Das reine control-package ist vollständig kommentiert

git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@545 72836036-5685-4462-b002-a69064685172

7 files changed, 321 insertions, 48 deletions

diff --git a/src/jrummikub/control/AbstractSettingsControl.java b/src/jrummikub/control/AbstractSettingsControl.java
index ee0c96c..2904df4 100644
--- a/src/jrummikub/control/AbstractSettingsControl.java
+++ b/src/jrummikub/control/AbstractSettingsControl.java
@@ -49,6 +49,9 @@ public abstract class AbstractSettingsControl {
 								.asList(ISettingsPanel.PLAYER_COLORS)));
 	}
 
+	/**
+	 * Add event listeners to abstract settings control
+	 */
 	protected void addListeners() {
 		addPlayerSettingsListeners();
 
@@ -57,6 +60,9 @@ public abstract class AbstractSettingsControl {
 		addVariantListeners();
 	}
 
+	/**
+	 * Add event listeners to the player settings panel
+	 */
 	private void addPlayerSettingsListeners() {
 		connections.add(view.getSettingsPanel().getAddPlayerEvent()
 				.add(new IListener() {
@@ -95,6 +101,9 @@ public abstract class AbstractSettingsControl {
 				}));
 	}
 
+	/**
+	 * Add the first half of event listeners to option panel
+	 */
 	private void addOptionListeners1() {
 		connections.add(view.getSettingsPanel()
 				.getChangeInitialMeldThresholdEvent()
@@ -134,6 +143,9 @@ public abstract class AbstractSettingsControl {
 				}));
 	}
 
+	/**
+	 * Add the second half of event listeners to option panel
+	 */
 	private void addOptionListeners2() {
 		connections.add(view.getSettingsPanel().getChangeHighestValueEvent()
 				.add(new IListener1<Integer>() {
@@ -168,7 +180,7 @@ public abstract class AbstractSettingsControl {
 						update();
 					}
 				}));
-		
+
 		connections.add(view.getSettingsPanel().getChangeSeeHandSizeEvent()
 				.add(new IListener1<Boolean>() {
 					@Override
@@ -212,6 +224,11 @@ public abstract class AbstractSettingsControl {
 		view.showSettingsPanel(true);
 	}
 
+	/**
+	 * Finds the next unused player color
+	 * 
+	 * @return an unused color
+	 */
 	protected Color findUnusedColor() {
 		Color color = null;
 		colorLoop: for (Color c : ISettingsPanel.PLAYER_COLORS) {
@@ -226,6 +243,14 @@ public abstract class AbstractSettingsControl {
 		return color;
 	}
 
+	/**
+	 * Sets a player's color
+	 * 
+	 * @param i
+	 *            index of player
+	 * @param color
+	 *            color to be set
+	 */
 	private void setPlayerColor(int i, Color color) {
 		PlayerSettings player = settings.getPlayerList().get(i);
 
@@ -244,16 +269,36 @@ public abstract class AbstractSettingsControl {
 		update();
 	}
 
+	/**
+	 * Sets a player's name
+	 * 
+	 * @param i
+	 *            index of player
+	 * @param name
+	 *            name to be set
+	 */
 	private void setPlayerName(int i, String name) {
 		settings.getPlayerList().get(i).setName(name);
 		update();
 	}
 
+	/**
+	 * Removes a player from the planned game
+	 * 
+	 * @param i
+	 *            index of player
+	 */
 	private void removePlayer(int i) {
 		settings.getPlayerList().remove(i);
 		update();
 	}
 
+	/**
+	 * Checks the settings for ambiguous or missing data and sets error/warning
+	 * if necessary
+	 * 
+	 * @return boolean check correct
+	 */
 	protected boolean checkSettings() {
 		if (!checkName()) {
 			return false;
@@ -270,6 +315,11 @@ public abstract class AbstractSettingsControl {
 		return true;
 	}
 
+	/**
+	 * Checks if unique player name is present for each player
+	 * 
+	 * @return is player name ok
+	 */
 	private boolean checkName() {
 		for (PlayerSettings player : settings.getPlayerList()) {
 			if (player.getName().isEmpty()) {
@@ -302,6 +352,11 @@ public abstract class AbstractSettingsControl {
 		return true;
 	}
 
+	/**
+	 * Check options leading to errors
+	 * 
+	 * @return options ok
+	 */
 	private boolean checkErrors() {
 		int totalStonesDealt = settings.getNumberOfStonesDealt()
 				* settings.getPlayerList().size();
@@ -324,6 +379,9 @@ public abstract class AbstractSettingsControl {
 		return true;
 	}
 
