private byte[] getIndexRowKey(byte[] rowLocation, boolean nonUnique) {
byte[] data = indexKeyAccumulator.finish();
if (nonUnique) {
// append the row location to the end of the bytes
byte[] newData = Arrays.copyOf(data, data.length + rowLocation.length + 1);
System.arraycopy(rowLocation, 0, newData, data.length + 1, rowLocation.length);
data = newData;
}
assert data != null && data.length > 0 : "getIndexRowKey returned invalid data";
return data;
}
private void accumulate(
EntryAccumulator keyAccumulator,
int pos,
int type,
boolean reverseOrder,
byte[] array,
int offset,
int length) {
byte[] data = array;
int off = offset;
if (reverseOrder) {
// TODO -sf- could we cache these byte[] somehow?
data = new byte[length];
System.arraycopy(array, offset, data, 0, length);
for (int i = 0; i < data.length; i++) {
data[i] ^= 0xff;
}
off = 0;
}
if (typeProvider.isScalar(type)) keyAccumulator.addScalar(pos, data, off, length);
else if (typeProvider.isDouble(type)) keyAccumulator.addDouble(pos, data, off, length);
else if (typeProvider.isFloat(type)) keyAccumulator.addFloat(pos, data, off, length);
else keyAccumulator.add(pos, data, off, length);
}