/**
 * A node in the ContactList linked list
 **/
public class ContactNode{
  /**
   * The data of the node
   **/
  private ContactEntry data;
  
  /**
   * The next node after this one
   **/
  private ContactNode next;
  
  /**
   * Constructor that sets each instance variable to the corresponding incoming parameter.
   * @param data the data of the node
   **/
  ContactNode(ContactEntry data){
    this.data = data;
    this.next = null;
  } 
  
  /**
   * Constructor that sets each instance variable to the corresponding incoming parameter.
   * @param data the data of the node
   * @param next 
   **/
  ContactNode(ContactEntry data, ContactNode next){
    this.data = data;
    this.next = next;
  }
 
  /**
   * Sets the data of the node to the incoming ContactEntry
   * @param data the data of node
   **/
  public void setData(ContactEntry data){
    this.data = data;
  }
  
  /**
   * Sets the next node to the incoming ContactNode
   * @param next the next node
   **/
  public void setNext(ContactNode next){
    this.next = next;
  }
  
  /**
   * Returns the data of the node
   * @return the data of the node
   **/
  public ContactEntry getData(){
    return data;
  }
  
  /**
   * Returns the next node
   * @return the next node
   **/
  public ContactNode getNext(){
    return next;
  }
  
  /**
   * Method to return a String representation of the node's contact information
   * @return a String representation of the contact's information
   **/
  public String toString(){
    return data.toString();
  }
  
}