org.springframework.boot.autoconfigure.jdbc.DataSourceInitializerPostProcessor Maven / Gradle / Ivy
/*
* Copyright 2012-2020 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.BeanFactoryAware;
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, BeanFactoryAware {
@Override
public int getOrder() {
return Ordered.HIGHEST_PRECEDENCE + 1;
}
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;
}
@Override
public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
this.beanFactory = beanFactory;
}
}