Generic RendererBuilder implementation that supports "multi-renderer" mode (a single RendererBuilder for all Renderer classes)

NDRendererBuilder.java

package x.y.z;

import android.content.Context;

import com.pedrogomez.renderers.Renderer;
import com.pedrogomez.renderers.RendererBuilder;

import java.util.Collection;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;

/**
 * Example RendererBuilder class for Navigation Drawer elements 
 * This example could have two ND item types:
 * NDUserProfile which renders a picture of the user, and its name
 * NDImage which renders a full-width icon
 * 
 * see https://github.com/pedrovgs/Renderers
 */
public class NDRendererBuilder extends RendererBuilder<NDElement> {
    Map<String, Class> renderers = new HashMap<>();

    public NDRendererBuilder(Context context, NDElementRenderer.OnRowClicked onClickListener) {
        Collection<Renderer<NDElement>> prototypes = getPrototypes(context, onClickListener);
        setPrototypes(prototypes);
    }

    @Override
    protected Class getPrototypeClass(NDElement content) {
        Class rendererClass = renderers.get(content.getClass().getName());

        return rendererClass != null ?
                rendererClass :  NDImageRenderer.class;
    }

    private List<Renderer<NDElement>> getPrototypes(Context context, NDElementRenderer.OnRowClicked onRowClicked) {
        List<Renderer<NDElement>> prototypes = new LinkedList<Renderer<NDElement>>();

        NDElementRenderer ndir = new NDImageRenderer(context, onRowClicked);
        NDElementRenderer ndupr = new NDUserProfileRenderer(context, onRowClicked);
        prototypes.add(ndir);
        prototypes.add(ndupr);

        registerRenderer(NDImage.class.getName(), NDImageRenderer.class);
        registerRenderer(NDUserProfile.class.getName(), NDUserProfileRenderer.class);

        return prototypes;
    }

    protected void registerRenderer(String renderableClassName, Class rendererClass){
        renderers.put(renderableClassName, rendererClass);
    }
}