public DrillBinaryToDecimal38Converter(
Decimal38SparseWriter writer, int precision, int scale, DrillBuf buf) {
this.writer = writer;
this.buf = buf.reallocIfNeeded(38);
holder.precision = precision;
holder.scale = scale;
}
@Override
public void addBinary(Binary value) {
BigDecimal bigDecimal =
DecimalUtility.getBigDecimalFromByteArray(
value.getBytes(), 0, value.length(), holder.scale);
DecimalUtility.getSparseFromBigDecimal(
bigDecimal, buf, 0, holder.scale, holder.precision, Decimal38SparseHolder.nDecimalDigits);
holder.buffer = buf;
writer.write(holder);
}
public static Decimal38SparseHolder getDecimal38Holder(DrillBuf buf, String decimal) {
Decimal38SparseHolder dch = new Decimal38SparseHolder();
BigDecimal bigDecimal = new BigDecimal(decimal);
dch.scale = bigDecimal.scale();
dch.precision = bigDecimal.precision();
Decimal38SparseHolder.setSign(bigDecimal.signum() == -1, dch.start, dch.buffer);
dch.start = 0;
dch.buffer = buf.reallocIfNeeded(dch.maxPrecision * DecimalUtility.INTEGER_SIZE);
DecimalUtility.getSparseFromBigDecimal(
bigDecimal, dch.buffer, dch.start, dch.scale, dch.precision, dch.nDecimalDigits);
return dch;
}
