com.jianggujin.modulelink.impl.spring.JSpringModuleUtils Maven / Gradle / Ivy

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/**
 * Copyright 2018 jianggujin (www.jianggujin.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 com.jianggujin.modulelink.impl.spring;

import java.util.Properties;

import org.springframework.beans.factory.config.PropertyPlaceholderConfigurer;
import org.springframework.beans.factory.support.BeanDefinitionRegistry;
import org.springframework.beans.factory.support.GenericBeanDefinition;

import com.jianggujin.modulelink.util.JLogFactory;
import com.jianggujin.modulelink.util.JLogFactory.JLog;

/**
 * Spring模块工具
 * 
 * @author jianggujin
 *
 */
public class JSpringModuleUtils {
   private static final JLog logger = JLogFactory.getLog(JSpringModuleUtils.class);
   public static final String MODULE_PROPERTY_PLACEHOLDER_CONFIGURER = "modulePropertyPlaceholderConfigurer";

   /**
    * 将模块的属性配置设置到PropertyPlaceholderConfigurer里，
    * 并把PropertyPlaceholderConfigurer注册到上下文中
    *
    * @param beanFactory
    */
   static BeanDefinitionRegistry registerModulePropertiesPlaceHolderConfigurer(BeanDefinitionRegistry beanFactory,
         Properties properties) {
      // 通过GenericBeanDefinition创建bean
      GenericBeanDefinition beanDefinition = new GenericBeanDefinition();
      // 设置bean资源属性的配置器
      beanDefinition.setBeanClass(PropertyPlaceholderConfigurer.class);
      // 配置PropertyPlaceholderConfigurer的properties属性
      beanDefinition.getPropertyValues().add("properties", properties);
      if (logger.isInfoEnabled()) {
         logger.info("register: " + beanDefinition);
      }
      // 注册bean
      beanFactory.registerBeanDefinition(MODULE_PROPERTY_PLACEHOLDER_CONFIGURER, beanDefinition);
      return beanFactory;
   }
}