001/*
002 * Copyright 2002-2015 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.aop.aspectj.annotation;
018
019import java.io.Serializable;
020
021import org.springframework.beans.factory.BeanFactory;
022
023/**
024 * {@link org.springframework.aop.aspectj.AspectInstanceFactory} backed by a
025 * {@link BeanFactory}-provided prototype, enforcing prototype semantics.
026 *
027 * <p>Note that this may instantiate multiple times, which probably won't give the
028 * semantics you expect. Use a {@link LazySingletonAspectInstanceFactoryDecorator}
029 * to wrap this to ensure only one new aspect comes back.
030 *
031 * @author Rod Johnson
032 * @author Juergen Hoeller
033 * @since 2.0
034 * @see org.springframework.beans.factory.BeanFactory
035 * @see LazySingletonAspectInstanceFactoryDecorator
036 */
037@SuppressWarnings("serial")
038public class PrototypeAspectInstanceFactory extends BeanFactoryAspectInstanceFactory implements Serializable {
039
040        /**
041         * Create a PrototypeAspectInstanceFactory. AspectJ will be called to
042         * introspect to create AJType metadata using the type returned for the
043         * given bean name from the BeanFactory.
044         * @param beanFactory the BeanFactory to obtain instance(s) from
045         * @param name the name of the bean
046         */
047        public PrototypeAspectInstanceFactory(BeanFactory beanFactory, String name) {
048                super(beanFactory, name);
049                if (!beanFactory.isPrototype(name)) {
050                        throw new IllegalArgumentException(
051                                        "Cannot use PrototypeAspectInstanceFactory with bean named '" + name + "': not a prototype");
052                }
053        }
054
055}