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) {
holder.buffer = buf = buf.reallocIfNeeded(value.length());
buf.setBytes(0, value.toByteBuffer());
holder.start = 0;
holder.end = value.length();
writer.write(holder);
}
public static VarCharHolder getVarCharHolder(DrillBuf buf, String s) {
VarCharHolder vch = new VarCharHolder();
byte[] b = s.getBytes(Charsets.UTF_8);
vch.start = 0;
vch.end = b.length;
vch.buffer = buf.reallocIfNeeded(b.length);
vch.buffer.setBytes(0, b);
return vch;
}
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;
}
public DrillFixedBinaryToVarbinaryConverter(VarBinaryWriter writer, int length, DrillBuf buf) {
this.writer = writer;
holder.buffer = buf = buf.reallocIfNeeded(length);
holder.start = 0;
holder.end = length;
}
private void ensure(final int length) {
workBuf = workBuf.reallocIfNeeded(length);
}