1 files changed, 16 insertions, 0 deletions
diff --git a/container-search/src/main/java/com/yahoo/fs4/PacketListener.java b/container-search/src/main/java/com/yahoo/fs4/PacketListener.java
new file mode 100644
index 00000000000..113da03b420
--- /dev/null
+++ b/container-search/src/main/java/com/yahoo/fs4/PacketListener.java
@@ -0,0 +1,16 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.fs4;
+
+import java.nio.ByteBuffer;
+
+import com.yahoo.fs4.mplex.FS4Channel;
+
+/**
+ * Interface for recieving notifications of packets sent or recieved.
+ *
+ * @author Tony Vaagenes
+ */
+public interface PacketListener {
+    void packetSent(FS4Channel channel, BasicPacket packet, ByteBuffer serializedForm);
+    void packetReceived(FS4Channel channel, BasicPacket packet, ByteBuffer serializedForm);
+}