Attachments to Doctrine Jira Issue DDC-81 - https://github.com/doctrine/doctrine2/issues/5326

10120_annotationexporter-subnamespaces.patch

diff --git lib/Doctrine/ORM/Tools/Export/Driver/AnnotationExporter.php lib/Doctrine/ORM/Tools/Export/Driver/AnnotationExporter.php
index 5297f03..ece141c 100644
--- lib/Doctrine/ORM/Tools/Export/Driver/AnnotationExporter.php
+++ lib/Doctrine/ORM/Tools/Export/Driver/AnnotationExporter.php
@@ -200,7 +200,7 @@ class AnnotationExporter extends AbstractExporter
 
     private function _getClassName($metadata)
     {
-        if ($pos = strpos($metadata->name, '\\')) {
+        if ($pos = strrpos($metadata->name, '\\')) {
             return substr($metadata->name, $pos + 1, strlen($metadata->name));
         } else {
             return $metadata->name;