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C++ PVFieldPtr::getField方法代码示例

本文整理汇总了C++中PVFieldPtr::getField方法的典型用法代码示例。如果您正苦于以下问题：C++ PVFieldPtr::getField方法的具体用法？C++ PVFieldPtr::getField怎么用？C++ PVFieldPtr::getField使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PVFieldPtr的用法示例。


在下文中一共展示了PVFieldPtr::getField方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: s

std::ostream& PVStructure::dumpValue(std::ostream& o) const
{
    o << format::indent() << getStructure()->getID() << ' ' << getFieldName();
    String extendsName = getExtendsStructureName();
    if(extendsName.length()>0) {
        o << " extends " << extendsName;
    }
    o << std::endl;
    {
    	format::indent_scope s(o);

		PVFieldPtrArray const & fieldsData = getPVFields();
		if (fieldsData.size() != 0) {
			size_t length = getStructure()->getNumberFields();
			for(size_t i=0; i<length; i++) {
				PVFieldPtr fieldField = fieldsData[i];
				Type type = fieldField->getField()->getType();
				if (type == scalar || type == scalarArray)
					o << format::indent() << fieldField->getField()->getID() << ' ' << fieldField->getFieldName() << ' ' << *(fieldField.get()) << std::endl;
				else
					o << *(fieldField.get());
			}
		}
    }
 	return o;
}
开发者ID:，项目名称:，代码行数:26，代码来源:

示例2: getScalarArrayField

PVScalarArrayPtr PVStructure::getScalarArrayField(
    String const &fieldName,ScalarType elementType)
{
    PVFieldPtr pvField  = findSubField(fieldName,this);
    if(pvField.get()==NULL) {
        String message("fieldName ");
        message +=  fieldName + " does not exist";
        this->message(message, errorMessage);
        return nullPVScalarArray;
    }
    FieldConstPtr field = pvField->getField();
    Type type = field->getType();
    if(type!=scalarArray) {
        String message("fieldName ");
        message +=  fieldName + " does not have type array ";
        this->message(message, errorMessage);
        return nullPVScalarArray;
    }
    ScalarArrayConstPtr pscalarArray
        = static_pointer_cast<const ScalarArray>(pvField->getField());
    if(pscalarArray->getElementType()!=elementType) {
        String message("fieldName ");
        message +=  fieldName + " is array but does not have elementType ";
        ScalarTypeFunc::toString(&message,elementType);
        this->message(message, errorMessage);
        return nullPVScalarArray;
    }
    return std::tr1::static_pointer_cast<PVScalarArray>(pvField);
}
开发者ID:，项目名称:，代码行数:29，代码来源:

示例3: isCompatible

bool NTMultiChannel::isCompatible(PVStructurePtr const &pvStructure)
{
    if(!pvStructure) return false;
    PVUnionArrayPtr pvValue = pvStructure->getSubField<PVUnionArray>("value");
    if(!pvValue) return false;
    PVFieldPtr pvField = pvStructure->getSubField("descriptor");
    if(pvField && !pvStructure->getSubField<PVString>("descriptor")) return false;
    pvField = pvStructure->getSubField("alarm");
    if(pvField && !ntField->isAlarm(pvField->getField())) return false;
    pvField = pvStructure->getSubField("timeStamp");
    if(pvField && !ntField->isTimeStamp(pvField->getField())) return false;
    pvField = pvStructure->getSubField("severity");
    if(pvField && !pvStructure->getSubField<PVIntArray>("severity")) return false;
    pvField = pvStructure->getSubField("status");
    if(pvField && !pvStructure->getSubField<PVIntArray>("status")) return false;
    pvField = pvStructure->getSubField("message");
    if(pvField && !pvStructure->getSubField<PVStringArray>("message")) return false;
    pvField = pvStructure->getSubField("secondsPastEpoch");
    if(pvField && !pvStructure->getSubField<PVLongArray>("secondsPastEpoch")) return false;
    pvField = pvStructure->getSubField("nanoseconds");
    if(pvField && !pvStructure->getSubField<PVIntArray>("nanoseconds")) return false;
    pvField = pvStructure->getSubField("userTag");
    if(pvField && !pvStructure->getSubField<PVIntArray>("userTag")) return false;
    return true;
}
开发者ID:ncanestrari，项目名称:EPICS-EPICS_V4，代码行数:25，代码来源:ntmultiChannel.cpp

示例4: isCompatible

bool NTTable::isCompatible(PVStructurePtr const & pvStructure)
{
    if(!pvStructure) return false;
    PVFieldPtr pvField = pvStructure->getSubField("alarm");
    if(pvField && !ntField->isAlarm(pvField->getField())) return false;
    pvField = pvStructure->getSubField("timeStamp");
    if(pvField && !ntField->isTimeStamp(pvField->getField())) return false;
    PVStringArrayPtr pvLabel = pvStructure->getSubField<PVStringArray>("labels");
    if(!pvLabel) return false;
    return true;
}
开发者ID:ncanestrari，项目名称:EPICS-EPICS_V4，代码行数:11，代码来源:nttable.cpp

