src/main/dev/lh/FoodFactory.java

@@ -1,5 +1,7 @@
 package dev.lh;
 
+import static java.awt.Color.*;
+
 import java.awt.*;
 import java.util.Random;
 
@@ -27,30 +29,56 @@ public class FoodFactory {
 	 * @since Snake 1.0
 	 */
 	public static enum Food {
+
 		/**
 		 * Use if white food is wanted.
 		 */
-		white,
+		white(
+			WHITE, 40
+		),
 
 		/**
 		 * Use if yellow food is wanted.
 		 */
-		yellow,
+		yellow(
+			YELLOW, 15
+		),
 
 		/**
 		 * Use if orange food is wanted.
 		 */
-		orange,
+		orange(
+			ORANGE, 6
+		),
 
 		/**
 		 * Use if red food is wanted.
 		 */
-		red,
+		red(
+			RED, 2
+		),
 
 		/**
 		 * Use if blue food is wanted.
 		 */
-		blue
+		blue(
+			BLUE, 1
+		);
+
+		/**
+		 * The color of the food item.
+		 */
+		public final Color color;
+
+		/**
+		 * The length bonus of the food item.
+		 */
+		public final int lengthBonus;
+
+		private Food(Color color, int lengthBonus) {
+			this.color = color;
+			this.lengthBonus = lengthBonus;
+		}
 	}
 
 	private static FoodFactory foodFactory = new FoodFactory();
@@ -142,23 +170,7 @@ public class FoodFactory {
 	 * @since Snake 1.0
 	 */
 	public void colorOfFood(Graphics g) {
-		switch (nextFood) {
-			case white:
-				g.setColor(Color.white);
-				break;
-			case yellow:
-				g.setColor(Color.yellow);
-				break;
-			case orange:
-				g.setColor(Color.orange);
-				break;
-			case red:
-				g.setColor(Color.red);
-				break;
-			case blue:
-				g.setColor(Color.blue);
-				break;
-		}
+		g.setColor(nextFood.color);
 	}
 
 	/**
@@ -172,12 +184,12 @@ public class FoodFactory {
 
 	/**
 	 * @param snakeHead the the head of a {@link Snake} object
-	 * @return true if the current food intersects with the snakehead
+	 * @return true if the current food intersects with the snake head
 	 * @since Snake 1.0
 	 */
 	public boolean checkCollision(Rectangle snakeHead) {
-		int			s		= rectangleSize * 5;
-		Rectangle	food	= new Rectangle(pFood, new Dimension(s, s));
+		int s = rectangleSize * 5;
+		Rectangle food = new Rectangle(pFood, new Dimension(s, s));
 		return food.intersects(snakeHead);
 	}
 
@@ -186,24 +198,6 @@ public class FoodFactory {
 	 * @since Snake 1.0
 	 */
 	public int getAdditionalLength() {
-		int snakeAdditionalLength = 0;
-		switch (nextFood) {
-			case white:
-				snakeAdditionalLength = 40;
-				break;
-			case yellow:
-				snakeAdditionalLength = 15;
-				break;
-			case orange:
-				snakeAdditionalLength = 6;
-				break;
-			case red:
-				snakeAdditionalLength = 2;
-				break;
-			case blue:
-				snakeAdditionalLength = 1;
-				break;
-		}
-		return snakeAdditionalLength;
+		return nextFood.lengthBonus;
 	}
 }

src/main/dev/lh/Updateable.java

@@ -3,8 +3,8 @@ package dev.lh;
 import java.awt.Graphics;
 
 /**
- * This interface contains everything that needs to updated regularly.<br>
- * <br>
+ * This interface contains everything that needs to be updated regularly.
+ * <p>
  * Project: <strong>Snake</strong><br>
  * File: <strong>Updateable.java</strong><br>
  * Created: <strong>11 Mar 2020</strong><br>

src/main/dev/lh/ui/Endscreen.java

@@ -20,9 +20,9 @@ public class Endscreen extends JDialog {
 
 	private static final long serialVersionUID = -4457484397259161063L;
 
-	private static final int	goodOrBadResult	= 200;
-	private final JPanel		contentPanel	= new JPanel();
-	private final int			score;
+	private static final int goodOrBadResult = 200;
+	private final JPanel contentPanel = new JPanel();
+	private final int score;
 
 	/**
 	 * Create the dialog.
@@ -31,32 +31,33 @@ public class Endscreen extends JDialog {
 	 */
 	public Endscreen(int score) {
 		this.score = score;
-		try {
+		setTitle("Endscreen");
+		setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
+		setBounds(100, 100, 700, 700);
+		getContentPane().setLayout(new BorderLayout());
+		contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
+		contentPanel.setLayout(new BorderLayout(0, 0));
+		getContentPane().add(contentPanel, BorderLayout.CENTER);
 
