added documentation in client package

Projekte/monopoly/client/src/main/java/pp/monopoly/client/GameMusic.java

@@ -15,7 +15,7 @@ import com.jme3.audio.AudioData;
 import com.jme3.audio.AudioNode;
 
 /**
- * Handles the background music beeing played. Is able to start and stop the music. Set the Volume of the Audio.
+ * Handles the background music being played. Is able to start and stop the music. Set the Volume of the Audio.
  */
 public class GameMusic extends AbstractAppState{
     private static final Logger LOGGER = System.getLogger(GameMusic.class.getName());

Projekte/monopoly/client/src/main/java/pp/monopoly/client/GameSound.java

@@ -27,9 +27,25 @@ import static pp.util.PreferencesUtils.getPreferences;
  * An application state that plays sounds.
  */
 public class GameSound extends AbstractAppState implements GameEventListener {
+
+    /**
+     * Logger instance for logging messages related to GameSound.
+     */
     private static final Logger LOGGER = System.getLogger(GameSound.class.getName());
+
+    /**
+     *  Preferences instance for managing GameSound-related settings.
+     */
     private static final Preferences PREFERENCES = getPreferences(GameSound.class);
+
+    /**
+     * Preference key for enabling or disabling GameSound.
+     */
     private static final String ENABLED_PREF = "enabled"; //NON-NLS
+
+    /**
+     * Preference key for storing the volume level of GameSound.
+     */
     private static final String VOLUME_PREF = "volume"; //NON-NLS
 
     private AudioNode passStartSound;
@@ -223,6 +239,11 @@ public class GameSound extends AbstractAppState implements GameEventListener {
         PREFERENCES.putFloat(VOLUME_PREF, vol);
     }
 
+    /**
+     * Overrides  {@link SoundEvent#notifyListener(GameEventListener)}
+     * @param event the received event
+     */
+
     @Override
     public void receivedEvent(SoundEvent event) {
         switch (event.sound()) {

Projekte/monopoly/client/src/main/java/pp/monopoly/client/MonopolyApp.java

@@ -48,7 +48,7 @@ import pp.monopoly.notification.InfoTextEvent;
 import pp.monopoly.notification.Sound;
 
 /**
- * The main class for the Battleship client application.
+ * The main class for the Monopoly client application.
  * It manages the initialization, input setup, GUI setup, and game states for the client.
  */
 public class MonopolyApp extends SimpleApplication implements MonopolyClient, GameEventListener {