QPID-2406: a more explicit solution for durations in the messaging api

git-svn-id: https://svn.apache.org/repos/asf/qpid/trunk/qpid@928855 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 45 insertions, 0 deletions

diff --git a/cpp/src/qpid/messaging/Duration.cpp b/cpp/src/qpid/messaging/Duration.cpp
new file mode 100644
index 0000000000..c415b70fbe
--- /dev/null
+++ b/cpp/src/qpid/messaging/Duration.cpp
@@ -0,0 +1,45 @@
+/*
+ *
+ * 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 "qpid/messaging/Duration.h"
+#include <limits>
+
+namespace qpid {
+namespace messaging {
+
+Duration::Duration(uint64_t ms) : milliseconds(ms) {}
+uint64_t Duration::getMilliseconds() const { return milliseconds; }
+
+Duration operator*(const Duration& duration, uint64_t multiplier)
+{
+    return Duration(duration.getMilliseconds() * multiplier);
+}
+
+Duration operator*(uint64_t multiplier, const Duration& duration)
+{
+    return Duration(duration.getMilliseconds() * multiplier);
+}
+
+const Duration Duration::INFINITE(std::numeric_limits<uint64_t>::max());
+const Duration Duration::IMMEDIATE(0);
+const Duration Duration::SECOND(1000);
+const Duration Duration::MINUTE(SECOND * 60);
+
+}} // namespace qpid::messaging