EPICS_base/pvaClient
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fix issue 63; add PvaClientData::getSinglePVField; simplify getDouble, putDouble, etc

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This commit is contained in:
mrkraimer
2019-12-02 10:32:48 -05:00
parent 5961c83477
commit aaacadb42d
3 changed files with 65 additions and 224 deletions
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1
src/pv/pvaClient.h
View File

@ -713,6 +713,7 @@ public:
static PvaClientDataPtr create(epics::pvData::StructureConstPtr const & structure);
protected:
PvaClientData(epics::pvData::StructureConstPtr const & structure);
epics::pvData::PVFieldPtr getSinglePVField();
void checkValue();
std::string messagePrefix;
private:

156
src/pvaClientData.cpp
View File

@ -57,6 +57,30 @@ PvaClientData::PvaClientData(StructureConstPtr const & structure)
{
}
PVFieldPtr PvaClientData::getSinglePVField()
{
if(PvaClient::getDebug()) cout << "PvaClientData::getSinglePVField\n";
PVStructurePtr pvStructure = getPVStructure();
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()==0) {
throw std::logic_error("PvaClientData::getSinglePVField() pvRequest for empty structure");
}
if(fieldPtrArray.size()!=1) {
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type!=epics::pvData::structure) return pvValue;
}
throw std::logic_error("PvaClientData::getSinglePVField() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type!=epics::pvData::structure) return pvField;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
void PvaClientData::checkValue()
{
if(PvaClient::getDebug()) cout << "PvaClientData::checkValue\n";
@ -180,34 +204,12 @@ PVScalarArrayPtr PvaClientData::getScalarArrayValue()
double PvaClientData::getDouble()
{
if(PvaClient::getDebug()) cout << "PvaClientData::getDouble\n";
PVScalarPtr pvScalar;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalar) pvScalar = static_pointer_cast<PVScalar>(pvValue);
}
if(!pvScalar) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::getDouble() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalar) {
pvScalar = static_pointer_cast<PVScalar>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalar) {
throw std::logic_error(
"PvaClientData::getDouble() did not find a scalar field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalar) {
throw std::logic_error("PvaClientData::getDouble() did not find a scalar field");
}
PVScalarPtr pvScalar = static_pointer_cast<PVScalar>(pvField);
ScalarType scalarType = pvScalar->getScalar()->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvDouble = static_pointer_cast<PVDouble>(pvScalar);
@ -223,70 +225,24 @@ double PvaClientData::getDouble()
string PvaClientData::getString()
{
if(PvaClient::getDebug()) cout << "PvaClientData::getString\n";
PVScalarPtr pvScalar;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalar) pvScalar = static_pointer_cast<PVScalar>(pvValue);
}
if(!pvScalar) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::getString() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalar) {
pvScalar = static_pointer_cast<PVScalar>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalar) {
throw std::logic_error(
"PvaClientData::getString() did not find a scalar field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalar) {
throw std::logic_error("PvaClientData::getString() did not find a scalar field");
}
PVScalarPtr pvScalar = static_pointer_cast<PVScalar>(pvField);
return convert->toString(pvScalar);
}
shared_vector<const double> PvaClientData::getDoubleArray()
{
if(PvaClient::getDebug()) cout << "PvaClientData::getDoubleArray\n";
PVScalarArrayPtr pvScalarArray;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvValue);
}
}
if(!pvScalarArray) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::getDoubleArray() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalarArray) {
throw std::logic_error(
"PvaClientData::getDoubleArray() did not find a scalarArray field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalarArray) {
throw std::logic_error("PvaClientData::getDoubleArray() did not find a scalarArray field");
}
PVScalarArrayPtr pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
ScalarType scalarType = pvScalarArray->getScalarArray()->getElementType();
if(!ScalarTypeFunc::isNumeric(scalarType)) {
throw std::logic_error(
@ -300,36 +256,12 @@ shared_vector<const double> PvaClientData::getDoubleArray()
shared_vector<const string> PvaClientData::getStringArray()
{
if(PvaClient::getDebug()) cout << "PvaClientData::getStringArray\n";
PVScalarArrayPtr pvScalarArray;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvValue);
}
}
if(!pvScalarArray) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::getStringArray() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalarArray) {
throw std::logic_error(
"PvaClientData::getStringArray() did not find a scalarArray field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalarArray) {
throw std::logic_error("PvaClientData::getStringArray() did not find a scalarArray field");
}
PVScalarArrayPtr pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
shared_vector<const string> retValue;
pvScalarArray->getAs<const string>(retValue);
return retValue;

