diff options
author | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
---|---|---|
committer | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
commit | 66765100f4257159622cefe57bed50125a5ad017 (patch) | |
tree | a88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /cpp/src/qpid/sys/TimerWarnings.h | |
parent | 1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff) | |
parent | 88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff) | |
download | qpid-python-rajith_jms_client.tar.gz |
Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'cpp/src/qpid/sys/TimerWarnings.h')
-rw-r--r-- | cpp/src/qpid/sys/TimerWarnings.h | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/cpp/src/qpid/sys/TimerWarnings.h b/cpp/src/qpid/sys/TimerWarnings.h deleted file mode 100644 index 337a434ab5..0000000000 --- a/cpp/src/qpid/sys/TimerWarnings.h +++ /dev/null @@ -1,81 +0,0 @@ -#ifndef QPID_SYS_TIMERWARNINGS_H -#define QPID_SYS_TIMERWARNINGS_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 "qpid/sys/Time.h" -#include <map> -#include <string> - -namespace qpid { -namespace sys { - -/** - * The Timer class logs warnings when timer tasks are late and/or overrun. - * - * It is too expensive to log a warning for every late/overrun - * incident, doing so aggravates the problem of tasks over-running and - * being late. - * - * This class collects statistical data about each incident and prints - * an aggregated report at regular intervals. - */ -class TimerWarnings -{ - public: - TimerWarnings(Duration reportInterval); - - void late(const std::string& task, Duration delay); - - void overran(const std::string& task, Duration overrun, Duration time); - - void lateAndOverran(const std::string& task, - Duration delay, Duration overrun, Duration time); - - private: - struct Statistic { - Statistic() : total(0), count(0) {} - void add(int64_t value) { total += value; ++count; } - int64_t average() const { return count ? total/count : 0; } - int64_t total; - int64_t count; - }; - - // Keep statistics for 3 classes of incident: late, overrun and both. - struct TaskStats { - Statistic lateDelay; // Just late - Statistic overranOverrun, overranTime; // Just overrun - // Both - Statistic lateAndOverranDelay, lateAndOverranOverrun, lateAndOverranTime; - }; - - typedef std::map<std::string, TaskStats> TaskStatsMap; - - void log(); - - Duration interval; - AbsTime nextReport; - TaskStatsMap taskStats; -}; -}} // namespace qpid::sys - -#endif /*!QPID_SYS_TIMERWARNINGS_H*/ |