content: /*
   * This library is part of OpenCms -
   * the Open Source Content Management System
   *
   * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
   *
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library 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
   * Lesser General Public License for more details.
   *
   * For further information about Alkacon Software, please see the
   * company website: https://www.alkacon.com
   *
   * For further information about OpenCms, please see the
   * project website: https://www.opencms.org
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
   */
  
  package org.opencms.ade.sitemap.shared;
  
  import org.opencms.ade.configuration.CmsADEManager;
  import org.opencms.util.CmsUUID;
  
  import java.util.LinkedHashMap;
  
  import com.google.gwt.user.client.rpc.IsSerializable;
  
  /**
   * Sitemap clipboard data bean.<p>
   *
   * @since 8.0
   */
  public class CmsSitemapClipboardData implements IsSerializable {
  
      /** The session stored list of deleted sitemap entries. */
      private LinkedHashMap<CmsUUID, CmsClientSitemapEntry> m_deletions;
  
      /** The session stored list of modified sitemap entry paths. */
      private LinkedHashMap<CmsUUID, CmsClientSitemapEntry> m_modifications;
  
      /**
       * Constructor.<p>
       */
      public CmsSitemapClipboardData() {
  
          m_deletions = new LinkedHashMap<CmsUUID, CmsClientSitemapEntry>();
          m_modifications = new LinkedHashMap<CmsUUID, CmsClientSitemapEntry>();
      }
  
      /**
       * Constructor.<p>
       *
       * @param deletions the session stored list of deleted sitemap entries
       * @param modifications the session stored list of modified sitemap entry paths
       */
      public CmsSitemapClipboardData(
          LinkedHashMap<CmsUUID, CmsClientSitemapEntry> deletions,
          LinkedHashMap<CmsUUID, CmsClientSitemapEntry> modifications) {
  
          m_deletions = deletions;
          m_modifications = modifications;
      }
  
      /**
       * Adds an entry to the deleted list.<p>
       *
       * @param entry the entry to add
       */
      public void addDeleted(CmsClientSitemapEntry entry) {
  
          if (m_deletions.containsKey(entry.getId())) {
              m_deletions.remove(entry.getId());
          }
          m_deletions.put(entry.getId(), entry);
          checkMapSize(m_deletions);
      }
  
      /**
       * Adds an entry to the modified list.<p>
       *
       * @param entry the entry to add
       */
      public void addModified(CmsClientSitemapEntry entry) {
  
          if (m_modifications.containsKey(entry.getId())) {
              m_modifications.remove(entry.getId());
          }
          m_modifications.put(entry.getId(), entry);
          checkMapSize(m_modifications);
      }
  
      /**
       * Provides a copy of the clip-board data.<p>
       *
       * @return the copied data
       */
      public CmsSitemapClipboardData copy() {
  
          LinkedHashMap<CmsUUID, CmsClientSitemapEntry> deletions = new LinkedHashMap<CmsUUID, CmsClientSitemapEntry>();
          deletions.putAll(m_deletions);
          LinkedHashMap<CmsUUID, CmsClientSitemapEntry> modifications = new LinkedHashMap<CmsUUID, CmsClientSitemapEntry>();
          modifications.putAll(m_modifications);
          return new CmsSitemapClipboardData(deletions, modifications);
      }
  
      /**
       * Returns the session stored list of deleted sitemap entries.<p>
       *
       * @return the session stored list of deleted sitemap entries
       */
      public LinkedHashMap<CmsUUID, CmsClientSitemapEntry> getDeletions() {
  
          return m_deletions;
      }
  
      /**
       * Returns the session stored list of modified sitemap entry paths.<p>
       *
       * @return the session stored list of modified sitemap entry paths
       */
      public LinkedHashMap<CmsUUID, CmsClientSitemapEntry> getModifications() {
  
          return m_modifications;
      }
  
      /**
       * Removes an entry from the deleted list.<p>
       *
       * @param entry the entry to remove
       */
      public void removeDeleted(CmsClientSitemapEntry entry) {
  
          m_deletions.remove(entry.getId());
      }
  
      /**
       * Removes an entry from the modified list.<p>
       *
       * @param entry the entry to remove
       */
      public void removeModified(CmsClientSitemapEntry entry) {
  
          m_modifications.remove(entry.getId());
      }
  
      /**
       * Sets list of deleted sitemap entries.<p>
       *
       * @param deletions the deleted sitemap entries
       */
      public void setDeletions(LinkedHashMap<CmsUUID, CmsClientSitemapEntry> deletions) {
  
          m_deletions = deletions;
          checkMapSize(m_deletions);
      }
  
      /**
       * Sets the list of modified sitemap entry paths.<p>
       *
       * @param modifications the list of modified sitemap entry paths
       */
      public void setModifications(LinkedHashMap<CmsUUID, CmsClientSitemapEntry> modifications) {
  
          m_modifications = modifications;
          checkMapSize(m_modifications);
      }
  
      /**
       * Checks map size to remove entries in case it exceeds the default list size.<p>
       *
       * @param map the map to check
       */
      private void checkMapSize(LinkedHashMap<?, ?> map) {
  
          while (map.size() > CmsADEManager.DEFAULT_ELEMENT_LIST_SIZE) {
              map.remove(map.keySet().iterator().next());
          }
      }
  }
  