Node.java

/**
 * Node of the Binary Tree
 */
public class Node {

    private Integer data;

    private Node left;

    private Node right;

    public Integer getData() {
        return data;
    }

    public void setData(Integer data) {
        this.data = data;
    }

    public Node getLeft() {
        return left;
    }

    public void setLeft(Node left) {
        this.left = left;
    }

    public Node getRight() {
        return right;
    }

    public void setRight(Node right) {
        this.right = right;
    }

    public Node(Integer data, Node left, Node right) {
        this.data = data;
        this.left = left;
        this.right = right;
    }

}