示例5: init

void PVRecordStructure::init()
{
    PVRecordField::init();
    const PVFieldPtrArray & pvFields = pvStructure.lock()->getPVFields();
    size_t numFields = pvFields.size();
    pvRecordFields->reserve( numFields);
    PVRecordStructurePtr self =
        static_pointer_cast<PVRecordStructure>(shared_from_this());
    PVRecordPtr pvRecord = getPVRecord();
    for(size_t i=0; i<numFields; i++) {    
        PVFieldPtr pvField = pvFields[i];
        if(pvField->getField()->getType()==structure) {
             PVStructurePtr xxx = static_pointer_cast<PVStructure>(pvField);
             PVRecordStructurePtr pvRecordStructure(
                 new PVRecordStructure(xxx,self,pvRecord));
             pvRecordFields->push_back(pvRecordStructure);
             pvRecordStructure->init();
        } else {
             PVRecordFieldPtr pvRecordField(
                new PVRecordField(pvField,self,pvRecord));
             pvRecordFields->push_back(pvRecordField);
             pvRecordField->init();
        }
    }
}
开发者ID:mrkraimer，项目名称:pvDatabaseCPP，代码行数:25，代码来源:pvRecord.cpp

示例6: getString

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");
    }
    return convert->toString(pvScalar);
}
开发者ID:epics-base，项目名称:pvaClientCPP，代码行数:33，代码来源:pvaClientData.cpp

示例7: findSubField

static PVFieldPtr findSubField(
    String const & fieldName,
    PVStructure const *pvStructure)
{
    if( fieldName.length()<1) return PVFieldPtr();
    String::size_type index = fieldName.find('.');
    String name = fieldName;
    String restOfName = String();
    if(index>0) {
        name = fieldName.substr(0, index);
        if(fieldName.length()>index) {
            restOfName = fieldName.substr(index+1);
        }
    }
    PVFieldPtrArray  pvFields = pvStructure->getPVFields();
    PVFieldPtr pvField;
    size_t numFields = pvStructure->getStructure()->getNumberFields();
    for(size_t i=0; i<numFields; i++) {
        pvField = pvFields[i];
        size_t result = pvField->getFieldName().compare(name);
        if(result==0) {
            if(restOfName.length()==0) return pvFields[i];
            if(pvField->getField()->getType()!=structure) return PVFieldPtr();
            PVStructurePtr pvStructure =
                std::tr1::static_pointer_cast<PVStructure>(pvField);
            return findSubField(restOfName,pvStructure.get());
        }
    }
    return PVFieldPtr();
}
开发者ID:，项目名称:，代码行数:30，代码来源:

示例8: getScalarArrayValue

static PyObject * _getColumn(PyObject *willbenull, PyObject *args)
{
    PyObject *pcapsule = 0;
    const char *name = 0;
    if(!PyArg_ParseTuple(args,"Os:nttablePy",
                         &pcapsule,
                         &name))
    {
        PyErr_SetString(PyExc_SyntaxError,
                        "Bad argument. Expected (pvt,index)");
        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);
    PVFieldPtr pvField =  pvt->nttable->getColumn(name);
    Type type = pvField->getField()->getType();
    if(type!=scalarArray) {
        PyErr_SetString(PyExc_SyntaxError,
                        "logic error. Why is a column not a scalarArray?");
        return NULL;
    }
    PVScalarArrayPtr pvScalarArray = static_pointer_cast<PVScalarArray>(pvField);
    return getScalarArrayValue(pvScalarArray);
}
开发者ID:shengb，项目名称:masarService，代码行数:29，代码来源:nttablePy.cpp

示例9: isCompatible

bool NTScalar::isCompatible(PVStructurePtr const & pvStructure)
{
    if(!pvStructure) return false;
    PVScalarPtr pvValue = pvStructure->getSubField<PVScalar>("value");
    if(!pvValue) return false;
    PVFieldPtr pvField = pvStructure->getSubField("descriptor");
    if(pvField && !pvStructure->getSubField<PVString>("descriptor")) return false;
    pvField = pvStructure->getSubField("alarm");
    if(pvField && !ntField->isAlarm(pvField->getField())) return false;
    pvField = pvStructure->getSubField("timeStamp");
    if(pvField && !ntField->isTimeStamp(pvField->getField())) return false;
    pvField = pvStructure->getSubField("display");
    if(pvField && !ntField->isDisplay(pvField->getField())) return false;
    pvField = pvStructure->getSubField("control");
    if(pvField && !ntField->isControl(pvField->getField())) return false;
    return true;
}
开发者ID:ncanestrari，项目名称:EPICS-EPICS_V4，代码行数:17，代码来源:ntscalar.cpp

示例10: pvField

PVRecordField::PVRecordField(
    PVFieldPtr const & pvField,
    PVRecordStructurePtr const &parent,
    PVRecordPtr const & pvRecord)
:  pvField(pvField),
   isStructure(pvField->getField()->getType()==structure ? true : false),
   parent(parent),
   pvRecord(pvRecord)
{
}
开发者ID:mrkraimer，项目名称:pvDatabaseCPP，代码行数:10，代码来源:pvRecord.cpp

