Status PvValue::getAlarm(Alarm &alarm)
{
if(pvGetStructure.get()==NULL) {
return Status(Status::STATUSTYPE_ERROR, "no alarm field");
}
PVAlarm pvAlarm;
PVFieldPtr pvField = pvGetStructure->getSubField("alarm");
if(pvField.get()==NULL) {
return Status(Status::STATUSTYPE_ERROR, "no alarm field");
}
if(!pvAlarm.attach(pvField)) {
return Status(Status::STATUSTYPE_ERROR, "no alarm field");
}
pvAlarm.get(alarm);
return Status::Ok;
}
bool NTScalar::attachAlarm(PVAlarm &pvAlarm) const
{
PVStructurePtr al = getAlarm();
if (al)
return pvAlarm.attach(al);
else
return false;
}
static PyObject * _getAlarm(PyObject *willBeNull, PyObject *args)
{
PyObject *pcapsule = 0;
PyObject *palarm = 0;
if(!PyArg_ParseTuple(args,"OO:nttablePy",
&pcapsule,
&palarm))
{
PyErr_SetString(PyExc_SyntaxError,
"Bad argument. Expected (pvt,palarm)");
return NULL;
}
void *pvoid = PyCapsule_GetPointer(pcapsule,"nttablePvt");
if(pvoid==0) {
PyErr_SetString(PyExc_SyntaxError,
"first arg must be return from _init");
return NULL;
}
NTTablePvt *pvt = static_cast<NTTablePvt *>(pvoid);
pvoid = PyCapsule_GetPointer(palarm,"alarm");
if(pvoid==0) {
PyErr_SetString(PyExc_SyntaxError,
"second argument is not an alarm capsule");
return NULL;
}
Alarm *xxx = static_cast<Alarm *>(pvoid);
PVStructurePtr pvStructure = pvt->nttable->getAlarm();
//if(pvStructure!=0) {
if(!pvStructure) {
PVAlarm pvAlarm;
pvAlarm.attach(pvStructure);
pvAlarm.get(*xxx);
}
Py_INCREF(Py_None);
return Py_None;
}
void test_ntscalarArray()
{
testDiag("test_ntscalarArray");
NTScalarArrayBuilderPtr builder = NTScalarArray::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTScalarArrayPtr ntScalarArray = builder->
value(pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addDisplay()->
addControl()->
create();
testOk1(ntScalarArray.get() != 0);
testOk1(ntScalarArray->getPVStructure().get() != 0);
testOk1(ntScalarArray->getValue().get() != 0);
testOk1(ntScalarArray->getDescriptor().get() != 0);
testOk1(ntScalarArray->getAlarm().get() != 0);
testOk1(ntScalarArray->getTimeStamp().get() != 0);
testOk1(ntScalarArray->getDisplay().get() != 0);
testOk1(ntScalarArray->getControl().get() != 0);
//
// example how to set values
//
PVIntArray::svector newValues;
newValues.push_back(1);
newValues.push_back(2);
newValues.push_back(8);
PVIntArrayPtr pvValueField = ntScalarArray->getValue<PVIntArray>();
pvValueField->replace(freeze(newValues));
//
// example how to get values
//
PVIntArray::const_svector values(pvValueField->view());
testOk1(values.size() == 3);
testOk1(values[0] == 1);
testOk1(values[1] == 2);
testOk1(values[2] == 8);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntScalarArray->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntScalarArray->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// display ops
//
PVDisplay pvDisplay;
if (ntScalarArray->attachDisplay(pvDisplay))
{
testPass("display attach");
// example how to set an display
Display display;
display.setLow(-15);
display.setHigh(15);
display.setDescription("This is a test scalar array");
display.setFormat("%d");
display.setUnits("A");
pvDisplay.set(display);
}
else
testFail("display attach fail");
//
// control ops
//
PVControl pvControl;
if (ntScalarArray->attachControl(pvControl))
{
testPass("control attach");
// example how to set an control
Control control;
control.setLow(-10);
control.setHigh(10);
control.setMinStep(1);
pvControl.set(control);
}
else
testFail("control attach fail");
//
