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Spring Framework example source code file (Autowire.java)

This example Spring Framework source code file (Autowire.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Spring Framework tags/keywords

autowire, autowire, by_name, by_name, by_type, by_type, inherited, inherited

The Spring Framework Autowire.java source code

/*
 * Copyright 2002-2007 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
 *
 *      http://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.
 *
 * <p>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 that autowiring information was not specified.
	 * In some cases it may be necessary to specify autowiring status,
	 * but merely confirm that this should be inherited from an enclosing
	 * container definition scope.
	 */
	INHERITED(-1),

	/**
	 * 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);
	}

}

Other Spring Framework examples (source code examples)

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