void test_structure()
{
testDiag("Test test_structure()");
FieldCreatePtr fieldCreate = getFieldCreate();
FieldBuilderPtr fb = fieldCreate->createFieldBuilder();
// test with simple (non-nested) structure
string ID = "testStructureID";
StructureConstPtr s = fb->setId(ID)->
add("double", pvDouble)->
addArray("intArray", pvInt)->
createStructure();
testOk1(s.get() != 0);
testOk1(ID == s->getID());
testOk1(2 == s->getFields().size());
FieldConstPtr f0 = s->getField(0);
testOk1(scalar == f0->getType());
testOk1("double" == s->getFieldName(0));
testOk(pvDouble == static_pointer_cast<const Scalar>(f0)->getScalarType(), "f0 scalar type == double");
FieldConstPtr f1 = s->getField(1);
testOk1(scalarArray == f1->getType());
testOk1("intArray" == s->getFieldName(1));
testOk(pvInt == static_pointer_cast<const ScalarArray>(f1)->getElementType(), "f1 element type == int");
// test reuse with empty structure
StructureConstPtr emptyStructure = fb->createStructure();
testOk1(emptyStructure.get() != 0);
testOk1(Structure::DEFAULT_ID == emptyStructure->getID());
testOk1(0 == emptyStructure->getFields().size());
// test add/addArray with Field
StructureConstPtr s2 = fb->add("s", s)->
addArray("sArray", s)->
createStructure();
testOk1(s2.get()!=0);
testOk1(Structure::DEFAULT_ID == s2->getID());
testOk1(2 == s2->getFields().size());
f0 = s2->getField(0);
testOk1(structure == f0->getType());
testOk1("s" == s2->getFieldName(0));
testOk1(s.get() == f0.get());
f1 = s2->getField(1);
testOk1(structureArray == f1->getType());
testOk1("sArray" == s2->getFieldName(1));
testOk(s.get() == static_pointer_cast<const StructureArray>(f1)->getStructure().get(), "array element is given structure");
}
void test_nestedStructureArray()
{
testDiag("Test test_nestedStructureArray()");
FieldCreatePtr fieldCreate = getFieldCreate();
string NESTED_ID = "nestedID";
StructureConstPtr s = fieldCreate->createFieldBuilder()->
add("double", pvDouble)->
addNestedStructureArray("nested")->
setId(NESTED_ID)->
add("short", pvShort)->
add("long", pvLong)->
endNested()->
addArray("intArray", pvInt)->
createStructure();
testOk1(s.get() != 0);
testOk1(Structure::DEFAULT_ID == s->getID());
testOk1(3 == s->getFields().size());
FieldConstPtr f0 = s->getField(0);
testOk1(scalar == f0->getType());
testOk1("double" == s->getFieldName(0));
testOk(pvDouble == static_pointer_cast<const Scalar>(f0)->getScalarType(), "f0 scalar type == double");
FieldConstPtr f1 = s->getField(1);
testOk1(structureArray == f1->getType());
testOk1("nested" == s->getFieldName(1));
{
StructureConstPtr s2 = static_pointer_cast<const StructureArray>(f1)->getStructure();
testOk1(s2.get() != 0);
testOk1(NESTED_ID == s2->getID());
testOk1(2 == s2->getFields().size());
FieldConstPtr f20 = s2->getField(0);
testOk1(scalar == f20->getType());
testOk1("short" == s2->getFieldName(0));
testOk(pvShort == static_pointer_cast<const Scalar>(f20)->getScalarType(), "f20 scalar type == short");
FieldConstPtr f21 = s2->getField(1);
testOk1(scalar == f21->getType());
testOk1("long" == s2->getFieldName(1));
testOk(pvLong == static_pointer_cast<const Scalar>(f21)->getScalarType(), "f21 element type == long");
}
FieldConstPtr f2 = s->getField(2);
testOk1(scalarArray == f2->getType());
testOk1("intArray" == s->getFieldName(2));
testOk(pvInt == static_pointer_cast<const ScalarArray>(f2)->getElementType(), "f2 element type == int");
}
void test_arraySizeTypes()
{
testDiag("Test test_arraySizeTypes()");
FieldCreatePtr fieldCreate = getFieldCreate();
StructureConstPtr s = fieldCreate->createFieldBuilder()->
addArray("variableArray", pvDouble)->
addFixedArray("fixedArray", pvDouble, 10)->
addBoundedArray("boundedArray", pvDouble, 1024)->
createStructure();
testOk1(s.get() != 0);
testOk1(Structure::DEFAULT_ID == s->getID());
testOk1(3 == s->getFields().size());
}
StructureConstPtr FieldCreate::appendField(
StructureConstPtr const & structure,
string const & fieldName,
FieldConstPtr const & field) const
{
StringArray oldNames = structure->getFieldNames();
FieldConstPtrArray oldFields = structure->getFields();
size_t oldLen = oldNames.size();
StringArray newNames(oldLen+1);
FieldConstPtrArray newFields(oldLen+1);
for(size_t i = 0; i<oldLen; i++) {
newNames[i] = oldNames[i];
newFields[i] = oldFields[i];
}
newNames[oldLen] = fieldName;
newFields[oldLen] = field;
return createStructure(structure->getID(),newNames,newFields);
}
PVStructure::PVStructure(StructureConstPtr const & structurePtr)
: PVField(structurePtr),
structurePtr(structurePtr),
extendsStructureName("")
{
size_t numberFields = structurePtr->getNumberFields();
FieldConstPtrArray fields = structurePtr->getFields();
StringArray fieldNames = structurePtr->getFieldNames();
// PVFieldPtrArray * xxx = const_cast<PVFieldPtrArray *>(&pvFields);
pvFields.reserve(numberFields);
PVDataCreatePtr pvDataCreate = getPVDataCreate();
