Removed AIUtil

git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@449 72836036-5685-4462-b002-a69064685172
This commit is contained in:
Jannis Harder 2011-06-17 22:12:43 +02:00
parent 47bf19036e
commit 5a4d1ccb12
3 changed files with 57 additions and 346 deletions

View file

@ -1,337 +0,0 @@
package jrummikub.control;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.Comparator;
import java.util.List;
import java.util.TreeMap;
import jrummikub.model.GameSettings;
import jrummikub.model.Stone;
import jrummikub.model.StoneColor;
import jrummikub.model.StoneSet;
import jrummikub.util.Pair;
/**
* A collection of several AI utility methods with given game settings
*
*/
public class AIUtil {
private GameSettings settings;
private List<StoneColor> stoneColors;
/**
* The utility class's methods calculate their results based on the game
* settings
*
* @param settings
* the underlying game settings
*/
public AIUtil(GameSettings settings) {
this.settings = settings;
stoneColors = new ArrayList<StoneColor>(Arrays.asList(StoneColor.values()));
stoneColors.retainAll(settings.getStoneColors());
}
private static class SearchState {
int pointsMissing;
TreeMap<Pair<Integer, StoneColor>, Integer> stoneCounts;
int jokerCount;
SearchState(int pointsMissing,
TreeMap<Pair<Integer, StoneColor>, Integer> stoneCounts, int jokerCount) {
this.pointsMissing = pointsMissing;
this.stoneCounts = stoneCounts;
this.jokerCount = jokerCount;
}
}
@SuppressWarnings("serial")
private static class EnoughPoints extends Throwable {
private Pair<List<StoneSet>, Integer> result;
public EnoughPoints(Pair<List<StoneSet>, Integer> result) {
this.result = result;
}
public Pair<List<StoneSet>, Integer> getResult() {
return result;
}
}
/**
* Tries to find sets with a certain total of points. If only lower totals are
* found, returns the sets with the highest cumulated point total.
*
* @param pointsMissing
* the desired number of points
* @param stoneCounts
* the number of each stone
* @param jokerCount
* the total number of jokers in the game
* @return the sets that have the desired point total or the highest found
*/
@SuppressWarnings("unchecked")
public Pair<List<StoneSet>, Integer> findSetsWithTotalPoints(
int pointsMissing,
TreeMap<Pair<Integer, StoneColor>, Integer> stoneCounts, int jokerCount) {
Pair<List<StoneSet>, Integer> emptyResult = new Pair<List<StoneSet>, Integer>(
Collections.<StoneSet> emptyList(), 0);
if (pointsMissing <= 0)
return emptyResult;
stoneCounts = (TreeMap<Pair<Integer, StoneColor>, Integer>) stoneCounts
.clone();
SearchHelper searchHelper = new SearchHelper(
pointsMissing,
new Pair<List<StoneSet>, Integer>(Collections.<StoneSet> emptyList(), 0));
try {
for (int value = settings.getHighestValue(); value >= 1; value--) {
for (StoneColor color : stoneColors) {
Pair<Integer, StoneColor> stone = new Pair<Integer, StoneColor>(
value, color);
if (stoneCounts.containsKey(stone)) {
SearchState searchState = new SearchState(pointsMissing - value,
stoneCounts, jokerCount);
decrementStoneCount(stoneCounts, stone);
searchHelper.checkResult(findRunsWithTotalPoints(searchState,
stone, 1));
searchHelper.checkResult(findGroupsWithTotalPoints(searchState,
value, Collections.singletonList(color), color));
}
if (jokerCount > 0) {
SearchState searchState = new SearchState(pointsMissing - value,
stoneCounts, jokerCount - 1);
searchHelper.checkResult(findRunsWithTotalPoints(searchState,
stone, 1));
searchHelper.checkResult(findGroupsWithTotalPoints(searchState,
value, Collections.singletonList(color), color));
}
}
}
} catch (EnoughPoints enoughPoints) {
return enoughPoints.getResult();
}
return searchHelper.getBestResult();
}
private static class SearchHelper {
Pair<List<StoneSet>, Integer> bestResult;
int pointsMissing;
public SearchHelper(int pointsMissing,
Pair<List<StoneSet>, Integer> bestResult) {
this.pointsMissing = pointsMissing;
this.bestResult = bestResult;
