Global.java

import java.util.List;
import java.util.Map;

import models.Resto;
import play.Application;
import play.GlobalSettings;
import play.libs.Yaml;

import com.avaje.ebean.Ebean;

public class Global extends GlobalSettings {
//	private RuntimeEnvironment env = new MyEnvironment<DemoUser>();
//	private HashMap<String, Object> instances = new HashMap<>();
//
//	@Override
//	public <A> A getControllerInstance(Class<A> controllerClass) throws Exception {
//		A result = (A) instances.get(controllerClass.getName());
//		Logger.debug("result = " + result);
//		if (result == null) {
//			Logger.debug("creating controller: " + controllerClass.getName());
//			try {
//				result = controllerClass.getDeclaredConstructor(RuntimeEnvironment.class).newInstance(env);
//			} catch (NoSuchMethodException e) {
//				// the controller does not receive a RuntimeEnvironment,
//				// delegate creation to base class.
//				result = super.getControllerInstance(controllerClass);
//			}
//			instances.put(controllerClass.getName(), result);
//		}
//		return result;
//	}

	public void onStart(Application app) {
		// InitialData.insert(app);
	}

	static class InitialData {

		public static void insert(Application app) {
			if (Ebean.find(Resto.class).findRowCount() == 0) {

				@SuppressWarnings("unchecked")
				Map<String, List<Object>> all = (Map<String, List<Object>>) Yaml.load("initial-data.yml");

				// Insert users first
				Ebean.save(all.get("restaurants"));

			}
		}

	}

}