1 files changed, 62 insertions, 0 deletions
diff --git a/qpid/dotnet/client-010/management/console/SequenceManager.cs b/qpid/dotnet/client-010/management/console/SequenceManager.cs
new file mode 100644
index 0000000000..29f1ba26b0
--- /dev/null
+++ b/qpid/dotnet/client-010/management/console/SequenceManager.cs
@@ -0,0 +1,62 @@
+/*
+ *
+ * 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;
+using System.Collections.Generic;
+using System.Threading ;
+
+namespace org.apache.qpid.console
+{
+	
+	/**
+	 * Holds state during asynchronous calls to the broker.
+	 */      			
+	public class SequenceManager
+	{
+		long sequence = 0 ;
+		Dictionary<long, Object> pending = new Dictionary<long, Object>() ;
+		Object lockObject = new Object() ;
+		
+		public SequenceManager()
+		{
+		}
+		
+		public long Reserve(Object data) {
+			long returnValue = 0 ;
+			lock(lockObject) {
+				returnValue = sequence ;
+				sequence += 1 ;
+				pending.Add(returnValue, data) ;
+			}
+			return returnValue;
+		}
+		
+		public Object Release(long seq) {
+			Object returnValue = null ;
+			lock(lockObject) {
+				returnValue = pending[seq] ;
+			    pending.Remove(seq) ;
+			}
+			
+			return returnValue ;
+		}
+	}
+}