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1   /*
2    * Copyright 2006-2008 the original author or authors.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   *
16   * Created on 23-Jan-2006 by Adrian Colyer
17   */
18  
19  package org.springframework.osgi.context.support;
20  
21  import org.osgi.framework.BundleContext;
22  import org.springframework.beans.BeansException;
23  import org.springframework.beans.factory.config.BeanPostProcessor;
24  import org.springframework.osgi.context.BundleContextAware;
25  
26  /**
27   * {@link BeanPostProcessor} handling classes that implement
28   * <code>BundleContextAware</code> interface.
29   * 
30   * @author Adrian Colyer
31   * @author Costin Leau
32   */
33  public class BundleContextAwareProcessor implements BeanPostProcessor {
34  
35  	private final BundleContext bundleContext;
36  
37  
38  	public BundleContextAwareProcessor(BundleContext aContext) {
39  		this.bundleContext = aContext;
40  	}
41  
42  	public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException {
43  		return bean;
44  	}
45  
46  	public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException {
47  		if (bean instanceof BundleContextAware) {
48  			((BundleContextAware) bean).setBundleContext(this.bundleContext);
49  		}
50  		return bean;
51  	}
52  }