spring BeansOfTypeDetector 源码
springboot BeansOfTypeDetector 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/sql/init/dependency/BeansOfTypeDetector.java
/*
* Copyright 2012-2021 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.sql.init.dependency;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import org.springframework.beans.factory.BeanFactoryUtils;
import org.springframework.beans.factory.ListableBeanFactory;
/**
* Helper class for detecting beans of particular types in a bean factory.
*
* @author Andy Wilkinson
*/
class BeansOfTypeDetector {
private final Set<Class<?>> types;
BeansOfTypeDetector(Set<Class<?>> types) {
this.types = types;
}
Set<String> detect(ListableBeanFactory beanFactory) {
Set<String> beanNames = new HashSet<>();
for (Class<?> type : this.types) {
try {
String[] names = beanFactory.getBeanNamesForType(type, true, false);
Arrays.stream(names).map(BeanFactoryUtils::transformedBeanName).forEach(beanNames::add);
}
catch (Throwable ex) {
// Continue
}
}
return beanNames;
}
}
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- 本文标签： Spring Boot Spring Java
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