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.support.hibernate;
  
  import com.alibaba.druid.pool.DruidDataSource;
  import com.alibaba.druid.pool.DruidDataSourceFactory;
  import org.hibernate.engine.jdbc.connections.spi.ConnectionProvider;
  import org.hibernate.service.spi.Configurable;
  import org.hibernate.service.spi.Stoppable;
  
  import java.sql.Connection;
  import java.sql.SQLException;
  import java.util.Map;
  
  public class DruidConnectionProvider implements ConnectionProvider, Configurable, Stoppable {
      private static final long serialVersionUID = 1026193803901107651L;
  
      private DruidDataSource dataSource;
  
      public DruidConnectionProvider() {
          dataSource = new DruidDataSource();
      }
  
      @SuppressWarnings("rawtypes")
      @Override
      public boolean isUnwrappableAs(Class unwrapType) {
          return dataSource.isWrapperFor(unwrapType);
      }
  
      @Override
      public <T> T unwrap(Class<T> unwrapType) {
          return dataSource.unwrap(unwrapType);
      }
  
      @Override
      public Connection getConnection() throws SQLException {
          return dataSource.getConnection();
      }
  
      @Override
      public void closeConnection(Connection conn) throws SQLException {
          conn.close();
      }
  
      @Override
      public boolean supportsAggressiveRelease() {
          return false;
      }
  
      @SuppressWarnings("rawtypes")
      @Override
      public void configure(Map configurationValues) {
          try {
              DruidDataSourceFactory.config(dataSource, configurationValues);
          } catch (SQLException e) {
              throw new IllegalArgumentException("config error", e);
          }
      }
  
      @Override
      public void stop() {
          dataSource.close();
      }
  
  }
  