- indexOf(Object) - Method in class java.util.LinkedList
-
Returns the index of the first occurrence of the specified element in this list, or -1 if this list does not
contain the element.
- indexOfSubList(List<?>, List<?>) - Static method in class java.util.Collections
-
Returns the starting position of the first occurrence of the specified target list within the specified source
list, or -1 if there is no such occurrence.
- isEmpty() - Method in class java.util.ArrayDeque
-
Returns true if this deque contains no elements.
- isEmpty() - Method in class java.util.HashSet
-
Returns true if this set contains no elements.
- isEmpty() - Method in class java.util.TreeSet
-
Returns true
if this set contains no elements.
- iterator() - Method in class java.util.AbstractSequentialList
-
Returns an iterator over the elements in this list (in proper sequence).
- iterator() - Method in class java.util.ArrayDeque
-
Returns an iterator over the elements in this deque.
- iterator() - Method in interface java.util.Deque
-
Returns an iterator over the elements in this deque in proper sequence.
- iterator() - Method in class java.util.HashSet
-
Returns an iterator over the elements in this set.
- iterator() - Method in interface java.util.NavigableSet
-
Returns an iterator over the elements in this set, in ascending order.
- iterator() - Method in class java.util.TreeSet
-
Returns an iterator over the elements in this set in ascending order.