/**
    * This file Copyright (c) 2009-2011 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.cms.util;
  
  import info.magnolia.cms.core.Content;
  import info.magnolia.cms.core.HierarchyManager;
  import info.magnolia.cms.core.NodeData;
  import info.magnolia.cms.security.AccessDeniedException;
  
  import java.io.InputStream;
  import java.util.Calendar;
  import java.util.Collection;
  
  import javax.jcr.ItemNotFoundException;
  import javax.jcr.PathNotFoundException;
  import javax.jcr.Property;
  import javax.jcr.RepositoryException;
  import javax.jcr.Value;
  
  
  /**
   * Wraps a {@link NodeData} to which it delegates. Used to manipulate node datas.
   * @version $Id$
   */
  public abstract class NodeDataWrapper implements NodeData {
  
      private NodeData wrappedNodeData;
  
      public NodeDataWrapper() {
      }
  
      public NodeDataWrapper(NodeData wrappedNodeData) {
          this.wrappedNodeData = wrappedNodeData;
      }
  
      public NodeData getWrappedNodeData() {
          return this.wrappedNodeData;
      }
  
      public void setWrappedNodeData(NodeData wrappedNodeData) {
          this.wrappedNodeData = wrappedNodeData;
      }
  
      @Override
      public String toString() {
          final StringBuilder builder = new StringBuilder();
          builder.append(getClass().getSimpleName());
          builder.append(" for ");
          builder.append(getWrappedNodeData().toString());
          return builder.toString();
      }
  
      /**
       * Default implementation of content wrapping for cases where NodeData needs to return content.
       * 
       * @param content
       * @return
       */
      protected Content wrap(Content content) {
          return content;
      }
  
      // ---- below are only generated delegate methods
      @Override
      public void delete() throws RepositoryException {
          getWrappedNodeData().delete();
      }
  
     @Override
     public String getAttribute(String name) {
         return getWrappedNodeData().getAttribute(name);
     }
 
     @Override
     public Collection<String> getAttributeNames() throws RepositoryException {
         return getWrappedNodeData().getAttributeNames();
     }
 
     @Override
     public boolean getBoolean() {
         return getWrappedNodeData().getBoolean();
     }
 
     @Override
     public long getContentLength() {
         return getWrappedNodeData().getContentLength();
     }
 
     @Override
     public Calendar getDate() {
         return getWrappedNodeData().getDate();
     }
 
     @Override
     public double getDouble() {
         return getWrappedNodeData().getDouble();
     }
 
     @Override
     public String getHandle() {
         return getWrappedNodeData().getHandle();
     }
 
     @Override
     public HierarchyManager getHierarchyManager() {
         return getWrappedNodeData().getHierarchyManager();
     }
 
     @Override
     public Property getJCRProperty() throws PathNotFoundException {
         return getWrappedNodeData().getJCRProperty();
     }
 
     @Override
     public long getLong() {
         return getWrappedNodeData().getLong();
     }
 
     @Override
     public String getName() {
         return getWrappedNodeData().getName();
     }
 
     @Override
     public Content getParent() throws AccessDeniedException, ItemNotFoundException, javax.jcr.AccessDeniedException, RepositoryException {
         return wrap(getWrappedNodeData().getParent());
     }
 
     @Override
     public Content getReferencedContent() throws RepositoryException, PathNotFoundException, RepositoryException {
         return wrap(getWrappedNodeData().getReferencedContent());
     }
 
     @Override
     public Content getReferencedContent(String repositoryId) throws PathNotFoundException, RepositoryException {
         return wrap(getWrappedNodeData().getReferencedContent(repositoryId));
     }
 
     @Override
     public InputStream getStream() {
         return getWrappedNodeData().getStream();
     }
 
     @Override
     public String getString() {
         return getWrappedNodeData().getString();
     }
 
     @Override
     public String getString(String lineBreak) {
         return getWrappedNodeData().getString(lineBreak);
     }
 
     @Override
     public int getType() {
         return getWrappedNodeData().getType();
     }
 
     @Override
     public Value getValue() {
         return getWrappedNodeData().getValue();
     }
 
     @Override
     public Value[] getValues() {
         return getWrappedNodeData().getValues();
     }
 
     @Override
     public boolean isExist() {
         return getWrappedNodeData().isExist();
     }
 
     @Override
     public boolean isGranted(long permissions) {
         return getWrappedNodeData().isGranted(permissions);
     }
 
     @Override
     public int isMultiValue() {
         return getWrappedNodeData().isMultiValue();
     }
 
     @Override
     public void refresh(boolean keepChanges) throws RepositoryException {
         getWrappedNodeData().refresh(keepChanges);
     }
 
     @Override
     public void save() throws RepositoryException {
         getWrappedNodeData().save();
     }
 
     @Override
     public void setAttribute(String name, Calendar value) throws RepositoryException, AccessDeniedException, UnsupportedOperationException {
         getWrappedNodeData().setAttribute(name, value);
     }
 
     @Override
     public void setAttribute(String name, String value) throws RepositoryException, AccessDeniedException, UnsupportedOperationException {
         getWrappedNodeData().setAttribute(name, value);
     }
 
     @Override
     public void setValue(boolean value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(Calendar value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(double value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(InputStream value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(int value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(long value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(String value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(Content value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(Value value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
     @Override
     public void setValue(Value[] value) throws RepositoryException, AccessDeniedException {
         getWrappedNodeData().setValue(value);
     }
 
 }