(dev/core#174) Add concrete classes for cache exceptions

PSR-16 specifies cache exceptions using interfaces.  This requires that we
implement the interfaces.

diff --git a/CRM/Utils/Cache/CacheException.php b/CRM/Utils/Cache/CacheException.php
new file mode 100644 (file)
index 0000000..cdb0821
--- /dev/null
+++ b/CRM/Utils/Cache/CacheException.php
@@ -0,0 +1,36 @@
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | CiviCRM version 5                                                  |
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC (c) 2004-2018                                |
+ +--------------------------------------------------------------------+
+ | This file is a part of CiviCRM.                                    |
+ |                                                                    |
+ | CiviCRM is free software; you can copy, modify, and distribute it  |
+ | under the terms of the GNU Affero General Public License           |
+ | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
+ |                                                                    |
+ | CiviCRM is distributed in the hope that it will be useful, but     |
+ | WITHOUT ANY WARRANTY; without even the implied warranty of         |
+ | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
+ | See the GNU Affero General Public License for more details.        |
+ |                                                                    |
+ | You should have received a copy of the GNU Affero General Public   |
+ | License and the CiviCRM Licensing Exception along                  |
+ | with this program; if not, contact CiviCRM LLC                     |
+ | at info[AT]civicrm[DOT]org. If you have questions about the        |
+ | GNU Affero General Public License or the licensing of CiviCRM,     |
+ | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ * Class CRM_Utils_Cache_CacheException
+ *
+ * NOTE: PSR-16 specifies its exceptions using interfaces. For cache-consumers,
+ * it's better to catch based on the interface. For cache-drivers, we need
+ * a concrete class.
+ */
+class CRM_Utils_Cache_CacheException extends \CRM_Core_Exception implements \Psr\SimpleCache\CacheException {
+}

diff --git a/CRM/Utils/Cache/InvalidArgumentException.php b/CRM/Utils/Cache/InvalidArgumentException.php
new file mode 100644 (file)
index 0000000..5d9747d
--- /dev/null
+++ b/CRM/Utils/Cache/InvalidArgumentException.php
@@ -0,0 +1,36 @@
+<?php
+/*
+ +--------------------------------------------------------------------+
+ | CiviCRM version 5                                                  |
+ +--------------------------------------------------------------------+
+ | Copyright CiviCRM LLC (c) 2004-2018                                |
+ +--------------------------------------------------------------------+
+ | This file is a part of CiviCRM.                                    |
+ |                                                                    |
+ | CiviCRM is free software; you can copy, modify, and distribute it  |
+ | under the terms of the GNU Affero General Public License           |
+ | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
+ |                                                                    |
+ | CiviCRM is distributed in the hope that it will be useful, but     |
+ | WITHOUT ANY WARRANTY; without even the implied warranty of         |
+ | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
+ | See the GNU Affero General Public License for more details.        |
+ |                                                                    |
+ | You should have received a copy of the GNU Affero General Public   |
+ | License and the CiviCRM Licensing Exception along                  |
+ | with this program; if not, contact CiviCRM LLC                     |
+ | at info[AT]civicrm[DOT]org. If you have questions about the        |
+ | GNU Affero General Public License or the licensing of CiviCRM,     |
+ | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
+ +--------------------------------------------------------------------+
+ */
+
+/**
+ * Class CRM_Utils_Cache_InvalidArgumentException
+ *
+ * NOTE: PSR-16 specifies its exceptions using interfaces. For cache-consumers,
+ * it's better to catch based on the interface. For cache-drivers, we need
+ * a concrete class.
+ */
+class CRM_Utils_Cache_InvalidArgumentException extends \CRM_Core_Exception implements \Psr\SimpleCache\InvalidArgumentException {
+}