Incremental update to allow running a battery of AI vs AI games, with some very basic reporting.

src/net/woodyfolsom/msproj/GameResult.java

@@ -3,6 +3,7 @@ package net.woodyfolsom.msproj;
 
 public class GameResult {
 	public static final GameResult BLACK_BY_RESIGNATION = new GameResult(RESULT_TYPE.BLACK_BY_RESIGNATION);
+	public static final GameResult VOID = new GameResult(RESULT_TYPE.VOID);
 	public static final GameResult WHITE_BY_RESIGNATION = new GameResult(RESULT_TYPE.WHITE_BY_RESIGNATION);
 	
 	private double komi;
@@ -10,7 +11,7 @@ public class GameResult {
 	private int whiteScore;
 	private int normalizedZeroScore;
 	
-	public enum RESULT_TYPE { BLACK_BY_RESIGNATION, WHITE_BY_RESIGNATION, IN_PROGRESS, SCORED}
+	public enum RESULT_TYPE { BLACK_BY_RESIGNATION, WHITE_BY_RESIGNATION, IN_PROGRESS, SCORED, VOID}
 	
 	private RESULT_TYPE resultType;
 	
@@ -92,6 +93,7 @@ public class GameResult {
 		case WHITE_BY_RESIGNATION :
 			return "W+R";
 		case IN_PROGRESS :
+		case VOID : // intentional fall-through
 			return "Void";
 		default : 
 			return "?";

src/net/woodyfolsom/msproj/Referee.java

@@ -10,8 +10,6 @@ import java.util.Date;
 import net.woodyfolsom.msproj.policy.Policy;
 
 public class Referee {
-	private GameConfig gameConfig = new GameConfig(9);
-	private GameState gameState = new GameState(gameConfig);
 	private Policy blackPolicy;
 	private Policy whitePolicy;
 	
@@ -37,10 +35,10 @@ public class Referee {
 		}
 	}
 
-	public void play() {
-		System.out.println("Game started.");
+	public GameResult play(GameConfig gameConfig) {
+		GameState gameState = new GameState(gameConfig);
 		
-		// Player currentPlayer = Player.BLACK;
+		System.out.println("Game started.");
 
 		try {
 			while (!gameState.isTerminal()) {
@@ -55,9 +53,12 @@ public class Referee {
 			System.out
 					.println("Game halted early due to the following Exception:");
 			ex.printStackTrace();
-			return;
+			return GameResult.VOID;
 		}
-		System.out.println("Game over.  Result: " + gameState.getResult());
+		
+		GameResult result = gameState.getResult();
+		
+		System.out.println("Game over.  Result: " + result);
 
 		DateFormat dateFormat = new SimpleDateFormat("yyMMddHHmmssZ");
 
@@ -83,5 +84,7 @@ public class Referee {
 		}
 
 		System.out.println("Game finished.");
+		
+		return result;
 	}
 }

src/net/woodyfolsom/msproj/StandAloneGame.java

@@ -1,24 +1,67 @@
 package net.woodyfolsom.msproj;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import net.woodyfolsom.msproj.policy.HumanKeyboardInput;
 import net.woodyfolsom.msproj.policy.MonteCarloUCT;
 import net.woodyfolsom.msproj.policy.Policy;
 import net.woodyfolsom.msproj.policy.RandomMovePolicy;
 
 public class StandAloneGame {
+	enum PLAYER_TYPE { HUMAN, UCT_FAST, UCT_SLOW };
 	
-	/**
-	 * @param args
-	 */
 	public static void main(String[] args) {
-		Policy player1 = new HumanKeyboardInput();
-		Policy player2 = new MonteCarloUCT(new RandomMovePolicy(), 10000L);
+		if (args.length != 3) {
+			System.out.println("Incorrect # of arguments: use StandAloneGame <Player1Type> <Player2Type> <# rounds>");
+			System.out.println("For example to play 10 games against MC UCT w/ slow moves: StandAloneGame UCT_SLOW HUMAN 10");
+		}
+		new StandAloneGame().playGame(parsePlayerType(args[0]), parsePlayerType(args[1]), Integer.valueOf(args[2]));
+	}
+
+	private static PLAYER_TYPE parsePlayerType(String playerTypeStr) {
+		if ("UCT_FAST".equalsIgnoreCase(playerTypeStr)) {
+			return PLAYER_TYPE.UCT_FAST;
+		} else if ("UCT_SLOW".equalsIgnoreCase(playerTypeStr) || "UCT".equalsIgnoreCase(playerTypeStr)) {
+			return PLAYER_TYPE.UCT_SLOW;
+		} else if ("HUMAN".equalsIgnoreCase(playerTypeStr)) {
+			return PLAYER_TYPE.HUMAN;
+		} else {
+			throw new RuntimeException("Unknown player type: " + playerTypeStr);
+		}
+	}
+	
+	public void playGame(PLAYER_TYPE playerType1, PLAYER_TYPE playerType2, int rounds) {
+		
+		Policy player1 = getPolicy(playerType1);
+		Policy player2 = getPolicy(playerType2);
 		
 		Referee referee = new Referee();
 		referee.setPolicy(Player.BLACK, player1);
 		referee.setPolicy(Player.WHITE, player2);
 		
-		referee.play();
+		List<GameResult> results = new ArrayList<GameResult>();
+		GameConfig gameConfig = new GameConfig(5);
+		for (int round = 0; round < rounds; ) {
+			results.add(referee.play(gameConfig));
 		}
 		
+		System.out.println("Cumulative results for 10 games (BLACK=" + playerType1 + ", WHITE=" + playerType2 + ")");
+		for (int i = 0; i < rounds; i ++) {
+			System.out.println(i +". " + results.get(i));
+		}
+	}
+	
+	private Policy getPolicy(PLAYER_TYPE playerType) {
+		switch (playerType) {
+		case HUMAN :
+			return new HumanKeyboardInput();
+		case UCT_SLOW :
+			return new MonteCarloUCT(new RandomMovePolicy(), 3000L);
+		case UCT_FAST :
+			return new MonteCarloUCT(new RandomMovePolicy(), 1000L);
+		default :
+			throw new IllegalArgumentException("Invalid PLAYER_TYPE: " + playerType);
+		}
+	}
 }