Example usage for java.util ArrayDeque removeLastOccurrence

Introduction

In this page you can find the example usage for java.util ArrayDeque removeLastOccurrence.

Prototype

public boolean removeLastOccurrence(Object o) 

Source Link

Document

Removes the last occurrence of the specified element in this deque (when traversing the deque from head to tail).

Usage

From source file:Main.java

public static void main(String[] args) {

    ArrayDeque<Integer> deque = new ArrayDeque<Integer>(8);

    deque.add(3);/*from   w w w  . j  a  v  a 2  s .  c o m*/
    deque.add(18);
    deque.add(25);
    deque.add(18);

    System.out.println(deque);

    deque.removeLastOccurrence(18);

    System.out.println(deque);

}

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From source file:com.google.gwt.emultest.java.util.ArrayDequeTest.java

public void testRemoveLastOccurrence() {
    Object o1 = new Object();
    Object o2 = new Object();
    Object o3 = new Object();

    ArrayDeque<Object> deque = new ArrayDeque<>();
    assertFalse(deque.removeLastOccurrence(o1));

    deque.add(o1);//from  ww w.j  a v a2 s  . co m
    assertTrue(deque.removeLastOccurrence(o1));
    assertTrue(deque.isEmpty());

    deque = new ArrayDeque<>();
    deque.add(o1);
    deque.add(o2);
    deque.add(o3);
    assertTrue(deque.removeLastOccurrence(o2));
    checkDequeSizeAndContent(deque, o1, o3);

    deque = new ArrayDeque<>();
    deque.add(o1);
    deque.add(o2);
    deque.add(o3);
    deque.add(o1);
    deque.add(o2);
    deque.add(o3);
    assertTrue(deque.removeLastOccurrence(o2));
    checkDequeSizeAndContent(deque, o1, o2, o3, o1, o3);
    assertTrue(deque.removeLastOccurrence(o2));
    checkDequeSizeAndContent(deque, o1, o3, o1, o3);
    assertTrue(deque.removeLastOccurrence(o3));
    checkDequeSizeAndContent(deque, o1, o3, o1);
    assertTrue(deque.removeLastOccurrence(o3));
    checkDequeSizeAndContent(deque, o1, o1);
    assertFalse(deque.removeLastOccurrence(o3));

    assertFalse(deque.removeLastOccurrence(null));
}

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