+	/**
+	 * Check all options and player settings for entries causing warnings
+	 */
 	private void checkWarnings() {
 		if (settings.getInitialMeldThreshold() >= 100) {
 			view.getSettingsPanel().setError(
@@ -356,10 +414,24 @@ public abstract class AbstractSettingsControl {
 		}
 	}
 
+	/**
+	 * Add new player to the planned game
+	 */
 	abstract protected void addPlayer();
 
+	/**
+	 * Set the type of a player
+	 * 
+	 * @param i
+	 *            index of player
+	 * @param type
+	 *            type to be set
+	 */
 	abstract protected void setPlayerType(int i, Type type);
 
+	/**
+	 * Show newly chosen options in view
+	 */
 	abstract protected void update();
 
 }
diff --git a/src/jrummikub/control/ApplicationControl.java b/src/jrummikub/control/ApplicationControl.java
index 752cb3c..71de63e 100644
--- a/src/jrummikub/control/ApplicationControl.java
+++ b/src/jrummikub/control/ApplicationControl.java
@@ -118,6 +118,9 @@ public class ApplicationControl {
 		});
 	}
 
+	/**
+	 * Create a new network login control
+	 */
 	private void createLoginControl() {
 		loginControl = new LoginControl(view);
 		loginControl.getLoginEvent().add(new IListener1<LoginData>() {
@@ -135,6 +138,9 @@ public class ApplicationControl {
 		loginControl.startLogin();
 	}
 
+	/**
+	 * End all controls in case of e.g. quit event
+	 */
 	private void abortControls() {
 		if (settingsControl != null) {
 			settingsControl.abort();
@@ -191,6 +197,12 @@ public class ApplicationControl {
 		settingsControl.startSettings();
 	}
 
+	/**
+	 * Adds events listeners to game control events
+	 * 
+	 * @param gameControl
+	 *            of current game
+	 */
 	private void addGameControlListeners(GameControl gameControl) {
 		gameControl.getEndOfGameEvent().add(new IListener() {
 			@Override
@@ -200,6 +212,12 @@ public class ApplicationControl {
 		});
 	}
 
+	/**
+	 * Create a new network game control
+	 * 
+	 * @param loginData
+	 *            users login data for channel
+	 */
 	private void createNetworkControl(LoginData loginData) {
 		ConnectionControl connectionControl = new ConnectionControl(loginData);
 		networkControl = new NetworkControl(loginData, connectionControl,
diff --git a/src/jrummikub/control/GameControl.java b/src/jrummikub/control/GameControl.java
index c038f9a..736e440 100644
--- a/src/jrummikub/control/GameControl.java
+++ b/src/jrummikub/control/GameControl.java
@@ -33,11 +33,11 @@ public class GameControl {
 	 * Constructor
 	 * 
 	 * @param gameSettings
-	 *          the game settings
+	 *            the game settings
 	 * @param saveControl
-	 *          the save control
+	 *            the save control
 	 * @param view
-	 *          the view
+	 *            the view
 	 */
 	public GameControl(GameSettings gameSettings, SaveControl saveControl,
 			IView view) {
@@ -49,8 +49,9 @@ public class GameControl {
 			gameState = new GameState();
 			saveControl.setGameState(gameState);
 
-			gameState.setFirstRoundFirstPlayer((int) (Math.random() * gameSettings
-					.getPlayerList().size()));
+			gameState
+					.setFirstRoundFirstPlayer((int) (Math.random() * gameSettings
+							.getPlayerList().size()));
 		}
 
 		connections.add(view.getNewRoundEvent().add(new IListener() {
@@ -84,11 +85,17 @@ public class GameControl {
 		return endOfGameEvent;
 	}
 
+	/**
+	 * Ends the running game
+	 */
 	private void endGame() {
 		removeListeners();
 		endOfGameEvent.emit();
 	}
 
+	/**
+	 * Removes all listeners from the connection
+	 */
 	private void removeListeners() {
 		for (Connection c : connections) {
 			c.remove();
@@ -106,9 +113,9 @@ public class GameControl {
 	 * Continues game after loading
 	 * 
 	 * @param gameState
-	 *          the saved GameState (Players, startplayer, points)
+	 *            the saved GameState (Players, startplayer, points)
 	 * @param roundState
-	 *          the saved RoundState (activePlayer, Table, heap etc)
+	 *            the saved RoundState (activePlayer, Table, heap etc)
 	 */
 	public void continueGame(GameState gameState, IRoundState roundState) {
 		this.gameState = gameState;
@@ -135,6 +142,9 @@ public class GameControl {
 		view.clearView();
 	}
 
