1 files changed, 147 insertions, 0 deletions
diff --git a/qpid/dotnet/Qpid.Client/qms/failover/FailoverSingleServer.cs b/qpid/dotnet/Qpid.Client/qms/failover/FailoverSingleServer.cs
new file mode 100644
index 0000000000..5e502b897e
--- /dev/null
+++ b/qpid/dotnet/Qpid.Client/qms/failover/FailoverSingleServer.cs
@@ -0,0 +1,147 @@
+/*
+ *
+ * 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;
+
+namespace Apache.Qpid.Client.Qms.Failover
+{
+    public class FailoverSingleServer : IFailoverMethod
+    {
+        /** The default number of times to rety a conection to this server */
+        public const int DEFAULT_SERVER_RETRIES = 1;
+
+        /**
+         * The details of the Single Server
+         */
+        private IBrokerInfo _brokerDetail;
+
+        /**
+         * The number of times to retry connecting to the sever
+         */
+        private int _retries;
+
+        /**
+         * The current number of attempts made to the server
+         */
+        private int _currentRetries;
+
+
+        public FailoverSingleServer(IConnectionInfo connectionDetails)
+        {
+            if (connectionDetails.BrokerCount > 0)
+            {
+                SetBroker(connectionDetails.GetBrokerInfo(0));
+            }
+            else
+            {
+                throw new ArgumentException("BrokerInfo details required for connection.");
+            }
+        }
+
+        public FailoverSingleServer(IBrokerInfo brokerDetail)
+        {
+            SetBroker(brokerDetail);
+        }
+
+        public void Reset()
+        {
+            _currentRetries = -1;
+        }
+
+        public bool FailoverAllowed()
+        {
+            return _currentRetries < _retries;
+        }
+
+        public void AttainedConnection()
+        {
+            Reset();
+        }
+
+        public IBrokerInfo GetCurrentBrokerInfo()
+        {
+           return _brokerDetail;
+        }
+
+        public IBrokerInfo GetNextBrokerDetails()
+        {
+            if (_currentRetries == _retries)
+            {
+                return null;
+            }
+            else
+            {
+                if (_currentRetries < _retries)
+                {
+                    _currentRetries ++;
+                }
+
+                return _brokerDetail;
+            }
+        }
+
+        public void SetBroker(IBrokerInfo broker)
+        {
+            if (broker == null)
+            {
+                throw new ArgumentException("BrokerInfo details cannot be null");
+            }
+            _brokerDetail = broker;
+
+            String retries = broker.GetOption(BrokerInfoConstants.OPTIONS_RETRY);
+            if (retries != null)
+            {
+                try
+                {
+                    _retries = int.Parse(retries);
+                }
+                catch (FormatException)
+                {
+                    _retries = DEFAULT_SERVER_RETRIES;
+                }
+            }
+            else
+            {
+                _retries = DEFAULT_SERVER_RETRIES;
+            }
+
+            Reset();
+        }
+
+        public void SetRetries(int retries)
+        {
+            _retries = retries;
+        }
+
+        public String MethodName
+        {
+            get { return "Single Server"; }
+        }
+
+        public String toString()
+        {
+            return "SingleServer:\n"+
+                    "Max Retries:"+_retries+
+                    "\nCurrent Retry:"+_currentRetries+
+                    "\n"+_brokerDetail+"\n";
+        }
+
+    }
+}