Package org.apache.vxquery.datamodel.accessors

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

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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.setEmptySequence(result);
                        return;
                    } else {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final SequenceBuilder sb = new SequenceBuilder();
        final SequencePointable seq = new SequencePointable();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();
        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                try {
                    TaggedValuePointable tvp = args[0];
                    if (tvp.getTag() == ValueTag.SEQUENCE_TAG) {
                        abvs.reset();
                        sb.reset(abvs);
                        tvp.getValue(seq);
                        int seqLen = seq.getEntryCount();
                        for (int j = 0; j < seqLen; ++j) {
                            seq.getEntry(seqLen - j - 1, p);
                            sb.addItem(p);
                        }
                        sb.finish();
                        result.set(abvs);
                    } else {
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    }

    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final SequencePointable seqp = new SequencePointable();
        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 || seqp.getEntryCount() == 1) {
                        result.set(tvp);
                    } else {
                        throw new SystemException(ErrorCode.FORG0003);
                    }
                } else {
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    }

    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final SequencePointable seqp = new SequencePointable();
        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 = new SequencePointable();
        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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    }

    private void copyElement(ElementNodeBuilder enb, DictionaryBuilder db, NodeTreePointable ntp,
            ElementNodePointable enp) throws IOException {
        UTF8StringPointable strp = ppool.takeOne(UTF8StringPointable.class);
        SequencePointable seqp = ppool.takeOne(SequencePointable.class);
        AttributeNodePointable anp = ppool.takeOne(AttributeNodePointable.class);
        TaggedValuePointable tvp = ppool.takeOne(TaggedValuePointable.class);
        ElementNodePointable cenp = ppool.takeOne(ElementNodePointable.class);
        try {
            ElementNodeBuilder tempEnb = createENB();
            enb.startChild(tempEnb);
            enp.getName(cqp);
            int newURICode = recode(cqp.getNamespaceCode(), ntp, db, strp);
            int newPrefixCode = recode(cqp.getPrefixCode(), ntp, db, strp);
            int newLocalCode = recode(cqp.getLocalCode(), ntp, db, strp);
            tempEnb.setName(newURICode, newLocalCode, newPrefixCode);
            tempEnb.startAttributeChunk();
            if (enp.attributesChunkExists()) {
                enp.getAttributeSequence(ntp, seqp);
                for (int i = 0; i < seqp.getEntryCount(); ++i) {
                    seqp.getEntry(i, tvp);
                    tvp.getValue(anp);
                    copyAttribute(tempEnb, db, ntp, anp);
                }
            }
            tempEnb.endAttributeChunk();
            tempEnb.startChildrenChunk();
            if (enp.childrenChunkExists()) {
                enp.getChildrenSequence(ntp, seqp);
                for (int i = 0; i < seqp.getEntryCount(); ++i) {
                    seqp.getEntry(i, tvp);
                    byte nTag = tvp.getTag();
                    switch (nTag) {
                        case ValueTag.ELEMENT_NODE_TAG: {
                            tvp.getValue(cenp);
                            copyElement(tempEnb, db, ntp, cenp);
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        }
    }

    private void copyDocument(ElementNodeBuilder enb, DictionaryBuilder db, NodeTreePointable ntp,
            DocumentNodePointable dnp) throws IOException {
        SequencePointable seqp = ppool.takeOne(SequencePointable.class);
        AttributeNodePointable anp = ppool.takeOne(AttributeNodePointable.class);
        TaggedValuePointable tvp = ppool.takeOne(TaggedValuePointable.class);
        ElementNodePointable cenp = ppool.takeOne(ElementNodePointable.class);
        try {
            dnp.getContent(ntp, seqp);
            for (int i = 0; i < seqp.getEntryCount(); ++i) {
                seqp.getEntry(i, tvp);
                if (tvp.getTag() == ValueTag.ELEMENT_NODE_TAG) {
                    tvp.getValue(cenp);
                    copyElement(enb, db, ntp, cenp);
                    break;
                }
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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 = new SequencePointable();
        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 ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final SequenceBuilder sb = new SequenceBuilder();
        final SequencePointable seq = new SequencePointable();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();
        final DoublePointable doublep = (DoublePointable) DoublePointable.FACTORY.createPointable();
        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
        final XSDecimalPointable decp = (XSDecimalPointable) XSDecimalPointable.FACTORY.createPointable();
        final ArrayBackedValueStorage abvsRound = new ArrayBackedValueStorage();
        final FnRoundOperation round = new FnRoundOperation();
        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                try {
                    long startingLoc;
                    TaggedValuePointable tvp2 = args[1];
                    startingLoc = getLongFromArgument(tvp2);
                    if (startingLoc < 1) {
                        startingLoc = 1;
                    }

                    // Get length.
                    long endingLoc = Long.MAX_VALUE;
                    if (args.length > 2) {
                        TaggedValuePointable tvp3 = args[2];
                        endingLoc = getLongFromArgument(tvp3) + startingLoc;
                    }

                    abvs.reset();
                    sb.reset(abvs);
                    TaggedValuePointable tvp1 = args[0];
                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seq);
                        int seqLen = seq.getEntryCount();
                        if (endingLoc < startingLoc) {
                            // Empty sequence.
                        } else if (startingLoc == 1 && endingLoc > seqLen) {
                            // Includes whole sequence.
                            result.set(tvp1);
                            return;
                        } else {
                            for (int j = 0; j < seqLen; ++j) {
                                if (startingLoc <= j + 1 && j + 1 < endingLoc) {
                                    seq.getEntry(j, p);
                                    sb.addItem(p);
                                }
                            }
                        }
                    } else if (startingLoc == 1 && endingLoc > 1) {
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        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);
        final int partition = ctx.getTaskAttemptId().getTaskId().getPartition();
        final ITreeNodeIdProvider nodeIdProvider = new TreeNodeIdProvider((short) partition);
        final String nodeId = ctx.getJobletContext().getApplicationContext().getNodeId();

        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.setEmptySequence(result);
                        return;
                    } else {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
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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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