return 0;
for (int i = 0; i < chars.size(); i++)
- if (!chars.get(i).isEmpty())
+ if (chars.get(i).hasValue())
return i;
throw new RuntimeException("This code shall never execute");
int newLength = 0;
for (int i = chars.size() - 1; i >= 0; i--)
- if (!chars.get(i).isEmpty()) {
+ if (chars.get(i).hasValue()) {
newLength = i + 1;
break;
}