ExampleApplicationContextInitializer.java

/*
 * Copyright 2012-2016 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 com.example.autoconfigure.initializer;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.context.ApplicationContextInitializer;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.Order;

@Order(Ordered.HIGHEST_PRECEDENCE)
public class ExampleApplicationContextInitializer
		implements ApplicationContextInitializer<ConfigurableApplicationContext> {

	@Override
	public void initialize(ConfigurableApplicationContext applicationContext) {
		applicationContext.getBeanFactory().registerSingleton("printNamePostProcessor",
				new BeanPostProcessor() {

					@Override
					public Object postProcessBeforeInitialization(Object bean,
							String beanName) throws BeansException {
						return bean;
					}

					@Override
					public Object postProcessAfterInitialization(Object bean,
							String beanName) throws BeansException {
						System.out.println("Initialized bean " + beanName);
						return bean;
					}

				});
	}

}