// set descriptor
//
ntScalarArray->getDescriptor()->put("This is a test NTScalarArray");
// dump ntScalarArray
std::cout << *ntScalarArray->getPVStructure() << std::endl;
}
void test_nttable()
{
testDiag("test_nttable");
NTTableBuilderPtr builder = NTTable::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTTablePtr ntTable = builder->
addColumn("column0", pvDouble)->
addColumn("column1", pvString)->
addColumn("column2", pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
create();
testOk1(ntTable.get() != 0);
testOk1(ntTable->getPVStructure().get() != 0);
testOk1(ntTable->getDescriptor().get() != 0);
testOk1(ntTable->getAlarm().get() != 0);
testOk1(ntTable->getTimeStamp().get() != 0);
testOk1(ntTable->getLabels().get() != 0);
testOk1(ntTable->getColumn<PVDoubleArray>("column0").get() != 0);
testOk1(ntTable->getColumn<PVStringArray>("column1").get() != 0);
testOk1(ntTable->getColumn<PVIntArray>("column2").get() != 0);
testOk1(ntTable->getColumn("invalid").get() == 0);
//
// example how to set column values
//
PVIntArray::svector newValues;
newValues.push_back(1);
newValues.push_back(2);
newValues.push_back(8);
PVIntArrayPtr intColumn = ntTable->getColumn<PVIntArray>("column2");
intColumn->replace(freeze(newValues));
//
// example how to get column values
//
PVIntArray::const_svector values(intColumn->view());
testOk1(values.size() == 3);
testOk1(values[0] == 1);
testOk1(values[1] == 2);
testOk1(values[2] == 8);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntTable->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntTable->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntTable->getDescriptor()->put("This is a test NTTable");
// dump NTTable
std::cout << *ntTable->getPVStructure() << std::endl;
}
void test_ntscalar()
{
testDiag("test_ntscalar");
NTScalarBuilderPtr builder = NTScalar::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTScalarPtr ntScalar = builder->
value(pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addDisplay()->
addControl()->
add("valueAlarm",standardField->intAlarm()) ->
create();
testOk1(ntScalar.get() != 0);
testOk1(NTScalar::is_a(ntScalar->getPVStructure()));
testOk1(NTScalar::isCompatible(ntScalar->getPVStructure()));
testOk1(ntScalar->getPVStructure().get() != 0);
testOk1(ntScalar->getValue().get() != 0);
testOk1(ntScalar->getDescriptor().get() != 0);
testOk1(ntScalar->getAlarm().get() != 0);
testOk1(ntScalar->getTimeStamp().get() != 0);
testOk1(ntScalar->getDisplay().get() != 0);
testOk1(ntScalar->getControl().get() != 0);
//
// example how to set a value
//
ntScalar->getValue<PVInt>()->put(12);
//
// example how to get a value
//
int32 value = ntScalar->getValue<PVInt>()->get();
testOk1(value == 12);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntScalar->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntScalar->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// display ops
//
PVDisplay pvDisplay;
if (ntScalar->attachDisplay(pvDisplay))
{
testPass("display attach");
// example how to set an display
Display display;
display.setLow(-15);
display.setHigh(15);
display.setDescription("This is a test scalar");
display.setFormat("%d");
display.setUnits("A");
pvDisplay.set(display);
}
else
testFail("display attach fail");
//
// control ops
//
PVControl pvControl;
if (ntScalar->attachControl(pvControl))
{
testPass("control attach");
// example how to set an control
Control control;
control.setLow(-10);
control.setHigh(10);
