Space Invaders

The classic game Space Invaders, without GUI.

SpaceInvaders/src/tp/p2/controller/Commands/CommandGenerator.java

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+package tp.p2.controller.Commands;
+
+import tp.p2.controller.Exceptions.CommandParseException;
+
+/**
+ * @author Fernando M<>ndez Torrubiano
+ *
+ */
+
+public class CommandGenerator {
+	//Atributos:
+	private static final int MAXCOMMANDS = 14;
+	private static Command[] avaliableCommands = {
+		new MoveCommand("move", "m", "Move <left|right><1|2>", "Moves UCM-Ship to the indicated direction."),
+		new ShotCommand("shoot", "s", "Shoot", "UCM-Ship launches a missile."),
+		new ShockwaveCommand("shockwave", "w", "ShockWave", "UCM-Ship releases a shock wave."),
+		new ListCommand("list", "l", "List", "Prints the list of available ships."),
+		new ResetCommand("reset", "r", "Reset", "Starts a new game."),
+		new HelpCommand("help", "h", "Help", "Prints this help message."),
+		new ExitCommand("exit", "e", "Exit", "Terminates the program."),
+		new UpdateCommand("none", "", "[none]", "Skips one cycle."),
+		new BuySuperMissileCommand("buy", "b", "Buy", "Buy a Super Missile."),
+		new StringifyCommand("stringify", "sf", "Stringify", "Serialize the board."),
+		new ListPrintersCommand("listPrinters", "lp", "ListPrinters", "Prints the list of available printers."),
+		new SuperShootCommand("supermissile", "sm", "SuperMissile", "UCM-Ship launches a super-missile."),
+		new SaveCommand("save", "g", "Save", "Save the game on a file."),
+		new LoadCommand("load", "c", "Load", "Load the game of a file.")
+	};
+	
+	//M<>todos:
+	
+	//Invoca al m<>todo "parse" de cada subclase de Command.
+	public static Command parseCommand(String[] commandWords) throws CommandParseException {
+		boolean encontrado = false;
+		int i = 0;
+		Command cmd = null;
+		
+		while(!encontrado && i < MAXCOMMANDS) {
+			if(avaliableCommands[i].parse(commandWords) != null) {
+				cmd = avaliableCommands[i];
+				encontrado = true;
+			}
+			else {
+				i++;
+			}
+		}
+		if(cmd == null) { throw new CommandParseException(Command.incorrectArgsMSg); }
+		
+		return cmd;
+	}
+	
+	//Invoca al m<>todo helpText() de cada subclase de Command.
+	//Este m<>todo es invocado por el m<>todo "execute" de la clase HelpCommand.
+	public static String commandHelp(){
+		String help = "";
+		
+		for (int i = 0; i < avaliableCommands.length; i++) {
+			help += avaliableCommands[i].helpText();
+		}
+		
+		return help;
+	}
+}