*/
private static void confirmSize(int expectedSize, UnicodeString s, int amountUsedInCurrentRecord) {
ContinuableRecordOutput out = ContinuableRecordOutput.createForCountingOnly();
out.writeContinue();
for(int i=amountUsedInCurrentRecord; i>0; i--) {
out.writeByte(0);
}
int size0 = out.getTotalSize();
s.serialize(out);
int size1 = out.getTotalSize();
int actualSize = size1-size0;