/*
 * Copyright 2012-2019 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
 *
 *      https://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.springframework.boot.autoconfigure.jdbc;

import javax.sql.DataSource;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.core.Ordered;

/**
 * {@link BeanPostProcessor} used to ensure that {@link DataSourceInitializer} is
 * initialized as soon as a {@link DataSource} is.
 *
 * @author Dave Syer
 */
class DataSourceInitializerPostProcessor implements BeanPostProcessor, Ordered {

	@Override
	public int getOrder() {
		return Ordered.HIGHEST_PRECEDENCE + 1;
	}

	@Autowired
	private BeanFactory beanFactory;

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

	@Override
	public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
		if (bean instanceof DataSource) {
			// force initialization of this bean as soon as we see a DataSource
			this.beanFactory.getBean(DataSourceInitializerInvoker.class);
		}
		return bean;
	}

}

@@ -20,10 +20,10 @@
 2-20
-19
+20
  the
@@ -848,28 +848,24 @@
 ory.
-annotation.Autowi
+BeanFactoryAwa
 re
-d
 ;%0Aim
@@ -1214,16 +1214,34 @@
  Ordered
+, BeanFactoryAware
  %7B%0A%0A%09@Ov
@@ -1321,20 +1321,8 @@
 %09%7D%0A%0A
-%09@Autowired%0A
 %09pri
@@ -1770,16 +1770,16 @@
 s);%0A%09%09%7D%0A
-
 %09%09return
@@ -1789,10 +1789,136 @@
 an;%0A%09%7D%0A%0A
+%09@Override%0A%09public void setBeanFactory(BeanFactory beanFactory) throws BeansException %7B%0A%09%09this.beanFactory = beanFactory;%0A%09%7D%0A%0A
 %7D%0A

Implement BeanFactoryAware to inject BeanFactory