* Added Requester/Responder classes to manage request-ids, response-ids,

  and response-mark. Response batches not yet supported.


git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/branches/qpid.0-9@496110 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 46 insertions, 0 deletions

diff --git a/cpp/lib/common/framing/Requester.cpp b/cpp/lib/common/framing/Requester.cpp
new file mode 100644
index 0000000000..1dd3cd4ce9
--- /dev/null
+++ b/cpp/lib/common/framing/Requester.cpp
@@ -0,0 +1,46 @@
+/*
+ *
+ * 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 "Requester.h"
+#include "QpidError.h"
+
+namespace qpid {
+namespace framing {
+
+Requester::Requester() : lastId(0), responseMark(0) {}
+
+void Requester::sending(AMQRequestBody::Data& request) {
+    request.requestId = ++lastId;
+    request.responseMark = responseMark;
+    requests.insert(request.requestId);
+}
+
+void Requester::processed(const AMQResponseBody::Data& response) {
+    responseMark = response.responseId;
+    RequestId id = response.requestId;
+    RequestId end = id + response.batchOffset;
+    for ( ; id < end; ++id) {
+        std::set<RequestId>::iterator i = requests.find(id);
+        if (i == requests.end())
+            // TODO aconway 2007-01-12: Verify this is the right exception.
+            THROW_QPID_ERROR(PROTOCOL_ERROR, "Invalid response.");
+        requests.erase(i);
+    }
+}
+
+}} // namespace qpid::framing