/**
* 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.xml.util;
import org.exoplatform.services.text.TextConfig;
import org.exoplatform.services.token.TypeToken;
import org.exoplatform.services.xml.parser.XMLDocument;
import org.exoplatform.services.xml.parser.XMLNode;
import org.exoplatform.services.xml.parser.XMLParser;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
/**
* Author : Nhu Dinh Thuan
* Email:nhudinhthuan@yahoo.com
* Nov 29, 2006
*/
@SuppressWarnings("serial")
public class XMLProperties extends HashMap<String, String>
{
protected XMLDocument document;
protected XMLNode node_;
public XMLProperties(InputStream input, String name, boolean readonly) throws Exception
{
toProperties(XMLParser.createDocument(input, TextConfig.CHARSET), name, readonly);
}
public XMLProperties(File file, String name, boolean readonly) throws Exception
{
toProperties(XMLParser.createDocument(file, TextConfig.CHARSET), name, readonly);
}
public void toProperties(XMLDocument xmlDocument, String name, boolean readonly) throws Exception
{
XMLNode node = null;
XMLNode root = xmlDocument.getRoot();
if (root.getChildren().size() > 0)
{
node = getNode(root, name);
}
if (!readonly)
{
this.node_ = node;
this.document = xmlDocument;
if (node_ == null)
{
node_ = new XMLNode(name.toCharArray(), name, TypeToken.TAG);
document.getRoot().addChild(node_);
}
}
if (node == null)
return;
List<XMLNode> children = node.getChildren();
if (children == null)
return;
for (XMLNode child : children)
{
String value = null;
if (child.getChildren().size() > 0)
value = child.getChild(0).getTextValue();
super.put(child.getNodeValue(), value);
}
}
public byte[] getBytes() throws Exception
{
if (document == null)
return null;
Iterator<String> iter = keySet().iterator();
node_.getChildren().clear();
while (iter.hasNext())
{
String key = iter.next();
XMLNode ele = new XMLNode(key.toCharArray(), key, TypeToken.TAG);
XMLNode child = new XMLNode(get(key).toCharArray(), null, TypeToken.CONTENT);
ele.addChild(child);
node_.addChild(ele);
}
return document.getTextValue().getBytes(TextConfig.CHARSET);
}
public OutputStream toOutputStream() throws Exception
{
if (document == null)
return null;
ByteArrayOutputStream output = new ByteArrayOutputStream();
output.write(getBytes());
return output;
}
protected XMLNode getNode(XMLNode root, String name)
{
if (root.getName() == null)
return null;
if (root.getName().equalsIgnoreCase(name))
return root;
List<XMLNode> children = root.getChildren();
for (XMLNode child : children)
{
XMLNode value = getNode(child, name);
if (value != null)
return value;
}
return null;
}
}