+	/**
+	 * Start a new round within the existing game
+	 */
 	protected void startRound() {
 		if (roundControl != null) {
 			return;
@@ -147,22 +157,29 @@ public class GameControl {
 		roundControl.startRound();
 	}
 
+	/**
+	 * Prepare a new round by setting start player, adding listeners
+	 * 
+	 * @param roundState
+	 *            of current round
+	 */
 	private void prepareRound(IRoundState roundState) {
 		saveControl.setRoundState(roundState);
 
 		if (roundState != null) {
-			roundState.setActivePlayerNumber(gameState.getFirstRoundFirstPlayer()
-					+ gameState.getScores().size());
+			roundState.setActivePlayerNumber(gameState
+					.getFirstRoundFirstPlayer() + gameState.getScores().size());
 		}
 
 		roundControl = createRoundControl(roundState);
-		roundControl.getRoundStateUpdateEvent().add(new IListener1<IRoundState>() {
-			@Override
-			public void handle(IRoundState newState) {
-				gameState = newState.getGameState();
-				gameSettings = newState.getGameSettings();
-			}
-		});
+		roundControl.getRoundStateUpdateEvent().add(
+				new IListener1<IRoundState>() {
+					@Override
+					public void handle(IRoundState newState) {
+						gameState = newState.getGameState();
+						gameSettings = newState.getGameSettings();
+					}
+				});
 		roundControl.getEndOfRoundEvent().add(new IListener1<Score>() {
 			@Override
 			public void handle(Score roundScore) {
@@ -179,19 +196,40 @@ public class GameControl {
 		});
 	}
 
+	/**
+	 * Creates a new round State
+	 * 
+	 * @return the round state
+	 */
 	protected IRoundState createRoundState() {
 		return new RoundState(gameSettings, gameState);
 	}
 
+	/**
+	 * Creates a new round control with the specified round state
+	 * 
+	 * @param roundState
+	 *            for new round control
+	 * @return the round control
+	 */
 	protected RoundControl createRoundControl(IRoundState roundState) {
 		return new RoundControl(roundState, view);
 	}
 
+	/**
+	 * Restarts round after loading
+	 */
 	private void restartRound() {
 		roundControl = null;
 		startRound();
 	}
 
+	/**
+	 * Sets the score and default values for saving when round ends
+	 * 
+	 * @param roundScore
+	 *            score for ended round
+	 */
 	private void endOfRound(Score roundScore) {
 		gameState.getScores().add(roundScore);
 		saveControl.setRoundState(null);
@@ -200,17 +238,24 @@ public class GameControl {
 		showScorePanel();
 	}
 
+	/**
+	 * Sets score panel visible
+	 */
 	private void showScorePanel() {
 		view.showSidePanel(false);
 		view.setBottomPanel(BottomPanelType.WIN_PANEL);
 
 		view.getScorePanel().setPlayers(gameSettings.getPlayerList());
 		view.getScorePanel().setScores(gameState.getScores());
-		view.getScorePanel().setAccumulatedScore(gameState.getAccumulatedScore());
+		view.getScorePanel().setAccumulatedScore(
+				gameState.getAccumulatedScore());
 		view.getScorePanel().update();
 		view.showScorePanel(true);
 	}
 
+	/**
+	 * Exits System without warnings if no game control is active
+	 */
 	private void endProgram() {
 		System.exit(0);
 	}
diff --git a/src/jrummikub/control/LoginControl.java b/src/jrummikub/control/LoginControl.java
index ccf6e2e..f26b0d6 100644
--- a/src/jrummikub/control/LoginControl.java
+++ b/src/jrummikub/control/LoginControl.java
@@ -36,7 +36,6 @@ public class LoginControl {
 					@Override
 					public void handle(LoginData loginData) {
 						abort();
-						// TODO connectPanel anzeigen
 						loginEvent.emit(loginData);
 					}
 				}));
diff --git a/src/jrummikub/control/RoundControl.java b/src/jrummikub/control/RoundControl.java
index c24a7f5..b378430 100644
--- a/src/jrummikub/control/RoundControl.java
+++ b/src/jrummikub/control/RoundControl.java
@@ -37,10 +37,29 @@ import jrummikub.view.IView.BottomPanelType;
  * Controller that manages a single round of rummikub
  */
 public class RoundControl {
+	/**
+	 * Enum summarizing the different types of invalid turns to set the correct
+	 * panel message
+	 */
 	public enum InvalidTurnType {
-		INVALID_SETS, INITIAL_MELD_ERROR, NOT_ENOUGH_POINTS
+		/** There are invalid set(s) on the table */
+		INVALID_SETS,
+		/**
+		 * The player tried to modify the table without providing the initial
+		 * meld threshold first
+		 */
+		INITIAL_MELD_ERROR,
+		/**
+		 * The player didn't provide enough points for the initial meld
+		 * threshold
+		 */
+		NOT_ENOUGH_POINTS
 	}
 
