/*
 * Copyright 2005-2013 the original author or authors.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.wamblee.photos.model.plumbing;

import java.util.logging.Logger;

import javax.annotation.PostConstruct;
import javax.ejb.Singleton;
import javax.ejb.Startup;
import javax.inject.Inject;

import org.wamblee.inject.InjectorBuilder;
import org.wamblee.photos.model.Album;
import org.wamblee.security.authentication.UserAdministration;
import org.wamblee.security.authorization.AuthorizationService;

/**
 * @author Erik Brakkee
 * 
 */
@Singleton
@Startup
public class Initializer {

	private static final Logger LOGGER = Logger.getLogger(Initializer.class
			.getName());

	/**
	 * We need this helper to do initialization of the beans from within the
	 * post construct method. Injecting these objects into the initializer class
	 * will lead to initialization outside of a transactional context and this
	 * is does not work because and entity manager is required.
	 * 
	 * @author Erik Brakkee
	 * 
	 */
	public static class Helper {
		@Inject
		private UserAdministration userAdmin;

		@Inject
		private AuthorizationService authorizationService;

		@Inject
		@AllPhotos
		private Album album;

		public void init() {
			userAdmin.getUserCount();
			album.size();
			authorizationService.getRules();
		}
	}

	@PostConstruct
	public void scheduleInit() {
		LOGGER.info("Photo application initializing");
		// timerService.createTimer(1000, 1000, null);
		LOGGER.info("Initializing photo application");
		Helper helper = new Helper();
		InjectorBuilder.getInjector().inject(helper);
		helper.init();
		LOGGER.info("Initialized photo application");
	}
}