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 GmbH & Co. KG, 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.xml.content;
  
  import org.opencms.file.CmsObject;
  import org.opencms.main.CmsException;
  import org.opencms.main.CmsLog;
  import org.opencms.xml.types.I_CmsXmlContentValue;
  
  import org.apache.commons.logging.Log;
  
  /**
   * Visitor implementation that resolves the content mappings for all the visited values.<p>
   *
   * This class is used when {@link org.opencms.xml.content.CmsXmlContent#validate(CmsObject)}
   * is called to resolve the mappings of a XML content object.<p>
   *
   * @since 6.0.0
   */
  class CmsXmlContentMappingVisitor implements I_CmsXmlContentValueVisitor {
  
      /** Static reference to the log. */
      private static final Log LOG = CmsLog.getLog(CmsXmlContentMappingVisitor.class);
  
      /** The initialized OpenCms user context (required for VFS access). */
      CmsObject m_cms;
  
      /** The XML content the mappings are resolved for. */
      CmsXmlContent m_content;
  
      /** The "main" content definition, used for all mappings. */
      I_CmsXmlContentHandler m_handler;
  
      /**
       * Creates a new error handler node visitor.<p>
       *
       * @param cms the initialized OpenCms user context (required for VFS access)
       * @param content the XML content to resolve the mappings for
       */
      public CmsXmlContentMappingVisitor(CmsObject cms, CmsXmlContent content) {
  
          // store references
          m_cms = cms;
          m_content = content;
          m_handler = content.getHandler();
      }
  
      /**
       * @see org.opencms.xml.content.I_CmsXmlContentValueVisitor#visit(org.opencms.xml.types.I_CmsXmlContentValue)
       */
      public void visit(I_CmsXmlContentValue value) {
  
          if (LOG.isDebugEnabled()) {
              LOG.debug(Messages.get().getBundle().key(Messages.LOG_XMLCONTENT_VISIT_1, value.getPath()));
          }
          try {
              m_handler.resolveMapping(m_cms, m_content, value);
          } catch (CmsException e) {
              LOG.error(Messages.get().getBundle().key(Messages.LOG_XMLCONTENT_RESOLVE_MAPPING_1, value.getPath()), e);
          }
      }
  }