1 files changed, 61 insertions, 0 deletions
diff --git a/qpid/cpp/lib/common/framing/Responder.h b/qpid/cpp/lib/common/framing/Responder.h
new file mode 100644
index 0000000000..0e1785256b
--- /dev/null
+++ b/qpid/cpp/lib/common/framing/Responder.h
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+#ifndef _framing_Responder_h
+#define _framing_Responder_h
+
+/*
+ *
+ * Copyright (c) 2006 The Apache Software Foundation
+ *
+ * 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.
+ *
+ */
+
+#include "AMQRequestBody.h"
+#include "AMQResponseBody.h"
+
+namespace qpid {
+namespace framing {
+
+/**
+ * Manage response ids and response mark remotely initianted requests.
+ *
+ * THREAD UNSAFE: This class is called as frames are sent or received
+ * sequentially on a connection, so it does not need to be thread safe.
+ */
+class Responder
+{
+  public:
+    Responder();
+
+    /** Called after receiving a request. */
+    void received(const AMQRequestBody::Data& request);
+
+    /** Called before sending a response to set respose data.  */
+    void sending(AMQResponseBody::Data& response);
+
+    /** Get the ID of the highest response acknowledged by the peer. */
+    ResponseId getResponseMark() { return responseMark; }
+
+    // TODO aconway 2007-01-14: Batching support - store unsent
+    // Response for equality comparison with subsequent responses.
+    // 
+
+  private:
+    ResponseId lastId;
+    ResponseId responseMark;
+};
+
+}} // namespace qpid::framing
+
+
+
+#endif  /*!_framing_Responder_h*/