Files
cpp/include/PVDataHolder.h
2021-03-16 09:30:56 +01:00

365 lines
9.5 KiB
C++

///
/// \file PVDataHolder.h
/// \author Jan Chrin, PSI
/// \date November 2014
/// \version CAFE 1.0.0
///
#ifndef PVDATAHOLDER_H
#define PVDATAHOLDER_H
#include <PVHolder.h>
#include <tmDateMap.h>
/**
* \class PVDataHolder
* \brief This class is the holder of data values associated with
* the EPICS DBR_TIME_(dataType) structure of a given handle/pv
*/
class PVDataHolder : public PVHolder
{
friend class CAFE;
friend class PVGroup;
friend class Connect;
friend class Conduit;
//if HAVE_LIBQTXML
friend class loadCollectionXMLParser;
friend class restorePVGroupXMLParser;
//endif
friend struct change_dataBufferPVDataHolder;
friend struct change_dataBufferSize_TIME;
friend struct change_connectionHandlerArgs;
friend struct change_pvAlias;
public:
epicsTimeStamp ts;
bool hasTS;
etsNorm _etsNorm;
etsDate _etsDate;
TMwdayText tmDay;
TMmonthpText tmMonth;
//Derived class does not inherit constructors
PVDataHolder(unsigned int _sizeOfArray)
{
alarmStatus=-1;
alarmSeverity=-1;
status=ECAFE_NODATA;
nelem= _sizeOfArray > 0 ? _sizeOfArray : 1;
size = _sizeOfArray > 0 ? _sizeOfArray : 1;
dataType=(CAFE_DATATYPE) CAFE_NO_ACCESS;
dataTypeNative=(CAFE_DATATYPE) CAFE_NO_ACCESS;
rule=true;
beamEventNo=0;
userNo=0;
ts.nsec=0;
ts.secPastEpoch=0;
hasAlarm=true;
hasTS=true;
strcpy(pv,"");
strcpy(pvAlias,"");
strcpy(device,"");
strcpy(attrib,"");
val.reset( new CAFE_DATATYPE_UNION[nelem] );
for (unsigned int i=0; i<nelem; ++i)
{
val[i].d=0.0;
};
};
PVDataHolder()
{
alarmStatus=-1;
alarmSeverity=-1;
status=ECAFE_NODATA;
nelem=1;
size=1;
dataType=(CAFE_DATATYPE) CAFE_NO_ACCESS;
dataTypeNative=(CAFE_DATATYPE) CAFE_NO_ACCESS;
rule=true;
beamEventNo=0;
userNo=0;
ts.nsec=0;
ts.secPastEpoch =0;
hasAlarm=true;
hasTS=true;
strcpy(pv,"");
strcpy(pvAlias,"");
strcpy(device,"");
strcpy(attrib,"");
val.reset( new CAFE_DATATYPE_UNION[nelem] );
val[0].d=0.00;
};
~PVDataHolder()
{
val.reset();
};
void valReset()
{
val.reset();
}
void setHasAlarm(bool a)
{
hasAlarm=a;
return;
};
void setHasTS(bool t)
{
hasTS=t;
if (t)
{
hasAlarm=t; //TS will also retrieve alarmStatus
}
return;
}
bool getHasTS()
{
return hasTS;
}
unsigned int setNelem (unsigned int _nelem)
{
_nelem>0 ? nelem=_nelem : nelem=1;
if (nelem>size)
{
size=nelem;
val.reset( new CAFE_DATATYPE_UNION[size] );
}
return nelem;
};
epicsTimeStamp getEpicsTimeStamp() const
{
return ts;
};
etsNorm getEpicsTimeStampAsUInt32()
{
_etsNorm.secPastEpoch=ts.secPastEpoch;
_etsNorm.nsec=(unsigned long) ts.nsec;
return _etsNorm;
};
etsDate getEpicsTimeStampAsDate()
{
ts.nsec=(unsigned int) ts.nsec;
//This may happen in timeouts; epicsTime convertor will report overflow error
//However this possibility is now captured in conduitFriend.h and other
if(ts.nsec >= 1000000000)
{
std::cout << "OVERFLOW IN gets.nsec CORRECTED for epicsTime converter " << std::endl;
ts.nsec=0;
}
epicsTime time(ts);
local_tm_nano_sec local = (local_tm_nano_sec) time;
_etsDate.year = local.ansi_tm.tm_year + 1900;
_etsDate.mon = local.ansi_tm.tm_mon + 1;
_etsDate.day = local.ansi_tm.tm_mday;
_etsDate.hour = local.ansi_tm.tm_hour;
_etsDate.min = local.ansi_tm.tm_min;
_etsDate.sec = local.ansi_tm.tm_sec;
_etsDate.nsec = (unsigned long) ts.nsec;
_etsDate.wday = local.ansi_tm.tm_wday;
_etsDate.yday = local.ansi_tm.tm_yday;
_etsDate.isdst = local.ansi_tm.tm_isdst;
return _etsDate;
}
etsDate getUnixTimeAsDate(etsNorm ets)
{
time_t t= ets.secPastEpoch;
struct tm * local;
local=localtime(&t);
//local_tm_nano_sec local = (local_tm_nano_sec) time;
_etsDate.year = local->tm_year +1900;
_etsDate.mon = local->tm_mon + 1;
_etsDate.day = local->tm_mday;
_etsDate.hour = local->tm_hour;
_etsDate.min = local->tm_min;
_etsDate.sec = local->tm_sec;
_etsDate.nsec = (unsigned long) ts.nsec;
_etsDate.wday = local->tm_wday;
_etsDate.yday = local->tm_yday;
_etsDate.isdst = local->tm_isdst;
return _etsDate;
}
std::string getEpicsTimeStampAsString()
{
time_t t= ts.secPastEpoch;
struct tm * local;
local=localtime(&t);
char buf[40];
local->tm_year=local->tm_year+20; //EPICS Time is 20 years out!
