use of org.apache.hyracks.data.std.primitive.VoidPointable in project asterixdb by apache.
the class DurationFromMonthsDescriptor 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<ADuration> durationSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ADURATION);
AMutableDuration aDuration = new AMutableDuration(0, 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();
aDuration.setValue(ATypeHierarchy.getIntegerValue(getIdentifier().getName(), 0, bytes, offset), 0);
durationSerde.serialize(aDuration, out);
result.set(resultStorage);
}
};
}
};
}
use of org.apache.hyracks.data.std.primitive.VoidPointable in project asterixdb by apache.
the class DatetimeFromUnixTimeInSecsDescriptor 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 argPtr = new VoidPointable();
private IScalarEvaluator eval = args[0].createScalarEvaluator(ctx);
// possible output types
@SuppressWarnings("unchecked")
private ISerializerDeserializer<ADateTime> datetimeSerde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.ADATETIME);
private AMutableDateTime aDatetime = new AMutableDateTime(0);
@Override
public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
resultStorage.reset();
eval.evaluate(tuple, argPtr);
byte[] bytes = argPtr.getByteArray();
int offset = argPtr.getStartOffset();
ATypeTag argPtrTypeTag = ATypeTag.VALUE_TYPE_MAPPING[bytes[offset]];
switch(argPtrTypeTag) {
case TINYINT:
aDatetime.setValue(AInt8SerializerDeserializer.getByte(bytes, offset + 1) * 1000l);
break;
case SMALLINT:
aDatetime.setValue(AInt16SerializerDeserializer.getShort(bytes, offset + 1) * 1000l);
break;
case INTEGER:
aDatetime.setValue(AInt32SerializerDeserializer.getInt(bytes, offset + 1) * 1000l);
break;
case BIGINT:
aDatetime.setValue(AInt64SerializerDeserializer.getLong(bytes, offset + 1) * 1000l);
break;
default:
throw new TypeMismatchException(getIdentifier(), 0, bytes[offset], ATypeTag.SERIALIZED_INT8_TYPE_TAG, ATypeTag.SERIALIZED_INT16_TYPE_TAG, ATypeTag.SERIALIZED_INT32_TYPE_TAG, ATypeTag.SERIALIZED_INT64_TYPE_TAG);
}
datetimeSerde.serialize(aDatetime, out);
result.set(resultStorage);
}
};
}
};
}
use of org.apache.hyracks.data.std.primitive.VoidPointable in project asterixdb by apache.
the class DayOfWeekDescriptor 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 argPtr = new VoidPointable();
private IScalarEvaluator eval = args[0].createScalarEvaluator(ctx);
// possible returning types
@SuppressWarnings("unchecked")
private ISerializerDeserializer<AInt64> int64Serde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT64);
private AMutableInt64 aInt64 = new AMutableInt64(0);
@Override
public void evaluate(IFrameTupleReference tuple, IPointable result) throws HyracksDataException {
resultStorage.reset();
eval.evaluate(tuple, argPtr);
byte[] bytes = argPtr.getByteArray();
int offset = argPtr.getStartOffset();
int daysSinceAnchor;
int reminder = 0;
if (bytes[offset] == ATypeTag.SERIALIZED_DATETIME_TYPE_TAG) {
daysSinceAnchor = (int) (ADateTimeSerializerDeserializer.getChronon(bytes, offset + 1) / GregorianCalendarSystem.CHRONON_OF_DAY);
reminder = (int) (ADateTimeSerializerDeserializer.getChronon(bytes, offset + 1) % GregorianCalendarSystem.CHRONON_OF_DAY);
} else if (bytes[offset] == ATypeTag.SERIALIZED_DATE_TYPE_TAG) {
daysSinceAnchor = ADateSerializerDeserializer.getChronon(bytes, offset + 1);
} else {
throw new TypeMismatchException(getIdentifier(), 0, bytes[offset], ATypeTag.SERIALIZED_DATETIME_TYPE_TAG, ATypeTag.SERIALIZED_DATE_TYPE_TAG);
}
// adjust the day before 1970-01-01
if (daysSinceAnchor < 0 && reminder != 0) {
daysSinceAnchor -= 1;
}
// compute the weekday (0-based, and 0 = Sunday). Adjustment is needed as
// the anchor day is Thursday.
