| /* |
| * 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, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| |
| // Win32 aggregator, which aggregates counters to registry under a named |
| // Mutex lock. |
| #ifndef O3D_STATSREPORT_AGGREGATOR_WIN32_H__ |
| #define O3D_STATSREPORT_AGGREGATOR_WIN32_H__ |
| |
| #include "aggregator.h" |
| #include <atlbase.h> |
| #include <atlstr.h> |
| |
| namespace stats_report { |
| |
| class MetricsAggregatorWin32: public MetricsAggregator { |
| public: |
| // @param coll the metrics collection to aggregate, most usually this |
| // is g_global_metrics. |
| // @param app_name name of the subkey under HKCU\Software\Google we |
| // aggregate to. Should be or encode the application name for |
| // transparency, e.g. "Scour", or "Gears". |
| MetricsAggregatorWin32(const MetricCollection &coll, |
| const wchar_t *app_name); |
| |
| // @param is_machine specifies the registry hive where the stats are |
| // aggregated to. |
| MetricsAggregatorWin32(const MetricCollection &coll, |
| const wchar_t *app_name, |
| bool is_machine); |
| virtual ~MetricsAggregatorWin32(); |
| |
| 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: |
| enum { |
| // Max length of time we wait for the mutex on StartAggregation. |
| kMaxMutexWaitMs = 1000, // 1 second for now |
| }; |
| |
| // Ensures that *key is open, opening it if it's NULL |
| // @return true on success, false on failure to open key |
| bool EnsureKey(const wchar_t *name, CRegKey *key); |
| |
| // Mutex name for locking access to key |
| CString mutex_name_; |
| |
| // Subkey name, as per constructor docs |
| CString key_name_; |
| |
| // Handle to our subkey under HKCU\Software\Google |
| CRegKey key_; |
| |
| // Subkeys under the above |
| // @{ |
| CRegKey count_key_; |
| CRegKey timing_key_; |
| CRegKey integer_key_; |
| CRegKey bool_key_; |
| // @} |
| |
| // Specifies HKLM or HKCU, respectively. |
| bool is_machine_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MetricsAggregatorWin32); |
| }; |
| |
| } // namespace stats_report |
| |
| #endif // O3D_STATSREPORT_AGGREGATOR_WIN32_H__ |