/*
* Copyright 2002-2013 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.security.config.annotation.configuration;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.factory.Aware;
import org.springframework.beans.factory.DisposableBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
import org.springframework.security.config.annotation.ObjectPostProcessor;
import org.springframework.util.Assert;
/**
* Allows registering Objects to participate with an
* {@link AutowireCapableBeanFactory}'s post processing of {@link Aware}
* methods, {@link InitializingBean#afterPropertiesSet()}, and
* {@link DisposableBean#destroy()}.
*
* @author Rob Winch
* @since 3.2
*/
final class AutowireBeanFactoryObjectPostProcessor implements ObjectPostProcessor<Object>, DisposableBean {
private final Log logger = LogFactory.getLog(getClass());
private final AutowireCapableBeanFactory autowireBeanFactory;
private final List<DisposableBean> disposableBeans = new ArrayList<DisposableBean>();
public AutowireBeanFactoryObjectPostProcessor(
AutowireCapableBeanFactory autowireBeanFactory) {
Assert.notNull(autowireBeanFactory, "autowireBeanFactory cannot be null");
this.autowireBeanFactory = autowireBeanFactory;
}
/* (non-Javadoc)
* @see org.springframework.security.config.annotation.web.Initializer#initialize(java.lang.Object)
*/
@SuppressWarnings("unchecked")
@Override
public <T> T postProcess(T object) {
T result = (T) autowireBeanFactory.initializeBean(object, null);
if(result instanceof DisposableBean) {
disposableBeans.add((DisposableBean) result);
}
return result;
}
/* (non-Javadoc)
* @see org.springframework.beans.factory.DisposableBean#destroy()
*/
@Override
public void destroy() throws Exception {
for(DisposableBean disposable : disposableBeans) {
try {
disposable.destroy();
} catch(Exception error) {
logger.error(error);
}
}
}
}