/**
* Removes the given value from the Sequence set, splitting a contained sequence if necessary.
*
* @param value The value that should be removed from the SequenceSet.
* @return true if the value was removed from the set, false if there was no sequence in the set
* that contained the given value.
*/
public boolean remove(long value) {
Sequence sequence = getHead();
while (sequence != null) {
if (sequence.contains(value)) {
if (sequence.range() == 1) {
sequence.unlink();
return true;
} else if (sequence.getFirst() == value) {
sequence.setFirst(value + 1);
return true;
} else if (sequence.getLast() == value) {
sequence.setLast(value - 1);
return true;
} else {
sequence.linkBefore(new Sequence(sequence.first, value - 1));
sequence.linkAfter(new Sequence(value + 1, sequence.last));
sequence.unlink();
return true;
}
}
sequence = sequence.getNext();
}
return false;
}
@TypeParameters(@TypeParameter(value = "Value", satisfies = "ceylon.language.Summable<Value>"))
@TypeInfo("Value")
public static <Value extends Summable<Value>> Value sum(
@Name("values") @TypeInfo("ceylon.language.Sequence<Value>")
final Sequence<? extends Value> values) {
Value sum = values.getFirst();
java.lang.Object $tmp;
for (Iterator<? extends Value> $val$iter$0 = values.getRest().getIterator();
!(($tmp = $val$iter$0.next()) instanceof Finished); ) {
sum = sum.plus((Value) $tmp);
}
return sum;
}