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The core API for generating user interfaces from data models.

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package xapi.ui.autoui.impl;

import xapi.ui.autoui.api.UiRenderer;
import xapi.ui.autoui.api.UiRendererSelector;
import xapi.ui.autoui.api.UiRenderingContext;
import xapi.ui.autoui.api.UserInterface;
import xapi.util.X_Debug;

public abstract class AbstractUserInterface  implements UserInterface {

  private UiRenderingContext[] renderers;
  private int[] head, body, tail;
  
  @Override
  public final UserInterface setRenderers(UiRenderingContext[] renderers) {
    this.renderers = renderers;
    head = new int[renderers.length];
    body = new int[renderers.length];
    tail = new int[renderers.length];
    int h=0,b=0,t=0;
    // sort matches
    for (int i = 0, m = renderers.length; i renderUi(T model) {
    for (int i : head) {
      doRender(renderers[i], model);
    }
    for (int i : body) {
      doRender(renderers[i], model);
    }
    for (int i : tail) {
      doRender(renderers[i], model);
    }
    return this;
  }

  protected abstract void doRender(UiRenderingContext ctx, T model);
  
  @SuppressWarnings({"rawtypes", "unchecked"})
  protected void recursiveRender(UiRenderingContext ctx, UiRenderer renderer, T model){
    UiRendererSelector selector = ctx.getSelector();
    if (ctx.isWrapper()) {
      for (String key : ctx.getBeanValueProvider().getChildKeys()) {
        try {
          if (selector.useRenderer(this, renderer, key, model)) {
            renderer.renderInto(this, ctx, key, model);
          }
        } catch(ClassCastException e) {
          e.printStackTrace();
        } catch(Throwable e) {
          throw X_Debug.rethrow(e);
        }
      }
    } else {
      if (selector.useRenderer(this, renderer, ctx.getName(), model)) {
        renderer.renderInto(this, ctx, ctx.getName(), model);
      }
    }
  }
  
}