static void setValue(PVUnionPtr const &pvUnion, double value)
{
UnionConstPtr u = pvUnion->getUnion();
FieldConstPtr field = u->getField(0);
Type type = field->getType();
if(type==scalar) {
ScalarConstPtr scalar = static_pointer_cast<const Scalar>(field);
ScalarType scalarType = scalar->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvValue = static_pointer_cast<PVDouble>(
pvDataCreate->createPVScalar(pvDouble));
pvValue->put(value);
pvUnion->set(0,pvValue);
return;
}
if(scalarType==pvString) {
PVStringPtr pvValue = static_pointer_cast<PVString>(
pvDataCreate->createPVScalar(pvString));
stringstream ss;
ss << "value" << value;
pvValue->put(ss.str());
pvUnion->set(0,pvValue);
return;
}
throw std::runtime_error("only pvDouble and pvString are supported");
}
if(type==scalarArray) {
ScalarArrayConstPtr scalarArray = static_pointer_cast<const ScalarArray>(field);
ScalarType scalarType = scalarArray->getElementType();
if(scalarType==pvDouble) {
size_t num = 5;
PVDoubleArrayPtr pvValue = static_pointer_cast<PVDoubleArray>(
pvDataCreate->createPVScalarArray(pvDouble));
shared_vector<double> data(num);
for(size_t i=0; i<num; ++i) data[i] = value +i;
pvValue->replace(freeze(data));
pvUnion->set(0,pvValue);
return;
}
if(scalarType==pvString) {
size_t num = 5;
PVStringArrayPtr pvValue = static_pointer_cast<PVStringArray>(
pvDataCreate->createPVScalarArray(pvString));
shared_vector<string> data(num);
for(size_t i=0; i<num; ++i) {
stringstream ss;
ss << "value" << value << i;
data[i] = ss.str();
}
pvValue->replace(freeze(data));
pvUnion->set(0,pvValue);
return;
}
throw std::runtime_error("only pvDouble and pvString are supported");
}
throw std::runtime_error("only scalar and scalarArray fields are supported");
}
double PvaClientPutData::getDouble()
{
PVScalarPtr pvScalar = getScalarValue();
ScalarType scalarType = pvScalar->getScalar()->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvDouble = static_pointer_cast<PVDouble>(pvScalar);
return pvDouble->get();
}
if(!ScalarTypeFunc::isNumeric(scalarType)) {
throw std::runtime_error(messagePrefix + notCompatibleScalar);
}
return convert->toDouble(pvScalar);
}
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");
}
ScalarType scalarType = pvScalar->getScalar()->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvDouble = static_pointer_cast<PVDouble>(pvScalar);
return pvDouble->get();
}
if(!ScalarTypeFunc::isNumeric(scalarType)) {
throw std::logic_error(
"PvaClientData::getDouble() did not find a numeric scalar field");
}
return convert->toDouble(pvScalar);
}
static void testPostPut()
{
testDiag("== testPostPut ==");
StructureConstPtr structure =
fieldCreate->createFieldBuilder()->
add("alarm",standardField->alarm()) ->
add("timeStamp",standardField->timeStamp()) ->
addNestedStructure("power") ->
add("value",pvDouble) ->
add("alarm",standardField->alarm()) ->
endNested()->
addNestedStructure("voltage") ->
add("value",pvDouble) ->
add("alarm",standardField->alarm()) ->
endNested()->
addNestedStructure("current") ->
add("value",pvDouble) ->
add("alarm",standardField->alarm()) ->
endNested()->
createStructure();
PvaClientPutDataPtr pvaData = PvaClientPutData::create(structure);
PVStructurePtr pvStructure = pvaData->getPVStructure();
BitSetPtr change = pvaData->getChangedBitSet();
PVDoublePtr powerValue = pvStructure->getSubField<PVDouble>("power.value");
PVDoublePtr voltageValue = pvStructure->getSubField<PVDouble>("voltage.value");
PVDoublePtr currentValue = pvStructure->getSubField<PVDouble>("current.value");
size_t powerOffset = powerValue->getFieldOffset();
size_t voltageOffset = voltageValue->getFieldOffset();
size_t currentOffset = currentValue->getFieldOffset();
change->clear();
powerValue->put(1.0);
voltageValue->put(2.0);
currentValue->put(.5);
testOk(change->cardinality()==3,"3 fields changed");
