/*
* Copyright (C) 2009 eXo Platform SAS.
*
* This 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 software 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.services.jcr.webdav.xml;
import org.exoplatform.common.util.HierarchicalProperty;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.regex.Pattern;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.XMLStreamWriter;
/**
* Created by The eXo Platform SAS. Author : <a
* href="gavrikvetal@gmail.com">Vitaly Guly</a>
*
* @version $Id: $
*/
public class PropertyWriteUtil
{
private final static Pattern ESCAPE_PATTERN = Pattern.compile("%[0-9a-fA-F]{2}");
/**
* Writes the statuses of properties into XML.
*
* @param xmlStreamWriter XML writer
* @param propStatuses properties statuses
* @throws XMLStreamException {@link XMLStreamException}
*/
public static void writePropStats(XMLStreamWriter xmlStreamWriter,
Map<String, Set<HierarchicalProperty>> propStatuses) throws XMLStreamException
{
for (Map.Entry<String, Set<HierarchicalProperty>> stat : propStatuses.entrySet())
{
xmlStreamWriter.writeStartElement("DAV:", "propstat");
xmlStreamWriter.writeStartElement("DAV:", "prop");
for (HierarchicalProperty prop : propStatuses.get(stat.getKey()))
{
writeProperty(xmlStreamWriter, prop);
}
xmlStreamWriter.writeEndElement();
xmlStreamWriter.writeStartElement("DAV:", "status");
xmlStreamWriter.writeCharacters(stat.getKey());
xmlStreamWriter.writeEndElement();
// D:propstat
xmlStreamWriter.writeEndElement();
}
}
/**
* Writes the statuses of property into XML.
*
* @param xmlStreamWriter XML writer
* @param prop property
* @throws XMLStreamException {@link XMLStreamException}
*/
public static void writeProperty(XMLStreamWriter xmlStreamWriter, HierarchicalProperty prop)
throws XMLStreamException
{
String uri = prop.getName().getNamespaceURI();
String prefix = xmlStreamWriter.getNamespaceContext().getPrefix(uri);
if (prefix == null)
{
prefix = "";
}
String local = prop.getName().getLocalPart();
if (prop.getValue() == null)
{
if (prop.getChildren().size() != 0)
{
xmlStreamWriter.writeStartElement(prefix, local, uri);
if (!uri.equalsIgnoreCase("DAV:"))
{
xmlStreamWriter.writeNamespace(prefix, uri);
}
writeAttributes(xmlStreamWriter, prop);
for (int i = 0; i < prop.getChildren().size(); i++)
{
HierarchicalProperty property = prop.getChildren().get(i);
writeProperty(xmlStreamWriter, property);
}
xmlStreamWriter.writeEndElement();
}
else
{
xmlStreamWriter.writeEmptyElement(prefix, local, uri);
if (!uri.equalsIgnoreCase("DAV:"))
{
xmlStreamWriter.writeNamespace(prefix, uri);
}
writeAttributes(xmlStreamWriter, prop);
}
}
else
{
xmlStreamWriter.writeStartElement(prefix, local, uri);
if (!uri.equalsIgnoreCase("DAV:"))
{
xmlStreamWriter.writeNamespace(prefix, uri);
}
writeAttributes(xmlStreamWriter, prop);
xmlStreamWriter.writeCharacters(prop.getValue());
xmlStreamWriter.writeEndElement();
}
}
/**
* Writes property attributes into XML.
*
* @param xmlStreamWriter XML writer
* @param property property
* @throws XMLStreamException {@link XMLStreamException}
*/
public static void writeAttributes(XMLStreamWriter xmlStreamWriter, HierarchicalProperty property)
throws XMLStreamException
{
HashMap<String, String> attributes = property.getAttributes();
Iterator<String> keyIter = attributes.keySet().iterator();
while (keyIter.hasNext())
{
String attrName = keyIter.next();
String attrValue = attributes.get(attrName);
xmlStreamWriter.writeAttribute(attrName, attrValue);
}
}
}