/*
* JBoss, Home of Professional Open Source.
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* 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.jboss.ha.cachemanager;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
import org.jboss.cache.config.Configuration;
import org.jboss.cache.config.ConfigurationException;
import org.jboss.cache.config.parsing.CacheConfigsXmlParser;
import org.jboss.cache.config.parsing.RootElementBuilder;
import org.jboss.cache.config.parsing.XmlConfigurationParser;
import org.w3c.dom.Element;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
/**
* Temporary workaround to JBCACHE-1562
*
* @author Brian Stansberry
*
* @version $Revision: 98045 $
*
* @deprecated to be removed when JBCACHE-1562 is fixed
*/
class CacheConfigsParser extends CacheConfigsXmlParser
{
@Override
public Map<String, Configuration> parseConfigs(InputStream stream, String fileName)
throws CloneNotSupportedException
{
// loop through all elements in XML.
Element root = getDocumentRoot(stream);
NodeList list = root.getElementsByTagName(CONFIG_ROOT);
if (list == null || list.getLength() == 0)
{
// try looking for a QUALIFIED_CONFIG_ROOT
list = root.getElementsByTagName(QUALIFIED_CONFIG_ROOT);
if (list == null || list.getLength() == 0)
throw new ConfigurationException("Can't find " + CONFIG_ROOT + " or " + QUALIFIED_CONFIG_ROOT + " tag");
}
Map<String, Configuration> result = new HashMap<String, Configuration>();
for (int i = 0; i < list.getLength(); i++)
{
Node node = list.item(i);
if (node.getNodeType() != Node.ELEMENT_NODE)
{
continue;
}
Element element = (Element) node;
String name = element.getAttribute(CONFIG_NAME);
if (name == null || name.trim().length() == 0)
throw new ConfigurationException("Element " + element + " has no name attribute");
XmlConfigurationParser parser = new XmlConfigurationParser();
Configuration c = parser.parseElementIgnoringRoot(element);
// Prove that we can successfully clone it
c = c.clone();
result.put(name.trim(), c);
}
return result;
}
private Element getDocumentRoot(InputStream stream)
{
RootElementBuilder rootElementBuilder = new RootElementBuilder(false);
return rootElementBuilder.readRoot(stream);
}
}