com.ctrip.framework.apollo.spring.annotation.ApolloConfigRegistrar Maven / Gradle / Ivy

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package com.ctrip.framework.apollo.spring.annotation;

import com.ctrip.framework.apollo.spring.property.SpringValueDefinitionProcessor;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;
import org.springframework.core.annotation.AnnotationAttributes;
import org.springframework.core.type.AnnotationMetadata;

import com.ctrip.framework.apollo.spring.config.PropertySourcesProcessor;
import com.ctrip.framework.apollo.spring.util.BeanRegistrationUtil;
import com.google.common.collect.Lists;

/**
 * @author Jason Song([email protected])
 */
public class ApolloConfigRegistrar implements ImportBeanDefinitionRegistrar {
  @Override
  public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, BeanDefinitionRegistry registry) {
    AnnotationAttributes attributes = AnnotationAttributes.fromMap(importingClassMetadata
        .getAnnotationAttributes(EnableApolloConfig.class.getName()));
    String[] namespaces = attributes.getStringArray("value");
    int order = attributes.getNumber("order");
    PropertySourcesProcessor.addNamespaces(Lists.newArrayList(namespaces), order);

    BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, PropertySourcesPlaceholderConfigurer.class.getName(),
        PropertySourcesPlaceholderConfigurer.class);

    BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, PropertySourcesProcessor.class.getName(),
        PropertySourcesProcessor.class);

    BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, ApolloAnnotationProcessor.class.getName(),
        ApolloAnnotationProcessor.class);

    BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, SpringValueProcessor.class.getName(), SpringValueProcessor.class);
    BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, SpringValueDefinitionProcessor.class.getName(), SpringValueDefinitionProcessor.class);

    BeanRegistrationUtil.registerBeanDefinitionIfNotExists(registry, ApolloJsonValueProcessor.class.getName(),
            ApolloJsonValueProcessor.class);
  }
}