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diff --git a/vendor/drupal/drupal-driver/src/Drupal/Driver/Fields/Drupal7/AbstractHandler.php b/vendor/drupal/drupal-driver/src/Drupal/Driver/Fields/Drupal7/AbstractHandler.php
new file mode 100644
index 000000000..88da3a0b6
--- /dev/null
+++ b/vendor/drupal/drupal-driver/src/Drupal/Driver/Fields/Drupal7/AbstractHandler.php
@@ -0,0 +1,98 @@
+<?php
+
+namespace Drupal\Driver\Fields\Drupal7;
+
+use Drupal\Driver\Fields\FieldHandlerInterface;
+
+/**
+ * Base class for field handlers in Drupal 7.
+ */
+abstract class AbstractHandler implements FieldHandlerInterface {
+
+  /**
+   * The entity language.
+   *
+   * @var string
+   */
+  protected $language = NULL;
+
+  /**
+   * The simulated entity.
+   *
+   * @var \stdClass
+   */
+  protected $entity = NULL;
+
+  /**
+   * The entity type.
+   *
+   * @var string
+   */
+  protected $entityType = NULL;
+
+  /**
+   * The field name.
+   *
+   * @var string
+   */
+  protected $fieldName = NULL;
+
+  /**
+   * The field array, as returned by field_read_fields().
+   *
+   * @var array
+   */
+  protected $fieldInfo = array();
+
+  /**
+   * Constructs an AbstractHandler object.
+   *
+   * @param \stdClass $entity
+   *   The simulated entity object containing field information.
+   * @param string $entity_type
+   *   The entity type.
+   * @param string $field_name
+   *   The field name.
+   */
+  public function __construct(\stdClass $entity, $entity_type, $field_name) {
+    $this->entity = $entity;
+    $this->entityType = $entity_type;
+    $this->fieldName = $field_name;
+    $this->fieldInfo = $this->getFieldInfo();
+    $this->language = $this->getEntityLanguage();
+  }
+
+  /**
+   * Magic caller.
+   */
+  public function __call($method, $args) {
+    if ($method == 'expand') {
+      $args['values'] = (array) $args['values'];
+    }
+    return call_user_func_array(array($this, $method), $args);
+  }
+
+  /**
+   * Returns field information.
+   *
+   * @return array
+   *   The field array, as returned by field_read_fields().
+   */
+  public function getFieldInfo() {
+    return field_info_field($this->fieldName);
+  }
+
+  /**
+   * Returns the entity language.
+   *
+   * @return string
+   *   The entity language.
+   */
+  public function getEntityLanguage() {
+    if (field_is_translatable($this->entityType, $this->fieldInfo)) {
+      return entity_language($this->entityType, $this->entity);
+    }
+    return LANGUAGE_NONE;
+  }
+
+}