示例11: getStringField

PVStringPtr PVStructure::getStringField(String const &fieldName)
{
    PVFieldPtr pvField  = findSubField(fieldName,this);
    if(pvField.get()==NULL) {
        String message("fieldName ");
        message +=  fieldName + " does not exist";
        this->message(message, errorMessage);
        return nullPVString;
    }
    if(pvField->getField()->getType()==scalar) {
        ScalarConstPtr pscalar = static_pointer_cast<const Scalar>(
            pvField->getField());
        if(pscalar->getScalarType()==pvString) {
            return std::tr1::static_pointer_cast<PVString>(pvField);
        }
    }
    String message("fieldName ");
    message +=  fieldName + " does not have type string ";
    this->message(message, errorMessage);
    return nullPVString;
}
开发者ID:，项目名称:，代码行数:21，代码来源:

示例12: createPVField

PVFieldPtr PVDataCreate::createPVField(PVFieldPtr const & fieldToClone)
{
     switch(fieldToClone->getField()->getType()) {
     case scalar:
        {
            PVScalarPtr pvScalar = static_pointer_cast<PVScalar>(fieldToClone);
            return createPVScalar(pvScalar);
        }
     case scalarArray:
        {
             PVScalarArrayPtr pvScalarArray
                 = static_pointer_cast<PVScalarArray>(fieldToClone);
             return createPVScalarArray(pvScalarArray);
        }
     case structure:
         {
             PVStructurePtr pvStructure
                   = static_pointer_cast<PVStructure>(fieldToClone);
             StringArray const & fieldNames = pvStructure->getStructure()->getFieldNames();
             PVFieldPtrArray const & pvFieldPtrArray = pvStructure->getPVFields();
             return createPVStructure(fieldNames,pvFieldPtrArray);
         }
     case structureArray:
         {
             PVStructureArrayPtr from
                 = static_pointer_cast<PVStructureArray>(fieldToClone);
             StructureArrayConstPtr structureArray = from->getStructureArray();
             PVStructureArrayPtr to = createPVStructureArray(
                 structureArray);
             to->copyUnchecked(*from);
             return to;
         }
     case union_:
         {
             PVUnionPtr pvUnion
                   = static_pointer_cast<PVUnion>(fieldToClone);
             return createPVUnion(pvUnion);
         }
     case unionArray:
         {
             PVUnionArrayPtr from
                 = static_pointer_cast<PVUnionArray>(fieldToClone);
             UnionArrayConstPtr unionArray = from->getUnionArray();
             PVUnionArrayPtr to = createPVUnionArray(unionArray);
             to->copyUnchecked(*from);
             return to;
         }
     }
     throw std::logic_error("PVDataCreate::createPVField should never get here");
}
开发者ID:epicsdeb，项目名称:epics-pvd，代码行数:50，代码来源:PVDataCreateFactory.cpp

示例13: attach

bool PVEnumerated::attach(PVFieldPtr const & pvField)
{
    if(pvField->getField()->getType()!=structure) return false;
    PVStructurePtr pvStructure = static_pointer_cast<PVStructure>(pvField);
    pvIndex = pvStructure->getSubField<PVInt>("index");
    if(pvIndex.get()==NULL) return false;
    PVStringArrayPtr pvStringArray = pvStructure->getSubField<PVStringArray>("choices");
    if(pvStringArray.get()==NULL) {
        pvIndex.reset();
        return false;
    }
    pvChoices = pvStringArray;
    return true;
}
开发者ID:dhickin，项目名称:pvDataCPP，代码行数:14，代码来源:pvEnumerated.cpp

示例14: getStructureField

PVStructurePtr PVStructure::getStructureField(String const &fieldName)
{
    PVFieldPtr pvField  = findSubField(fieldName,this);
    if(pvField.get()==NULL) {
        String message("fieldName ");
        message +=  fieldName + " does not exist";
        this->message(message, errorMessage);
        return nullPVStructure;
    }
    if(pvField->getField()->getType()==structure) {
        return std::tr1::static_pointer_cast<PVStructure>(pvField);
    }
    String message("fieldName ");
    message +=  fieldName + " does not have type structure ";
    this->message(message, errorMessage);
    return nullPVStructure;
}
开发者ID:，项目名称:，代码行数:17，代码来源:

示例15: appendPVField

void PVStructure::appendPVField(
    String const &fieldName,
    PVFieldPtr const & pvField)
{
    size_t origLength = pvFields.size();
    size_t newLength = origLength+1;
    PVFieldPtrArray * xxx = const_cast<PVFieldPtrArray *>(&pvFields);
    xxx->push_back(pvField);
    FieldConstPtr field = getFieldCreate()->appendField(
        structurePtr,fieldName,pvField->getField());
    replaceField(field);
    structurePtr = static_pointer_cast<const Structure>(field);
    StringArray fieldNames = structurePtr->getFieldNames();
    for(size_t i=0; i<newLength; i++) {
        pvFields[i]->setParentAndName(this,fieldNames[i]);
    }
    fixParentStructure();
}
开发者ID:，项目名称:，代码行数:18，代码来源:


注：本文中的PVFieldPtr::getField方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。