Refactoring code

[Qinyue-W]

Extract method

• Package: featurecat.lizzie.analysis
• File: Leelaz.java
• Method: private void parseLine(String line)
• Line number: 321

Rename variable

• Package: featurecat.lizzie.theme
• File: Theme.java
• Method: private BufferedImage getImageByKey(String key, String defaultValue, String defaultImg)
• Line number: 281, 283, 286, 287, 290, 291

Extract class

• Package: featurecat.lizzie.gui
• File: Menu.java
• New file: UpdateEngine.java
• Methods: public void updateEngineMenu(List engineList)
  public void updateEngineIcon(List engineList, int currentEngineNo)
• Line number in Menu.java: 1377
• Line number in UpdateEngine.java: 16, 40

Replace conditional with polymorphism

• Package: featurecat.lizzie.gui
• File: BoardRenderer.java
• New files: BranchFactory.java, BranchMove.java, DefaultBoard.java, ShowNormalBoard.java, ShowRawBoard.java
• Method in BoardRender.java: private int maxBranchMoves()
• Line number in BoardRender.java: 1692

Change bidirectional association to unidirectional association

• Package: featurecat.lizzie.rules
• File: BoardData.java
• Method: public double getScoreMean()
• Line number: 213
• Package: featurecat.lizzie.util
• File: Utils.java
• Method: public static double actualScoreMean(double scoreMean)
• Line number: 166