control.setMinStep(1);
pvControl.set(control);
}
else
testFail("control attach fail");
//
// set descriptor
//
ntScalar->getDescriptor()->put("This is a test NTScalar");
// dump ntScalar
std::cout << *ntScalar->getPVStructure() << std::endl;
}
void test_ntenum()
{
testDiag("test_ntenum");
NTEnumBuilderPtr builder = NTEnum::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTEnumPtr ntEnum = builder->
addDescriptor()->
addAlarm()->
addTimeStamp()->
add("valueAlarm",standardField->intAlarm()) ->
create();
testOk1(ntEnum.get() != 0);
testOk1(NTEnum::is_a(ntEnum->getPVStructure()));
testOk1(NTEnum::isCompatible(ntEnum->getPVStructure()));
testOk1(ntEnum->getPVStructure().get() != 0);
testOk1(ntEnum->getValue().get() != 0);
testOk1(ntEnum->getDescriptor().get() != 0);
testOk1(ntEnum->getAlarm().get() != 0);
testOk1(ntEnum->getTimeStamp().get() != 0);
//
// example how to set a value
//
PVStructurePtr pvValue = ntEnum->getValue();
//PVStringArray pvChoices = pvValue->getSubField<PVStringArray>("choices");
PVStringArray::svector choices(2);
choices[0] = "Off";
choices[1] = "On";
pvValue->getSubField<PVStringArray>("choices")->replace(freeze(choices));
pvValue->getSubField<PVInt>("index")->put(1);
//
// example how to get a value
//
int32 value = ntEnum->getValue()->getSubField<PVInt>("index")->get();
testOk1(value == 1);
PVStringArrayPtr pvChoices = ntEnum->getValue()->getSubField<PVStringArray>("choices");
std::string choice0 = pvChoices->view()[0];
std::string choice1 = pvChoices->view()[1];
testOk1(choice0 == "Off");
testOk1(choice1 == "On");
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntEnum->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntEnum->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntEnum->getDescriptor()->put("This is a test NTEnum");
// dump ntEnum
std::cout << *ntEnum->getPVStructure() << std::endl;
}
void test_ntcontinuum()
{
testDiag("test_ntcontinuum");
NTContinuumBuilderPtr builder = NTContinuum::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTContinuumPtr ntContinuum = builder->
addDescriptor()->
addAlarm()->
addTimeStamp()->
add("extra1",fieldCreate->createScalar(pvString)) ->
add("extra2",fieldCreate->createScalarArray(pvString)) ->
create();
testOk1(ntContinuum.get() != 0);
testOk1(ntContinuum->getPVStructure().get() != 0);
testOk1(ntContinuum->getDescriptor().get() != 0);
testOk1(ntContinuum->getAlarm().get() != 0);
testOk1(ntContinuum->getTimeStamp().get() != 0);
testOk1(ntContinuum->getBase().get() != 0);
testOk1(ntContinuum->getValue().get() != 0);
//
// example how to set base
//
PVDoubleArray::svector newBase;
newBase.push_back(1.0);
newBase.push_back(2.0);
PVDoubleArrayPtr pvBaseField = ntContinuum->getBase();
pvBaseField->replace(freeze(newBase));
//
// example how to get bases
//
PVDoubleArray::const_svector base(pvBaseField->view());
testOk1(base.size() == 2);
testOk1(base[0] == 1.0);
testOk1(base[1] == 2.0);
//
// example how to set values
//
PVDoubleArray::svector newValue;
newValue.push_back(1.0);
newValue.push_back(2.0);
newValue.push_back(10.0);
newValue.push_back(20.0);
newValue.push_back(100.0);
newValue.push_back(200.0);
PVDoubleArrayPtr pvValueField = ntContinuum->getValue();
pvValueField->replace(freeze(newValue));
//
// example how to get values
//
PVDoubleArray::const_svector value(pvValueField->view());
testOk1(value.size() == 6);
testOk1(value[0] == 1.0);
testOk1(value[1] == 2.0);
testOk1(value[2] == 10.0);
