# NewsSelection.java

    /*
     * Copyright (C) 2000 - 2026 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 received 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/>.
     */
    package org.silverpeas.components.quickinfo.model;

    import org.silverpeas.core.clipboard.ClipboardSelection;
    import org.silverpeas.core.clipboard.SKDException;
    import org.silverpeas.core.clipboard.SilverpeasKeyData;
    import org.silverpeas.core.index.indexing.model.IndexEntry;
    import org.silverpeas.core.index.indexing.model.IndexEntryKey;
    import org.silverpeas.core.util.URLUtil;
    import org.silverpeas.kernel.logging.SilverLogger;

    import jakarta.annotation.Nonnull;
    import java.awt.datatransfer.DataFlavor;
    import java.awt.datatransfer.UnsupportedFlavorException;

    /**
     * Model representing a {@link News} into the context of the clipboard API.
     */
    public class NewsSelection extends ClipboardSelection {
      private static final long serialVersionUID = 2873891019350833299L;

      private final News currentNews;
      public static final DataFlavor NewsFlavor = new DataFlavor(News.class, News.getResourceType());

      public NewsSelection(News news) {
        super();
        currentNews = news;
        super.addFlavor(NewsFlavor);
      }

      @Override
      @Nonnull
      public synchronized Object getTransferData(DataFlavor parFlavor)
          throws UnsupportedFlavorException {
        Object transferredData;
        try {
          transferredData = super.getTransferData(parFlavor);
        } catch (UnsupportedFlavorException e) {
          if (NewsFlavor.equals(parFlavor)) {
            transferredData = currentNews;
          } else {
            throw e;
          }
        }
        return transferredData;
      }

      @Override
      public IndexEntry getIndexEntry() {
        final NewsPK newsPK = currentNews.getPK();
        final IndexEntry indexEntry = new IndexEntry(new IndexEntryKey(newsPK.getComponentName(),
            currentNews.getContributionType(), newsPK.getId()));
        indexEntry.setTitle(currentNews.getName());
        return indexEntry;
      }

      @Override
      public SilverpeasKeyData getKeyData() {
        final SilverpeasKeyData keyData = new SilverpeasKeyData(currentNews.getId(),
            currentNews.getComponentInstanceId());
        keyData.setTitle(currentNews.getName());
        keyData.setAuthor(currentNews.getCreatorId());
        keyData.setCreationDate(currentNews.getCreationDate());
        keyData.setDesc(currentNews.getDescription());
        keyData.setType(currentNews.getContributionType());
        keyData.setLink(URLUtil.getSimpleURL(URLUtil.URL_PUBLI, currentNews.getPublicationId(),
            currentNews.getComponentInstanceId()));
        currentNews.getVisibility().getSpecificPeriod().ifPresent(v -> {
          try {
            if (!v.startsAtMinDate()) {
              keyData.setProperty("BEGINDATE", v.getStartDate().toString());
            }
            if (!v.endsAtMaxDate()) {
              keyData.setProperty("ENDDATE", v.getEndDate().toString());
            }
          } catch (SKDException e) {
            SilverLogger.getLogger(this).error(e);
          }
        });
        return keyData;
      }
    }