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}