testOk1(value[3] == 20.0);
testOk1(value[4] == 100.0);
testOk1(value[5] == 200.0);
//
// example how to set units
//
PVStringArray::svector newUnits;
newUnits.push_back("s");
newUnits.push_back("ms");
newUnits.push_back("us");
newUnits.push_back("s");
PVStringArrayPtr pvUnitsField = ntContinuum->getUnits();
pvUnitsField->replace(freeze(newUnits));
//
// example how to get units
//
PVStringArray::const_svector units(pvUnitsField->view());
testOk1(units.size() == 4);
testOk1(units[0] == "s");
testOk1(units[1] == "ms");
testOk1(units[2] == "us");
testOk1(units[3] == "s");
//
// test isValid
//
testOk1(ntContinuum->isValid());
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntContinuum->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntContinuum->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntContinuum->getDescriptor()->put("This is a test NTContinuum");
// dump NTContinuum
std::cout << *ntContinuum->getPVStructure() << std::endl;
}
void NTMultiChannel::attachAlarm(PVAlarm &pv) const
{
if(!pvAlarm) return;
pv.attach(pvAlarm);
}
void test_nthistogram()
{
testDiag("test_nthistogram");
NTHistogramBuilderPtr builder = NTHistogram::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTHistogramPtr ntHistogram = builder->
value(pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
add("extra1",fieldCreate->createScalar(pvString)) ->
add("extra2",fieldCreate->createScalarArray(pvString)) ->
create();
testOk1(ntHistogram.get() != 0);
testOk1(ntHistogram->getPVStructure().get() != 0);
testOk1(ntHistogram->getDescriptor().get() != 0);
testOk1(ntHistogram->getAlarm().get() != 0);
testOk1(ntHistogram->getTimeStamp().get() != 0);
testOk1(ntHistogram->getRanges().get() != 0);
testOk1(ntHistogram->getValue().get() != 0);
testOk1(ntHistogram->getValue<PVIntArray>().get() != 0);
//
// example how to set ranges
//
PVDoubleArray::svector newRanges;
newRanges.push_back(-100.0);
newRanges.push_back(0.0);
newRanges.push_back(100.0);
PVDoubleArrayPtr pvRangesField = ntHistogram->getRanges();
pvRangesField->replace(freeze(newRanges));
//
// example how to get ranges
//
PVDoubleArray::const_svector ranges(pvRangesField->view());
testOk1(ranges.size() == 3);
testOk1(ranges[0] == -100.0);
testOk1(ranges[1] == 0.0);
testOk1(ranges[2] == 100.0);
//
// example how to set value
//
PVIntArray::svector newValue;
newValue.push_back(1);
newValue.push_back(2);
PVIntArrayPtr pvValueField = ntHistogram->getValue<PVIntArray>();
pvValueField->replace(freeze(newValue));
//
// example how to get values for each bin
//
PVIntArray::const_svector value(pvValueField->view());
testOk1(value.size() == 2);
testOk1(value[0] == 1);
testOk1(value[1] == 2);
//
// test isValid
//
testOk1(ntHistogram->isValid());
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntHistogram->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntHistogram->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntHistogram->getDescriptor()->put("This is a test NTHistogram");
// dump NTHistogram
std::cout << *ntHistogram->getPVStructure() << std::endl;
}
void test_ntnameValue()
{
testDiag("test_ntnameValue");
NTNameValueBuilderPtr builder = NTNameValue::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTNameValuePtr ntNameValue = builder->
value(pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
add("extra1",fieldCreate->createScalar(pvString)) ->
add("extra2",fieldCreate->createScalarArray(pvString)) ->
create();
testOk1(ntNameValue.get() != 0);
