import jm.music.data.*;
import jm.JMC;
import jm.util.*;
import jm.music.tools.*;

/**
 * A linked list node containing a Phrase.
 * Written entirely from scratch or modified existing code written by Barbara Ericson and Mark Gudzial
 * @author Dawn Finney
 **/
public class AdvancedSongNode {
  /**
   * the Phrase containing the notes and durations associated with this node
   **/
  private Phrase phrase;
  
  /** 
   * the next AdvancedSongNode in the list
   **/
  private AdvancedSongNode next;
  
  /**
   * Default Constructor
   **/
  public AdvancedSongNode(){
    phrase = null;
    next = null;
  }
  
  /**
   * Constructor that takes in some Phrase
   * @param phase Phrase data
   **/
  public AdvancedSongNode(Phrase phase){
    this.phrase = new Phrase(phase.getNoteArray());
    this.next = null;
  }
  
  /**
   * Method to return phrase 
   * returns phrase
   **/
  public Phrase getPhrase(){
     return phrase;
  }
  
  /**
   * Method to set the data of the node
   * @param phrase the phrase for this node
   **/
  public void setPhrase(Phrase phrase){
     this.phrase = phrase;
  }
  
  /**
   * Method to return next
   * @return next the next node
   **/
  public AdvancedSongNode getNext(){
    return next;
  }
  
  /**
   * Method to set the next node
   * @param next the next node
   **/
  public void setNext(AdvancedSongNode next){
    this.next = next;
  }
  
  /**
   * Method to return a copy of this node
   * @return another AdvancedSongNode with the same notes
   **/
  public AdvancedSongNode copy(){
    return new AdvancedSongNode(phrase);
  }
}