testOk(change->get(powerOffset),"power changed");
testOk(change->get(voltageOffset),"voltage changed");
testOk(change->get(currentOffset),"current changed");
}
static void test()
{
NTMultiChannelBuilderPtr builder = NTMultiChannel::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTMultiChannelPtr multiChannel = builder->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addSeverity() ->
add("extra1",fieldCreate->createScalar(pvString)) ->
add("extra2",fieldCreate->createScalarArray(pvString)) ->
create();
testOk1(multiChannel.get() != 0);
PVStructurePtr pvStructure = multiChannel->getPVStructure();
testOk1(pvStructure.get()!=NULL);
testOk1(NTMultiChannel::is_a(pvStructure->getStructure()));
size_t nchan = 3;
shared_vector<string> names(nchan);
names[0] = "channel 0";
names[1] = "channel 1";
names[2] = "channel 2";
shared_vector<const string> channelNames(freeze(names));
PVStringArrayPtr pvChannelName = multiChannel->getChannelName();
pvChannelName->replace(channelNames);
if(debug) {cout << *pvStructure << endl;}
UnionConstPtr unionPtr =
fieldCreate->createFieldBuilder()->
add("doubleValue", pvDouble)->
add("intValue", pvInt)->
createUnion();
multiChannel = builder->
value(unionPtr) ->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addSeverity() ->
addIsConnected() ->
create();
testOk1(multiChannel.get() != 0);
pvStructure = multiChannel->getPVStructure();
if(debug) {cout << *pvStructure << endl;}
pvChannelName = multiChannel->getChannelName();
pvChannelName->replace(channelNames);
PVUnionArrayPtr pvValue = multiChannel->getValue();
shared_vector<PVUnionPtr> unions(nchan);
unions[0] = pvDataCreate->createPVUnion(unionPtr);
unions[1] = pvDataCreate->createPVUnion(unionPtr);
unions[2] = pvDataCreate->createPVUnion(unionPtr);
unions[0]->select("doubleValue");
unions[1]->select("intValue");
unions[2]->select("intValue");
PVDoublePtr pvDouble = unions[0]->get<PVDouble>();
pvDouble->put(1.235);
PVIntPtr pvInt = unions[1]->get<PVInt>();
pvInt->put(5);
pvInt = unions[2]->get<PVInt>();
pvInt->put(7);
pvValue->replace(freeze(unions));
shared_vector<int32> severities(nchan);
severities[0] = 0;
severities[1] = 1;
severities[2] = 2;
PVIntArrayPtr pvSeverity = multiChannel->getSeverity();
pvSeverity->replace(freeze(severities));
if(debug) {cout << *pvStructure << endl;}
PVBooleanArrayPtr pvIsConnected = multiChannel->getIsConnected();
shared_vector<const epics::pvData::boolean> isConnected = pvIsConnected->view();
multiChannel = builder->
value(unionPtr) ->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addSeverity() ->
addStatus() ->
addMessage() ->
addSecondsPastEpoch() ->
addNanoseconds() ->
addUserTag() ->
addIsConnected() ->
create();
testOk1(multiChannel.get() != 0);
pvStructure = multiChannel->getPVStructure();
if(debug) {cout << *pvStructure << endl;}
testOk1(NTMultiChannel::isCompatible(pvStructure)==true);
PVStructurePtr pvTimeStamp = multiChannel->getTimeStamp();
testOk1(pvTimeStamp.get() !=0);
PVStructurePtr pvAlarm = multiChannel->getAlarm();
testOk1(pvAlarm.get() !=0);
pvValue = multiChannel->getValue();
testOk1(pvValue.get() !=0);
pvChannelName = multiChannel->getChannelName();
testOk1(pvChannelName.get() !=0);
pvIsConnected = multiChannel->getIsConnected();
testOk1(pvIsConnected.get() !=0);
pvSeverity = multiChannel->getSeverity();
testOk1(pvSeverity.get() !=0);
PVIntArrayPtr pvStatus = multiChannel->getStatus();
testOk1(pvStatus.get() !=0);
PVStringArrayPtr pvMessage = multiChannel->getMessage();
testOk1(pvMessage.get() !=0);
PVLongArrayPtr pvSecondsPastEpoch = multiChannel->getSecondsPastEpoch();
testOk1(pvSecondsPastEpoch.get() !=0);
PVIntArrayPtr pvNanoseconds = multiChannel->getNanoseconds();
testOk1(pvNanoseconds.get() !=0);
PVIntArrayPtr pvUserTag = multiChannel->getUserTag();
testOk1(pvUserTag.get() !=0);
PVStringPtr pvDescriptor = multiChannel->getDescriptor();
