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 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) {
                        XDMConstants.setTrue(result);
                        return;
                    }
                }
                XDMConstants.setFalse(result);
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    @Override
    protected IAggregateEvaluator createEvaluator(IScalarEvaluator[] args) throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final GrowableIntArray slots = new GrowableIntArray();
        final ArrayBackedValueStorage dataArea = new ArrayBackedValueStorage();
        final SequencePointable seq = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();
        return new AbstractTaggedValueArgumentAggregateEvaluator(args) {
            @Override
            public void init() throws AlgebricksException {
                abvs.reset();
                slots.clear();
                dataArea.reset();
            }

            @Override
            public void finish(IPointable result) throws AlgebricksException {
                if (slots.getSize() != 1) {
                    try {
                        assembleResult(abvs, slots, dataArea);
                    } catch (SystemException e) {
                        throw new AlgebricksException(e);
                    }
                    result.set(abvs);
                } else {
                    result.set(dataArea);
                }
           }

            @Override
            protected void step(TaggedValuePointable[] args) throws SystemException {
                TaggedValuePointable tvp = args[0];
                if (tvp.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp.getValue(seq);
                    int seqLen = seq.getEntryCount();
                    for (int j = 0; j < seqLen; ++j) {
                        seq.getEntry(j, p);
                        addItem(p);
                    }
                } else {
                    addItem(tvp);
                }
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    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final XSDurationPointable durationp = (XSDurationPointable) XSDurationPointable.FACTORY.createPointable();
        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
        final IntegerPointable intp = (IntegerPointable) IntegerPointable.FACTORY.createPointable();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final ArrayBackedValueStorage abvsInner = new ArrayBackedValueStorage();
        final DataOutput dOutInner = abvsInner.getDataOutput();

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

                switch (tvp1.getTag()) {
                    case ValueTag.SEQUENCE_TAG:
                        tvp1.getValue(seqp);
                        if (seqp.getEntryCount() == 0) {
                            XDMConstants.setEmptySequence(result);
                            return;
                        }
                        break;
                    case ValueTag.XS_DURATION_TAG:
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            throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final DataOutput dOut = abvs.getDataOutput();
        final AbstractValueComparisonOperation aOp = createValueComparisonOperation();
        final DynamicContext dCtx = (DynamicContext) ctx.getJobletContext().getGlobalJobData();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
       
        final ArrayBackedValueStorage abvsInteger1 = new ArrayBackedValueStorage();
        final DataOutput dOutInteger1 = abvsInteger1.getDataOutput();
        final ArrayBackedValueStorage abvsInteger2 = new ArrayBackedValueStorage();
        final DataOutput dOutInteger2 = abvsInteger2.getDataOutput();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp1 = args[0];
                TaggedValuePointable tvp2 = args[1];
               
                if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp1.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setEmptySequence(result);
                        return;
                    }
                    throw new SystemException(ErrorCode.XPTY0004);
                }
                if (tvp2.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp2.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        XDMConstants.setEmptySequence(result);
                        return;
                    }
                    throw new SystemException(ErrorCode.XPTY0004);
                }
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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 = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();
        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                try {
                    TaggedValuePointable tvp2 = args[1];
                    if (tvp2.getTag() != ValueTag.XS_INTEGER_TAG) {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
                    tvp2.getValue(longp);

                    abvs.reset();
                    sb.reset(abvs);
                    TaggedValuePointable tvp1 = args[0];
                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seq);
                        int seqLen = seq.getEntryCount();
                        if (longp.getLong() < 1 || longp.getLong() > seqLen) {
                            // Position is outside the sequence. Return target.
                            result.set(tvp1);
                            return;
                        } else {
                            for (int j = 0; j < seqLen; ++j) {
                                if (longp.getLong() != j + 1) {
                                    seq.getEntry(j, p);
                                    sb.addItem(p);
                                }
                            }
                        }
                    } else if (longp.getLong() != 1) {
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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final AbstractArithmeticOperation aOp = createArithmeticOperation();
        final SequencePointable seqp = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final DynamicContext dCtx = (DynamicContext) ctx.getJobletContext().getGlobalJobData();

