--- /dev/null
+<?php
+
+namespace Liuggio\StatsdClient\Sender;
+
+Interface SenderInterface
+{
+ /**
+ * @abstract
+ * @return mixed
+ */
+ function open();
+
+ /**
+ * @abstract
+ *
+ * @param $handle
+ * @param string $string
+ * @param null $length
+ *
+ * @return mixed
+ */
+ function write($handle, $string, $length = null);
+
+ /**
+ * @abstract
+ *
+ * @param $handle
+ *
+ * @return mixed
+ */
+ function close($handle);
+}