added hot reloading to Data

com/danitheskunk/skunkworks/Data.java

@@ -10,6 +10,7 @@ import java.util.LinkedHashMap;
 public class Data {
 	private LinkedHashMap<String, LinkedHashMap<String, String>> data;
 	private String currentCategory;
+	private Runnable callback;
 
 	public Data(ByteBuffer data) {
 		this.data = new LinkedHashMap<>();
@@ -18,6 +19,19 @@ public class Data {
 		StandardCharsets.UTF_8.decode(data).toString().lines().forEach(this::processLine);
 	}
 
+	public void reload(ByteBuffer data) {
+		this.data.clear();
+		this.data.put("", new LinkedHashMap<>());
+		StandardCharsets.UTF_8.decode(data).toString().lines().forEach(this::processLine);
+		if(callback != null) {
+			callback.run();
+		}
+	}
+
+	public void onReload(Runnable callback) {
+		this.callback = callback;
+	}
+
 	private void processLine(String line) {
 		if(line.contains("=")) {
 			var parts = line.split("=", 2);
@@ -29,4 +43,8 @@ public class Data {
 			}
 		}
 	}
+
+	public String get(String category, String key) {
+		return data.get(category).get(key);
+	}
 }

com/danitheskunk/skunkworks/Engine.java

@@ -60,6 +60,15 @@ public class Engine {
 		return new Data(loadBytes(path));
 	}
 
+	public Data loadDataWatched(String path) {
+		var data = loadData(path);
+		watchFile(path, () -> {
+			data.reload(loadBytes(path));
+			return true;
+		});
+		return data;
+	}
+
 	//requires engine.tick() to be called regularly
 	public void watchFile(String path, Callable<Boolean> callback) {
 		var p = Paths.get(path);

com/danitheskunk/skunkworks/Test.java

@@ -20,11 +20,8 @@ public class Test extends BaseGame {
 		var path = "C:\\Program Files (x86)" +
 			"\\Steam\\steamapps\\common\\Unreal " +
 			"Tournament\\System\\UnrealTournament.ini";
-		var data = engine.loadData(path);
+		var data = engine.loadDataWatched(path);
-		engine.watchFile(path, () -> {
+		data.onReload(() -> System.out.println(data.get("URL", "Host")));
-			System.out.println("changed");
-			return true;
-		});
 
 		var fontThin = window.loadFontTileset("fonts\\thin-6x12.png");
 		var fontThin2 = window.loadFontTileset("fonts\\thin-12x12.png");