Examples with AMutableInt64 org.apache.asterix.om.base.AMutableInt64 used on opensource projects

Example 41 with AMutableInt64

use of org.apache.asterix.om.base.AMutableInt64 in project asterixdb by apache.

the class MonthsFromYearMonthDurationDescriptor 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<AInt64> int64Serde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT64);

                AMutableInt64 aInt64 = new AMutableInt64(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_YEAR_MONTH_DURATION_TYPE_TAG) {
                        throw new TypeMismatchException(getIdentifier(), 0, bytes[offset], ATypeTag.SERIALIZED_YEAR_MONTH_DURATION_TYPE_TAG);
                    }
                    aInt64.setValue(AYearMonthDurationSerializerDeserializer.getYearMonth(bytes, offset + 1));
                    int64Serde.serialize(aInt64, out);
                    result.set(resultStorage);
                }
            };
        }
    };
}