Admin: Created page with " public class NodeDemo { public static void main(String [] args) { Node head = null; Node tail = null; Node n1 = new Node(); //create a..."

2017-11-14T15:08:48Z

Created page with "<syntaxhighlight lang="Java"> public class NodeDemo { public static void main(String [] args) { Node head = null; Node tail = null; Node n1 = new Node(); //create a..."

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<syntaxhighlight lang="Java">
public class NodeDemo
{
public static void main(String [] args)
{
Node head = null;
Node tail = null;

Node n1 = new Node(); //create an instance of the Node object
n1.data = 2017;
n1.next = null;

Node n2 = new Node(2018); //create an instance of the Node object
n2.next = null;

head = n1;
tail = n1;

//What does the memory diagram for this program look like?

System.out.println("head.data => " + head.data);
System.out.println("tail.data => " + tail.data);

n1.next = n2;
tail = n2;

//What does the memory diagram for this program look like now?

System.out.println("head.data => " + head.data);
System.out.println("tail.data => " + tail.data);

System.out.println();

print(head);

System.out.println();
}

//This print method prints out all the nodes connected to each other
public static void print(Node head)
{

//currentNode is a reference that is used to iterate through the nodes
for(Node currentNode = head; currentNode != null; currentNode = currentNode.next)
{
System.out.print(currentNode.data + " ");
}
}
}
</syntaxhighlight>

NodeDemo.java - Revision history

Admin: Created page with " public class NodeDemo { public static void main(String [] args) { Node head = null; Node tail = null; Node n1 = new Node(); //create a..."