Examples with IScalarEvaluator org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator used on opensource projects

Example 16 with IScalarEvaluator

use of org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator in project asterixdb by apache.

the class ParseTimeDescriptor method createEvaluatorFactory.

@Override
public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args) {
    return new IScalarEvaluatorFactory() {

        private static final long serialVersionUID = 1L;

        @Override
        public IScalarEvaluator createScalarEvaluator(final IHyracksTaskContext ctx) throws HyracksDataException {
            return new IScalarEvaluator() {

                private ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage();

                private DataOutput out = resultStorage.getDataOutput();

                private IPointable argPtr0 = new VoidPointable();

                private IPointable argPtr1 = new VoidPointable();

                private IScalarEvaluator eval0 = args[0].createScalarEvaluator(ctx);

                private IScalarEvaluator eval1 = args[1].createScalarEvaluator(ctx);

                @SuppressWarnings("unchecked")
                private ISerializerDeserializer<ATime> timeSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ATIME);

                private AMutableTime aTime = new AMutableTime(0);

                private final UTF8StringPointable utf8Ptr = new UTF8StringPointable();

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    resultStorage.reset();
                    eval0.evaluate(tuple, argPtr0);
                    eval1.evaluate(tuple, argPtr1);
                    byte[] bytes0 = argPtr0.getByteArray();
                    int offset0 = argPtr0.getStartOffset();
                    int len0 = argPtr0.getLength();
                    byte[] bytes1 = argPtr1.getByteArray();
                    int offset1 = argPtr1.getStartOffset();
                    int len1 = argPtr1.getLength();
                    if (bytes0[offset0] != ATypeTag.SERIALIZED_STRING_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 0, bytes0[offset0], ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                    }
                    if (bytes1[offset1] != ATypeTag.SERIALIZED_STRING_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 1, bytes1[offset1], ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                    }
                    utf8Ptr.set(bytes0, offset0 + 1, len0 - 1);
                    int start0 = utf8Ptr.getCharStartOffset();
                    int length0 = utf8Ptr.getUTF8Length();
                    utf8Ptr.set(bytes1, offset1 + 1, len1 - 1);
                    int start1 = utf8Ptr.getCharStartOffset();
                    int length1 = utf8Ptr.getUTF8Length();
                    long chronon = 0;
                    int formatStart = start1;
                    int formatLength;
                    boolean processSuccessfully = false;
                    while (!processSuccessfully && formatStart < start1 + length1) {
                        // search for "|"
                        formatLength = 0;
                        for (; formatStart + formatLength < start1 + length1; formatLength++) {
                            if (bytes1[formatStart + formatLength] == '|') {
                                break;
                            }
                        }
                        try {
                            chronon = DT_UTILS.parseDateTime(bytes0, start0, length0, bytes1, formatStart, formatLength, DateTimeParseMode.TIME_ONLY);
                        } catch (AsterixTemporalTypeParseException ex) {
                            formatStart += formatLength + 1;
                            continue;
                        }
                        processSuccessfully = true;
                    }
                    if (!processSuccessfully) {
                        throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_TIME_TYPE_TAG);
                    }
                    aTime.setValue((int) chronon);
                    timeSerde.serialize(aTime, out);
                    result.set(resultStorage);
                }
            };
        }
    };
}

Example 17 with IScalarEvaluator

use of org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator in project asterixdb by apache.

the class YearMonthDurationComparatorDescriptor method createEvaluatorFactory.

@Override
public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args) {
    return new IScalarEvaluatorFactory() {

        private static final long serialVersionUID = 1L;

        @Override
        public IScalarEvaluator createScalarEvaluator(final IHyracksTaskContext ctx) throws HyracksDataException {
            return new IScalarEvaluator() {

                private ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage();

                private DataOutput out = resultStorage.getDataOutput();

                private IPointable argPtr0 = new VoidPointable();

                private IPointable argPtr1 = new VoidPointable();

                private IScalarEvaluator eval0 = args[0].createScalarEvaluator(ctx);

                private IScalarEvaluator eval1 = args[1].createScalarEvaluator(ctx);

