Package org.apache.vxquery.datamodel.accessors

Examples of org.apache.vxquery.datamodel.accessors.SequencePointable

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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final UTF8StringPointable stringp = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final ICharacterIterator charIterator = new UpperCaseCharacterIterator(new UTF8StringCharacterIterator(stringp));
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final TaggedValuePointable tvp = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();

        return new AbstractCharacterIteratorCopyingEvaluator(args, charIterator) {
            @Override
            protected void preEvaluate(TaggedValuePointable[] args) throws SystemException {
                TaggedValuePointable tvp1 = args[0];

                // Only accept strings as input.
                if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp1.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setEmptyString(tvp);
                        tvp.getValue(stringp);
                    } else {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
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    }

    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp = args[0];
                if (tvp.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp.getValue(seqp);
                    if (seqp.getEntryCount() > 0) {
                        result.set(tvp);
                    } else {
                        throw new SystemException(ErrorCode.FORG0004);
                    }
                } else {
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    }

    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp = args[0];
                if (tvp.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp.getValue(seqp);
                    if (seqp.getEntryCount() == 1) {
                        result.set(tvp);
                    } else {
                        throw new SystemException(ErrorCode.FORG0005);
                    }
                } else {
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final UTF8StringPointable stringp = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final ICharacterIterator charIterator = new LowerCaseCharacterIterator(new UTF8StringCharacterIterator(stringp));
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final TaggedValuePointable tvp = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();

        return new AbstractCharacterIteratorCopyingEvaluator(args, charIterator) {
            @Override
            protected void preEvaluate(TaggedValuePointable[] args) throws SystemException {
                TaggedValuePointable tvp1 = args[0];

                // Only accept strings as input.
                if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp1.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setEmptyString(tvp);
                        tvp.getValue(stringp);
                    } else {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
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    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final InputSource in = new InputSource();
        final UTF8StringPointable stringp = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final ByteBufferInputStream bbis = new ByteBufferInputStream();
        final DataInputStream di = new DataInputStream(bbis);

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp = args[0];
                if (tvp.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setFalse(result);
                        return;
                    } else {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
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            throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final ArrayBackedValueStorage abvsInner = new ArrayBackedValueStorage();
        final DataOutput dOutInner = abvsInner.getDataOutput();
        final SequenceBuilder sb = new SequenceBuilder();
        final SequencePointable seq = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final DynamicContext dCtx = (DynamicContext) ctx.getJobletContext().getGlobalJobData();
        final AbstractValueComparisonOperation aOp = new ValueEqComparisonOperation();
        final TaggedValuePointable tvp = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                try {
                    abvs.reset();
                    sb.reset(abvs);
                    TaggedValuePointable tvp1 = args[0];
                    TaggedValuePointable tvp2 = args[1];

                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seq);
                        int seqLen = seq.getEntryCount();
                        for (int j = 0; j < seqLen; ++j) {
                            seq.getEntry(j, p);
                            tvp.set(p.getByteArray(), p.getStartOffset(), p.getLength());
                            if (FunctionHelper.compareTaggedValues(aOp, tvp, tvp2, dCtx)) {
                                abvsInner.reset();
                                dOutInner.write(ValueTag.XS_INTEGER_TAG);
                                dOutInner.writeLong(j + 1);
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final TaggedValuePointable tvp = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();
        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp1 = args[0];
                try {
                    // Byte Format: Type (1 byte) + String Length (2 bytes) + String.
                    DataOutput out = abvs.getDataOutput();
                    out.write(ValueTag.XS_STRING_TAG);

                    // Default values for the length and update later
                    out.write(0);
                    out.write(0);

                    // Only accept sequences of integers or an integer as input.
                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seqp);
                        for (int j = 0; j < seqp.getEntryCount(); ++j) {
                            seqp.getEntry(j, p);
                            tvp.set(p.getByteArray(), p.getStartOffset(), p.getLength());
                            tvp.getValue(longp);
                            if (!Character.isDefined(longp.intValue())) {
                                throw new SystemException(ErrorCode.FOCH0001);
                            }
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final ArrayBackedValueStorage abvsInner = new ArrayBackedValueStorage();
        final DataOutput dOutInner = abvsInner.getDataOutput();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp1 = args[0];
                if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp1.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setEmptySequence(result);
                        return;
                    }
                }
                if (tvp1.getTag() != getInputTag()) {
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        final UTF8StringPointable paramQName = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final DataOutput dOut = abvs.getDataOutput();
        final ArrayBackedValueStorage abvsParamQName = new ArrayBackedValueStorage();
        final DataOutput dOutParamQName = abvsParamQName.getDataOutput();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final TaggedValuePointable tvp = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp1 = args[0];
                TaggedValuePointable tvp2 = args[1];

                // Only accept a strings.
                if (args.length == 2) {
                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seqp);
                        if (seqp.getEntryCount() == 0) {
                            XDMConstants.setEmptyString(tvp);
                            tvp.getValue(paramURI);
                        } else {
                            throw new SystemException(ErrorCode.FORG0006);
                        }
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final XSQNamePointable qnamep = (XSQNamePointable) XSQNamePointable.FACTORY.createPointable();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final UTF8StringPointable stringp = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final DataOutput dOut = abvs.getDataOutput();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp1 = args[0];

                // Only accept a QNames or empty sequence.
                if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp1.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setEmptySequence(result);
                        return;
                    }
                    // Pass through.
                }
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Related Classes of org.apache.vxquery.datamodel.accessors.SequencePointable

  • org.apache.vxquery.runtime.functions.aggregate.AbstractMaxMinAggregateEvaluatorFactory
  • org.apache.vxquery.runtime.functions.aggregate.AbstractMaxMinScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.aggregate.AvgGlobalAggregateEvaluatorFactory
  • org.apache.vxquery.runtime.functions.aggregate.FnAvgScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.aggregate.FnCountScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.aggregate.FnSumScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.arithmetic.AbstractArithmeticScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.bool.FnBooleanScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.comparison.AbstractValueComparisonScalarEvaluatorFactory
  • org.apache.vxquery.runtime.functions.comparison.general.AbstractGeneralComparisonScalarEvaluatorFactory
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