org.zalando.baigan.context.ConfigurationContextProviderBeanPostprocessor Maven / Gradle / Ivy
/**
* Copyright (C) 2015 Zalando SE (http://tech.zalando.com)
*
* 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.zalando.baigan.context;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.ObjectFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.stereotype.Component;
import org.zalando.baigan.provider.ContextProvider;
/**
* This class implements the {@link BeanPostProcessor} interface to register all
* the {@link ContextProvider}s in the default {@link ContextProviderRegistry}
*
* @author mchand
* @since 1.0
*/
@Component
public class ConfigurationContextProviderBeanPostprocessor
implements BeanPostProcessor {
private final ObjectFactory registry;
@Autowired
public ConfigurationContextProviderBeanPostprocessor(final ObjectFactory registry) {
this.registry = registry;
}
@Override
public Object postProcessAfterInitialization(final Object bean,
final String beanName) throws BeansException {
if (ContextProvider.class.isInstance(bean)) {
final ContextProvider contextProvider = (ContextProvider) bean;
registry.getObject().register(contextProvider);
}
return bean;
}
@Override
public Object postProcessBeforeInitialization(final Object bean,
final String beanName) throws BeansException {
return bean;
}
}