Added updater code

src/gibstick/bukkit/discosheep/DiscoSheep.java

@@ -11,6 +11,7 @@ import org.bukkit.entity.Player;
 public final class DiscoSheep extends JavaPlugin {
 
     private ArrayList<Sheep> sheepArray = new ArrayList<>();
+	private DiscoUpdater updater = new DiscoUpdater();
 	
     @Override
     public void onEnable() {
@@ -53,5 +54,34 @@ public final class DiscoSheep extends JavaPlugin {
         }
     }
 	
+	public void playSounds(){
+		// TODO: generate list of players to send sounds to
+	}
 	
+	public void playSounds(Player player){
+		//TODO: Add sound playing here
+	}
+	
+	/*
+		Called after discosheep is stopped
+	*/
+	public void cleanUp(){
+		removeAllSheep();
+	}
+	
+	void scheduleUpdate(){
+		updater.runTaskLater(updater,frequency);
+	}
+	
+	public void startDisco(int frequency, int duration){
+		updater.start(frequency, duration);
+	}
+	
+	public void startDisco(){
+		this.startDisco();
+	}
+	
+	public void stopDisco(){
+		updater.stop();
+	}
 }

src/gibstick/bukkit/discosheep/DiscoUpdater.java

@@ -0,0 +1,35 @@
+public class DiscoUpdater extends BukkitRunnable{
+	private final int defaultDuration = 1000;// ticks
+	private final int defaultFrequency = 20;// ticks per state change
+	
+	int frequency=0,duration=0;
+
+	private DiscoSheep parent;
+	
+	public DiscoUpdater(DiscoSheep parent){
+		this.parent = parent;
+		
+	}
+	
+	public void stop(){
+		this.duration = 0;
+		parent.cleanUp();
+	}
+	
+	public void start(int duration, int frequency){
+		this.frequency = this.defaultFrequency;
+		this.durtion = this.defaultDuration;
+		parent.scheduleUpdate();
+	}
+	
+	public void run(){
+		if(duration > 0){
+			cycleSheepColours();
+			playSounds();
+			duration -= frequency;
+			parent.scheduleUpdate(this);
+		} else {
+			this.stop();
+		}
+	}
+}