content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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.alibaba.druid.spring.boot.autoconfigure;
  
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.spring.boot.autoconfigure.properties.DruidStatProperties;
  import com.alibaba.druid.spring.boot.autoconfigure.stat.DruidFilterConfiguration;
  import com.alibaba.druid.spring.boot.autoconfigure.stat.DruidSpringAopConfiguration;
  import com.alibaba.druid.spring.boot.autoconfigure.stat.DruidStatViewServletConfiguration;
  import com.alibaba.druid.spring.boot.autoconfigure.stat.DruidWebStatFilterConfiguration;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.boot.autoconfigure.AutoConfigureBefore;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
  import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
  import org.springframework.boot.autoconfigure.jdbc.DataSourceProperties;
  import org.springframework.boot.context.properties.EnableConfigurationProperties;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.context.annotation.Import;
  
  import javax.sql.DataSource;
  
  /**
   * @author lihengming [89921218@qq.com]
   */
  @Configuration
  @ConditionalOnProperty(name = "spring.datasource.type",
          havingValue = "com.alibaba.druid.pool.DruidDataSource",
          matchIfMissing = true)
  @ConditionalOnClass(DruidDataSource.class)
  @AutoConfigureBefore(DataSourceAutoConfiguration.class)
  @EnableConfigurationProperties({DruidStatProperties.class, DataSourceProperties.class})
  @Import({DruidSpringAopConfiguration.class,
          DruidStatViewServletConfiguration.class,
          DruidWebStatFilterConfiguration.class,
          DruidFilterConfiguration.class})
  public class DruidDataSourceAutoConfigure {
      private static final Logger LOGGER = LoggerFactory.getLogger(DruidDataSourceAutoConfigure.class);
  
      /**
       * Not setting initMethod of annotation {@code @Bean} is to avoid failure when inspecting
       * the bean definition at the build time. The {@link DruidDataSource#init()} will be called
       * at the end of {@link DruidDataSourceWrapper#afterPropertiesSet()}.
       *
       * @return druid data source wrapper
       */
      @Bean
      @ConditionalOnMissingBean({DruidDataSourceWrapper.class,
          DruidDataSource.class,
          DataSource.class})
      public DruidDataSourceWrapper dataSource() {
          LOGGER.info("Init DruidDataSource");
          return new DruidDataSourceWrapper();
      }
  }
  