return new DefaultPluginRegistry(this, pluginInspector, lookupScope);
    }

    @Nullable
    @Override
    public <T> PluginImplementation<T> maybeInspect(Class<T> clazz) {
        if (parent != null) {
            PluginImplementation<T> implementation = parent.maybeInspect(clazz);
            if (implementation != null) {
                return implementation;
            }
        }

    <T> PluginImplementation<T> inspect(Class<T> clazz);

    /**
     * Extracts plugin information for the given class, if known to this registry.
     */
    @Nullable
    <T> PluginImplementation<T> maybeInspect(Class<T> clazz);

    /**
     * Locates the plugin with the given id. Note that the id of the result may be different to the requested id.
     */
    @Nullable
    PluginImplementation<?> lookup(PluginId pluginId);