public Renderer getRenderer()

in src/main/java/org/apache/sling/junit/impl/RendererSelectorImpl.java [51:77]

• 25 lines of code
• 7 McCabe index (conditional complexity)

    public Renderer getRenderer(TestSelector selector) {
        if(renderersTracker.getTrackingCount() != renderersTrackerTrackingCount) {
            log.debug("Rebuilding list of {}", Renderer.class.getSimpleName());
            renderersTrackerTrackingCount = renderersTracker.getTrackingCount();
            final ServiceReference [] refs = renderersTracker.getServiceReferences();
            renderers.clear();
            if(refs != null) {
                for(ServiceReference ref : refs) {
                    renderers.add( (Renderer)bundleContext.getService(ref) );
                }
            }
            log.info("List of {} rebuilt: {}", 
                    Renderer.class.getSimpleName(),
                    renderers);
        }
        
        for(Renderer r : renderers) {
            if(r.appliesTo(selector)) {
                if(r instanceof RendererFactory) {
                    return ((RendererFactory)r).createRenderer();
                }
                throw new UnsupportedOperationException("Renderers must implement RendererFactory, this one does not:" + r);
            }
        }
        
        return null;
    }