        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                TaggedValuePointable tvp1 = args[0];
                TaggedValuePointable tvp2 = args[1];
                if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp1.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        result.set(tvp1);
                        return;
                    }
                    throw new SystemException(ErrorCode.XPTY0004);
                }
                if (tvp2.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp2.getValue(seqp);
                    if (seqp.getEntryCount() == 0) {
                        result.set(tvp2);
                        return;
                    }
                    throw new SystemException(ErrorCode.XPTY0004);
                }
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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 urip = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final UTF8StringPointable localnamep = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final UTF8StringPointable prefixp = (UTF8StringPointable) UTF8StringPointable.FACTORY.createPointable();
        final UTF8StringPointable descriptionp = (UTF8StringPointable) UTF8StringPointable.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 {

                // No parameters.
                if (args.length == 0) {
                    throw new SystemException(ErrorCode.FOER0000);
                }
                String namespaceURI;
                String localPart;

                // Only QName parameter.
                if (args.length == 1) {
                    TaggedValuePointable tvp1 = args[0];
                    if (tvp1.getTag() != ValueTag.XS_QNAME_TAG) {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
                    tvp1.getValue(qnamep);
                    qnamep.getUri(urip);
                    qnamep.getLocalName(localnamep);
                    namespaceURI = FunctionHelper.getStringFromPointable(urip, bbis, di);
                    localPart = FunctionHelper.getStringFromPointable(localnamep, bbis, di);

                    // TODO Update to dynamic error.
                    throw new SystemException(ErrorCode.FOER0000);
                }

                // Only QName, description and optional error-object parameters.
                if (args.length > 1) {
                    TaggedValuePointable tvp1 = args[0];
                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seqp);
                        if (seqp.getEntryCount() == 0) {
                            namespaceURI = "http://www.w3.org/2005/xqt-errors";
                            localPart = "FOER0000";
                        } else {
                            throw new SystemException(ErrorCode.FORG0006);
                        }
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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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    @Override
    protected IScalarEvaluator createEvaluator(IHyracksTaskContext ctx, IScalarEvaluator[] args)
            throws AlgebricksException {
        final ArrayBackedValueStorage abvs = new ArrayBackedValueStorage();
        final SequenceBuilder sb = new SequenceBuilder();
        final SequencePointable seq = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final SequencePointable seq2 = (SequencePointable) SequencePointable.FACTORY.createPointable();
        final VoidPointable p = (VoidPointable) VoidPointable.FACTORY.createPointable();
        final LongPointable longp = (LongPointable) LongPointable.FACTORY.createPointable();
        return new AbstractTaggedValueArgumentScalarEvaluator(args) {
            @Override
            protected void evaluate(TaggedValuePointable[] args, IPointable result) throws SystemException {
                try {
                    TaggedValuePointable tvp2 = args[1];
                    if (tvp2.getTag() != ValueTag.XS_INTEGER_TAG) {
                        throw new SystemException(ErrorCode.FORG0006);
                    }
                    tvp2.getValue(longp);

                    abvs.reset();
                    sb.reset(abvs);
                    TaggedValuePointable tvp1 = args[0];
                    TaggedValuePointable tvp3 = args[2];
                    if (tvp1.getTag() == ValueTag.SEQUENCE_TAG) {
                        tvp1.getValue(seq);
                        int seqLen = seq.getEntryCount();
                        if (longp.getLong() < 1) {
                            // Add to the beginning.
                            addArgumentToSequence(tvp3);
                        }
                        if (seqLen > 0) {
                            for (int j = 0; j < seqLen; ++j) {
                                if (longp.getLong() == j + 1) {
                                    addArgumentToSequence(tvp3);
                                }
                                seq.getEntry(j, p);
                                sb.addItem(p);
                            }
                        }
                        if (longp.getLong() > seqLen) {
                            // Add to the end.
                            addArgumentToSequence(tvp3);
                        }

                    } else {
                        if (longp.getLong() <= 1) {
                            addArgumentToSequence(tvp3);
                            sb.addItem(tvp1);
                        } else {
                            sb.addItem(tvp1);
                            addArgumentToSequence(tvp3);
                        }
                    }
                    sb.finish();
                    result.set(abvs);
                } catch (IOException e) {
                    throw new SystemException(ErrorCode.SYSE0001);
                }
            }

            private void addArgumentToSequence(TaggedValuePointable tvp) throws IOException {
                if (tvp.getTag() == ValueTag.SEQUENCE_TAG) {
                    tvp.getValue(seq2);
                    int seqLen = seq2.getEntryCount();
                    if (seqLen > 0) {
                        for (int j = 0; j < seqLen; ++j) {
                            seq2.getEntry(j, p);
                            sb.addItem(p);
                        }
                    }
                } else {
                    sb.addItem(tvp);
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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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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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