/Java/Implementing iterator for linked list java

Implementing iterator for linked list java

public class BasicLinkedList<T> implements Iterable<T> {
    public int size;

    private class Node {
        private T data;
        private Node next;

        private Node(T data) {
            this.data = data;
            next = null;
        }
    }

    private Node head;
    private Node tail;

    public BasicLinkedList() {
        head = tail = null;
    }
//Add, remove method 

public Iterator<T> iterator() {
        return new Iterator<T>() {

            Node current = head;

            @Override
            public boolean hasNext() {
                return current != null;
            }

            @Override
            public T next() {
                if(hasNext()){
                    T data = current.data;
                    current = current.next;
                    return data;
                }
                return null;
            }

            @Override
            public void remove(){
                throw new UnsupportedOperationException("Remove not implemented.");
            }

        };

Source: stackoverflow.com

Similar codes

0 vote181 views2 answers
Declare generic set java
Java
1 vote162 views2 answers
Can't find main(String[]) method in class
Java
0 vote165 views1 answer
Check if string is uuid
Java
0 vote182 views1 answer
Difference between compile and execute in java
Java
46 votes174 views2 answers
Java how to print an array
Java
1 vote167 views2 answers
Java generate random id
Java
1 vote164 views1 answer
Java classes and objects
Java
2 votes205 views3 answers
List in java
Java
0 vote175 views2 answers
Calculate number of weeks between two dates
Java
1 vote198 views3 answers
How to change checkbox color in android
Java