org.springframework.beans.factory.BeanClassLoaderAware.java Source code

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Here is the source code for org.springframework.beans.factory.BeanClassLoaderAware.java

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/*
 * Copyright 2002-2017 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;

/**
 * Callback that allows a bean to be aware of the bean
 * {@link ClassLoader class loader}; that is, the class loader used by the
 * present bean factory to load bean classes.
 *
 * <p>This is mainly intended to be implemented by framework classes which
 * have to pick up application classes by name despite themselves potentially
 * being loaded from a shared class loader.
 *
 * <p>For a list of all bean lifecycle methods, see the
 * {@link BeanFactory BeanFactory javadocs}.
 *
 * @author Juergen Hoeller
 * @author Chris Beams
 * @since 2.0
 * @see BeanNameAware
 * @see BeanFactoryAware
 * @see InitializingBean
 */
public interface BeanClassLoaderAware extends Aware {

    /**
     * Callback that supplies the bean {@link ClassLoader class loader} to
     * a bean instance.
     * <p>Invoked <i>after</i> the population of normal bean properties but
     * <i>before</i> an initialization callback such as
     * {@link InitializingBean InitializingBean's}
     * {@link InitializingBean#afterPropertiesSet()}
     * method or a custom init-method.
     * @param classLoader the owning class loader
     */
    void setBeanClassLoader(ClassLoader classLoader);

}