1 files changed, 31 insertions, 0 deletions
diff --git a/library/Director/Import/PurgeStrategy/PurgeStrategy.php b/library/Director/Import/PurgeStrategy/PurgeStrategy.php
new file mode 100644
index 0000000..ffbe14f
--- /dev/null
+++ b/library/Director/Import/PurgeStrategy/PurgeStrategy.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Icinga\Module\Director\Import\PurgeStrategy;
+
+use Icinga\Module\Director\Objects\SyncRule;
+
+abstract class PurgeStrategy
+{
+    private $rule;
+
+    public function __construct(SyncRule $rule)
+    {
+        $this->rule = $rule;
+    }
+
+    protected function getSyncRule()
+    {
+        return $this->rule;
+    }
+
+    abstract public function listObjectsToPurge();
+
+    /**
+     * @return PurgeStrategy
+     */
+    public static function load($name, SyncRule $rule)
+    {
+        $class = __NAMESPACE__ . '\\' . $name . 'PurgeStrategy';
+        return new $class($rule);
+    }
+}