init

MusicPlaylistMain.java

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+import java.util.*;
+
+public class MusicPlaylistMain {
+	public static void main(String[] args) {
+		Scanner console = new Scanner(System.in);
+		System.out.println("Welcome to the CSE 122 Music Playlist!");
+
+		MusicPlaylist playlist = new MusicPlaylist();
+
+		String destination = navigator(console);
+		while (!destination.equalsIgnoreCase("Q")) {
+		if (destination.equalsIgnoreCase("A")) {
+			String songToAdd = console.nextLine();
+			playlist.addSong(songToAdd);
+		} else if (destination.equalsIgnoreCase("P")) {
+			playlist.playSong();
+		} else if (destination.equalsIgnoreCase("Pr")) {
+			playlist.printHistory();
+		} else if (destination.equalsIgnoreCase("C")) {
+			playlist.clearHistory();
+		} else if (destination.equalsIgnoreCase("D")) {
+			int numToDelete = Integer.parseInt(console.nextLine());
+			playlist.deleteFromHistory(numToDelete);
+		}
+		destination = navigator(console);
+		}
+	}
+    
+    // menu function, called initially and after any other functions
+    // return String for use in main menu loop
+	public static String navigator(Scanner console) {
+		System.out.println("(A) Add song");
+		System.out.println("(P) Play song");
+		System.out.println("(Pr) Print history");
+		System.out.println("(C) Clear history");
+		System.out.println("(D) Delete from history");
+		System.out.println("(Q) Quit");
+		System.out.println();
+		System.out.print("Enter your choice: ");
+		String destination = console.nextLine();
+		return destination;
+	}
+}