code: @Override
  	public URL getResource(String resourceName) {
  		final String sourceMethod = "getResource"; //$NON-NLS-1$
  		boolean isTraceLogging = log.isLoggable(Level.FINER);
  		if (isTraceLogging) {
  			log.entering(PlatformServicesImpl.class.getName(), sourceMethod, new Object[]{resourceName});
  		}
  		URL result = null;
  		if (contributingBundle != null) {
  			result = contributingBundle.getResource(resourceName);
  		}
  		if (isTraceLogging) {
  			log.exiting(PlatformServicesImpl.class.getName(), sourceMethod, result);
  		}
  		return result;
  	}
docs: /*
  (non-Javadoc)
  
  @see org.osgi.framework.Bundle#getResource(String name)