LinkedList

Repo to Study LinkedList Collection

public class LinkedListMain {

public static void main(String[] args) {
    LinkedList<String> linked = new LinkedList<String>();
    linked.add("First element");
    linked.add("Second element");
    linked.add("Third element");
    linked.add("Fourth element");
    linked.add("Fifth element");
    System.out.println("Printing LinkedList...");
    linked.forEach(System.out::println);
    System.out.println("Removing element by index in linkedList...");
    linked.remove(0);
    linked.forEach(System.out::println);
    System.out.println("Removing last element in linkedList...");
    linked.removeLast();
    linked.forEach(System.out::println);
    System.out.println("Removing first element in linkedList...");
    linked.removeFirst();
    linked.forEach(System.out::println);
    //Fulling linked
    linked.clear();
    linked.add("First element");
    linked.add("Second element");
    linked.add("Third element");
    linked.add("Fourth element");
    linked.add("Fifth element");
    System.out.println("Iterating linkedList...");
    System.out.println("---------------------------------------------------");
    System.out.println("using streams...");
    LinkedList<String> linked1 = new LinkedList<String>();
    linked.forEach(
            (tmp)-> {
                linked1.add("--" + tmp + "--");
            }        
    );
    linked1.forEach(System.out::println);
    System.out.println("---------------------------------------------------");
    System.out.println("using for...");
    for (int i = 0; i < linked.size(); i++) {
        System.out.println(linked.get(i));
    }
    System.out.println("---------------------------------------------------");
    System.out.println("using enhanced for...");
    for (int i = 0; i < linked.size(); i++) {
        System.out.println(linked.get(i));
    }
    int i = 0;
    System.out.println("---------------------------------------------------");
    System.out.println("using while...");
    while (i<linked.size()) {
        System.out.println(linked.get(i));
        i++;
    }
    System.out.println("---------------------------------------------------");
    System.out.println("using iterator...");
    Iterator<String> iterator = linked.iterator();
    Iterator<String> iterator1 = linked.descendingIterator();// to iterate in reverse
    while (iterator.hasNext()) {
        System.out.println(iterator.next());            
    }
    System.out.println("---------------------------------------------------");
    System.out.println("Setting element in linkedList...");
    linked.set(0, "First element setted");
    System.out.println(linked);
    linked.set(0, "First element");
    //adding a collection
    System.out.println("---------------------------------------------------");
    System.out.println("Adding a collection to linkedList...");
    ArrayList<String> arrayList = new ArrayList<String>();
    arrayList.add("array element1");
    arrayList.add("array element2");
    arrayList.add("array element3");
    arrayList.add("array element4");
    linked.addAll(arrayList);
    linked.forEach(System.out::println);
    System.out.println("---------------------------------------------------");
    System.out.println("Adding a collection to linkedList by index...");
    linked.addAll(1,arrayList);
    linked.forEach(System.out::println);
    System.out.println("---------------------------------------------------");
    System.out.println("If contains element...");
    System.out.println(linked.contains("First element"));
    System.out.println("---------------------------------------------------");
    System.out.println("index of element...");
    System.out.println(linked.indexOf("First element"));
    System.out.println("---------------------------------------------------");
    System.out.println("Clone linkedList...");
    LinkedList<String> newLinked = (LinkedList<String>) linked.clone();
    System.out.println(newLinked);
    System.out.println("---------------------------------------------------");
    System.out.println("get sublist...");
    System.out.println(linked.subList(1, 4));
}

}