From 8286d4dca724d72f98e9529d433765a0cebf6222 Mon Sep 17 00:00:00 2001
From: Gordon Sim <gsim@apache.org>
Date: Wed, 21 Jan 2009 17:53:32 +0000
Subject: QPID-1567: Added ability for federation links to failover to other
 specified known-hosts

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@736354 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/src/qpid/broker/RetryList.cpp | 60 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 cpp/src/qpid/broker/RetryList.cpp

(limited to 'cpp/src/qpid/broker/RetryList.cpp')

diff --git a/cpp/src/qpid/broker/RetryList.cpp b/cpp/src/qpid/broker/RetryList.cpp
new file mode 100644
index 0000000000..e3a077bd95
--- /dev/null
+++ b/cpp/src/qpid/broker/RetryList.cpp
@@ -0,0 +1,60 @@
+/*
+ *
+ * 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 "RetryList.h"
+
+namespace qpid {
+namespace broker {
+
+RetryList::RetryList() : urlIndex(0), addressIndex(0) {}
+
+void RetryList::reset(const std::vector<Url>& u)
+{
+    urls = u;
+    urlIndex = addressIndex = 0;//reset indices
+}
+                
+bool RetryList::next(TcpAddress& address)
+{
+    while (urlIndex < urls.size()) {
+        while (addressIndex < urls[urlIndex].size()) {
+            const TcpAddress* tcp = urls[urlIndex][addressIndex++].get<TcpAddress>();
+            if (tcp) {
+                address = *tcp;
+                return true;
+            }
+        }
+        urlIndex++;
+        addressIndex = 0;
+    }
+                    
+    urlIndex = addressIndex = 0;//reset indices
+    return false;
+}
+
+std::ostream& operator<<(std::ostream& os, const RetryList& l)
+{
+    for (size_t i = 0; i < l.urls.size(); i++) {
+        os << l.urls[i] << " ";
+    }
+    return os;
+}
+
+}} // namespace qpid::broker
-- 
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