int weekday = (daysSinceAnchor + ANCHOR_WEEKDAY) % 7;
// handle the negative weekday
if (weekday < 0) {
weekday += 7;
}
// convert from 0-based to 1-based (so 7 = Sunday)
if (weekday == 0) {
weekday = 7;
}
aInt64.setValue(weekday);
int64Serde.serialize(aInt64, out);
result.set(resultStorage);
}
};
}
};
}
use of org.apache.hyracks.data.std.primitive.VoidPointable in project asterixdb by apache.
the class AInt8ConstructorDescriptor 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 byte value;
private int offset;
private boolean positive;
private AMutableInt8 aInt8 = new AMutableInt8((byte) 0);
@SuppressWarnings("unchecked")
private ISerializerDeserializer<AInt8> int8Serde = SerializerDeserializerProvider.INSTANCE.getSerializerDeserializer(BuiltinType.AINT8);
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 Byte.MIN_VALUE = -(Byte.MAX_VALUE + 1) would have caused overflow
value = 0;
positive = true;
byte limit = -Byte.MAX_VALUE;
if (serString[offset] == '+') {
offset++;
} else if (serString[offset] == '-') {
offset++;
positive = false;
limit = Byte.MIN_VALUE;
}
int end = startOffset + len;
for (; offset < end; offset++) {
int digit;
if (serString[offset] >= '0' && serString[offset] <= '9') {
value = (byte) (value * 10);
digit = serString[offset] - '0';
} else if (serString[offset] == 'i' && serString[offset + 1] == '8' && offset + 2 == end) {
break;
} else {
throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT8_TYPE_TAG);
}
if (value < limit + digit) {
throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT8_TYPE_TAG);
}
value = (byte) (value - digit);
}
if (value > 0) {
throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT8_TYPE_TAG);
}
if (value < 0 && positive) {
value *= -1;
}
aInt8.setValue(value);
int8Serde.serialize(aInt8, out);
} else {
throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INT8_TYPE_TAG);
}
result.set(resultStorage);
} catch (IOException e1) {
throw new InvalidDataFormatException(getIdentifier(), e1, ATypeTag.SERIALIZED_INT8_TYPE_TAG);
}
}
};
}
};
}
use of org.apache.hyracks.data.std.primitive.VoidPointable in project asterixdb by apache.
the class AIntervalConstructorDescriptor 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 argPtr0 = new VoidPointable();
private IPointable argPtr1 = new VoidPointable();
private IScalarEvaluator eval0 = args[0].createScalarEvaluator(ctx);
private IScalarEvaluator eval1 = args[1].createScalarEvaluator(ctx);
private AMutableInterval aInterval = new AMutableInterval(0L, 0L, (byte) 0);
@SuppressWarnings("unchecked")
private 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[] bytes0 = argPtr0.getByteArray();
int offset0 = argPtr0.getStartOffset();
byte[] bytes1 = argPtr1.getByteArray();
int offset1 = argPtr1.getStartOffset();
try {
if (bytes0[offset0] != bytes1[offset1]) {
throw new IncompatibleTypeException(getIdentifier(), bytes0[offset0], bytes1[offset1]);
}
long intervalStart, intervalEnd;
ATypeTag intervalType = EnumDeserializer.ATYPETAGDESERIALIZER.deserialize(bytes0[offset0]);
switch(intervalType) {
case DATE:
intervalStart = ADateSerializerDeserializer.getChronon(bytes0, offset0 + 1);
intervalEnd = ADateSerializerDeserializer.getChronon(bytes1, offset1 + 1);
break;
case TIME:
intervalStart = ATimeSerializerDeserializer.getChronon(bytes0, offset0 + 1);
intervalEnd = ATimeSerializerDeserializer.getChronon(bytes1, offset1 + 1);
break;
case DATETIME:
intervalStart = ADateTimeSerializerDeserializer.getChronon(bytes0, offset0 + 1);
intervalEnd = ADateTimeSerializerDeserializer.getChronon(bytes1, offset1 + 1);
break;
default:
throw new UnsupportedItemTypeException(getIdentifier(), bytes0[offset0]);
}
if (intervalEnd < intervalStart) {
throw new InvalidDataFormatException(getIdentifier(), ATypeTag.SERIALIZED_INTERVAL_TYPE_TAG);
}
aInterval.setValue(intervalStart, intervalEnd, intervalType.serialize());
intervalSerde.serialize(aInterval, out);
} catch (IOException e) {
throw new InvalidDataFormatException(getIdentifier(), e, ATypeTag.SERIALIZED_INTERVAL_TYPE_TAG);
}
result.set(resultStorage);
}
};
}
};
}
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