org.springframework.beans.factory.annotation.Autowire Maven / Gradle / Ivy
/*
* Copyright 2002-2009 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.annotation;
import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
/**
* Enumeration determining autowiring status: that is, whether a bean should
* have its dependencies automatically injected by the Spring container using
* setter injection. This is a core concept in Spring DI.
*
* Available for use in annotation-based configurations, such as for the
* AspectJ AnnotationBeanConfigurer aspect.
*
* @author Rod Johnson
* @author Juergen Hoeller
* @since 2.0
* @see org.springframework.beans.factory.annotation.Configurable
* @see org.springframework.beans.factory.config.AutowireCapableBeanFactory
*/
public enum Autowire {
/**
* Constant that indicates no autowiring at all.
*/
NO(AutowireCapableBeanFactory.AUTOWIRE_NO),
/**
* Constant that indicates autowiring bean properties by name.
*/
BY_NAME(AutowireCapableBeanFactory.AUTOWIRE_BY_NAME),
/**
* Constant that indicates autowiring bean properties by type.
*/
BY_TYPE(AutowireCapableBeanFactory.AUTOWIRE_BY_TYPE);
private final int value;
Autowire(int value) {
this.value = value;
}
public int value() {
return this.value;
}
/**
* Return whether this represents an actual autowiring value.
* @return whether actual autowiring was specified
* (either BY_NAME or BY_TYPE)
*/
public boolean isAutowire() {
return (this == BY_NAME || this == BY_TYPE);
}
}