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.CmsLog;
  import org.opencms.xml.types.I_CmsXmlContentValue;
  
  import org.apache.commons.logging.Log;
  
  /**
   * Visitor implementation that provides validation for all visited values.<p>
   *
   * This class is used when {@link org.opencms.xml.content.CmsXmlContent#validate(CmsObject)}
   * is called validate a XML content object.<p>
   *
   * @since 6.0.0
   */
  class CmsXmlContentValidationVisitor implements I_CmsXmlContentValueVisitor {
  
      /** Static reference to the log. */
      private static final Log LOG = CmsLog.getLog(CmsXmlContentValidationVisitor.class);
  
      /** The initialized OpenCms user context (required for VFS access). */
      CmsObject m_cms;
  
      /** The error handler instance that stores the errors and warnings found. */
      CmsXmlContentErrorHandler m_errorHandler;
  
      /**
       * Creates a new validation node visitor.<p>
       *
       * @param cms the initialized OpenCms user context (required for VFS access)
       */
      public CmsXmlContentValidationVisitor(CmsObject cms) {
  
          // start with a new instance of the error handler
          m_errorHandler = new CmsXmlContentErrorHandler();
          // store reference to the provided CmsObject
          m_cms = cms;
      }
  
      /**
       * Returns the error handler instance that stores the errors and warnings found.<p>
       *
       * @return the error handler instance that stores the errors and warnings found
       */
      public CmsXmlContentErrorHandler getErrorHandler() {
  
          return m_errorHandler;
      }
  
      /**
       * @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()));
          }
  
          m_errorHandler = value.getContentDefinition().getContentHandler().resolveValidation(
              m_cms,
              value,
              m_errorHandler);
      }
  }