# KmeliaPublicationSimulationElementLister.java

    /*
     * Copyright (C) 2000 - 2024 Silverpeas
     *
     * This program is free software: you can redistribute it and/or modify
     * it under the terms of the GNU Affero General Public License as
     * published by the Free Software Foundation, either version 3 of the
     * License, or (at your option) any later version.
     *
     * As a special exception to the terms and conditions of version 3.0 of
     * the GPL, you may redistribute this Program in connection with Free/Libre
     * Open Source Software ("FLOSS") applications as described in Silverpeas's
     * FLOSS exception. You should have recieved a copy of the text describing
     * the FLOSS exception, and it is also available here:
     * "https://www.silverpeas.org/legal/floss_exception.html"
     *
     * 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 Affero General Public License for more details.
     *
     * You should have received a copy of the GNU Affero General Public License
     * along with this program.  If not, see <https://www.gnu.org/licenses/>.
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    package org.silverpeas.components.kmelia.service;

    import org.silverpeas.core.ResourceReference;
    import org.silverpeas.core.contribution.attachment.process.AttachmentSimulationElementLister;
    import org.silverpeas.core.contribution.publication.model.PublicationDetail;
    import org.silverpeas.core.contribution.publication.model.PublicationPK;
    import org.silverpeas.core.io.media.image.thumbnail.control.ThumbnailSimulationElement;
    import org.silverpeas.core.node.model.NodePK;
    import org.silverpeas.core.process.annotation.SimulationElementLister;

    import java.util.Collection;

    /**
     * User: Yohann Chastagnier
     * Date: 24/10/13
     */
    public class KmeliaPublicationSimulationElementLister
        extends AbstractKmeliaSimulationElementLister {

      public KmeliaPublicationSimulationElementLister() {
        super();
      }

      public KmeliaPublicationSimulationElementLister(
          final SimulationElementLister parentElementLister) {
        super(parentElementLister);
      }

      @Override
      public void listElements(final ResourceReference sourcePK, final String language) {
        if (sourcePK instanceof NodePK) {
          listPublicationDocumentsFromNode((NodePK) sourcePK, language);
        } else if (sourcePK instanceof PublicationPK) {
          listPublicationDocumentsFromPublication(
              getPublicationService().getDetail((PublicationPK) sourcePK), language);
        } else {
          throw new IllegalArgumentException(
              "The reference " + sourcePK.getClass().getSimpleName() + " isn't taken in charge");
        }
      }

      private void listPublicationDocumentsFromNode(NodePK nodePK, String language) {

        // Retrieving all publication of a node
        Collection<PublicationDetail> publications = getPublicationService().getDetailsByFatherPK(nodePK);
        for (PublicationDetail publication : publications) {

          // Using here the default implementation of document lister
          listPublicationDocumentsFromPublication(publication, language);
        }
      }

      private void listPublicationDocumentsFromPublication(PublicationDetail publication,
          String language) {

        // Thumbnail
        addElement(new ThumbnailSimulationElement(publication.getThumbnail()));

        // Using here the default implementation of document lister
        new AttachmentSimulationElementLister(this).listElements(
            publication.getPK().toResourceReference(), language);
      }
    }