code: /*
   * Copyright © 2014-2017 EntIT Software LLC, a Micro Focus company (L.P.)
   *
   * 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 io.cloudslang.engine.data;
  
  import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  import org.springframework.beans.factory.annotation.Autowired;
  
  import javax.sql.DataSource;
  import java.sql.Connection;
  import java.sql.SQLException;
  
  /**
   * Created by IntelliJ IDEA.
   * User: froelica
   * Date: 12/11/13
   * Time: 3:10 PM
   */
  
  public class DataBaseDetector {
  
  	private final Logger logger = LogManager.getLogger(getClass());
  
  	private final static String MSSQL_PRODUCT_NAME = "Microsoft SQL Server";
  	private final static String ORACLE_PRODUCT_NAME = "Oracle";
  
  	@Autowired
  	private DataSource dataSource;
  
  	public boolean isMssql() {
  		return isDataBaseMatch(MSSQL_PRODUCT_NAME);
  	}
  
  	public boolean isOracle() {
  		return isDataBaseMatch(ORACLE_PRODUCT_NAME);
  	}
  
  	private boolean isDataBaseMatch(String databaseName){
  		boolean match = false;
  		try (Connection conn = dataSource.getConnection()) {
  			if (conn != null) {
  				match = conn.getMetaData().getDatabaseProductName().equals(databaseName);
  			}
  		} catch (SQLException e) {
  			logger.error("Couldn't get database connection!", e);
  			throw new RuntimeException("Couldn't get database connection!", e);
  		}
  		return match;
  	}
  
  }
  