strftime (buf,80,"%b %d, %Y %T.",local);
std::string date=(std::string) buf;
char buft[10];
sprintf(buft,"%d",ts.nsec);
date.append((std::string) buft);
return date;
}
std::string getBSTimeStampAsString()
{
time_t t= ts.secPastEpoch;
struct tm * local;
local=localtime(&t);
char buf[40];
strftime (buf,80,"%b %d, %Y %T.",local);
std::string date=(std::string) buf;
char buft[10];
sprintf(buft,"%d",ts.nsec);
date.append((std::string) buft);
return date;
}
void print()
{
print(nelem) ;
}
void print(unsigned int nelemToPrint)
{
nelemToPrint=std::min(nelemToPrint,nelem);
if (strcmp(pv,"")==0)
{
std::cout << "Process Variable NOT ASSIGNED!" << std::endl;
std::cout << "Variable has not been applied to a get operation!" << std::endl;
return;
}
std::cout << "------------------------------------------" << std::endl;
//std::cout << "PVDataHolder:" << std::endl;
std::cout << "processVariable= " << pv << std::endl;
if (strcmp(pvAlias,pv) && strcmp(pvAlias,""))
{
std::cout << "pvAlias = " << pvAlias << std::endl;
}
std::cout << "device = " << device << std::endl;
std::cout << "attrib = " << attrib << std::endl;
std::cout << "dataType = " << cafeDataTypeCode.message(dataType).c_str()
<< " (" << dataType << ") " << std::endl;
std::cout << "dbrTypeRequest = " << dbr_type_to_text(dbrDataType)
<< " (" << dbrDataType << ") " << std::endl;
//std::cout << "dataType = " << CAFEDataTypeCode.message(dataType).c_str() << std::endl;
if (dataType != CAFE_NO_ACCESS && dataType != CAFE_TYPENOTCONN)
{
std::cout << "nelem = ";
}
else
{
std::cout << "nelem = ";
}
std::cout << nelem;
std::cout << std::endl;
if(!rule)
{
std::cout << "rule (0=false) = " << rule <<std::endl;
}
if (dbr_type_is_STS(dbrDataType) || dbr_type_is_TIME(dbrDataType) )
{
std::cout << "alarmStatus = " << acond.asString(alarmStatus) << " (" << alarmStatus << ")" << std::endl;
std::cout << "alarmSeverity = " << aseve.asString(alarmSeverity) << " (" <<alarmSeverity << ")" << std::endl;
if (dbr_type_is_TIME(dbrDataType))
{
std::cout << "timeStamp = " << ts.secPastEpoch << " sec. and " << ts.nsec << " nsec" << std::endl;
}
}
if(beamEventNo!=0)
{
std::cout << "pulseID = " << beamEventNo << std::endl;
};
std::cout << "status = " << cafeStatusCode.message(status).c_str() << " (" << status << ") " << std::endl;
std::cout << "value(s) = " ;
switch (dataType)
{
case CAFE_STRING:
for (unsigned int i=0; i <nelemToPrint; ++i ) std::cout << val[i].str << " [" << i << "] " ;
break;
case CAFE_SHORT:
for (unsigned int i=0; i <nelemToPrint; ++i ) std::cout << val[i].s << " [" << i << "] " ;
break;
case CAFE_FLOAT:
for (unsigned int i=0; i <nelemToPrint; ++i ) std::cout << val[i].f << " [" << i << "] " ;
break;
case CAFE_ENUM:
for (unsigned int i=0; i <nelemToPrint; ++i )
{
std::cout <<
getAsString(i) << " (" << val[i].us << ")" << " [" << i << "] " ;
}
break;
case CAFE_CHAR:
for (unsigned int i=0; i <nelemToPrint; ++i ) std::cout << (unsigned short) val[i].ch << " [" << i << "] " ;
break;
case CAFE_LONG:
for (unsigned int i=0; i <nelemToPrint; ++i ) std::cout << val[i].l << " [" << i << "] " ;
break;
case CAFE_DOUBLE:
for (unsigned int i=0; i <nelemToPrint; ++i ) std::cout << val[i].d << " [" << i << "] " ;
break;
case CAFE_NO_ACCESS:
std::cout << "DATA_TYPE NOT YET DEFINED " << std::endl;
default:
break;
};
std::cout << std::endl;
std::cout << "------------------------------------------" << std::endl;
};
};
#endif //PVDATAHOLDER_H