vendor/doctrine/dbal/lib/Doctrine/DBAL/DriverManager.php

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<?php
/*
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * This software consists of voluntary contributions made by many individuals
 * and is licensed under the MIT license. For more information, see
 * <http://www.doctrine-project.org>.
 */

namespace Doctrine\DBAL;

use Doctrine\Common\EventManager;

/**
 * Factory for creating Doctrine\DBAL\Connection instances.
 *
 * @author Roman Borschel <roman@code-factory.org>
 * @since 2.0
 */
final class DriverManager
{
    /**
     * List of supported drivers and their mappings to the driver classes.
     *
     * To add your own driver use the 'driverClass' parameter to
     * {@link DriverManager::getConnection()}.
     *
     * @var array
     */
     private static $_driverMap = array(
         'pdo_mysql'          => 'Doctrine\DBAL\Driver\PDOMySql\Driver',
         'pdo_sqlite'         => 'Doctrine\DBAL\Driver\PDOSqlite\Driver',
         'pdo_pgsql'          => 'Doctrine\DBAL\Driver\PDOPgSql\Driver',
         'pdo_oci'            => 'Doctrine\DBAL\Driver\PDOOracle\Driver',
         'oci8'               => 'Doctrine\DBAL\Driver\OCI8\Driver',
         'ibm_db2'            => 'Doctrine\DBAL\Driver\IBMDB2\DB2Driver',
         'pdo_sqlsrv'         => 'Doctrine\DBAL\Driver\PDOSqlsrv\Driver',
         'mysqli'             => 'Doctrine\DBAL\Driver\Mysqli\Driver',
         'drizzle_pdo_mysql'  => 'Doctrine\DBAL\Driver\DrizzlePDOMySql\Driver',
         'sqlanywhere'        => 'Doctrine\DBAL\Driver\SQLAnywhere\Driver',
         'sqlsrv'             => 'Doctrine\DBAL\Driver\SQLSrv\Driver',
    );

    /**
     * List of URL schemes from a database URL and their mappings to driver.
     */
    private static $driverSchemeAliases = array(
        'db2'        => 'ibm_db2',
        'mssql'      => 'pdo_sqlsrv',
        'mysql'      => 'pdo_mysql',