--- /dev/null
+<?php
+
+namespace Thrift\Server;
+
+use Thrift\Exception\TTransportException;
+
+/**
+ * Generic class for Server agent.
+ *
+ * @package thrift.transport
+ */
+abstract class TServerTransport
+{
+ /**
+ * List for new clients
+ *
+ * @abstract
+ * @return void
+ */
+ abstract public function listen();
+
+ /**
+ * Close the server
+ *
+ * @abstract
+ * @return void
+ */
+ abstract public function close();
+
+ /**
+ * Subclasses should use this to implement
+ * accept.
+ *
+ * @abstract
+ * @return TTransport
+ */
+ abstract protected function acceptImpl();
+
+ /**
+ * Uses the accept implemtation. If null is returned, an
+ * exception is thrown.
+ *
+ * @throws TTransportException
+ * @return TTransport
+ */
+ public function accept()
+ {
+ $transport = $this->acceptImpl();
+
+ if ($transport == null) {
+ throw new TTransportException("accept() may not return NULL");
+ }
+
+ return $transport;
+ }
+}