Examples of java.util.ArrayDeque.poll()

java.util.ArrayDeque.poll()
Retrieves and removes the head of the queue represented by this deque (in other words, the first element of this deque), or returns null if this deque is empty.
This method is equivalent to {@link #pollFirst}. @return the head of the queue represented by this deque, ornull if this deque is empty


    @Test
    public void poll() throws Exception {
        ArrayDeque deque = create();
        assert deque.size() == 4;
        assert deque.poll().equals("1");
        assert deque.size() == 3;
        assert deque.pollFirst().equals("2");
        assert deque.size() == 2;
        assert deque.pollLast().equals("4");
        assert deque.size() == 1;

View Full Code Here

TOP

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.