Spring Framework example source code file (RuntimeBeanNameReference.java)

This example Spring Framework source code file (RuntimeBeanNameReference.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

beanreference, beanreference, object, object, runtimebeannamereference, runtimebeannamereference, string, string

The Spring Framework RuntimeBeanNameReference.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.config;

import org.springframework.util.Assert;

/** 
 * Immutable placeholder class used for a property value object when it's a
 * reference to another bean name in the factory, to be resolved at runtime.
 *
 * @author Juergen Hoeller
 * @since 2.0
 * @see RuntimeBeanReference
 * @see BeanDefinition#getPropertyValues()
 * @see org.springframework.beans.factory.BeanFactory#getBean
 */
public class RuntimeBeanNameReference implements BeanReference {
	
	private final String beanName;

	private Object source;


	/**
	 * Create a new RuntimeBeanNameReference to the given bean name.
	 * @param beanName name of the target bean
	 */
	public RuntimeBeanNameReference(String beanName) {
		Assert.hasText(beanName, "'beanName' must not be empty");
		this.beanName = beanName;
	}

	public String getBeanName() {
		return this.beanName;
	}

	/**
	 * Set the configuration source <code>Object for this metadata element.
	 * <p>The exact type of the object will depend on the configuration mechanism used.
	 */
	public void setSource(Object source) {
		this.source = source;
	}

	public Object getSource() {
		return this.source;
	}


	public boolean equals(Object other) {
		if (this == other) {
			return true;
		}
		if (!(other instanceof RuntimeBeanNameReference)) {
			return false;
		}
		RuntimeBeanNameReference that = (RuntimeBeanNameReference) other;
		return this.beanName.equals(that.beanName);
	}

	public int hashCode() {
		return this.beanName.hashCode();
	}

	public String toString() {
	   return '<' + getBeanName() + '>';
	}

}