testOk1(pvDescriptor.get() !=0);
}
void MonitorRequesterImpl::ParseScalar(QString fieldName, PVScalarPtr const & pvs, knobData* kPtr)
{
QString thisFieldName = QString::fromStdString(pvs->getFieldName());
//qDebug() << "ParseScalar -- field/subfield" << fieldName << thisFieldName;
ScalarConstPtr scalar = pvs->getScalar();
ScalarType scalarType = scalar->getScalarType();
switch(scalarType) {
case pvBoolean: {
PVBooleanPtr data = static_pointer_cast<PVBoolean>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caINT;
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvByte: {
PVBytePtr data = static_pointer_cast<PVByte>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caCHAR;
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvShort: {
PVShortPtr data = static_pointer_cast<PVShort>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caINT;
kPtr->edata.rvalue = data->get();
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvInt: {
PVIntPtr data = static_pointer_cast<PVInt>(pvs);
if(fieldName.contains("alarm") && thisFieldName.contains("severity")) {
kPtr->edata.severity =(int) data->get();
} else if(fieldName.contains("alarm") && thisFieldName.contains("status")) {
kPtr->edata.status = (int) data->get();
} if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caINT;
kPtr->edata.rvalue = data->get();
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvLong: {
PVLongPtr data = static_pointer_cast<PVLong>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caLONG;
kPtr->edata.rvalue = data->get();
kPtr->edata.ivalue = (int64)data->get();
}
}
break;
case pvFloat: {
PVFloatPtr data = static_pointer_cast<PVFloat>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caFLOAT;
kPtr->edata.rvalue = data->get();
}
}
break;
case pvDouble: {
PVDoublePtr data = static_pointer_cast<PVDouble>(pvs);
if(fieldName.contains("display") && thisFieldName.contains("limitLow")) {
kPtr->edata.lower_disp_limit = data->get();
} else if(fieldName.contains("display") && thisFieldName.contains("limitHigh")) {
kPtr->edata.upper_disp_limit = data->get();
} else if(fieldName.contains("control") && thisFieldName.contains("limitLow")) {
kPtr->edata.lower_ctrl_limit = data->get();
} else if(fieldName.contains("control") && thisFieldName.contains("limitHigh")) {
kPtr->edata.upper_ctrl_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("lowAlarmLimit")) {
kPtr->edata.lower_alarm_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("highAlarmLimit")) {
kPtr->edata.upper_alarm_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("lowWarningLimit")) {
kPtr->edata.lower_warning_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("highWarningLimit")) {
kPtr->edata.upper_warning_limit = data->get();
// fill value and type
} else if(thisFieldName.contains("value")) {
kPtr->edata.precision = 3; // for the time beeing, set to 3
kPtr->edata.fieldtype = caDOUBLE;
kPtr->edata.rvalue = data->get();
}
}
break;
case pvString: {
PVStringPtr data = static_pointer_cast<PVString>(pvs);
// fill units
if(fieldName.contains("display") && thisFieldName.contains("units")) {
strcpy(kPtr->edata.units, data->get().c_str());
} else if(fieldName.contains("display") && thisFieldName.contains("description")) {
} else if(fieldName.contains("display") && thisFieldName.contains("format")) { // should use now precision
// fill value and type
} else if(thisFieldName.contains("value")) {
qDebug() << "String :" << data->get().c_str();
}
}
break;
default:
qDebug() << "(unknown ScalarType)" << endl;
}
}
static void testPVScalarWithProperties(
string /*fieldName*/,ScalarType stype)
{
PVStructurePtr pvStructure;
bool hasValueAlarm = false;
bool hasBooleanAlarm = false;
bool hasDisplayControl = false;
switch(stype) {
case pvBoolean: {
pvStructure = standardPVField->scalar(
stype,alarmTimeStampValueAlarm);
hasBooleanAlarm = true;
