content: /*
   * Copyright 1999-2023 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.nacos.persistence.datasource;
  
  import java.io.IOException;
  
  import org.springframework.jdbc.core.JdbcTemplate;
  import org.springframework.transaction.support.TransactionTemplate;
  
  /**
   * Datasource interface.
   *
   * @author Nacos
   */
  public interface DataSourceService {
      
      /**
       * Initialize the relevant resource information.
       *
       * @throws Exception exception.
       */
      void init() throws Exception;
      
      /**
       * Reload.
       *
       * @throws IOException exception.
       */
      void reload() throws IOException;
      
      /**
       * Check master db.
       *
       * @return is master.
       */
      boolean checkMasterWritable();
      
      /**
       * Get jdbc template.
       *
       * @return JdbcTemplate.
       */
      JdbcTemplate getJdbcTemplate();
      
      /**
       * Get transaction template.
       *
       * @return TransactionTemplate.
       */
      TransactionTemplate getTransactionTemplate();
      
      /**
       * Get current db url.
       *
       * @return database url
       */
      String getCurrentDbUrl();
      
      /**
       * Get heath information.
       *
       * @return heath info.
       */
      String getHealth();
      
      /**
       * Get current db type.
       *
       * @return
       */
      String getDataSourceType();
      
  }
  