1 files changed, 70 insertions, 0 deletions
diff --git a/qpid/cpp/include/qpid/messaging/MapView.h b/qpid/cpp/include/qpid/messaging/MapView.h
new file mode 100644
index 0000000000..910dfca5c2
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+++ b/qpid/cpp/include/qpid/messaging/MapView.h
@@ -0,0 +1,70 @@
+#ifndef QPID_MESSAGING_MAPVIEW_H
+#define QPID_MESSAGING_MAPVIEW_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 "qpid/client/ClientImportExport.h"
+#include "Variant.h"
+#include <map>
+#include <string>
+
+namespace qpid {
+namespace messaging {
+
+class MapViewImpl;
+class Message;
+
+/**
+ * Provides a view of message content as a list
+ */
+class MapView
+{
+  public:
+    typedef std::string key_type;
+    typedef std::pair<key_type, Variant> value_type;
+    typedef std::map<key_type, Variant>::const_iterator const_iterator;
+    typedef std::map<key_type, Variant>::const_reverse_iterator const_reverse_iterator;
+
+    QPID_CLIENT_EXTERN MapView(const Message&);
+    QPID_CLIENT_EXTERN ~MapView();
+    QPID_CLIENT_EXTERN MapView& operator=(const MapView&);
+
+    QPID_CLIENT_EXTERN const_iterator begin() const;
+    QPID_CLIENT_EXTERN const_iterator end() const;
+    QPID_CLIENT_EXTERN const_reverse_iterator rbegin() const;
+    QPID_CLIENT_EXTERN const_reverse_iterator rend() const;
+
+    QPID_CLIENT_EXTERN bool empty() const;
+    QPID_CLIENT_EXTERN size_t size() const;
+
+    QPID_CLIENT_EXTERN const_iterator find(const key_type&) const;
+    QPID_CLIENT_EXTERN const Variant& operator[](const key_type&) const;
+
+    QPID_CLIENT_EXTERN const std::map<key_type, Variant>& asMap() const;
+  private:
+    MapViewImpl* impl;
+};
+
+QPID_CLIENT_EXTERN std::ostream& operator<<(std::ostream& out, const MapView& m);
+
+}} // namespace qpid::messaging
+
+#endif  /*!QPID_MESSAGING_MAPVIEW_H*/