src/DataReader.hh

   1 /*
   2  * DataReader.hh
   3  *
   4  *  Created on: Nov 7, 2010
   5  *      Author: lamikr
   6  */
   7
   8 #ifndef DATAREADER_H_
   9 #define DATAREADER_H_
  10
  11 #include <string>
  12 #include <vector>
  13
  14 #include "Data.hh"
  15 #include "Date.hh"
  16 #include "DeviceConfig.hh"
  17
  18 #include <time.h>
  19
  20 namespace plp {
  21         class DataReader {
  22                 public:
  23                         DataReader(std::string device_id);
  24                         virtual ~DataReader();
  25                         DataRange *get_data_range();
  26                         /**
  27                          * Get monthly summary data.
  28                          * Depending from the device type, it may be daily mean value, daily delta, highest value, etc...
  29                          */
  30                         DataRange *get_yearly_summary(Date *date, EnumSummaryCalculationType calc_type);
  31                         DataRange *get_yearly_summary(Date *date);
  32                         DataRange *get_yearly_summary(Date *start_date, Date *end_date);
  33                         /**
  34                          * Get monthly summary data.
  35                          * Depending from the device type, it may be daily mean value, daily delta, highest value, etc...
  36                          */
  37                         DataRange *get_monthly_summary(Date *date, EnumSummaryCalculationType calc_type);
  38                         DataRange *get_monthly_summary(Date *date);
  39                         DataRange *get_monthly_summary(Date *start_date, Date *end_date);
  40
  41                         /**
  42                          * Get daily summary data calculated from the daily data items.
  43                          * Depending from the device type, it may be daily mean value, daily delta, highest value, etc...
  44                          */
  45                         /*
  46                          * Get Daily summary from the latest date
  47                          */
  48                         DataRange *get_daily_summary();
  49                         /*
  50                          * Get Daily summary specified by the calc_type from the latest date.
  51                          */
  52                         DataRange *get_daily_summary(EnumSummaryCalculationType calc_type);
  53                         DataRange *get_daily_summary(Date *date, EnumSummaryCalculationType calc_type);
  54                         DataRange *get_daily_summary(Date *date);
  55                         DataRange *get_daily_summary(Date *start_date, Date *end_date);
  56
  57                         DataRange *get_hourly_summary(Date *date, EnumSummaryCalculationType calc_type);
  58                         DataRange *get_hourly_summary(Date *date);
  59                         DataRange *get_hourly_summary(Date *start_date, Date *end_date);
  60
  61                         DataRange *get_data(Date *start_date, Date *end_date);
  62                         std::string get_device_id();
  63                         bool get_device_type(std::string& type_param);
  64                         Data *get_latest_data();
  65                 protected:
  66                         std::string                     device_id;
  67                         std::string                     device_dir;
  68                         std::string                     device_ch_dir;
  69                         DeviceConfig                    *device_config;
  70                         EnumSummaryCalculationType      summary_calc_type;
  71                         Data *find_oldest_data(std::vector<std::string> year_vector);
  72                         Data *find_latest_data(std::vector<std::string> year_vector);
  73                         DataRange *get_summary(Date *date_param,
  74                                         EnumSummaryCalculationType calc_type_param,
  75                                         EnumSummaryPeriod period_type_param);
  76         };
  77 }
  78
  79 #endif /* DATAREADER_H_ */