      public AbstractFeature convert(final AbstractFeature objectToConvert)
              throws ConverterException {
          if (objectToConvert.getDefaultElementEncoding().equals(WaterMLConstants.NS_WML_20_PROCEDURE_ENCODING)
                  && objectToConvert instanceof ObservationProcess) {
              return convertWML2ObservationProcessToSensorML20((ObservationProcess) objectToConvert);
          } else if ((objectToConvert.getDefaultElementEncoding()
                  .equals(SensorML20Constants.SENSORML_20_OUTPUT_FORMAT_URL)
                  || objectToConvert.getDefaultElementEncoding()
                          .equals(SensorML20Constants.SENSORML_20_OUTPUT_FORMAT_URL))
                  && objectToConvert instanceof AbstractSensorML) {
              return convertSensorML20ToWML2ObservationProcess((AbstractSensorML) objectToConvert);
          } else if (objectToConvert instanceof SosProcedureDescription) {
              return convert(((SosProcedureDescription) objectToConvert).getProcedureDescription());
          }
          return null;
      }
  
      @Override
      public Set<ConverterKey> getKeys() {
          return Collections.unmodifiableSet(CONVERTER_KEYS);
      }
  
      private ObservationProcess convertSensorML20ToWML2ObservationProcess(AbstractSensorML objectToConvert) {
          final ObservationProcess observationProcess = new ObservationProcess();
          if (objectToConvert instanceof AbstractProcessV20) {
              convertSensorMLToObservationProcess(observationProcess, (AbstractProcessV20) objectToConvert);
              if (objectToConvert instanceof AbstractPhysicalProcess) {
                  observationProcess.setProcessType(new ReferenceType(WaterMLConstants.PROCESS_TYPE_SENSOR));
              } else {
                  observationProcess.setProcessType(new ReferenceType(WaterMLConstants.PROCESS_TYPE_ALGORITHM));
              }
          } else {
              observationProcess.setProcessType(new ReferenceType(WaterMLConstants.PROCESS_TYPE_ALGORITHM));
          }
          observationProcess.setIdentifier(objectToConvert.getIdentifierCodeWithAuthority());
          return observationProcess;
      }
  
      private AbstractSensorML convertWML2ObservationProcessToSensorML20(ObservationProcess observationProcess) {
          AbstractProcess process = null;
          if (observationProcess.isSetProcessType()) {
              if (checkProcessType(observationProcess.getProcessType(), WaterMLConstants.PROCESS_TYPE_SENSOR)) {
                  process = new PhysicalSystem();
              } else {
                  process = new SimpleProcess();
              }
          } else {
              process = new SimpleProcess();
          }
          process.setIdentifier(observationProcess.getIdentifierCodeWithAuthority());
          convertObservationProcessToAbstractProcess(observationProcess, process);
          return process;
      }
  }
  