1 files changed, 42 insertions, 0 deletions
diff --git a/qpid/dotnet/Qpid.Messaging/IFieldTable.cs b/qpid/dotnet/Qpid.Messaging/IFieldTable.cs
new file mode 100644
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+++ b/qpid/dotnet/Qpid.Messaging/IFieldTable.cs
@@ -0,0 +1,42 @@
+/*
+ *
+ * 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.
+ *
+ */
+using System.Collections;
+
+namespace Apache.Qpid.Messaging
+{
+    public interface IFieldTable : IEnumerable
+    {
+        int Count { get; }
+
+        object this[string key] { get; set; }
+
+        /// <summary>
+        /// Adds all the items from another field table in this one. 
+        /// Will overwrite any items in the current table with the same key.
+        /// </summary>
+        /// <param name="source">the source field table</param>
+        void AddAll(IFieldTable source);
+
+        bool Contains(string s);
+        void Clear();
+        void Remove(string key);
+    }
+}