--- /dev/null
+<?php
+
+namespace Drupal\Component\Annotation\Reflection;
+
+use Doctrine\Common\Reflection\ClassFinderInterface;
+
+/**
+ * Defines a mock file finder that only returns a single filename.
+ *
+ * This can be used with Doctrine\Common\Reflection\StaticReflectionParser if
+ * the filename is known and inheritance is not a concern (for example, if
+ * only the class annotation is needed).
+ */
+class MockFileFinder implements ClassFinderInterface {
+
+ /**
+ * The only filename this finder ever returns.
+ *
+ * @var string
+ */
+ protected $filename;
+
+ /**
+ * {@inheritdoc}
+ */
+ public function findFile($class) {
+ return $this->filename;
+ }
+
+ /**
+ * Creates new mock file finder objects.
+ */
+ static public function create($filename) {
+ $object = new static();
+ $object->filename = $filename;
+ return $object;
+ }
+
+}