Switched tom JIT bindings for default implementations.

src/main/java/musicplayer/BindingsModule.java

@@ -1,14 +0,0 @@
-package musicplayer;
-
-import com.google.inject.AbstractModule;
-import musicplayer.callbacks.PlayerCallbackInterface;
-import musicplayer.player.IPlayer;
-import musicplayer.player.GStreamerPlayer;
-
-public class BindingsModule extends AbstractModule {
-    @Override
-    protected void configure() {
-        bind(IPlayer.class).to(GStreamerPlayer.class);
-        bind(PlayerCallbackInterface.class).to(PlayerGUI.class);
-    }
-}

src/main/java/musicplayer/PlayerGUI.java

@@ -103,7 +103,7 @@ public class PlayerGUI implements PlayerCallbackInterface, LibraryCallbackInterf
 
     public static void main(String[] args) {
         DatabaseManager.init();
-        Injector injector = Guice.createInjector(new BindingsModule());
+        Injector injector = Guice.createInjector();
         PlayerGUI playerGUI = injector.getInstance(PlayerGUI.class);
         JFrame frame = new JFrame();
         frame.setMinimumSize(new Dimension(600, 400));

src/main/java/musicplayer/callbacks/PlayerCallbackInterface.java

@@ -1,7 +1,10 @@
 package musicplayer.callbacks;
 
+import com.google.inject.ImplementedBy;
+import musicplayer.PlayerGUI;
 import musicplayer.model.Song;
 
+@ImplementedBy(PlayerGUI.class)
 public interface PlayerCallbackInterface {
 
     /**

src/main/java/musicplayer/player/IPlayer.java

@@ -1,10 +1,12 @@
 package musicplayer.player;
 
+import com.google.inject.ImplementedBy;
 import musicplayer.StartPlayingException;
 import musicplayer.model.Song;
 
 import java.util.Optional;
 
+@ImplementedBy(GStreamerPlayer.class)
 public interface IPlayer {
     void playSong(Optional<Song> inputSong) throws StartPlayingException;
     void stop();