Remove some try statements and switches

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) {
+		g.setColor(nextFood.color);
-			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;
-		}
 	}
 
 	/**
@@ -172,7 +184,7 @@ 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) {
@@ -186,24 +198,6 @@ public class FoodFactory {
 	 * @since Snake 1.0
 	 */
 	public int getAdditionalLength() {
-		int snakeAdditionalLength = 0;
+		return nextFood.lengthBonus;
-		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;
 	}
 }

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>
+ * This interface contains everything that needs to be updated regularly.
- * <br>
+ * <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

@@ -31,8 +31,6 @@ 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);
@@ -43,7 +41,10 @@ public class Endscreen extends JDialog {
 
 		JButton btnNewButton = new JButton("Play again");
 		btnNewButton.setMnemonic(KeyEvent.VK_ENTER);
-			btnNewButton.addActionListener(e -> { Main.startGame(); dispose(); });
+		btnNewButton.addActionListener(e -> {
+			Main.startGame();
+			dispose();
+		});
 		btnNewButton.setFont(new Font("Times New Roman", Font.PLAIN, 15));
 		contentPanel.add(btnNewButton, BorderLayout.SOUTH);
 
@@ -52,11 +53,11 @@ public class Endscreen extends JDialog {
 		contentPanel.add(lblDeinPunktestand, BorderLayout.NORTH);
 
 		Image resultImage = Toolkit.getDefaultToolkit()
-				.getImage(this.getClass().getResource((score < goodOrBadResult) ? "/Try_Again.jpg" : "/1211548-200.png"));
+			.getImage(
+				this.getClass()
+					.getResource((score < goodOrBadResult) ? "/Try_Again.jpg" : "/1211548-200.png")
+			);
 		resultImage.flush();
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
 	}
 
 	/**

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

@@ -22,12 +22,13 @@ import dev.lh.Main;
 public class StartScreen extends JFrame {
 
 	private static final long serialVersionUID = 6055940532003735543L;
-	private JPanel				contentPane;
 
 	/**
 	 * Closes the application.
 	 */
-	public static void close() { System.exit(0); }
+	public static void close() {
+		System.exit(0);
+	}
 
 	/**
 	 * Launches Snake.
@@ -43,12 +44,11 @@ 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();
+
+		JPanel contentPane = new JPanel();
 		contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
 		setContentPane(contentPane);
 
@@ -66,8 +66,5 @@ public class StartScreen extends JFrame {
 		contentPane.add(buPlay);
 		contentPane.setLayout(null);
 		setVisible(true);
-		} catch (Exception e) {
-			e.printStackTrace();
-		}
 	}
 }