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/*
 * Copyright 2002-2023 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
 *
 *      https://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.aot;

import java.util.Set;

import javax.lang.model.element.Element;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.config.ConfigurableBeanFactory;
import org.springframework.beans.factory.config.DependencyDescriptor;
import org.springframework.core.log.LogMessage;

/**
 * Base class for resolvers that support autowiring related to an
 * {@link Element}.
 *
 * @author Phillip Webb
 * @author Stephane Nicoll
 * @since 6.0
 */
abstract class AutowiredElementResolver {

	private final Log logger = LogFactory.getLog(getClass());

	protected final void registerDependentBeans(ConfigurableBeanFactory beanFactory,
			String beanName, Set autowiredBeanNames) {

		for (String autowiredBeanName : autowiredBeanNames) {
			if (beanFactory.containsBean(autowiredBeanName)) {
				beanFactory.registerDependentBean(autowiredBeanName, beanName);
			}
			logger.trace(LogMessage.format(
					"Autowiring by type from bean name %s' to bean named '%s'", beanName,
					autowiredBeanName));
		}
	}


	/**
	 * {@link DependencyDescriptor} that supports shortcut bean resolution.
	 */
	@SuppressWarnings("serial")
	static class ShortcutDependencyDescriptor extends DependencyDescriptor {

		private final String shortcut;

		public ShortcutDependencyDescriptor(DependencyDescriptor original, String shortcut) {
			super(original);
			this.shortcut = shortcut;
		}

		@Override
		public Object resolveShortcut(BeanFactory beanFactory) {
			return beanFactory.getBean(this.shortcut, getDependencyType());
		}
	}

}