/*
* Copyright 1999-2004 The Apache Software Foundation.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.cocoon.components.url;
import org.apache.avalon.framework.context.ContextException;
import org.apache.avalon.framework.context.Contextualizable;
import org.apache.avalon.framework.logger.AbstractLogEnabled;
import org.apache.cocoon.Constants;
import org.apache.cocoon.environment.Context;
import java.net.MalformedURLException;
import java.net.URL;
/**
* @deprecated by the new source resolving of avalon excalibur
*
* @author <a href="mailto:giacomo@apache.org">Giacomo Pati</a>
* @version CVS $Id: ContextURLFactory.java 30932 2004-07-29 17:35:38Z vgritsenko $
*/
public class ContextURLFactory extends AbstractLogEnabled implements URLFactory, Contextualizable {
/**
* The context
*/
protected org.apache.avalon.framework.context.Context context;
/**
* Create a URL from a location. This method supports the
* <i>context://</i> pseudo-protocol for loading
* resources accessible from the context root path
*
* @param location The location
* @return The URL pointed to by the location
* @exception MalformedURLException If the location is malformed
*/
public URL getURL(String location) throws MalformedURLException {
Context envContext = null;
try {
envContext = (Context)this.context.get(Constants.CONTEXT_ENVIRONMENT_CONTEXT);
} catch (ContextException e){
getLogger().error("ContextException in getURL",e);
}
if (envContext == null) {
getLogger().warn("no environment-context in application context (making an absolute URL)");
return new URL(location);
}
URL u = envContext.getResource("/" + location);
if (u != null)
return u;
else {
getLogger().info(location + " could not be found. (possible context problem)");
throw new MalformedURLException(location + " could not be found. (possible context problem)");
}
}
public URL getURL(URL base, String location) throws MalformedURLException {
return getURL(base.toExternalForm() + location);
}
/**
* Get the context
*/
public void contextualize(org.apache.avalon.framework.context.Context context) throws ContextException {
if (this.context == null) {
this.context = context;
}
}
}