testOk1(NTNameValue::is_a(ntNameValue->getPVStructure()));
testOk1(NTNameValue::isCompatible(ntNameValue->getPVStructure()));
testOk1(ntNameValue->getPVStructure().get() != 0);
testOk1(ntNameValue->getDescriptor().get() != 0);
testOk1(ntNameValue->getAlarm().get() != 0);
testOk1(ntNameValue->getTimeStamp().get() != 0);
testOk1(ntNameValue->getName().get() != 0);
testOk1(ntNameValue->getValue().get() != 0);
//
// example how to set name
//
PVStringArray::svector newName;
newName.push_back("name1");
newName.push_back("name2");
newName.push_back("name3");
PVStringArrayPtr pvNameField = ntNameValue->getName();
pvNameField->replace(freeze(newName));
//
// example how to get name
//
PVStringArray::const_svector name(pvNameField->view());
testOk1(name.size() == 3);
testOk1(name[0] == "name1");
testOk1(name[1] == "name2");
testOk1(name[2] == "name3");
//
// example how to set value
//
PVIntArray::svector newValue;
newValue.push_back(1);
newValue.push_back(2);
newValue.push_back(8);
PVIntArrayPtr pvValueField = ntNameValue->getValue<PVIntArray>();
pvValueField->replace(freeze(newValue));
//
// example how to get column value
//
PVIntArray::const_svector value(pvValueField->view());
testOk1(value.size() == 3);
testOk1(value[0] == 1);
testOk1(value[1] == 2);
testOk1(value[2] == 8);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntNameValue->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntNameValue->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntNameValue->getDescriptor()->put("This is a test NTNameValue");
// dump NTNameValue
std::cout << *ntNameValue->getPVStructure() << std::endl;
}
void test_ntndarrayAttribute()
{
testDiag("test_ntndarrayAttribute");
NTNDArrayAttributeBuilderPtr builder = NTNDArrayAttribute::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTNDArrayAttributePtr ntNDArrayAttribute = builder->
addTags()->
addAlarm()->
addTimeStamp()->
create();
testOk1(ntNDArrayAttribute.get() != 0);
testOk1(ntNDArrayAttribute->getPVStructure().get() != 0);
testOk1(ntNDArrayAttribute->getName().get() != 0);
testOk1(ntNDArrayAttribute->getValue().get() != 0);
testOk1(ntNDArrayAttribute->getTags().get() != 0);
testOk1(ntNDArrayAttribute->getDescriptor().get() != 0);
testOk1(ntNDArrayAttribute->getAlarm().get() != 0);
testOk1(ntNDArrayAttribute->getTimeStamp().get() != 0);
testOk1(ntNDArrayAttribute->getSourceType().get() != 0);
testOk1(ntNDArrayAttribute->getSource().get() != 0);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntNDArrayAttribute->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntNDArrayAttribute->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntNDArrayAttribute->getDescriptor()->put("This is a test NTNDArrayAttribute");
// dump ntNDArrayAttribute
std::cout << *ntNDArrayAttribute->getPVStructure() << std::endl;
}
void ExampleServiceRPC::request(
ChannelRPCRequester::shared_pointer const & channelRPCRequester,
epics::pvData::PVStructure::shared_pointer const & pvArgument)
{
String buffer;
PVStringPtr pvfunction = pvArgument->getStringField("function");
PVStringArrayPtr pvnames = static_pointer_cast<PVStringArray>
(pvArgument->getScalarArrayField("names",pvString));
PVStringArrayPtr pvvalues = static_pointer_cast<PVStringArray>
(pvArgument->getScalarArrayField("values",pvString));
buffer += "pvArgument ";
bool is = true;
if(pvfunction==0) is = false;
if(pvnames==0) is = false;
if(pvvalues==0) is = false;
if(is) {
buffer += "is a NTNameValue\n";
