RTBKit: soa/types/periodic_utils.h Source File

00001 /* time_arithmetic.h                                               -*- C++ -*-
00002    Jeremy Barnes, 4 April 2012
00003    Copyright (c) 2012 Datacratic.  All rights reserved.
00004 
00005    Arithmetic functions for time.
00006 */
00007 
00008 #ifndef __logger__periodic_utils_h__
00009 #define __logger__periodic_utils_h__
00010 
00011 #include "date.h"
00012 
00013 namespace Datacratic {
00014 
00015 enum TimeGranularity {
00016     MILLISECONDS,
00017     SECONDS,
00018     MINUTES,
00019     HOURS,
00020     DAYS,
00021     WEEKS,
00022     MONTHS,
00023     YEARS
00024 };
00025 
00027 std::pair<Date, double>
00028 findPeriod(Date now, TimeGranularity granularity, int interval);
00029 
00030 std::pair<Date, double>
00031 findPeriod(Date now, const std::string & granularityName);
00032 
00091 std::string filenameFor(const Date & date,
00092                         const std::string & pattern);
00093     
00094 std::pair<TimeGranularity, int>
00095 parsePeriod(const std::string & pattern);
00096 
00097 } // namespace Datacratic
00098 
00099 #endif /*  __logger__periodic_utils_h__ */
00100