Remove deprecated driver classes

UPGRADE.md

@@ -5,6 +5,7 @@
 - `AbstractDriverException`
 - `DriverException`
 - `PDOException`
+- `IBMDB2\DB2Driver`
 - `IBMDB2\DB2Exception`
 - `Mysqli\MysqliException`
 - `OCI8\OCI8Exception`

src/Driver/IBMDB2/DB2Driver.php

-<?php
-
-namespace Doctrine\DBAL\Driver\IBMDB2;
-
-use Doctrine\DBAL\Driver\AbstractDB2Driver;
-
-/**
- * IBM DB2 Driver.
- *
- * @deprecated Use {@link Driver} instead
- */
-class DB2Driver extends AbstractDB2Driver
-{
-    /**
-     * {@inheritdoc}
-     */
-    public function connect(array $params)
-    {
-        return new Connection(
-            DataSourceName::fromConnectionParameters($params)->toString(),
-            isset($params['persistent']) && $params['persistent'] === true,
-            $params['user'] ?? '',
-            $params['password'] ?? '',
-            $params['driver_options'] ?? []
-        );
-    }
-}

src/Driver/IBMDB2/Driver.php

 <?php
 
-declare(strict_types=1);
-
 namespace Doctrine\DBAL\Driver\IBMDB2;
 
-final class Driver extends DB2Driver
+use Doctrine\DBAL\Driver\AbstractDB2Driver;
+
+final class Driver extends AbstractDB2Driver
 {
+    /**
+     * {@inheritdoc}
+     */
+    public function connect(array $params)
+    {
+        return new Connection(
+            DataSourceName::fromConnectionParameters($params)->toString(),
+            isset($params['persistent']) && $params['persistent'] === true,
+            $params['user'] ?? '',
+            $params['password'] ?? '',
+            $params['driver_options'] ?? []
+        );
+    }
 }

tests/Functional/Driver/IBMDB2/DriverTest.php

@@ -2,8 +2,8 @@
 
 namespace Doctrine\DBAL\Tests\Functional\Driver\IBMDB2;
 
-use Doctrine\DBAL\Driver;
-use Doctrine\DBAL\Driver\IBMDB2\DB2Driver;
+use Doctrine\DBAL\Driver as DriverInterface;
+use Doctrine\DBAL\Driver\IBMDB2\Driver;
 use Doctrine\DBAL\Tests\Functional\Driver\AbstractDriverTest;
 
 use function extension_loaded;
@@ -18,7 +18,7 @@ class DriverTest extends AbstractDriverTest
 
         parent::setUp();
 
-        if ($this->connection->getDriver() instanceof DB2Driver) {
+        if ($this->connection->getDriver() instanceof Driver) {
             return;
         }
 
@@ -35,8 +35,8 @@ class DriverTest extends AbstractDriverTest
         self::markTestSkipped('IBM DB2 does not support connecting without database name.');
     }
 
-    protected function createDriver(): Driver
+    protected function createDriver(): DriverInterface
     {
-        return new DB2Driver();
+        return new Driver();
     }
 }

tests/Functional/Driver/IBMDB2/StatementTest.php

@@ -4,7 +4,7 @@ declare(strict_types=1);
 
 namespace Doctrine\DBAL\Tests\Functional\Driver\IBMDB2;
 
-use Doctrine\DBAL\Driver\IBMDB2\DB2Driver;
+use Doctrine\DBAL\Driver\IBMDB2\Driver;
 use Doctrine\DBAL\Driver\IBMDB2\Exception\StatementError;
 use Doctrine\DBAL\Tests\FunctionalTestCase;
 
@@ -24,7 +24,7 @@ class StatementTest extends FunctionalTestCase
 
         parent::setUp();
 
-        if ($this->connection->getDriver() instanceof DB2Driver) {
+        if ($this->connection->getDriver() instanceof Driver) {
             return;
         }