                @SuppressWarnings("unchecked")
                private ISerializerDeserializer<ABoolean> boolSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ABOOLEAN);

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    resultStorage.reset();
                    eval0.evaluate(tuple, argPtr0);
                    eval1.evaluate(tuple, argPtr1);
                    byte[] bytes0 = argPtr0.getByteArray();
                    int offset0 = argPtr0.getStartOffset();
                    byte[] bytes1 = argPtr1.getByteArray();
                    int offset1 = argPtr1.getStartOffset();
                    if (bytes0[offset0] != ATypeTag.SERIALIZED_DURATION_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 0, bytes0[offset0], ATypeTag.SERIALIZED_DURATION_TYPE_TAG);
                    }
                    if (bytes1[offset1] != ATypeTag.SERIALIZED_DURATION_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 1, bytes1[offset1], ATypeTag.SERIALIZED_DURATION_TYPE_TAG);
                    }
                    if ((ADurationSerializerDeserializer.getDayTime(bytes0, offset0 + 1) != 0) || (ADurationSerializerDeserializer.getDayTime(bytes1, offset1 + 1) != 0)) {
                        throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_YEAR_MONTH_DURATION_TYPE_TAG);
                    }
                    if (ADurationSerializerDeserializer.getYearMonth(bytes0, offset0 + 1) > ADurationSerializerDeserializer.getYearMonth(bytes1, offset1 + 1)) {
                        boolSerde.serialize(isGreaterThan ? ABoolean.TRUE : ABoolean.FALSE, out);
                    } else {
                        boolSerde.serialize(isGreaterThan ? ABoolean.FALSE : ABoolean.TRUE, out);
                    }
                    result.set(resultStorage);
                }
            };
        }
    };
}

Example 18 with IScalarEvaluator

use of org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator in project asterixdb by apache.

the class GetDayTimeDurationDescriptor method createEvaluatorFactory.

@Override
public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args) {
    return new IScalarEvaluatorFactory() {

        private static final long serialVersionUID = 1L;

        @Override
        public IScalarEvaluator createScalarEvaluator(final IHyracksTaskContext ctx) throws HyracksDataException {
            return new IScalarEvaluator() {

                private ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage();

                private DataOutput out = resultStorage.getDataOutput();

                private IPointable argPtr0 = new VoidPointable();

                private IScalarEvaluator eval0 = args[0].createScalarEvaluator(ctx);

                @SuppressWarnings("unchecked")
                private ISerializerDeserializer<ADayTimeDuration> dayTimeDurationSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ADAYTIMEDURATION);

                AMutableDayTimeDuration aDayTimeDuration = new AMutableDayTimeDuration(0);

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    resultStorage.reset();
                    eval0.evaluate(tuple, argPtr0);
                    byte[] bytes = argPtr0.getByteArray();
                    int offset = argPtr0.getStartOffset();
                    if (bytes[offset] != ATypeTag.SERIALIZED_DURATION_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 0, bytes[offset], ATypeTag.SERIALIZED_DURATION_TYPE_TAG);
                    }
                    aDayTimeDuration.setMilliseconds(ADurationSerializerDeserializer.getDayTime(bytes, offset + 1));
                    dayTimeDurationSerde.serialize(aDayTimeDuration, out);
                    result.set(resultStorage);
                }
            };
        }
    };
}

Example 19 with IScalarEvaluator

use of org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator in project asterixdb by apache.

the class GetOverlappingIntervalDescriptor method createEvaluatorFactory.

