code: @Override
  	protected Reader generateResourceForDebug(Reader rd, GeneratorContext context) {
  
  		// The following section is executed in DEBUG mode to retrieve the
  		// classpath CSS from the temporary folder,
  		// if the user defines that the image servlet should be used to retrieve
  		// the CSS images.
  		// It's not executed at the initialization process to be able to read
  		// data from classpath.
  		if (context.getConfig().isCssClasspathImageHandledByClasspathCss()) {
  			rd = super.generateResourceForDebug(rd, context);
  		}
  
  		return rd;
  
  	}
docs: /*
  (non-Javadoc)
  
  @see net.jawr.web.resource.bundle.generator.AbstractCSSGenerator#
  generateResourceForDebug
  (net.jawr.web.resource.bundle.generator.GeneratorContext)