added logger

src/de/miaurizius/jgame2d/core/Boot.java

@@ -1,10 +1,13 @@
 package de.miaurizius.jgame2d.core;
 
 import javax.swing.*;
+import java.util.logging.Logger;
 
 public class Boot {
 
-    public static void main() {
+    public static final Logger logger = Logger.getLogger("JDGame2D");
+
+    static void main() {
         JFrame window = new JFrame();
         window.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);
         window.setResizable(false);

src/de/miaurizius/jgame2d/core/Sound.java

@@ -6,6 +6,8 @@ import javax.sound.sampled.Clip;
 import java.io.File;
 import java.net.MalformedURLException;
 import java.net.URL;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 
 public class Sound {
 
@@ -20,7 +22,7 @@ public class Sound {
             soundURL[3] = new File("assets/sounds/unlock.wav").toURI().toURL();
             soundURL[4] = new File("assets/sounds/fanfare.wav").toURI().toURL();
         } catch(MalformedURLException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, e.getMessage());
         }
     }
 

src/de/miaurizius/jgame2d/entity/Player.java

@@ -1,5 +1,6 @@
 package de.miaurizius.jgame2d.entity;
 
+import de.miaurizius.jgame2d.core.Boot;
 import de.miaurizius.jgame2d.core.Direction;
 import de.miaurizius.jgame2d.core.GamePanel;
 import de.miaurizius.jgame2d.core.KeyHandler;
@@ -8,6 +9,7 @@ import javax.imageio.ImageIO;
 import java.awt.*;
 import java.awt.image.BufferedImage;
 import java.io.*;
+import java.util.logging.Level;
 
 public class Player extends Entity {
 
@@ -55,7 +57,7 @@ public class Player extends Entity {
             right1 = ImageIO.read(new FileInputStream("assets/player/boy_right_1.png"));
             right2 = ImageIO.read(new FileInputStream("assets/player/boy_right_2.png"));
         } catch (IOException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load image", e);
         }
     }
 

src/de/miaurizius/jgame2d/object/BootsObj.java

@@ -1,8 +1,11 @@
 package de.miaurizius.jgame2d.object;
 
+import de.miaurizius.jgame2d.core.Boot;
+
 import javax.imageio.ImageIO;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.util.logging.Level;
 
 public class BootsObj extends SuperObject {
 
@@ -11,7 +14,7 @@ public class BootsObj extends SuperObject {
         try {
             image = ImageIO.read(new FileInputStream("assets/objects/boots.png"));
         } catch(IOException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load image", e);
         }
     }
 

src/de/miaurizius/jgame2d/object/ChestObj.java

@@ -1,8 +1,11 @@
 package de.miaurizius.jgame2d.object;
 
+import de.miaurizius.jgame2d.core.Boot;
+
 import javax.imageio.ImageIO;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.util.logging.Level;
 
 public class ChestObj extends SuperObject {
 
@@ -11,7 +14,7 @@ public class ChestObj extends SuperObject {
         try {
             image = ImageIO.read(new FileInputStream("assets/objects/chest.png"));
         } catch(IOException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load image", e);
         }
     }
 

src/de/miaurizius/jgame2d/object/DoorObj.java

@@ -1,8 +1,11 @@
 package de.miaurizius.jgame2d.object;
 
+import de.miaurizius.jgame2d.core.Boot;
+
 import javax.imageio.ImageIO;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.util.logging.Level;
 
 public class DoorObj extends SuperObject {
 
@@ -11,7 +14,7 @@ public class DoorObj extends SuperObject {
         try {
             image = ImageIO.read(new FileInputStream("assets/objects/door.png"));
         } catch(IOException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load image", e);
         }
         collision = true;
     }

src/de/miaurizius/jgame2d/object/KeyObj.java

@@ -1,8 +1,11 @@
 package de.miaurizius.jgame2d.object;
 
+import de.miaurizius.jgame2d.core.Boot;
+
 import javax.imageio.ImageIO;
 import java.io.FileInputStream;
 import java.io.IOException;
+import java.util.logging.Level;
 
 public class KeyObj extends SuperObject {
 
@@ -11,7 +14,7 @@ public class KeyObj extends SuperObject {
         try {
             image = ImageIO.read(new FileInputStream("assets/objects/key.png"));
         } catch(IOException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load image", e);
         }
     }
 

src/de/miaurizius/jgame2d/tile/TileManager.java

@@ -1,10 +1,12 @@
 package de.miaurizius.jgame2d.tile;
 
+import de.miaurizius.jgame2d.core.Boot;
 import de.miaurizius.jgame2d.core.GamePanel;
 
 import javax.imageio.ImageIO;
 import java.awt.*;
 import java.io.*;
+import java.util.logging.Level;
 
 public class TileManager {
 
@@ -43,7 +45,7 @@ public class TileManager {
             tile[5] = new Tile();
             tile[5].image = ImageIO.read(new FileInputStream("assets/tiles/sand.png"));
         } catch (IOException e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load tile", e);
         }
     }
 
@@ -68,7 +70,7 @@ public class TileManager {
             }
             bReader.close();
         } catch(Exception e) {
-            e.printStackTrace();
+            Boot.logger.log(Level.SEVERE, "Could not load map", e);
         }
     }