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DubboConfigConfigurationRegistrar.java
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DubboConfigConfigurationRegistrar.java
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/*
* 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.dubbo.config.spring.context.annotation;
import org.apache.dubbo.config.AbstractConfig;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.core.Ordered;
import org.springframework.core.annotation.AnnotationAttributes;
import org.springframework.core.type.AnnotationMetadata;
import static com.alibaba.spring.util.AnnotatedBeanDefinitionRegistryUtils.registerBeans;
import static org.apache.dubbo.config.spring.util.DubboBeanUtils.registerCommonBeans;
/**
* Dubbo {@link AbstractConfig Config} {@link ImportBeanDefinitionRegistrar register}, which order can be configured
*
* @see EnableDubboConfig
* @see DubboConfigConfiguration
* @see Ordered
* @since 2.5.8
*/
public class DubboConfigConfigurationRegistrar implements ImportBeanDefinitionRegistrar, ApplicationContextAware {
private ConfigurableApplicationContext applicationContext;
@Override
public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {
AnnotationAttributes attributes = AnnotationAttributes.fromMap(
importingClassMetadata.getAnnotationAttributes(EnableDubboConfig.class.getName()));
boolean multiple = attributes.getBoolean("multiple");
// Single Config Bindings
registerBeans(registry, DubboConfigConfiguration.Single.class);
if (multiple) { // Since 2.6.6 https://github.com/apache/dubbo/issues/3193
registerBeans(registry, DubboConfigConfiguration.Multiple.class);
}
// Since 2.7.6
registerCommonBeans(registry);
}
@Override
public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
if (!(applicationContext instanceof ConfigurableApplicationContext)) {
throw new IllegalArgumentException("The argument of ApplicationContext must be ConfigurableApplicationContext");
}
this.applicationContext = (ConfigurableApplicationContext) applicationContext;
}
}