org.apache.cxf.bus.spring.BusExtensionPostProcessor Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.cxf.bus.spring;
import org.apache.cxf.Bus;
import org.apache.cxf.bus.CXFBusImpl;
import org.apache.cxf.extension.BusExtension;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.core.Ordered;
public class BusExtensionPostProcessor implements BeanPostProcessor, ApplicationContextAware, Ordered {
private Bus bus;
private ApplicationContext context;
public void setApplicationContext(ApplicationContext ctx) {
context = ctx;
}
public int getOrder() {
return 1001;
}
public Object postProcessAfterInitialization(Object bean, String beanId) throws BeansException {
return bean;
}
@SuppressWarnings("unchecked")
public Object postProcessBeforeInitialization(Object bean, String beanId) throws BeansException {
if (null != getBus() && bean instanceof BusExtension) {
Class cls = ((BusExtension)bean).getRegistrationType();
getBus().setExtension(bean, cls);
}
return bean;
}
private Bus getBus() {
if (bus == null) {
bus = (Bus)context.getBean(Bus.DEFAULT_BUS_ID);
final ApplicationContext ctx = context;
if (bus instanceof CXFBusImpl) {
CXFBusImpl b = (CXFBusImpl)bus;
b.setExtensionFinder(new CXFBusImpl.ExtensionFinder() {
public T findExtension(Class cls) {
try {
return cls.cast(ctx.getBean(cls.getName(), cls));
} catch (NoSuchBeanDefinitionException ex) {
return null;
}
}
});
}
}
return bus;
}
}