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+#ifndef QPID_CLIENT_FAILOVERMANAGER_H
+#define QPID_CLIENT_FAILOVERMANAGER_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 "Connection.h"
+#include "ConnectionSettings.h"
+#include "qpid/Exception.h"
+#include "qpid/client/AsyncSession.h"
+#include "qpid/sys/Monitor.h"
+#include <vector>
+
+namespace qpid {
+namespace client {
+
+struct CannotConnectException : qpid::Exception
+{
+ CannotConnectException(const std::string& m) : qpid::Exception(m) {}
+};
+
+/**
+ * Utility to handle reconnection.
+ */
+class FailoverManager
+{
+ public:
+ struct Command
+ {
+ virtual void execute(AsyncSession& session, bool isRetry) = 0;
+ virtual ~Command() {}
+ };
+
+ FailoverManager(const ConnectionSettings& settings);
+ Connection& connect(std::vector<Url> brokers = std::vector<Url>());
+ Connection& getConnection();
+ void close();
+ void execute(Command&);
+ private:
+ enum State {IDLE, CONNECTING, CANT_CONNECT};
+
+ qpid::sys::Monitor lock;
+ Connection connection;
+ ConnectionSettings settings;
+ State state;
+
+ void attempt(Connection&, ConnectionSettings settings, std::vector<Url> urls);
+ void attempt(Connection&, ConnectionSettings settings);
+};
+}} // namespace qpid::client
+
+#endif /*!QPID_CLIENT_FAILOVERMANAGER_H*/