Song: add sequence number.

src/main/java/moe/nekojimi/chords/Song.java

@@ -6,7 +6,6 @@
 package moe.nekojimi.chords;
 
 import java.io.File;
-import java.net.MalformedURLException;
 import java.net.URL;
 
 /**
@@ -19,17 +18,14 @@ public class Song
     private String artist;
     private final URL url;
     private File location = null;
+    private int number;
 
     private String requestedBy;
     private String requestedIn;
 
-    public Song(URL url) throws MalformedURLException
+    public Song(URL url)
     {
-        if (url.toString().equalsIgnoreCase("https://soundcloud.com/user-185855194/fart-with-extra-reverb")
+        this.url = url;
-                || url.toString().equalsIgnoreCase("https://www.youtube.com/watch?v=hr7GyFM7pX4"))
-            this.url = new URL("https://www.youtube.com/watch?v=dQw4w9WgXcQ");
-        else
-            this.url = url;
     }
 
     public String getTitle()
@@ -42,6 +38,16 @@ public class Song
         this.title = title;
     }
 
+    public int getNumber()
+    {
+        return number;
+    }
+
+    public void setNumber(int number)
+    {
+        this.number = number;
+    }
+
     public String getArtist()
     {
         return artist;
@@ -100,6 +106,7 @@ public class Song
         if (title != null && !title.isEmpty())
             return title;
         else
-            return url.toExternalForm();
+            return "track " + number;
+//            return url.toExternalForm();
     }
 }