132
src/pvaClientPutData.cpp
View File

@ -74,34 +74,12 @@ PvaClientPutData::PvaClientPutData(StructureConstPtr const & structure)
void PvaClientPutData::putDouble(double value)
{
if(PvaClient::getDebug()) cout << "PvaClientPutData::putDouble\n";
PVScalarPtr pvScalar;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalar) pvScalar = static_pointer_cast<PVScalar>(pvValue);
}
if(!pvScalar) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::putDouble() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalar) {
pvScalar = static_pointer_cast<PVScalar>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalar) {
throw std::logic_error(
"PvaClientData::putDouble() did not find a scalar field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalar) {
throw std::logic_error("PvaClientData::putDouble() did not find a scalar field");
}
PVScalarPtr pvScalar = static_pointer_cast<PVScalar>(pvField);
ScalarType scalarType = pvScalar->getScalar()->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvDouble = static_pointer_cast<PVDouble>(pvScalar);
@ -118,70 +96,24 @@ void PvaClientPutData::putDouble(double value)
void PvaClientPutData::putString(std::string const & value)
{
if(PvaClient::getDebug()) cout << "PvaClientPutData::putString\n";
PVScalarPtr pvScalar;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalar) pvScalar = static_pointer_cast<PVScalar>(pvValue);
}
if(!pvScalar) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::putString() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalar) {
pvScalar = static_pointer_cast<PVScalar>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalar) {
throw std::logic_error(
"PvaClientData::putString() did not find a scalar field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalar) {
throw std::logic_error("PvaClientData::putString() did not find a scalar field");
}
PVScalarPtr pvScalar = static_pointer_cast<PVScalar>(pvField);
convert->fromString(pvScalar,value);
}
void PvaClientPutData::putDoubleArray(shared_vector<const double> const & value)
{
if(PvaClient::getDebug()) cout << "PvaClientPutData::putDoubleArray\n";
PVScalarArrayPtr pvScalarArray;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvValue);
}
}
if(!pvScalarArray) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::putDoubleArray() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalarArray) {
PVScalarArrayPtr pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalarArray) {
throw std::logic_error(
"PvaClientData::putDoubleArray() did not find a scalarArray field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalarArray) {
throw std::logic_error("PvaClientData::putDoubleArray() did not find a scalarArray field");
}
PVScalarArrayPtr pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
ScalarType scalarType = pvScalarArray->getScalarArray()->getElementType();
if(!ScalarTypeFunc::isNumeric(scalarType)) {
throw std::logic_error(
@ -193,36 +125,12 @@ void PvaClientPutData::putDoubleArray(shared_vector<const double> const & value)
void PvaClientPutData::putStringArray(shared_vector<const std::string> const & value)
{
if(PvaClient::getDebug()) cout << "PvaClientPutData::putStringArray\n";
PVScalarArrayPtr pvScalarArray;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvValue);
}
}
if(!pvScalarArray) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::putStringArray() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalarArray) {
pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalarArray) {
throw std::logic_error(
"PvaClientData::putStringArray() did not find a scalarArray field");
PVFieldPtr pvField = getSinglePVField();
Type type = pvField->getField()->getType();
if(type!=scalarArray) {
throw std::logic_error("PvaClientData::putStringArray() did not find a scalarArray field");
}
PVScalarArrayPtr pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
pvScalarArray->putFrom<const string>(value);
return;
}