Actualización

vendor/doctrine/dbal/lib/Doctrine/DBAL/Driver/PDOIbm/Driver.php

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+<?php
+
+namespace Doctrine\DBAL\Driver\PDOIbm;
+
+use Doctrine\DBAL\Driver\AbstractDB2Driver;
+use Doctrine\DBAL\Driver\PDO\Connection;
+use Doctrine\Deprecations\Deprecation;
+
+/**
+ * Driver for the PDO IBM extension.
+ *
+ * @deprecated Use the driver based on the ibm_db2 extension instead.
+ */
+class Driver extends AbstractDB2Driver
+{
+    /**
+     * {@inheritdoc}
+     */
+    public function connect(array $params, $username = null, $password = null, array $driverOptions = [])
+    {
+        return new Connection(
+            $this->_constructPdoDsn($params),
+            $username,
+            $password,
+            $driverOptions
+        );
+    }
+
+    /**
+     * Constructs the IBM PDO DSN.
+     *
+     * @param mixed[] $params
+     *
+     * @return string The DSN.
+     */
+    private function _constructPdoDsn(array $params)
+    {
+        $dsn = 'ibm:';
+        if (isset($params['host'])) {
+            $dsn .= 'HOSTNAME=' . $params['host'] . ';';
+        }
+
+        if (isset($params['port'])) {
+            $dsn .= 'PORT=' . $params['port'] . ';';
+        }
+
+        $dsn .= 'PROTOCOL=TCPIP;';
+        if (isset($params['dbname'])) {
+            $dsn .= 'DATABASE=' . $params['dbname'] . ';';
+        }
+
+        return $dsn;
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @deprecated
+     */
+    public function getName()
+    {
+        Deprecation::trigger(
+            'doctrine/dbal',
+            'https://github.com/doctrine/dbal/issues/3580',
+            'Driver::getName() is deprecated'
+        );
+
+        return 'pdo_ibm';
+    }
+}