Fixed error highlighted by Checkstyle

boulder-dash/.idea/checkstyle-idea.xml

@@ -9,6 +9,7 @@
       <list>
         <ConfigurationLocation id="bundled-sun-checks" type="BUNDLED" scope="All" description="Sun Checks">(bundled)</ConfigurationLocation>
         <ConfigurationLocation id="bundled-google-checks" type="BUNDLED" scope="All" description="Google Checks">(bundled)</ConfigurationLocation>
+        <ConfigurationLocation id="eabae839-0a9c-4483-92ce-fd4170fff7e6" type="LOCAL_FILE" scope="All" description="Homework-1-Checker">$PROJECT_DIR$/ueb01_checkstyle_config-Homework.xml</ConfigurationLocation>
         <ConfigurationLocation id="5232a701-ef57-4b8f-b1df-ed9fcf2cc548" type="LOCAL_FILE" scope="All" description="Ueb 01 Checkstyle">$PROJECT_DIR$/ueb01_checkstyle_config.xml</ConfigurationLocation>
       </list>
     </option>

boulder-dash/src/fr/enssat/BoulderDash/models/DiamondModel.java

@@ -15,6 +15,8 @@ import fr.enssat.BoulderDash.models.DisplayableElementModel;
  * @since       2015-06-19
  */
 public class DiamondModel extends DisplayableElementModel {
+	private static final int SIZ_X_OF_SPRITE = 16;
+	private static final int SIZ_Y_OF_SPRITE = 16;
 	private static String spriteName;
 	private static boolean isDestructible;
 	private static boolean canMove;
@@ -25,8 +27,6 @@ public class DiamondModel extends DisplayableElementModel {
 	private long previousTime;
 	private int currentFrame;
 
-	private final int SIZ_X_OF_SPRITE = 16;
-	private final int SIZ_Y_OF_SPRITE = 16;
 	private long speed;
 
 	private ArrayList<BufferedImage> framesDiamond;

boulder-dash/src/fr/enssat/BoulderDash/models/DisplayableElementModel.java

@@ -210,15 +210,15 @@ public abstract class DisplayableElementModel {
      * @return  Sprite object
      */
 	public BufferedImage loadSprite(String spriteName) {
-		BufferedImage sprite = null;
+		BufferedImage loadedSprite = null;
 
 		try {
-			sprite = ImageIO.read(new File("res/drawable/field/" + spriteName + ".gif"));
+			loadedSprite = ImageIO.read(new File("res/drawable/field/" + spriteName + ".gif"));
 		} catch (IOException e) {
 			e.printStackTrace();
 		}
 
-		this.sprite = sprite;
+		sprite = loadedSprite;
 
 		return sprite;
 	}

boulder-dash/src/fr/enssat/BoulderDash/models/LevelModel.java

@@ -31,6 +31,11 @@ import java.util.Observable;
  * @since 2015-06-19
  */
 public class LevelModel extends Observable implements Runnable {
+	/**
+	 * Animation speed
+	 */
+	private static final int DELAY = 25;
+
 	private DisplayableElementModel[][] groundGrid;
 	private String levelName;
 	private AudioLoadHelper audioLoadHelper;
@@ -54,11 +59,6 @@ public class LevelModel extends Observable implements Runnable {
 	 */
 	private Thread spriteAnimator;
 
-	/**
-	 * Animation speed
-	 */
-	private final int DELAY = 25;
-
 	/**
 	 * Class constructor
 	 *
@@ -196,9 +196,9 @@ public class LevelModel extends Observable implements Runnable {
 	private void playCollisionSound(int posX, int posY) {
 		String collisionSound = null;
 
-		if (this.getRockford().isCollisionDone() == false) {
+		if (!this.getRockford().isCollisionDone()) {
 			// Out of bounds?
-			if (this.isOutOfBounds(posX, posY) == true) {
+			if (this.isOutOfBounds(posX, posY)) {
 				collisionSound = "touch";
 			} else {
 				DisplayableElementModel nextElement = this.groundGrid[posX][posY];
@@ -246,7 +246,7 @@ public class LevelModel extends Observable implements Runnable {
 		this.playCollisionSound(posX, posY);
 
 		// Check that we are not out of bound...
-		if (this.isOutOfBounds(posX, posY) == false) {
+		if (!this.isOutOfBounds(posX, posY)) {
 			// Create a new empty model in the old pos of Rockford
 			this.groundGrid[oldX][oldY] = new EmptyModel();
 