-			setTitle("Endscreen");
-			setDefaultCloseOperation(WindowConstants.DISPOSE_ON_CLOSE);
-			setBounds(100, 100, 700, 700);
-			getContentPane().setLayout(new BorderLayout());
-			contentPanel.setBorder(new EmptyBorder(5, 5, 5, 5));
-			contentPanel.setLayout(new BorderLayout(0, 0));
-			getContentPane().add(contentPanel, BorderLayout.CENTER);
+		JButton btnNewButton = new JButton("Play again");
+		btnNewButton.setMnemonic(KeyEvent.VK_ENTER);
+		btnNewButton.addActionListener(e -> {
+			Main.startGame();
+			dispose();
+		});
+		btnNewButton.setFont(new Font("Times New Roman", Font.PLAIN, 15));
+		contentPanel.add(btnNewButton, BorderLayout.SOUTH);
 
-			JButton btnNewButton = new JButton("Play again");
-			btnNewButton.setMnemonic(KeyEvent.VK_ENTER);
-			btnNewButton.addActionListener(e -> { Main.startGame(); dispose(); });
-			btnNewButton.setFont(new Font("Times New Roman", Font.PLAIN, 15));
-			contentPanel.add(btnNewButton, BorderLayout.SOUTH);
+		JLabel lblDeinPunktestand = new JLabel("Dein Punktestand:	     " + String.valueOf(score));
+		lblDeinPunktestand.setFont(new Font("Times New Roman", Font.PLAIN, 25));
+		contentPanel.add(lblDeinPunktestand, BorderLayout.NORTH);
 
-			JLabel lblDeinPunktestand = new JLabel("Dein Punktestand:	     " + String.valueOf(score));
-			lblDeinPunktestand.setFont(new Font("Times New Roman", Font.PLAIN, 25));
-			contentPanel.add(lblDeinPunktestand, BorderLayout.NORTH);
-
-			Image resultImage = Toolkit.getDefaultToolkit()
-				.getImage(this.getClass().getResource((score < goodOrBadResult) ? "/Try_Again.jpg" : "/1211548-200.png"));
-			resultImage.flush();
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
+		Image resultImage = Toolkit.getDefaultToolkit()
+			.getImage(
+				this.getClass()
+					.getResource((score < goodOrBadResult) ? "/Try_Again.jpg" : "/1211548-200.png")
+			);
+		resultImage.flush();
 	}
 
 	/**

src/main/dev/lh/ui/StartScreen.java

@@ -21,13 +21,14 @@ import dev.lh.Main;
  */
 public class StartScreen extends JFrame {
 
-	private static final long	serialVersionUID	= 6055940532003735543L;
-	private JPanel				contentPane;
+	private static final long serialVersionUID = 6055940532003735543L;
 
 	/**
 	 * Closes the application.
 	 */
-	public static void close() { System.exit(0); }
+	public static void close() {
+		System.exit(0);
+	}
 
 	/**
 	 * Launches Snake.
@@ -43,31 +44,27 @@ public class StartScreen extends JFrame {
 	 * Create the frame.
 	 */
 	public StartScreen() {
-		try {
-			// readInHighscores();
-			setTitle("Snake - Startscreen");
-			setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-			setBounds(500, 200, 550, 550);
-			contentPane = new JPanel();
-			contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
-			setContentPane(contentPane);
+		setTitle("Snake - Startscreen");
+		setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
+		setBounds(500, 200, 550, 550);
 
-			JButton buPlay = new JButton("Start Game");
-			buPlay.setBounds(158, 197, 190, 131);
-			buPlay.setText("Play Again");
-			buPlay.setMnemonic(KeyEvent.VK_ENTER);
-			buPlay.setFont(new Font("Times New Roman", Font.PLAIN, 16));
-			buPlay.addActionListener(a -> {
-				Main.startGame();
-				setVisible(false);
-				dispose();
-				System.gc();
-			});
-			contentPane.add(buPlay);
-			contentPane.setLayout(null);
-			setVisible(true);
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
+		JPanel contentPane = new JPanel();
+		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
+		setContentPane(contentPane);
+
+		JButton buPlay = new JButton("Start Game");
+		buPlay.setBounds(158, 197, 190, 131);
+		buPlay.setText("Play Again");
+		buPlay.setMnemonic(KeyEvent.VK_ENTER);
+		buPlay.setFont(new Font("Times New Roman", Font.PLAIN, 16));
+		buPlay.addActionListener(a -> {
+			Main.startGame();
+			setVisible(false);
+			dispose();
+			System.gc();
+		});
+		contentPane.add(buPlay);
+		contentPane.setLayout(null);
+		setVisible(true);
 	}
 }