org.springframework.beans.factory.BeanClassLoaderAware Maven / Gradle / Ivy
/*
* Copyright 2002-2012 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;
/**
* 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.
*
* 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.
*
*
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.
*
Invoked after the population of normal bean properties but
* before an initialization callback such as
* {@link InitializingBean InitializingBean's}
* {@link InitializingBean#afterPropertiesSet()}
* method or a custom init-method.
* @param classLoader the owning class loader; may be {@code null} in
* which case a default {@code ClassLoader} must be used, for example
* the {@code ClassLoader} obtained via
* {@link org.springframework.util.ClassUtils#getDefaultClassLoader()}
*/
void setBeanClassLoader(ClassLoader classLoader);
}