PVBooleanPtr pvField = pvStructure->getSubField<PVBoolean>("value");
pvField->put(true);
break;
}
case pvByte: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVBytePtr pvField = pvStructure->getSubField<PVByte>("value");
pvField->put(127);
break;
}
case pvShort: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVShortPtr pvField = pvStructure->getSubField<PVShort>("value");
pvField->put(32767);
break;
}
case pvInt: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVIntPtr pvField = pvStructure->getSubField<PVInt>("value");
pvField->put((int32)0x80000000);
break;
}
case pvLong: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVLongPtr pvField = pvStructure->getSubField<PVLong>("value");
int64 value = 0x80000000;
value <<= 32;
value |= 0xffffffff;
pvField->put(value);
break;
}
case pvUByte: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVUBytePtr pvField = pvStructure->getSubField<PVUByte>("value");
pvField->put(255);
break;
}
case pvUShort: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVUShortPtr pvField = pvStructure->getSubField<PVUShort>("value");
pvField->put(65535);
break;
}
case pvUInt: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVUIntPtr pvField = pvStructure->getSubField<PVUInt>("value");
pvField->put((uint32)0x80000000);
break;
}
case pvULong: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVULongPtr pvField = pvStructure->getSubField<PVULong>("value");
int64 value = 0x80000000;
value <<= 32;
value |= 0xffffffff;
pvField->put(value);
break;
}
case pvFloat: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVFloatPtr pvField = pvStructure->getSubField<PVFloat>("value");
pvField->put(1.123e8);
break;
}
case pvDouble: {
pvStructure = standardPVField->scalar(
stype,allProperties);
hasValueAlarm = true;
hasDisplayControl = true;
PVDoublePtr pvField = pvStructure->getSubField<PVDouble>("value");
pvField->put(1.123e35);
break;
}
case pvString: {
pvStructure = standardPVField->scalar(
stype,alarmTimeStamp);
PVStringPtr pvField = pvStructure->getSubField<PVString>("value");
pvField->put(string("this is a string"));
break;
}
}
PVLongPtr seconds = pvStructure->getSubField<PVLong>(
string("timeStamp.secondsPastEpoch"));
testOk1(seconds.get()!=0);
seconds->put(123456789);
PVIntPtr nano = pvStructure->getSubField<PVInt>(string("timeStamp.nanoseconds"));
testOk1(nano.get()!=0);
nano->put(1000000);
PVIntPtr severity = pvStructure->getSubField<PVInt>(string("alarm.severity"));
testOk1(severity.get()!=0);
severity->put(2);
PVStringPtr message = pvStructure->getSubField<PVString>(string("alarm.message"));
testOk1(message.get()!=0);
message->put(string("messageForAlarm"));
if(hasDisplayControl) {
PVStringPtr desc = pvStructure->getSubField<PVString>(
string("display.description"));
testOk1(desc.get()!=0);
desc->put(string("this is a description"));
PVStringPtr format = pvStructure->getSubField<PVString>(
string("display.format"));
testOk1(format.get()!=0);
format->put(string("f10.2"));
PVStringPtr units = pvStructure->getSubField<PVString>(
string("display.units"));
testOk1(units.get()!=0);
units->put(string("SomeUnits"));
PVDoublePtr limit = pvStructure->getSubField<PVDouble>(
string("display.limitLow"));
testOk1(limit.get()!=0);
limit->put(0.0);
limit = pvStructure->getSubField<PVDouble>(
string("display.limitHigh"));
testOk1(limit.get()!=0);
limit->put(10.0);
limit = pvStructure->getSubField<PVDouble>(
string("control.limitLow"));
testOk1(limit.get()!=0);
limit->put(1.0);
limit = pvStructure->getSubField<PVDouble>(
string("control.limitHigh"));
testOk1(limit.get()!=0);
limit->put(9.0);
}
if(hasValueAlarm) {
PVBooleanPtr pvBoolean = pvStructure->getSubField<PVBoolean>("valueAlarm.active");
pvBoolean->put(true);
PVScalarPtr pvtemp = pvStructure->getSubField<PVScalar>("valueAlarm.lowAlarmLimit");
testOk1(pvtemp.get()!=0);
convert->fromDouble(pvtemp,1.0);