@@ -273,13 +273,8 @@ public class LevelModel extends Observable implements Runnable {
 	 * @param  blockValue  New value
 	 */
 	public void triggerBlockChange(String blockValue) {
-        // No block value?
-        if(blockValue == null || blockValue.isEmpty()) {
-            return;
-        }
-
-        // Cancel if Rockford is already in model
-        if((blockValue.equals("Rockford") || blockValue.equals("rockford")) && this.isRockfordInModel()) {
+        // No block value? or Cancel if Rockford is already in model
+        if((blockValue == null || blockValue.isEmpty()) || ((blockValue.equals("Rockford") || blockValue.equals("rockford")) && this.isRockfordInModel())) {
             return;
         }
 

boulder-dash/src/fr/enssat/BoulderDash/models/RockfordModel.java

@@ -15,6 +15,11 @@ import fr.enssat.BoulderDash.models.DisplayableElementModel;
  * @since       2015-06-19
  */
 public class RockfordModel extends DisplayableElementModel {
+	/**
+	 * Defines the size of the sprite
+	 * */
+	private static final int SIZ_X_OF_SPRITE = 16;
+	private static final int SIZ_Y_OF_SPRITE = 16;
 	private static String spriteName;
 	private static boolean isDestructible;
 	private static boolean canMove;
@@ -32,12 +37,6 @@ public class RockfordModel extends DisplayableElementModel {
 	private static ArrayList<BufferedImage> framesRunningRight;
 	private static ArrayList<BufferedImage> framesRunningUpOrDown;
 
-    /**
-     * Defines the size of the sprite
-     */
-	private final int SIZ_X_OF_SPRITE = 16;
-	private final int SIZ_Y_OF_SPRITE = 16;
-
     /**
      * Defines the current speed of the object
      */

boulder-dash/src/fr/enssat/BoulderDash/views/AssetsLevelEditorComponent.java

@@ -18,15 +18,15 @@ import fr.enssat.BoulderDash.views.LevelEditorView;
  * @since       2015-06-22
  */
 public class AssetsLevelEditorComponent extends JPanel implements ActionListener {
-    private LevelEditorView levelEditorView;
-
     /**
      * Available choices
      */
-    static List<String> choiceList = Arrays.asList(
+    private static List<String> choiceList = Arrays.asList(
             "Boulder", "Diamond", "Dirt", "Brick Wall", "Expanding Wall", "Magic Wall", "Steel Wall", "Rockford"
     );
 
+    private LevelEditorView levelEditorView;
+
     /**
      * Class constructor
      *

boulder-dash/src/fr/enssat/BoulderDash/views/GameGroundView.java

@@ -31,7 +31,7 @@ public class GameGroundView extends GroundView {
 
         this.gameController = gameController;
 
-        this.addKeyListener(new GameKeyController(this.levelModel, this.gameController.getAudioLoadHelper()));
+        this.addKeyListener(new GameKeyController(super.getLevelModel(), this.gameController.getAudioLoadHelper()));
 
         this.setBorder(BorderFactory.createLineBorder(Color.black));
         this.setFocusable(true);

boulder-dash/src/fr/enssat/BoulderDash/views/GroundView.java

@@ -22,7 +22,7 @@ import java.util.Observer;
  *
  */
 public abstract class GroundView extends JPanel implements Observer {
-	protected LevelModel levelModel;
+	private LevelModel levelModel;
 
 	/**
 	 * Class constructor
@@ -34,6 +34,10 @@ public abstract class GroundView extends JPanel implements Observer {
 		this.levelModel.addObserver(this);
 	}
 
+	protected LevelModel getLevelModel() {
+		return levelModel;
+	}
+
 	/**
 	 * Draws the map
 	 *

boulder-dash/src/fr/enssat/BoulderDash/views/WinLoseView.java

@@ -39,10 +39,11 @@ public class WinLoseView extends JFrame{
     private void createLayout() {    	
     	JTextArea help = new JTextArea();
     	help.setEditable(false);
-    	if(winOrLose.equals("win"))
-	    	help.setText("YOU WIN THE GAME :-)");
-    	else
-    		help.setText("YOU LOSE THE GAME :-( TRY AGAIN!");
+    	if(winOrLose.equals("win")) {
+			help.setText("YOU WIN THE GAME :-)");
+		} else {
+			help.setText("YOU LOSE THE GAME :-( TRY AGAIN!");
+		}
     	
         this.add(help);
     }

boulder-dash/ueb01_checkstyle_config-Homework.xml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE module PUBLIC "-//Puppy Crawl//DTD Check Configuration 1.3//EN" "http://www.puppycrawl.com/dtds/configuration_1_3.dtd">
+
+<module name="Checker">
+  <property name="severity" value="error"/>
+  <module name="TreeWalker">
+    <module name="NeedBraces">
+      <property name="tokens" value="LITERAL_DO,LITERAL_ELSE,LITERAL_FOR,LITERAL_IF,LITERAL_WHILE"/>
+    </module>
+    <module name="AvoidInlineConditionals"/>
+    <module name="DeclarationOrder"/>
+	<module name="ReturnCount"/>
+    <module name="NestedTryDepth"/>
+	<module name="SimplifyBooleanExpression"/>
+	<module name="HiddenField">
+		<property name="tokens" value="VARIABLE_DEF"/>
+	</module>
+	<module name="AbbreviationAsWordInName">
+      <property name="ignoreStaticFinal" value="true"/>
+	  <property name="ignoreFinal" value="false"/>
+      <property name="allowedAbbreviationLength" value="3"/>
+      <property name="tokens"
+               value="VARIABLE_DEF"/>
+    </module>
+	<module name="VisibilityModifier"/>
+	<module name="StringLiteralEquality">
+	  <property name="severity" value="warning"/>
+	</module>
+	<module name="EqualsAvoidNull">
+	  <property name="severity" value="warning"/>
+	</module>
+  </module>
+</module>