spring ScopeMetadataResolver 源码
spring ScopeMetadataResolver 代码
文件路径：/spring-context/src/main/java/org/springframework/context/annotation/ScopeMetadataResolver.java
/*
* Copyright 2002-2016 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.context.annotation;
import org.springframework.beans.factory.config.BeanDefinition;
/**
* Strategy interface for resolving the scope of bean definitions.
*
* @author Mark Fisher
* @since 2.5
* @see org.springframework.context.annotation.Scope
*/
@FunctionalInterface
public interface ScopeMetadataResolver {
/**
* Resolve the {@link ScopeMetadata} appropriate to the supplied
* bean {@code definition}.
* <p>Implementations can of course use any strategy they like to
* determine the scope metadata, but some implementations that spring
* immediately to mind might be to use source level annotations
* present on {@link BeanDefinition#getBeanClassName() the class} of the
* supplied {@code definition}, or to use metadata present in the
* {@link BeanDefinition#attributeNames()} of the supplied {@code definition}.
* @param definition the target bean definition
* @return the relevant scope metadata; never {@code null}
*/
ScopeMetadata resolveScopeMetadata(BeanDefinition definition);
}
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