visualization/visualization-api/src/main/java/se/jguru/nazgul/tools/visualization/api/dot/NodeIdRenderer.java
@Override
    protected String doRender(final RenderConfiguration config, final NodeID entity) {

        final Port port = entity.getPort();
        final String renderedPort = port == null ? "" : portRenderer.doRender(config, entity.getPort());

        return quote(entity.getId()) + renderedPort;
    }
@Override
    protected String doRender(final RenderConfiguration config, final NodeID entity) {

        final Port port = entity.getPort();
        final String renderedPort = port == null ? "" : portRenderer.doRender(config, entity.getPort());

        return quote(entity.getId()) + renderedPort;
    }
{@inheritDoc}