001/*
002 * Copyright 2002-2010 the original author or authors.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *      https://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016
017package org.springframework.beans.factory.support;
018
019import org.springframework.beans.BeansException;
020import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
021
022/**
023 * Extension to the standard {@link BeanFactoryPostProcessor} SPI, allowing for
024 * the registration of further bean definitions <i>before</i> regular
025 * BeanFactoryPostProcessor detection kicks in. In particular,
026 * BeanDefinitionRegistryPostProcessor may register further bean definitions
027 * which in turn define BeanFactoryPostProcessor instances.
028 *
029 * @author Juergen Hoeller
030 * @since 3.0.1
031 * @see org.springframework.context.annotation.ConfigurationClassPostProcessor
032 */
033public interface BeanDefinitionRegistryPostProcessor extends BeanFactoryPostProcessor {
034
035        /**
036         * Modify the application context's internal bean definition registry after its
037         * standard initialization. All regular bean definitions will have been loaded,
038         * but no beans will have been instantiated yet. This allows for adding further
039         * bean definitions before the next post-processing phase kicks in.
040         * @param registry the bean definition registry used by the application context
041         * @throws org.springframework.beans.BeansException in case of errors
042         */
043        void postProcessBeanDefinitionRegistry(BeanDefinitionRegistry registry) throws BeansException;
044
045}