lodsve.redis.core.annotations.RedisBeanDefinitionRegistrar Maven / Gradle / Ivy

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/*
 * Copyright (C) 2018  Sun.Hao
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see .
 */

package lodsve.redis.core.annotations;

import lodsve.redis.core.connection.RedisDataSourceBeanDefinitionFactory;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
import org.springframework.core.annotation.AnnotationAttributes;
import org.springframework.core.type.AnnotationMetadata;

/**
 * redis数据源注册.
 *
 * @author sunhao([email protected])
 * @version V1.0, 16/1/23 下午11:20
 */
public class RedisBeanDefinitionRegistrar implements ImportBeanDefinitionRegistrar {
    private static final String DATASOURCE_NAME_ATTRIBUTE_NAME = "name";

    @Override
    public void registerBeanDefinitions(AnnotationMetadata annotationMetadata, BeanDefinitionRegistry beanDefinitionRegistry) {
        AnnotationAttributes attributes = AnnotationAttributes.fromMap(annotationMetadata.getAnnotationAttributes(EnableRedis.class.getName(), false));
        String[] names = attributes.getStringArray(DATASOURCE_NAME_ATTRIBUTE_NAME);

        for (String name : names) {
            if (beanDefinitionRegistry.containsBeanDefinition(name)) {
                continue;
            }

            beanDefinitionRegistry.registerBeanDefinition(name, new RedisDataSourceBeanDefinitionFactory(name).build());
        }
    }
}