001/*
002 * Copyright 2006-2007 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 */
016package org.springframework.batch.core.configuration.xml;
017
018import org.springframework.beans.PropertyValue;
019import org.springframework.beans.factory.BeanFactory;
020import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
021
022/**
023 * @author Dan Garrette
024 * @since 2.0.1
025 */
026public class BeanDefinitionUtils {
027
028        /**
029         * @param beanName a bean definition name
030         * @param propertyName the name of the property
031         * @param beanFactory a {@link BeanFactory}
032         * @return The {@link PropertyValue} for the property of the bean. Search
033         *         parent hierarchy if necessary. Return null if none is found.
034         */
035        public static PropertyValue getPropertyValue(String beanName, String propertyName, ConfigurableListableBeanFactory beanFactory) {
036                return beanFactory.getMergedBeanDefinition(beanName).getPropertyValues().getPropertyValue(propertyName);
037        }
038
039        /**
040         * @param beanName a bean definition name
041         * @param attributeName the name of the property
042         * @param beanFactory a {@link BeanFactory}
043         * @return The value for the attribute of the bean. Search parent hierarchy
044         *         if necessary. Return null if none is found.
045         */
046        public static Object getAttribute(String beanName, String attributeName, ConfigurableListableBeanFactory beanFactory) {
047                return beanFactory.getMergedBeanDefinition(beanName).getAttribute(attributeName);
048        }
049}