| /* |
| * Copyright 2009, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| |
| // Posix aggregator, which aggregates counters to a keyvaluetable. It is the |
| // interface to the keyvaluetable for all clients. |
| |
| #ifndef O3D_STATSREPORT_AGGREGATOR_POSIX_H__ |
| #define O3D_STATSREPORT_AGGREGATOR_POSIX_H__ |
| |
| #include <string> |
| #include "aggregator.h" |
| #include "base/scoped_ptr.h" |
| #include "backend/keyvaluetable.h" |
| |
| namespace stats_report { |
| |
| class Formatter; |
| |
| class MetricsAggregatorPosix: public MetricsAggregator { |
| public: |
| // @param coll the metrics collection to aggregate, most usually this |
| // is g_global_metrics. |
| explicit MetricsAggregatorPosix(const MetricCollection &coll); |
| ~MetricsAggregatorPosix(); |
| |
| template <typename ValueType> |
| bool GetValue(const string &key, ValueType *value); |
| template <typename ValueType> |
| bool SetValue(const string &key, ValueType value); |
| |
| void ResetMetrics(); |
| void FormatMetrics(Formatter *formatter); |
| |
| protected: |
| virtual bool StartAggregation(); |
| virtual void EndAggregation(); |
| |
| virtual void Aggregate(CountMetric *metric); |
| virtual void Aggregate(TimingMetric *metric); |
| virtual void Aggregate(IntegerMetric *metric); |
| virtual void Aggregate(BoolMetric *metric); |
| |
| private: |
| // The keyvaluetable |
| scoped_ptr<KeyValueTable> key_value_table_; |
| |
| // The current transaction |
| scoped_ptr<KeyValueTransaction> transaction_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MetricsAggregatorPosix); |
| }; |
| |
| } // namespace stats_report |
| |
| #endif // O3D_STATSREPORT_AGGREGATOR_POSIX_H__ |