org.springframework.boot.context.properties.ConfigurationBeanFactoryMetadata Maven / Gradle / Ivy
/*
* Copyright 2012-2020 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.boot.context.properties;
import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.Map;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanDefinition;
import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.GenericBeanDefinition;
import org.springframework.beans.factory.support.RootBeanDefinition;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.core.annotation.AnnotationUtils;
/**
* Utility class to memorize {@code @Bean} definition metadata during initialization of
* the bean factory.
*
* @author Dave Syer
* @since 1.1.0
* @deprecated since 2.2.0 in favor of {@link ConfigurationPropertiesBean}
*/
@Deprecated
public class ConfigurationBeanFactoryMetadata implements ApplicationContextAware {
/**
* The bean name that this class is registered with.
*/
public static final String BEAN_NAME = ConfigurationBeanFactoryMetadata.class.getName();
private ConfigurableApplicationContext applicationContext;
public Map getBeansWithFactoryAnnotation(Class type) {
Map result = new HashMap<>();
for (String name : this.applicationContext.getBeanFactory().getBeanDefinitionNames()) {
if (findFactoryAnnotation(name, type) != null) {
result.put(name, this.applicationContext.getBean(name));
}
}
return result;
}
public A findFactoryAnnotation(String beanName, Class type) {
Method method = findFactoryMethod(beanName);
return (method != null) ? AnnotationUtils.findAnnotation(method, type) : null;
}
public Method findFactoryMethod(String beanName) {
ConfigurableListableBeanFactory beanFactory = this.applicationContext.getBeanFactory();
if (beanFactory.containsBeanDefinition(beanName)) {
BeanDefinition beanDefinition = beanFactory.getMergedBeanDefinition(beanName);
if (beanDefinition instanceof RootBeanDefinition) {
return ((RootBeanDefinition) beanDefinition).getResolvedFactoryMethod();
}
}
return null;
}
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
this.applicationContext = (ConfigurableApplicationContext) applicationContext;
}
static void register(BeanDefinitionRegistry registry) {
if (!registry.containsBeanDefinition(BEAN_NAME)) {
GenericBeanDefinition definition = new GenericBeanDefinition();
definition.setBeanClass(ConfigurationBeanFactoryMetadata.class);
definition.setRole(BeanDefinition.ROLE_INFRASTRUCTURE);
registry.registerBeanDefinition(ConfigurationBeanFactoryMetadata.BEAN_NAME, definition);
}
}
}