+	/**
+	 * Table, stone sets and type of an invalid turn to allow a user to track
+	 * his own errors
+	 */
 	public static class InvalidTurnInfo implements Serializable {
 		private static final long serialVersionUID = -3591000741414366776L;
 
@@ -48,6 +67,16 @@ public class RoundControl {
 		private InvalidTurnType type;
 		private ArrayList<StoneSet> invalidSets;
 
+		/**
+		 * Creates new InvalidTurnInfo
+		 * 
+		 * @param table
+		 *            the table after the turn
+		 * @param type
+		 *            the type of the invalid turn
+		 * @param invalidSets
+		 *            the sets causing the turn to be invalid
+		 */
 		public InvalidTurnInfo(ITable table, InvalidTurnType type,
 				Collection<StoneSet> invalidSets) {
 			this.table = (ITable) table.clone();
@@ -55,14 +84,29 @@ public class RoundControl {
 			this.invalidSets = new ArrayList<StoneSet>(invalidSets);
 		}
 
+		/**
+		 * Getter for table
+		 * 
+		 * @return the table
+		 */
 		public ITable getTable() {
 			return table;
 		}
 
+		/**
+		 * Getter for invalid turn type
+		 * 
+		 * @return the type
+		 */
 		public InvalidTurnType getType() {
 			return type;
 		}
 
+		/**
+		 * Getter for the invalid sets
+		 * 
+		 * @return invalid sets
+		 */
 		public List<StoneSet> getInvalidSets() {
 			return invalidSets;
 		}
@@ -86,9 +130,9 @@ public class RoundControl {
 	 * Create a new RoundControl using the given gameState and view
 	 * 
 	 * @param roundState
-	 *          initial round state
+	 *            initial round state
 	 * @param view
-	 *          view used for user interaction
+	 *            view used for user interaction
 	 */
 	protected RoundControl(IRoundState roundState, IView view, boolean mayPause) {
 		this.roundState = roundState;
@@ -160,11 +204,21 @@ public class RoundControl {
 		}
 	}
 
+	/**
+	 * Sets the current round state
+	 * 
+	 * @param state
+	 *            to be set
+	 */
 	protected void setRoundState(IRoundState state) {
 		roundState = state;
 		roundStateUpdateEvent.emit(state);
 	}
 
+	/**
+	 * Prepare a player's turn by checking the player types and setting the
+	 * correct turn control
+	 */
 	protected void prepareTurn() {
 		doPrepareTurn();
 
@@ -178,6 +232,9 @@ public class RoundControl {
 		}
 	}
 
+	/**
+	 * Prepare turn by setting the view components
+	 */
 	protected void doPrepareTurn() {
 		updateSidePanel();
 
@@ -190,16 +247,20 @@ public class RoundControl {
 		}
 
 		view.getTablePanel().setStoneSets(roundState.getTable().clone());
-		view.setCurrentPlayerName(roundState.getActivePlayer().getPlayerSettings()
-				.getName());
-		view.setCurrentPlayerColor(roundState.getActivePlayer().getPlayerSettings()
-				.getColor());
-		view.setCurrentPlayerHasLaidOut(roundState.getActivePlayer().getLaidOut());
+		view.setCurrentPlayerName(roundState.getActivePlayer()
+				.getPlayerSettings().getName());
+		view.setCurrentPlayerColor(roundState.getActivePlayer()
+				.getPlayerSettings().getColor());
+		view.setCurrentPlayerHasLaidOut(roundState.getActivePlayer()
+				.getLaidOut());
 
 		turnControl = createTurnControl(roundState.getActivePlayer()
 				.getPlayerSettings().getType());
 	}
 
+	/**
+	 * Start a players turn with the correct turn control
+	 */
 	protected void startTurn() {
 		if (turnControl == null) {
 			doPrepareTurn();
@@ -250,6 +311,9 @@ public class RoundControl {
 		turnControl.startTurn();
 	}
 
