001/*
002 * Copyright 2002-2018 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.config;
018
019import org.springframework.beans.factory.NamedBean;
020import org.springframework.util.Assert;
021
022/**
023 * A simple holder for a given bean name plus bean instance.
024 *
025 * @author Juergen Hoeller
026 * @since 4.3.3
027 * @param <T> the bean type
028 * @see AutowireCapableBeanFactory#resolveNamedBean(Class)
029 */
030public class NamedBeanHolder<T> implements NamedBean {
031
032        private final String beanName;
033
034        private final T beanInstance;
035
036
037        /**
038         * Create a new holder for the given bean name plus instance.
039         * @param beanName the name of the bean
040         * @param beanInstance the corresponding bean instance
041         */
042        public NamedBeanHolder(String beanName, T beanInstance) {
043                Assert.notNull(beanName, "Bean name must not be null");
044                this.beanName = beanName;
045                this.beanInstance = beanInstance;
046        }
047
048
049        /**
050         * Return the name of the bean.
051         */
052        @Override
053        public String getBeanName() {
054                return this.beanName;
055        }
056
057        /**
058         * Return the corresponding bean instance.
059         */
060        public T getBeanInstance() {
061                return this.beanInstance;
062        }
063
064}