pvtemp = pvStructure->getSubField<PVScalar>("valueAlarm.highAlarmLimit");
testOk1(pvtemp.get()!=0);
convert->fromDouble(pvtemp,9.0);
severity = pvStructure->getSubField<PVInt>(
string("valueAlarm.lowAlarmSeverity"));
testOk1(severity.get()!=0);
severity->put(2);
severity = pvStructure->getSubField<PVInt>(
string("valueAlarm.highAlarmSeverity"));
testOk1(severity.get()!=0);
severity->put(2);
PVBooleanPtr active = pvStructure->getSubField<PVBoolean>(
string("valueAlarm.active"));
testOk1(active.get()!=0);
active->put(true);
}
if(hasBooleanAlarm) {
PVBooleanPtr pvBoolean = pvStructure->getSubField<PVBoolean>("valueAlarm.active");
pvBoolean->put(true);
severity = pvStructure->getSubField<PVInt>(
string("valueAlarm.falseSeverity"));
testOk1(severity.get()!=0);
severity->put(0);
severity = pvStructure->getSubField<PVInt>(
string("valueAlarm.trueSeverity"));
testOk1(severity.get()!=0);
severity->put(2);
severity = pvStructure->getSubField<PVInt>(
string("valueAlarm.changeStateSeverity"));
testOk1(severity.get()!=0);
severity->put(1);
}
}
static void testDouble()
{
testDiag("== testDouble ==");
StructureConstPtr structure =
fieldCreate->createFieldBuilder() ->
add("alarm",standardField->alarm()) ->
add("timeStamp",standardField->timeStamp()) ->
add("value",pvDouble) ->
createStructure();
PvaClientPutDataPtr pvaData = PvaClientPutData::create(structure);
PVDoublePtr pvDouble = pvaData->getPVStructure() ->
getSubField<PVDouble>("value");
pvDouble->put(5.0);
BitSetPtr change = pvaData->getChangedBitSet();
size_t valueOffset = pvDouble->getFieldOffset();
testOk(change->cardinality()==1,"1 field changed");
testOk(change->get(valueOffset),"value changed");
testOk(pvaData->hasValue(),"hasValue");
testOk(pvaData->isValueScalar(),"isValueScalar");
testOk(!pvaData->isValueScalarArray(),"!isValueScalarArray");
try {
testOk(!!pvaData->getValue(), "getValue");
} catch (std::runtime_error e) {
testFail("getValue exception '%s'", e.what());
}
try {
testOk(!!pvaData->getScalarValue(), "getScalarValue");
} catch (std::runtime_error e) {
testFail("getScalarValue exception '%s'", e.what());
}
try {
testOk(!pvaData->getArrayValue(), "!getArrayValue");
} catch (std::runtime_error e) {
testPass("getArrayValue exception '%s'", e.what());
}
try {
testOk(!pvaData->getScalarArrayValue(), "!getScalarArrayValue");
} catch (std::runtime_error e) {
testPass("getScalarArrayValue exception '%s'", e.what());
}
try {
testOk(pvaData->getDouble() == 5.0, "getDouble value");
} catch (std::runtime_error e) {
testFail("getDouble exception '%s'", e.what());
}
try {
testOk(pvaData->getString() == "5", "getString value");
} catch (std::runtime_error e) {
testFail("getString exception '%s'", e.what());
}
try {
shared_vector<const double> value = pvaData->getDoubleArray();
testFail("getDoubleArray");
} catch (std::runtime_error e) {
testPass("getDoubleArray exception '%s'", e.what());
}
try {
shared_vector<const string> value = pvaData->getStringArray();
testFail("getStringArray");
} catch (std::runtime_error e) {
testPass("getStringArray exception '%s'", e.what());
}
try {
pvaData->putDouble(5.0);
testPass("putDouble");
} catch (std::runtime_error e) {
testFail("putDouble exception '%s'", e.what());
}
try {
pvaData->putString("1e5");
testPass("putString");
} catch (std::runtime_error e) {
testFail("putString exception '%s'", e.what());
}
try {
size_t len = 2;
shared_vector<double> val(len);
for (size_t i=0; i<len; ++i)
val[i] = (i+1) * 10.0;
pvaData->putDoubleArray(freeze(val));
testFail("putDoubleArray");
} catch (std::runtime_error e) {
testPass("putDoubleArray exception '%s'", e.what());
}
try {
size_t len = 2;
shared_vector<string> val(len);
val[0] = "one"; val[1] = "two";
pvaData->putStringArray(freeze(val));
testFail("putStringArray");
} catch (std::runtime_error e) {
testPass("putStringArray exception '%s'", e.what());
}
}