Java Deque Create and print the contents of an ArrayDeque - Java Collection Framework

Java examples for Collection Framework:Deque

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Description

Java Deque Create and print the contents of an ArrayDeque

Demo Code

/**//www  . j a  v  a  2 s.c  om
 *ArrayDequeSample.java creates and prints the contents of an ArrayDeque.
 */
import java.util.ArrayDeque;
import java.util.Iterator;

public class ArrayDequeSample {
    public static void main(String[] args) {
        ArrayDeque<String> aDeque = new ArrayDeque<>();

        aDeque.addFirst("tea");
        aDeque.addFirst("milk");
        aDeque.addFirst("coffee");
        aDeque.addLast("sugar");

        /* Iterate through elements in an ArrayDeque instance */
        for (Iterator itr = aDeque.iterator(); itr.hasNext();) {
            System.out.println(itr.next());
        }
        System.out.println();

        aDeque.addFirst("juice");
        aDeque.addLast("honey");

        System.out.println("First Element : " + aDeque.getFirst());
        System.out.println("Last Element : " + aDeque.getLast());

        /* Removal of the Deque Elements */
        System.out
                .println("First Element(Removed):" + aDeque.removeFirst());
        System.out.println("Last Element Removed:" + aDeque.removeLast());

        System.out.println("%nPopped Element : " + aDeque.pop());
        System.out.println("%n Size of Array Deque: " + aDeque.size());

    }
}

/*
 * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 *   - Neither the name of Oracle or the names of its
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

Result


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