/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, 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.test.jmx.loading;
import java.io.InputStream;
import java.net.URL;
import javax.xml.parsers.SAXParser;
import javax.xml.parsers.SAXParserFactory;
import org.jboss.logging.Logger;
import org.jboss.system.ServiceMBeanSupport;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
import org.xml.sax.helpers.DefaultHandler;
/** This service access xml files as config resources from via the TCL
*
* @author Scott.Stark@jboss.org
* @version $Revision: 81036 $
*/
public class ResourceTsts extends ServiceMBeanSupport implements ResourceTstsMBean
{
private String namespace = null;
public ResourceTsts()
{
log.debug("ResourceTsts.ctor call stack", new Throwable("CallStack"));
}
public String getName()
{
return "ResourceTst";
}
public void setNamespace(String namespace)
{
this.namespace = namespace;
}
protected void startService() throws Exception
{
String serviceName = super.getServiceName().toString();
log.debug("startService("+serviceName+")");
log.debug("startService call stack", new Throwable("CallStack"));
ClassLoader serviceLoader = getClass().getClassLoader();
ClassLoader tcl = Thread.currentThread().getContextClassLoader();
log.debug("ResourceTsts.CodeSource:"+getClass().getProtectionDomain().getCodeSource());
log.debug("ResourceTsts.ClassLoader:"+serviceLoader);
log.debug("ResourceTsts.startService() TCL:"+tcl);
// Try some other resource names against the TCL
URL url1 = tcl.getResource("META-INF/config.xml");
log.debug("META-INF/config.xml via TCL: "+url1);
URL url2 = tcl.getResource("/META-INF/config.xml");
log.debug("/META-INF/config.xml via TCL: "+url2);
URL url3 = tcl.getResource("file:/META-INF/config.xml");
log.debug("file:/META-INF/config.xml via TCL: "+url3);
URL url4 = tcl.getResource("META-INF/config.xml");
log.debug("META-INF/config.xml via serviceLoader: "+url4);
// Try loading via the TCL resource
if( url1 == null )
throw new IllegalStateException("No META-INF/config.xml available via TCL");
InputStream is = url1.openStream();
SAXParserFactory factory = SAXParserFactory.newInstance();
SAXParser parser = factory.newSAXParser();
ConfigHandler handler = new ConfigHandler(namespace);
parser.parse(is, handler);
log.debug("Successfully parsed url1");
is.close();
// Validate that the option matches our service name
String optionValue = handler.value.toString();
if( optionValue.equals(serviceName) )
throw new IllegalStateException(optionValue+" != "+serviceName);
log.debug("Config.option1 matches service name");
}
static class ConfigHandler extends DefaultHandler
{
static Logger log = Logger.getLogger(ConfigHandler.class);
boolean optionTag;
StringBuffer value = new StringBuffer();
String namespace;
ConfigHandler(String namespace)
{
this.namespace = namespace;
}
public void startElement(String uri, String localName, String qName, Attributes attributes)
throws SAXException
{
log.debug("startElement, uri="+uri+"localName="+localName+", qName="+qName);
if( namespace == null )
optionTag = qName.equals("option1");
else
optionTag = qName.equals(namespace+"option1");
}
public void characters(char[] str, int start, int length)
throws SAXException
{
if( optionTag )
value.append(str, start, length);
}
public void endElement(String uri, String localName, String qName)
throws SAXException
{
log.debug("endElement, uri="+uri+"localName="+localName+", qName="+qName);
}
}
}