} else {
buffer += "is not a NTNameValue\n ";
}
pvArgument->toString(&buffer);
printf("%s\n",buffer.c_str());
StandardFieldPtr standardField = getStandardField();
StandardPVFieldPtr standardPVField = getStandardPVField();
FieldCreatePtr fieldCreate = getFieldCreate();
PVDataCreatePtr pvDataCreate = getPVDataCreate();
size_t n = 5;
FieldConstPtrArray fields;
StringArray names;
fields.reserve(n);
names.reserve(n);
names.push_back("alarm");
names.push_back("timeStamp");
names.push_back("label");
names.push_back("position");
names.push_back("alarms");
StructureConstPtr xxx = standardField->alarm();
printf("xxx %p\n",xxx.get());
fields.push_back(standardField->alarm());
fields.push_back(standardField->timeStamp());
fields.push_back(fieldCreate->createScalarArray(pvString));
fields.push_back(fieldCreate->createScalarArray(pvDouble));
fields.push_back(fieldCreate->createStructureArray(standardField->alarm()));
StructureConstPtr structure = fieldCreate->createStructure(names,fields);
printf("structure %p\n",structure.get());
buffer.clear();
structure->toString(&buffer);
printf("structure\n%s\n",buffer.c_str());
PVStructurePtr pvStructure = pvDataCreate->createPVStructure(structure);
PVTimeStamp pvTimeStamp;
TimeStamp timeStamp;
pvTimeStamp.attach(pvStructure->getStructureField("timeStamp"));
timeStamp.getCurrent();
pvTimeStamp.set(timeStamp);
StringArray label;
label.reserve(2);
for(int i=0; i<2; i++) {
label.push_back(names[i+3]);
}
PVStringArrayPtr pvLabel = static_pointer_cast<PVStringArray>
(pvStructure->getScalarArrayField("label",pvString));
pvLabel->put(0,2,label,0);
PVDoubleArrayPtr pvPositions = static_pointer_cast<PVDoubleArray>
(pvStructure->getScalarArrayField("position",pvDouble));
double positions[2];
positions[0] = 1.0;
positions[1] = 2.0;
pvPositions->put(0,2,positions,0);
PVStructureArrayPtr pvAlarms = static_pointer_cast<PVStructureArray>
(pvStructure->getStructureArrayField("alarms"));
PVAlarm pvAlarm;
Alarm alarm;
PVStructurePtrArray palarms;
size_t na=2;
palarms.reserve(na);
for(size_t i=0; i<na; i++) {
palarms.push_back(pvDataCreate->createPVStructure(standardField->alarm()));
}
for(size_t i=0; i<na; i++) {
pvAlarm.attach(palarms[i]);
alarm.setMessage("test");
alarm.setSeverity(majorAlarm);
alarm.setStatus(clientStatus);
pvAlarm.set(alarm);
}
pvAlarms->put(0,2,palarms,0);
String labels[2];
labels[0] = pvPositions->getFieldName();
labels[1] = pvAlarms->getFieldName();
pvLabel->put(0,2,labels,0);
buffer.erase();
pvStructure->toString(&buffer);
printf("%s\n",buffer.c_str());
channelRPCRequester->requestDone(Status::Ok,pvStructure);
}
void test_ntunion()
{
testDiag("test_ntunion");
NTUnionBuilderPtr builder = NTUnion::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTUnionPtr ntUnion = builder->
addDescriptor()->
addAlarm()->
addTimeStamp()->
create();
testOk1(ntUnion.get() != 0);
testOk1(ntUnion->getPVStructure().get() != 0);
testOk1(ntUnion->getValue().get() != 0);
testOk1(ntUnion->getDescriptor().get() != 0);
testOk1(ntUnion->getAlarm().get() != 0);
testOk1(ntUnion->getTimeStamp().get() != 0);
// TODO
// 1. Variant union example.
// 2. set the union value.
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntUnion->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntUnion->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntUnion->getDescriptor()->put("This is a test NTUnion");
// dump ntUnion
std::cout << *ntUnion->getPVStructure() << std::endl;
}