simpleautowirecandidateresolver.java

来自「spring framework 2.5.4源代码」· Java 代码 · 共 46 行

/*
 * Copyright 2002-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.beans.factory.support;

import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.BeanDefinitionHolder;
import org.springframework.beans.factory.config.DependencyDescriptor;

/**
 * {@link AutowireCandidateResolver} implementation to use when Java version
 * is less than 1.5 and therefore no annotation support is available. This
 * implementation checks the bean definition only.
 *
 * @author Mark Fisher
 * @since 2.5
 * @see BeanDefinition#isAutowireCandidate()
 */
public class SimpleAutowireCandidateResolver implements AutowireCandidateResolver {

	/**
	 * Determine if the provided bean definition is an autowire candidate.
	 * <p>To be considered a candidate the bean's <em>autowire-candidate</em>
	 * attribute must not have been set to 'false'.
	 */
	public boolean isAutowireCandidate(
			BeanDefinitionHolder bdHolder, DependencyDescriptor descriptor) {

		return bdHolder.getBeanDefinition().isAutowireCandidate();
	}

}