Type mismatches within class Graphic

[j54n1n]

@lsabi The class it.unibz.inf.makerspace.battleship.Graphic has some type mismatches of constructors, method calls, return values and one missing import of type ActionEvent. Please clarify your intentions.

• Graphic.java#L21 JPanel(String) is not defined. Was your intent to use a JLabel instead?
• Graphic.java#L35 BoxLayout(int, int) is not defined. Was your intent to use a GridLayout instead?
• Graphic.java#L38 BoxLayout(int, int) is not defined. Was your intent to use a GridLayout instead?
• Graphic.java#L70 Method does not return an int. Was your intention to return void instead?
• Graphic.java#L76 Method does not return an int. Was your intention to return void instead?
• Graphic.java#L82 Method does not return an int. Was your intention to return void instead?
• Graphic.java#L87 Method does not return an int. Was your intention to return void instead?
• Graphic.java#L92 Type ActionListener could not be resolved. Was your intent to import java.awt.event.ActionListener?