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/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.ws.tools.wsdl;
// $Id: WSDLDefinitionsFactory.java 3959 2007-07-20 14:44:19Z heiko.braun@jboss.com $
import org.jboss.logging.Logger;
import org.jboss.ws.Constants;
import org.jboss.ws.core.utils.JBossWSEntityResolver;
import org.jboss.ws.core.utils.ResourceURL;
import org.jboss.ws.metadata.wsdl.WSDLDefinitions;
import org.jboss.ws.metadata.wsdl.WSDLException;
import org.jboss.wsf.common.DOMUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.xml.sax.EntityResolver;
import javax.wsdl.Definition;
import javax.wsdl.factory.WSDLFactory;
import javax.wsdl.xml.WSDLReader;
import javax.xml.parsers.DocumentBuilder;
import java.io.InputStream;
import java.io.StringWriter;
import java.net.ConnectException;
import java.net.URL;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
/**
* A factory that creates a <code>WSDLDefinitions</code> object from an URL.
*
* This implementations deals with different WSDL versions so that clients of this
* factory do need to know about WSDL version specifics. The Java object view of the
* WSDL document (WSDLDefinitions) is modeled on WSDL-2.0
*
* @author Thomas.Diesler@jboss.org
* @since 10-Oct-2004
*/
public class WSDLDefinitionsFactory
{
// provide logging
private static final Logger log = Logger.getLogger(WSDLDefinitionsFactory.class);
// This feature is set by default in wsdl4j, it means the object structure contains the imported arguments
public static final String FEATURE_IMPORT_DOCUMENTS = "javax.wsdl.importDocuments";
// Set this feature for additional debugging output
public static final String FEATURE_VERBOSE = "javax.wsdl.verbose";
// The WSDL reader features
private Map features = new HashMap();
// Hide constructor
private WSDLDefinitionsFactory()
{
}
/**
* Create a new instance of a wsdl factory
*/
public static WSDLDefinitionsFactory newInstance()
{
return new WSDLDefinitionsFactory();
}
/**
* Set a feature on the underlying reader
*/
public void setFeature(String name, boolean value) throws IllegalArgumentException
{
features.put(name, new Boolean(value));
}
/**
* Read the wsdl document from the given URL
*/
public WSDLDefinitions parse(URL wsdlLocation) throws WSDLException
{
if (wsdlLocation == null)
throw new IllegalArgumentException("URL cannot be null");
if (log.isDebugEnabled())
log.debug("parse: " + wsdlLocation.toExternalForm());
EntityResolver entityResolver = new JBossWSEntityResolver();
WSDLDefinitions wsdlDefinitions = null;
try
{
Document wsdlDoc = getDocument(wsdlLocation);
String defaultNamespace = getDefaultNamespace(wsdlDoc);
if (Constants.NS_WSDL11.equals(defaultNamespace))
{
WSDLFactory wsdlFactory = WSDLFactory.newInstance(JBossWSDLFactoryImpl.class.getName());
WSDLReader wsdlReader = wsdlFactory.newWSDLReader();
wsdlReader.setFeature("javax.wsdl.verbose", false);
// Setup reader features
Iterator it = features.entrySet().iterator();
while (it.hasNext())
{
Map.Entry entry = (Map.Entry)it.next();
String key = (String)entry.getKey();
Boolean flag = (Boolean)entry.getValue();
wsdlReader.setFeature(key, flag.booleanValue());
}
Definition definition = wsdlReader.readWSDL(new WSDLLocatorImpl(entityResolver, wsdlLocation));
wsdlDefinitions = new WSDL11Reader().processDefinition(definition, wsdlLocation);
wsdlDefinitions.setWsdlDocument(wsdlDoc);
}
else
{
throw new WSDLException("Invalid default namespace: " + defaultNamespace);
}
if (log.isTraceEnabled())
{
StringWriter stwr = new StringWriter();
WSDL11Writer wsdlWriter = new WSDL11Writer(wsdlDefinitions);
wsdlWriter.write(stwr);
log.trace("\n" + stwr.toString());
}
}
catch (WSDLException e)
{
throw e;
}
catch (RuntimeException rte)
{
throw rte;
}
catch (Exception e)
{
throw new WSDLException(e);
}
return wsdlDefinitions;
}
/** Get the WSDL document.
*/
private Document getDocument(URL wsdlLocation) throws WSDLException
{
try
{
InputStream inputStream = new ResourceURL(wsdlLocation).openStream();
try
{
DocumentBuilder builder = DOMUtils.getDocumentBuilder();
return builder.parse(inputStream);
}
finally
{
inputStream.close();
}
}
catch (ConnectException ex)
{
throw new WSDLException("Cannot connect to: " + wsdlLocation);
}
catch (Exception ex)
{
throw new WSDLException("Cannot parse wsdlLocation: " + wsdlLocation, ex);
}
}
/** Get the default namespace for the given WSDL
*/
private String getDefaultNamespace(Document wsdlDoc) throws WSDLException
{
Element root = wsdlDoc.getDocumentElement();
String defaultNamespace = root.getNamespaceURI();
return defaultNamespace;
}
}
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