INFRA-132 - s/null/NULL/

[civicrm-core.git] / CRM / Core / I18n / SchemaStructure_4_2_alpha1.php

diff --git a/CRM/Core/I18n/SchemaStructure_4_2_alpha1.php b/CRM/Core/I18n/SchemaStructure_4_2_alpha1.php
index 689a716bc254ff9a4b613b41ed572c99b5d01294..216e8d13df9fbc9ca157af999ea77f9619a8d272 100644 (file)
--- a/CRM/Core/I18n/SchemaStructure_4_2_alpha1.php
+++ b/CRM/Core/I18n/SchemaStructure_4_2_alpha1.php
@@ -1,9 +1,9 @@
 <?php
 /*
 +--------------------------------------------------------------------+
-| CiviCRM version 4.4                                                |
+| CiviCRM version 4.6                                                |
 +--------------------------------------------------------------------+
-| Copyright CiviCRM LLC (c) 2004-2013                                |
+| Copyright CiviCRM LLC (c) 2004-2014                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
@@ -27,15 +27,18 @@
 /**
  *
  * @package CRM
- * @copyright CiviCRM LLC (c) 2004-2013
+ * @copyright CiviCRM LLC (c) 2004-2014
  * $Id$
  *
  */
 class CRM_Core_I18n_SchemaStructure_4_2_alpha1
 {
-  static function &columns()
+  /**
+   * @return array
+   */
+  public static function &columns()
   {
-    static $result = null;
+    static $result = NULL;
     if (!$result) {
       $result = array(
         'civicrm_location_type' => array(
@@ -178,9 +181,13 @@ class CRM_Core_I18n_SchemaStructure_4_2_alpha1
         }
         return $result;
     }
-  static function &indices()
+
+  /**
+   * @return array
+   */
+  public static function &indices()
   {
-    static $result = null;
+    static $result = NULL;
     if (!$result) {
       $result = array(
         'civicrm_custom_group' => array(
@@ -216,9 +223,13 @@ class CRM_Core_I18n_SchemaStructure_4_2_alpha1
     }
     return $result;
   }
-  static function &tables()
+
+  /**
+   * @return array
+   */
+  public static function &tables()
   {
-    static $result = null;
+    static $result = NULL;
     if (!$result) {
       $result = array_keys(self::columns());
     }