StructureConstPtr NTMatrixBuilder::createStructure()
{
    FieldBuilderPtr builder =
            getFieldCreate()->createFieldBuilder()->
               setId(NTMatrix::URI)->
               addArray("value", pvDouble);

    if (dim)
        builder->addArray("dim", pvInt);

    if (descriptor)
        builder->add("descriptor", pvString);

    if (alarm)
        builder->add("alarm", ntField->createAlarm());

    if (timeStamp)
        builder->add("timeStamp", ntField->createTimeStamp());

    if (display)
        builder->add("display", ntField->createDisplay());

    size_t extraCount = extraFieldNames.size();
    for (size_t i = 0; i< extraCount; i++)
        builder->add(extraFieldNames[i], extraFields[i]);


    StructureConstPtr s = builder->createStructure();

    reset();
    return s;
}
StructureConstPtr NTAttributeBuilder::createStructure()
{
    FieldBuilderPtr builder =
            getFieldCreate()->createFieldBuilder()->
               setId(NTAttribute::URI)->
               add("name", pvString)->
               add("value", getFieldCreate()->createVariantUnion());

    if (tags)
        builder->addArray("tags", pvString);

    if (descriptor)
        builder->add("descriptor", pvString);

    if (alarm)
        builder->add("alarm", ntField->createAlarm());

    if (timeStamp)
        builder->add("timeStamp", ntField->createTimeStamp());

    size_t extraCount = extraFieldNames.size();
    for (size_t i = 0; i< extraCount; i++)
        builder->add(extraFieldNames[i], extraFields[i]);


    StructureConstPtr s = builder->createStructure();

    reset();
    return s;
}
Example #3
0
StructureConstPtr NTTableBuilder::createStructure()
{
    FieldBuilderPtr builder = getFieldCreate()->createFieldBuilder();

    FieldBuilderPtr nestedBuilder =
            builder->
               setId(NTTable::URI)->
               addArray("labels", pvString)->
               addNestedStructure("value");

    vector<string>::size_type len = labels.size();
    for (vector<string>::size_type i = 0; i < len; i++)
        nestedBuilder->addArray(labels[i], types[i]);

    builder = nestedBuilder->endNested();

    if (descriptor)
        builder->add("descriptor", pvString);

    if (alarm)
        builder->add("alarm", ntField->createAlarm());

    if (timeStamp)
        builder->add("timeStamp", ntField->createTimeStamp());

    StructureConstPtr s = builder->createStructure();

    size_t extraCount = extraFieldNames.size();
    for (size_t i = 0; i< extraCount; i++)
        builder->add(extraFieldNames[i], extraFields[i]);


    reset();
    return s;
}
StructureConstPtr NTNDArrayBuilder::createStructure()
{
    enum
    {
        DISCRIPTOR_INDEX,
        TIMESTAMP_INDEX,
        ALARM_INDEX,
        DISPLAY_INDEX
    };

    const size_t NUMBER_OF_INDICES = DISPLAY_INDEX+1;
    const size_t NUMBER_OF_STRUCTURES = 1 << NUMBER_OF_INDICES;

    Lock xx(mutex);

    static StructureConstPtr ntndarrayStruc[NUMBER_OF_STRUCTURES];
    static UnionConstPtr valueType;
    static StructureConstPtr codecStruc;
    static StructureConstPtr dimensionStruc;
    static StructureConstPtr attributeStruc;

    StructureConstPtr returnedStruc;

    size_t index = 0;
    if (descriptor) index  |= 1 << DISCRIPTOR_INDEX;
    if (timeStamp)  index  |= 1 << TIMESTAMP_INDEX;
    if (alarm)      index  |= 1 << ALARM_INDEX;
    if (display)    index  |= 1 << DISPLAY_INDEX;

    bool isExtended = !extraFieldNames.empty();

    if (isExtended || !ntndarrayStruc[index])
    {
        StandardFieldPtr standardField = getStandardField();
        FieldBuilderPtr fb = fieldCreate->createFieldBuilder();

        if (!valueType)
        {
            for (int i = pvBoolean; i < pvString; ++i)
            {
                ScalarType st = static_cast<ScalarType>(i);
                fb->addArray(std::string(ScalarTypeFunc::name(st)) + "Value", st);
            }
            valueType = fb->createUnion();                
        }

        if (!codecStruc)
        {
            codecStruc = fb->setId("codec_t")->
                add("name", pvString)->
                add("parameters", fieldCreate->createVariantUnion())->
                createStructure();
        }

        if (!dimensionStruc)
        {
            dimensionStruc = fb->setId("dimension_t")->
                add("size", pvInt)->
                add("offset",  pvInt)->
                add("fullSize",  pvInt)->
                add("binning",  pvInt)->
                add("reverse",  pvBoolean)->
                createStructure();
        }

        if (!attributeStruc)
        {
            attributeStruc = NTNDArrayAttribute::createBuilder()->createStructure();
        }

        fb->setId(NTNDArray::URI)->
            add("value", valueType)->
            add("codec", codecStruc)->
            add("compressedSize", pvLong)->
            add("uncompressedSize", pvLong)->
            addArray("dimension", dimensionStruc)->
            add("uniqueId", pvInt)->
            add("dataTimeStamp", standardField->timeStamp())->
            addArray("attribute", attributeStruc);

        if (descriptor)
            fb->add("descriptor", pvString);

        if (alarm)
            fb->add("alarm", standardField->alarm());

        if (timeStamp)
            fb->add("timeStamp", standardField->timeStamp());

        if (display)
            fb->add("display", standardField->display());

        size_t extraCount = extraFieldNames.size();
        for (size_t i = 0; i< extraCount; i++)
            fb->add(extraFieldNames[i], extraFields[i]);

        returnedStruc = fb->createStructure();

        if (!isExtended)
            ntndarrayStruc[index] = returnedStruc; 
    }
    else
    {
        return ntndarrayStruc[index];
    }

    return returnedStruc;
}