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authorRajith Muditha Attapattu <rajith@apache.org>2011-05-27 15:44:23 +0000
committerRajith Muditha Attapattu <rajith@apache.org>2011-05-27 15:44:23 +0000
commit66765100f4257159622cefe57bed50125a5ad017 (patch)
treea88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /cpp/src/qpid/sys/TimerWarnings.h
parent1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff)
parent88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff)
downloadqpid-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.h81
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*/