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/*
Wotonomy: OpenStep design patterns for pure Java applications.
Copyright (C) 2000 Blacksmith, Inc.
This library 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 library 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 library; if not, see http://www.gnu.org
*/
package net.wotonomy.web;
import java.util.Enumeration;
import net.wotonomy.foundation.NSData;
import net.wotonomy.foundation.NSMutableDictionary;
/**
* An implementation of WORequestHandler that
* retrieves resources from the deployed application.
*
* @author michael@mpowers.net
* @author $Author: cgruber $
* @version $Revision: 905 $
*/
public class WOResourceRequestHandler
extends WORequestHandler
{
private NSMutableDictionary resourceCache;
private WOResourceManager resourceManager;
public WOResourceRequestHandler()
{
//TODO: should probably have some kind of limit on the cache
resourceCache = new NSMutableDictionary();
resourceManager = WOApplication.application().resourceManager();
}
public WOResponse handleRequest( WORequest aRequest )
{
WOResponse response = new WOResponse();
StringBuffer buf = new StringBuffer();
//TODO: this is just to get things working...
String framework = null;
Enumeration e = aRequest.requestHandlerPathArray().objectEnumerator();
if ( e.hasMoreElements() )
{
framework = e.nextElement().toString();
if ( framework.equals( "application" ) )
{
buf.append('/').append( framework );
framework = null;
}
}
if ( e.hasMoreElements() )
{
buf.append( e.nextElement() );
}
while ( e.hasMoreElements() )
{
buf.append('/').append( e.nextElement() );
}
String resource;
if ( buf.length() > 0 )
{
resource = buf.toString();
byte[] data = resourceManager.bytesForResourceNamed(
resource, framework, aRequest.browserLanguages() );
if ( data != null )
{
response.setHeader(
resourceManager.contentTypeForResourceNamed( resource ),
"Content-Type" );
response.setContent( new NSData( data ) );
return response;
}
}
response.setStatus( 404 ); // not found
return response;
}
}
/*
* $Log$
* Revision 1.2 2006/02/19 01:44:02 cgruber
* Add xmlrpc files
* Remove jclark and replace with dom4j and javax.xml.sax stuff
* Re-work dependencies and imports so it all compiles.
*
* Revision 1.1 2006/02/16 13:22:22 cgruber
* Check in all sources in eclipse-friendly maven-enabled packages.
*
* Revision 1.6 2003/08/07 00:15:15 chochos
* general cleanup (mostly removing unused imports)
*
* Revision 1.5 2003/01/27 15:08:00 mpowers
* Implemented WOResourceManager, using java resources for now.
*
* Revision 1.4 2003/01/22 23:01:36 mpowers
* Better handling for request handler path.
* Better support for resources with absolute path.
*
* Revision 1.3 2003/01/20 16:18:22 mpowers
* Fixed class loading issues with resource retrieval.
*
* Revision 1.2 2003/01/17 20:58:20 mpowers
* Fixed up WOHyperlink.
*
*
*/
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