@Override
public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args) {
    return new IScalarEvaluatorFactory() {

        private static final long serialVersionUID = 1L;

        @Override
        public IScalarEvaluator createScalarEvaluator(final IHyracksTaskContext ctx) throws HyracksDataException {
            return new IScalarEvaluator() {

                protected final IntervalLogic il = new IntervalLogic();

                private ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage();

                private DataOutput out = resultStorage.getDataOutput();

                private TaggedValuePointable argPtr0 = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();

                private TaggedValuePointable argPtr1 = (TaggedValuePointable) TaggedValuePointable.FACTORY.createPointable();

                private AIntervalPointable interval0 = (AIntervalPointable) AIntervalPointable.FACTORY.createPointable();

                private AIntervalPointable interval1 = (AIntervalPointable) AIntervalPointable.FACTORY.createPointable();

                private IScalarEvaluator eval0 = args[0].createScalarEvaluator(ctx);

                private IScalarEvaluator eval1 = args[1].createScalarEvaluator(ctx);

                private final AMutableInterval aInterval = new AMutableInterval(0, 0, (byte) -1);

                @SuppressWarnings("unchecked")
                private final ISerializerDeserializer<ANull> nullSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ANULL);

                @SuppressWarnings("unchecked")
                private final ISerializerDeserializer<AInterval> intervalSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINTERVAL);

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    resultStorage.reset();
                    eval0.evaluate(tuple, argPtr0);
                    eval1.evaluate(tuple, argPtr1);
                    byte type0 = argPtr0.getTag();
                    byte type1 = argPtr1.getTag();
                    if (type0 == ATypeTag.SERIALIZED_INTERVAL_TYPE_TAG && type0 == type1) {
                        argPtr0.getValue(interval0);
                        argPtr1.getValue(interval1);
                        byte intervalType0 = interval0.getType();
                        byte intervalType1 = interval1.getType();
                        if (intervalType0 != intervalType1) {
                            throw new IncompatibleTypeException(getIdentifier(), intervalType0, intervalType1);
                        }
                        if (il.overlaps(interval0, interval1) || il.overlappedBy(interval0, interval1) || il.covers(interval0, interval1) || il.coveredBy(interval0, interval1)) {
                            long start = Math.max(interval0.getStartValue(), interval1.getStartValue());
                            long end = Math.min(interval0.getEndValue(), interval1.getEndValue());
                            aInterval.setValue(start, end, intervalType0);
                            intervalSerde.serialize(aInterval, out);
                        } else {
                            nullSerde.serialize(ANull.NULL, out);
                        }
                        result.set(resultStorage);
                        return;
                    } else if (type0 != ATypeTag.SERIALIZED_INTERVAL_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 0, type0, ATypeTag.SERIALIZED_INTERVAL_TYPE_TAG);
                    } else {
                        throw new IncompatibleTypeException(getIdentifier(), type0, type1);
                    }
                }
            };
        }
    };
}

Example 20 with IScalarEvaluator

use of org.apache.hyracks.algebricks.runtime.base.IScalarEvaluator in project asterixdb by apache.

the class GetYearMonthDurationDescriptor method createEvaluatorFactory.

@Override
public IScalarEvaluatorFactory createEvaluatorFactory(final IScalarEvaluatorFactory[] args) {
    return new IScalarEvaluatorFactory() {

        private static final long serialVersionUID = 1L;

        @Override
        public IScalarEvaluator createScalarEvaluator(final IHyracksTaskContext ctx) throws HyracksDataException {
            return new IScalarEvaluator() {

                private ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage();

                private DataOutput out = resultStorage.getDataOutput();

                private IPointable argPtr0 = new VoidPointable();

                private IScalarEvaluator eval0 = args[0].createScalarEvaluator(ctx);

                @SuppressWarnings("unchecked")
                private ISerializerDeserializer<AYearMonthDuration> yearMonthDurationSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AYEARMONTHDURATION);

                AMutableYearMonthDuration aYearMonthDuration = new AMutableYearMonthDuration(0);

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    resultStorage.reset();
                    eval0.evaluate(tuple, argPtr0);
                    byte[] bytes0 = argPtr0.getByteArray();
                    int offset0 = argPtr0.getStartOffset();
                    if (bytes0[offset0] != ATypeTag.SERIALIZED_DURATION_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 0, bytes0[offset0], ATypeTag.SERIALIZED_DURATION_TYPE_TAG);
                    }
                    aYearMonthDuration.setMonths(ADurationSerializerDeserializer.getYearMonth(bytes0, offset0 + 1));
                    yearMonthDurationSerde.serialize(aYearMonthDuration, out);
                    result.set(resultStorage);
                }
            };
        }
    };
}