+	/**
+	 * Update the side panel to show correct player order and heap size
+	 */
 	private void updateSidePanel() {
 		view.showSidePanel(true);
 		view.getSidePanel().setGameSettings(roundState.getGameSettings());
@@ -263,25 +327,49 @@ public class RoundControl {
 		view.getSidePanel().setHeapSize(roundState.getGameHeap().getSize());
 	}
 
-	/** Override this */
+	/**
+	 * Override this
+	 * 
+	 * @param turnControl
+	 *            current turn control
+	 */
 	protected void addTurnControlListeners(ITurnControl turnControl) {
 	}
 
+	/**
+	 * Creates new turn control of the specified type
+	 * 
+	 * @param type
+	 *            of the new turn control
+	 * @return the new turn control
+	 */
 	protected ITurnControl createTurnControl(Type type) {
 		return TurnControlFactory.getFactory(type).create();
 	}
 
+	/**
+	 * Deal each player the number of stones specified in the game settings
+	 * (numberOfStonesDealt)
+	 */
 	protected void deal() {
 		for (int i = 0; i < roundState.getPlayerCount(); i++) {
 			IHand hand = roundState.getNthNextPlayer(i).getHand();
-			for (int j = 0; j < roundState.getGameSettings().getNumberOfStonesDealt(); j++) {
-				hand.drop(roundState.getGameHeap().drawStone(), new Position(0, 0));
+			for (int j = 0; j < roundState.getGameSettings()
+					.getNumberOfStonesDealt(); j++) {
+				hand.drop(roundState.getGameHeap().drawStone(), new Position(0,
+						0));
 			}
 		}
 
 		view.getSidePanel().setHeapSize(roundState.getGameHeap().getSize());
 	}
 
+	/**
+	 * End the players turn
+	 * 
+	 * @param invalidTurnInfo
+	 *            info about the player's last turn
+	 */
 	protected void endOfTurn(InvalidTurnInfo invalidTurnInfo) {
 		boolean wasAI = turnControl instanceof AIControl;
 		boolean wasHuman = turnControl instanceof HumanTurnControl;
@@ -298,16 +386,16 @@ public class RoundControl {
 			view.setInvalidStoneSets(invalidTurnInfo.getInvalidSets());
 
 			switch (invalidTurnInfo.getType()) {
-				case INITIAL_MELD_ERROR:
-					view.setInitialMeldFirstError();
-					break;
-				case INVALID_SETS:
-					view.setStoneCollectionHidden(true);
-					break;
-				case NOT_ENOUGH_POINTS:
-					view.setInitialMeldError(roundState.getGameSettings()
-							.getInitialMeldThreshold());
-					break;
+			case INITIAL_MELD_ERROR:
+				view.setInitialMeldFirstError();
+				break;
+			case INVALID_SETS:
+				view.setStoneCollectionHidden(true);
+				break;
+			case NOT_ENOUGH_POINTS:
+				view.setInitialMeldError(roundState.getGameSettings()
+						.getInitialMeldThreshold());
+				break;
 			}
 
 			if (wasAI) {
@@ -330,6 +418,9 @@ public class RoundControl {
 		}
 	}
 
+	/**
+	 * Set the next player as active player if the round is not finished
+	 */
 	protected void nextPlayer() {
 		view.setSelectedStones(Collections.<Stone> emptyList());
 		view.setInvalidStoneSets(Collections.<StoneSet> emptyList());
@@ -356,6 +447,9 @@ public class RoundControl {
 		}
 	}
 
+	/**
+	 * Ends the current round and emits an event setting the score
+	 */
 	void endOfRound() {
 		removeListeners();
 		Score roundScore = score();
@@ -363,12 +457,20 @@ public class RoundControl {
 		roundFinished = true;
 	}
 
+	/**
+	 * Removes all listeners form the connections
+	 */
 	private void removeListeners() {
 		for (Connection c : connections) {
 			c.remove();
 		}
 	}
 
+	/**
+	 * Calculate the score for the current round and the total game score
+	 * 
+	 * @return the new score
+	 */
 	private Score score() {
 		List<Boolean> winners = new ArrayList<Boolean>();
 		List<Integer> points = new ArrayList<Integer>();
@@ -393,10 +495,12 @@ public class RoundControl {
 				stonePoints = playerHand.isInitialMeldPossible(roundState
 						.getGameSettings()) ? 200 : 100;
 			} else {
-				stonePoints = playerHand.getStonePoints(roundState.getGameSettings());
+				stonePoints = playerHand.getStonePoints(roundState
+						.getGameSettings());
 			}
 
