1 files changed, 76 insertions, 0 deletions
diff --git a/src/php/lib/Grpc/Internal/InterceptorChannel.php b/src/php/lib/Grpc/Internal/InterceptorChannel.php
new file mode 100644
index 0000000000..2f85c35fe0
--- /dev/null
+++ b/src/php/lib/Grpc/Internal/InterceptorChannel.php
@@ -0,0 +1,76 @@
+<?php
+/*
+ *
+ * Copyright 2018 gRPC authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+namespace Grpc\Internal;
+
+/**
+ * This is a PRIVATE API and can change without notice.
+ */
+class InterceptorChannel extends \Grpc\Channel
+{
+    private $next = null;
+    private $interceptor;
+
+    /**
+     * @param Channel|InterceptorChannel $channel An already created Channel
+     * or InterceptorChannel object (optional)
+     * @param Interceptor  $interceptor
+     */
+    public function __construct($channel, $interceptor)
+    {
+        if (!is_a($channel, 'Grpc\Channel') &&
+            !is_a($channel, 'Grpc\Internal\InterceptorChannel')) {
+            throw new \Exception('The channel argument is not a Channel object '.
+                'or an InterceptorChannel object created by '.
+                'Interceptor::intercept($channel, Interceptor|Interceptor[] $interceptors)');
+        }
+        $this->interceptor = $interceptor;
+        $this->next = $channel;
+    }
+
+    public function getNext()
+    {
+        return $this->next;
+    }
+
+    public function getInterceptor()
+    {
+        return $this->interceptor;
+    }
+
+    public function getTarget()
+    {
+        return $this->getNext()->getTarget();
+    }
+
+    public function watchConnectivityState($new_state, $deadline)
+    {
+        return $this->getNext()->watchConnectivityState($new_state, $deadline);
+    }
+
+    public function getConnectivityState($try_to_connect = false)
+    {
+        return $this->getNext()->getConnectivityState($try_to_connect);
+    }
+
+    public function close()
+    {
+        return $this->getNext()->close();
+    }
+}