for(size_t i=0; i<numberFields; i++) {
pvFields.push_back(pvDataCreate->createPVField(fields[i]));
}
for(size_t i=0; i<numberFields; i++) {
pvFields[i]->setParentAndName(this,fieldNames[i]);
}
}
StructureConstPtr FieldCreate::appendFields(
StructureConstPtr const & structure,
StringArray const & fieldNames,
FieldConstPtrArray const & fields) const
{
StringArray oldNames = structure->getFieldNames();
FieldConstPtrArray oldFields = structure->getFields();
size_t oldLen = oldNames.size();
size_t extra = fieldNames.size();
StringArray newNames(oldLen+extra);
FieldConstPtrArray newFields(oldLen+extra);
for(size_t i = 0; i<oldLen; i++) {
newNames[i] = oldNames[i];
newFields[i] = oldFields[i];
}
for(size_t i = 0; i<extra; i++) {
newNames[oldLen +i] = fieldNames[i];
newFields[oldLen +i] = fields[i];
}
return createStructure(structure->getID(),newNames,newFields);
}
void PVStructure::fixParentStructure()
{
PVStructure *parent = getParent();
if(parent==NULL) return;
StructureConstPtr parentStructure = parent->structurePtr;
String fieldName = getFieldName();
size_t index = parentStructure->getFieldIndex(fieldName);
StringArray const &fieldNames = parentStructure->getFieldNames();
size_t num = fieldNames.size();
FieldConstPtrArray fields(num);
FieldConstPtrArray const & oldFields = parentStructure->getFields();
for(size_t i=0; i< num; i++) {
if(i==index) {
fields[i] = structurePtr;
} else {
fields[i] = oldFields[i];
}
}
FieldConstPtr field = getFieldCreate()->createStructure(
parentStructure->getID(),fieldNames,fields);
parent->replaceField(field);
parent->fixParentStructure();
}
StructureConstPtr StandardField::createProperties(String id,FieldConstPtr field,String properties)
{
bool gotAlarm = false;
bool gotTimeStamp = false;
bool gotDisplay = false;
bool gotControl = false;
bool gotValueAlarm = false;
int numProp = 0;
if(properties.find("alarm")!=String::npos) { gotAlarm = true; numProp++; }
if(properties.find("timeStamp")!=String::npos) { gotTimeStamp = true; numProp++; }
if(properties.find("display")!=String::npos) { gotDisplay = true; numProp++; }
if(properties.find("control")!=String::npos) { gotControl = true; numProp++; }
if(properties.find("valueAlarm")!=String::npos) { gotValueAlarm = true; numProp++; }
StructureConstPtr valueAlarm;
Type type= field->getType();
while(gotValueAlarm) {
if(type==epics::pvData::scalar || type==epics::pvData::scalarArray) {
ScalarType scalarType = (type==epics::pvData::scalar) ?
static_pointer_cast<const Scalar>(field)->getScalarType() :
static_pointer_cast<const ScalarArray>(field)->getElementType();
switch(scalarType) {
case pvBoolean: valueAlarm = booleanAlarmField; break;
case pvByte: valueAlarm = byteAlarmField; break;
case pvShort: valueAlarm = shortAlarmField; break;
case pvInt: valueAlarm = intAlarmField; break;
case pvLong: valueAlarm = longAlarmField; break;
case pvUByte: valueAlarm = ubyteAlarmField; break;
case pvUShort: valueAlarm = ushortAlarmField; break;
case pvUInt: valueAlarm = uintAlarmField; break;
case pvULong: valueAlarm = ulongAlarmField; break;
case pvFloat: valueAlarm = floatAlarmField; break;
case pvDouble: valueAlarm = doubleAlarmField; break;
case pvString:
throw std::logic_error(String("valueAlarm property not supported for pvString"));
}
break;
}
if(type==structure) {
StructureConstPtr structurePtr = static_pointer_cast<const Structure>(field);
StringArray names = structurePtr->getFieldNames();
if(names.size()==2) {
FieldConstPtrArray fields = structurePtr->getFields();
FieldConstPtr first = fields[0];
FieldConstPtr second = fields[1];
String nameFirst = names[0];
String nameSecond = names[1];
int compareFirst = nameFirst.compare("index");
int compareSecond = nameSecond.compare("choices");
if(compareFirst==0 && compareSecond==0) {
if(first->getType()==epics::pvData::scalar
&& second->getType()==epics::pvData::scalarArray) {
ScalarConstPtr scalarFirst = static_pointer_cast<const Scalar>(first);
ScalarArrayConstPtr scalarArraySecond =
static_pointer_cast<const ScalarArray>(second);
if(scalarFirst->getScalarType()==pvInt
&& scalarArraySecond->getElementType()==pvString) {
valueAlarm = enumeratedAlarmField;
break;
}
}
}
}
}
throw std::logic_error(String("valueAlarm property for illegal type"));
}
size_t numFields = numProp+1;
FieldConstPtrArray fields(numFields);
StringArray names(numFields);
int next = 0;
names[0] = "value";
fields[next++] = field;
if(gotAlarm) {
names[next] = "alarm";
fields[next++] = alarmField;
}
if(gotTimeStamp) {
names[next] = "timeStamp";
fields[next++] = timeStampField;
}
if(gotDisplay) {
names[next] = "display";
fields[next++] = displayField;
}
if(gotControl) {
names[next] = "control";
fields[next++] = controlField;
}
if(gotValueAlarm) {
names[next] = "valueAlarm";
fields[next++] = valueAlarm;
}
return fieldCreate->createStructure(id,names,fields);
}