-			bestScore = updateBestScore(bestScore, -stonePoints, playerHand.getSize());
+			bestScore = updateBestScore(bestScore, -stonePoints,
+					playerHand.getSize());
 
 			points.add(-stonePoints);
 			pointSum += stonePoints;
@@ -415,6 +519,18 @@ public class RoundControl {
 		return new Score(winners, points);
 	}
 
+	/**
+	 * Update the best score to find the winner in case of special game end
+	 * (everybody still has stones on hand)
+	 * 
+	 * @param bestScore
+	 *            of previous rounds
+	 * @param stonePoints
+	 *            sum of points still left on hands
+	 * @param size
+	 *            number of players in game (= size of score list in columns)
+	 * @return Pair of maximum points and hand size
+	 */
 	private static Pair<Integer, Integer> updateBestScore(
 			Pair<Integer, Integer> bestScore, int stonePoints, int size) {
 		if (bestScore.getFirst() == stonePoints) {
@@ -435,6 +551,10 @@ public class RoundControl {
 		return restartRoundEvent;
 	}
 
+	/**
+	 * Redeal stones and restart round if a player was allowed to redeal and
+	 * chose to do so
+	 */
 	private void redeal() {
 		turnControl = null;
 		for (Connection c : new ArrayList<Connection>(connections)) {
diff --git a/src/jrummikub/control/SaveControl.java b/src/jrummikub/control/SaveControl.java
index 4134aec..1b88d1c 100644
--- a/src/jrummikub/control/SaveControl.java
+++ b/src/jrummikub/control/SaveControl.java
@@ -107,6 +107,13 @@ public class SaveControl {
 		this.roundState = roundState;
 	}
 
+	/**
+	 * Loads the specified file and sets game state and round state. If the file
+	 * selected cannot be handled, an error will occur and show
+	 * 
+	 * @param file
+	 *            to be loaded
+	 */
 	private void load(File file) {
 		try {
 			ObjectInputStream stream = new ObjectInputStream(
@@ -140,6 +147,13 @@ public class SaveControl {
 		return loadErrorEvent;
 	}
 
+	/**
+	 * Saves the current game state and round state to a file with the specified
+	 * file name
+	 * 
+	 * @param file
+	 *            file to save game in
+	 */
 	private void save(File file) {
 		if (gameState == null || gameSettings == null) {
 			return;
diff --git a/src/jrummikub/control/SettingsControl.java b/src/jrummikub/control/SettingsControl.java
index 6576101..4675bc7 100644
--- a/src/jrummikub/control/SettingsControl.java
+++ b/src/jrummikub/control/SettingsControl.java
@@ -25,9 +25,9 @@ public class SettingsControl extends AbstractSettingsControl {
 	 * Create a new settings control
 	 * 
 	 * @param view
-	 *          the view to use
+	 *            the view to use
 	 * @param settings
-	 *          initial game settings
+	 *            initial game settings
 	 */
 	public SettingsControl(IView view, GameSettings settings) {
 		super(view, settings);
@@ -48,8 +48,8 @@ public class SettingsControl extends AbstractSettingsControl {
 	}
 
 	/**
-	 * the start game event is emitted when the user wants to start a game and the
-	 * settings made are valid
+	 * the start game event is emitted when the user wants to start a game and
+	 * the settings made are valid
 	 * 
 	 * @return the event
 	 */
@@ -96,8 +96,9 @@ public class SettingsControl extends AbstractSettingsControl {
 		view.getSettingsPanel().enableRemovePlayerButtons(
 				Collections.nCopies(settings.getPlayerList().size(),
 						enableRemoveButtons));
-		view.getSettingsPanel().enableAddPlayerButton(
-				settings.getPlayerList().size() < ISettingsPanel.PLAYER_COLORS.length);
+		view.getSettingsPanel()
+				.enableAddPlayerButton(
+						settings.getPlayerList().size() < ISettingsPanel.PLAYER_COLORS.length);
 
 		checkSettings();
 
@@ -109,6 +110,10 @@ public class SettingsControl extends AbstractSettingsControl {
 		view.getSettingsPanel().setGameSettings(settings);
 	}
 
+	/**
+	 * Aborts the settings control and emits a start game event if settings have
+	 * been approved
+	 */
 	private void startGame() {
 		if (!checkSettings()) {
 			return;