Added Java files

Data.java

@@ -0,0 +1,15 @@
+import java.util.ArrayList;
+
+
+public class Data 
+{
+	private ArrayList<Stage> stages;
+	private ArrayList<Event> events;
+	private ArrayList<Artist> artists;
+	
+	public Data() 
+	{
+		// TODO Auto-generated constructor stub
+	}
+
+}