Examples with UTF8StringPointable org.apache.hyracks.data.std.primitive.UTF8StringPointable used on opensource projects

Example 41 with UTF8StringPointable

use of org.apache.hyracks.data.std.primitive.UTF8StringPointable in project asterixdb by apache.

the class AInt64ConstructorDescriptor method createEvaluatorFactory.

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

        private static final long serialVersionUID = 1L;

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

                private ArrayBackedValueStorage resultStorage = new ArrayBackedValueStorage();

                private DataOutput out = resultStorage.getDataOutput();

                private IPointable inputArg = new VoidPointable();

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

                private long value;

                private int offset;

                private boolean positive;

                private AMutableInt64 aInt64 = new AMutableInt64(0);

                @SuppressWarnings("unchecked")
                private ISerializerDeserializer<AInt64> int64Serde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT64);

                private final UTF8StringPointable utf8Ptr = new UTF8StringPointable();

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    try {
                        resultStorage.reset();
                        eval.evaluate(tuple, inputArg);
                        byte[] serString = inputArg.getByteArray();
                        int startOffset = inputArg.getStartOffset();
                        int len = inputArg.getLength();
                        if (serString[startOffset] == ATypeTag.SERIALIZED_STRING_TYPE_TAG) {
                            utf8Ptr.set(serString, startOffset + 1, len - 1);
                            offset = utf8Ptr.getCharStartOffset();
                            //accumulating value in negative domain
                            //otherwise Long.MIN_VALUE = -(Long.MAX_VALUE + 1) would have caused overflow
                            value = 0;
                            positive = true;
                            long limit = -Long.MAX_VALUE;
                            if (serString[offset] == '+') {
                                offset++;
                            } else if (serString[offset] == '-') {
                                offset++;
                                positive = false;
                                limit = Long.MIN_VALUE;
                            }
                            int end = startOffset + len;
                            for (; offset < end; offset++) {
                                int digit;
                                if (serString[offset] >= '0' && serString[offset] <= '9') {
                                    value *= 10;
                                    digit = serString[offset] - '0';
                                } else if (serString[offset] == 'i' && serString[offset + 1] == '6' && serString[offset + 2] == '4' && offset + 3 == end) {
                                    break;
                                } else {
                                    throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT64_TYPE_TAG);
                                }
                                if (value < limit + digit) {
                                    throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT64_TYPE_TAG);
                                }
                                value -= digit;
                            }
                            if (value > 0) {
                                throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT64_TYPE_TAG);
                            }
                            if (value < 0 && positive) {
                                value *= -1;
                            }
                            aInt64.setValue(value);
                            int64Serde.serialize(aInt64, out);
                        } else {
                            throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT64_TYPE_TAG);
                        }
                        result.set(resultStorage);
                    } catch (IOException e) {
                        throw new InvalidDataFormatException(getIdentifier(), e, ATypeTag.SERIALIZED_INT64_TYPE_TAG);
                    }
                }
            };
        }
    };
}

Example 42 with UTF8StringPointable

use of org.apache.hyracks.data.std.primitive.UTF8StringPointable in project asterixdb by apache.

the class PrintBinaryDescriptor 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 AbstractBinaryScalarEvaluator(ctx, args) {

                private StringBuilder stringBuilder = new StringBuilder();

                private final ByteArrayPointable byteArrayPtr = new ByteArrayPointable();

                private final UTF8StringPointable formatPointable = new UTF8StringPointable();

                private final UTF8StringWriter writer = new UTF8StringWriter();

                @Override
                public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
                    resultStorage.reset();
                    evaluators[0].evaluate(tuple, pointables[0]);
                    evaluators[1].evaluate(tuple, pointables[1]);
                    try {
                        ATypeTag arg0Tag = ATypeTag.VALUE_TYPE_MAPPING[pointables[0].getByteArray()[pointables[0].getStartOffset()]];
                        ATypeTag arg1Tag = ATypeTag.VALUE_TYPE_MAPPING[pointables[1].getByteArray()[pointables[1].getStartOffset()]];
                        checkTypeMachingThrowsIfNot(getIdentifier().getName(), EXPECTED_INPUT_TAGS, arg0Tag, arg1Tag);
                        byteArrayPtr.set(pointables[0].getByteArray(), pointables[0].getStartOffset() + 1, pointables[0].getLength());
                        formatPointable.set(pointables[1].getByteArray(), pointables[1].getStartOffset() + 1, pointables[1].getLength());
                        int lengthBinary = byteArrayPtr.getContentLength();
                        stringBuilder.setLength(0);
                        if (HEX_FORMAT.ignoreCaseCompareTo(formatPointable) == 0) {
                            HexPrinter.printHexString(byteArrayPtr.getByteArray(), byteArrayPtr.getContentStartOffset(), lengthBinary, stringBuilder);
                        } else if (BASE64_FORMAT.ignoreCaseCompareTo(formatPointable) == 0) {
                            Base64Printer.printBase64Binary(byteArrayPtr.getByteArray(), byteArrayPtr.getContentStartOffset(), lengthBinary, stringBuilder);
                        } else {
                            throw new UnsupportedItemTypeException(getIdentifier(), arg1Tag.serialize());
                        }
                        dataOutput.writeByte(ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                        writer.writeUTF8(stringBuilder.toString(), dataOutput);
                    } catch (IOException e) {
                        throw new HyracksDataException(e);
                    }
                    result.set(resultStorage);
                }
            };
        }
    };
}

Example 43 with UTF8StringPointable

use of org.apache.hyracks.data.std.primitive.UTF8StringPointable in project asterixdb by apache.

the class AdjustDateTimeForTimeZoneDescriptor method createEvaluatorFactory.

