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diff --git a/cpp/src/qpid/client/MessageReplayTracker.h b/cpp/src/qpid/client/MessageReplayTracker.h
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+++ b/cpp/src/qpid/client/MessageReplayTracker.h
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+#ifndef QPID_CLIENT_MESSAGEREPLAYTRACKER_H
+#define QPID_CLIENT_MESSAGEREPLAYTRACKER_H
+
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ *
+ */
+#include "AsyncSession.h"
+#include "Message.h"
+
+#include <list>
+#include <string>
+
+namespace qpid {
+namespace client {
+
+/**
+ * Utility to track messages sent asynchronously, allowing those that
+ * are indoubt to be replayed over a new session.
+ */
+class MessageReplayTracker
+{
+  public:
+    MessageReplayTracker(uint flushInterval);
+    void send(const Message& message, const std::string& destination = "");
+    void init(AsyncSession session);
+    void replay(AsyncSession session);
+    void setFlushInterval(uint interval);
+    uint getFlushInterval();
+    void checkCompletion();
+  private:
+    struct ReplayRecord
+    {
+        Completion status;
+        Message message;
+        std::string destination;
+
+        ReplayRecord(const Message& message, const std::string& destination);
+        void send(MessageReplayTracker&);
+        bool isComplete();
+    };
+
+    AsyncSession session;
+    uint flushInterval;
+    uint count;
+    std::list<ReplayRecord> buffer;
+};
+}} // namespace qpid::client
+
+#endif  /*!QPID_CLIENT_MESSAGEREPLAYTRACKER_H*/