/* (non-Javadoc)
     * @see org.apache.asterix.runtime.base.IScalarFunctionDynamicDescriptor#createEvaluatorFactory(org.apache.hyracks.algebricks.runtime.base.ICopyEvaluatorFactory[])
     */
@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);

                // possible output types
                private GregorianCalendarSystem calInstance = GregorianCalendarSystem.getInstance();

                private final UTF8StringPointable utf8Ptr = new UTF8StringPointable();

                private final UTF8StringWriter utf8Writer = new UTF8StringWriter();

                @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();
                    int len1 = argPtr1.getLength();
                    try {
                        if (bytes0[offset0] != ATypeTag.SERIALIZED_DATETIME_TYPE_TAG) {
                            throw new TypeMismatchException(getIdentifier(), 0, bytes0[offset0], ATypeTag.SERIALIZED_DATETIME_TYPE_TAG);
                        }
                        if (bytes1[offset1] != ATypeTag.SERIALIZED_STRING_TYPE_TAG) {
                            throw new TypeMismatchException(getIdentifier(), 1, bytes1[offset1], ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                        }
                        utf8Ptr.set(bytes1, offset1 + 1, len1 - 1);
                        int timezone = ATimeParserFactory.parseTimezonePart(utf8Ptr.getByteArray(), utf8Ptr.getCharStartOffset());
                        if (!calInstance.validateTimeZone(timezone)) {
                            throw new InvalidDataFormatException(getIdentifier(), "timezone");
                        }
                        long chronon = ADateTimeSerializerDeserializer.getChronon(bytes0, offset0 + 1);
                        chronon = calInstance.adjustChrononByTimezone(chronon, timezone);
                        StringBuilder sbder = new StringBuilder();
                        calInstance.getExtendStringRepUntilField(chronon, timezone, sbder, Fields.YEAR, Fields.MILLISECOND, true);
                        out.writeByte(ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                        utf8Writer.writeUTF8(sbder.toString(), out);
                    } catch (IOException e1) {
                        throw new HyracksDataException(e1);
                    }
                    result.set(resultStorage);
                }
            };
        }
    };
}

Example 44 with UTF8StringPointable

use of org.apache.hyracks.data.std.primitive.UTF8StringPointable in project asterixdb by apache.

the class AdjustTimeForTimeZoneDescriptor method createEvaluatorFactory.

/* (non-Javadoc)
     * @see org.apache.asterix.runtime.base.IScalarFunctionDynamicDescriptor#createEvaluatorFactory(org.apache.hyracks.algebricks.runtime.base.ICopyEvaluatorFactory[])
     */
@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);

                private GregorianCalendarSystem calInstance = GregorianCalendarSystem.getInstance();

                private final UTF8StringWriter writer = new UTF8StringWriter();

                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();
                    byte[] bytes1 = argPtr1.getByteArray();
                    int offset1 = argPtr1.getStartOffset();
                    int len1 = argPtr1.getLength();
                    try {
                        if (bytes0[offset0] != ATypeTag.SERIALIZED_TIME_TYPE_TAG) {
                            throw new TypeMismatchException(getIdentifier(), 0, bytes0[offset0], ATypeTag.SERIALIZED_TIME_TYPE_TAG);
                        }
                        if (bytes1[offset1] != ATypeTag.SERIALIZED_STRING_TYPE_TAG) {
                            throw new TypeMismatchException(getIdentifier(), 1, bytes1[offset1], ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                        }
                        utf8Ptr.set(argPtr1.getByteArray(), offset1 + 1, len1 - 1);
                        int timezone = ATimeParserFactory.parseTimezonePart(bytes1, utf8Ptr.getCharStartOffset());
                        if (!calInstance.validateTimeZone(timezone)) {
                            throw new InvalidDataFormatException(getIdentifier(), "timezone");
                        }
                        int chronon = ATimeSerializerDeserializer.getChronon(bytes0, offset0 + 1);
                        chronon = (int) calInstance.adjustChrononByTimezone(chronon, timezone);
                        StringBuilder sbder = new StringBuilder();
                        calInstance.getExtendStringRepUntilField(chronon, timezone, sbder, Fields.HOUR, Fields.MILLISECOND, true);
                        out.writeByte(ATypeTag.SERIALIZED_STRING_TYPE_TAG);
                        writer.writeUTF8(sbder.toString(), out);
                    } catch (IOException e1) {
                        throw new HyracksDataException(e1);
                    }
                    result.set(resultStorage);
                }
            };
        }
    };
}