}
public void checkResult(Pair<List<StoneSet>, Integer> result)
throws EnoughPoints {
if (result.getSecond() >= pointsMissing)
throw new EnoughPoints(result);
if (result.getSecond() > bestResult.getSecond())
bestResult = result;
}
public Pair<List<StoneSet>, Integer> getBestResult() {
return bestResult;
}
}
private Pair<List<StoneSet>, Integer> findGroupsWithTotalPoints(
SearchState searchState, int value, List<StoneColor> chosenColors,
StoneColor testedColor) {
StoneColor nextColor = getNextColor(testedColor);
Pair<Integer, StoneColor> nextStone = new Pair<Integer, StoneColor>(value,
nextColor);
SearchHelper searchHelper = new SearchHelper(
searchState.pointsMissing,
new Pair<List<StoneSet>, Integer>(Collections.<StoneSet> emptyList(), 0));
try {
if (nextColor != null) {
List<StoneColor> newColors = new ArrayList<StoneColor>(chosenColors);
newColors.add(nextColor);
if (searchState.stoneCounts.containsKey(nextStone)) {
decrementStoneCount(searchState.stoneCounts, nextStone);
searchHelper.checkResult(findGroupsWithTotalPoints(searchState,
value, newColors, nextColor));
incrementStoneCount(searchState.stoneCounts, nextStone);
}
if (searchState.jokerCount > 0) {
searchHelper.checkResult(findGroupsWithTotalPoints(new SearchState(
searchState.pointsMissing, searchState.stoneCounts,
searchState.jokerCount - 1), value, newColors, nextColor));
}
searchHelper.checkResult(findGroupsWithTotalPoints(searchState, value,
chosenColors, nextColor));
}
if (chosenColors.size() >= 3) {
searchHelper.checkResult(handleFoundGroup(searchState, value,
chosenColors));
}
} catch (EnoughPoints enoughPoints) {
return enoughPoints.getResult();
}
return searchHelper.getBestResult();
}
private Pair<List<StoneSet>, Integer> handleFoundGroup(
SearchState searchState, int value, List<StoneColor> chosenColors) {
int groupPoints = chosenColors.size() * value;
Pair<List<StoneSet>, Integer> result = findSetsWithTotalPoints(
searchState.pointsMissing - groupPoints, searchState.stoneCounts,
searchState.jokerCount);
List<Stone> newStones = new ArrayList<Stone>();
for (StoneColor color : chosenColors) {
newStones.add(new Stone(value, color));
}
List<StoneSet> newResultList = new ArrayList<StoneSet>(result.getFirst());
newResultList.add(new StoneSet(newStones));
result = new Pair<List<StoneSet>, Integer>(newResultList,
result.getSecond() + groupPoints);
return result;
}
private Pair<List<StoneSet>, Integer> findRunsWithTotalPoints(
SearchState searchState, Pair<Integer, StoneColor> testedStone,
int runLength) {
SearchHelper searchHelper = new SearchHelper(
searchState.pointsMissing,
new Pair<List<StoneSet>, Integer>(Collections.<StoneSet> emptyList(), 0));
try {
Pair<Integer, StoneColor> nextStone = null;
if (testedStone.getFirst() > 1) {
int nextValue = testedStone.getFirst() - 1;
nextStone = new Pair<Integer, StoneColor>(nextValue,
testedStone.getSecond());
if (searchState.stoneCounts.containsKey(nextStone)) {
decrementStoneCount(searchState.stoneCounts, nextStone);
searchHelper.checkResult(findRunsWithTotalPoints(searchState,
nextStone, runLength + 1));
incrementStoneCount(searchState.stoneCounts, nextStone);
}
if (searchState.jokerCount > 0) {
searchHelper.checkResult(findRunsWithTotalPoints(new SearchState(
searchState.pointsMissing, searchState.stoneCounts,
searchState.jokerCount - 1), nextStone, runLength + 1));
}
}
if (runLength >= 3) {
searchHelper.checkResult(handleFoundRun(searchState, testedStone,
runLength));
}
} catch (EnoughPoints enoughPoints) {
return enoughPoints.getResult();
}
return searchHelper.getBestResult();
}
private Pair<List<StoneSet>, Integer> handleFoundRun(SearchState searchState,
Pair<Integer, StoneColor> testedStone, int runLength) {
int below = testedStone.getFirst() - 1;
int high = below + runLength;
int runPoints = (high * (high + 1)) / 2 - (below * (below + 1)) / 2;
Pair<List<StoneSet>, Integer> result = findSetsWithTotalPoints(
searchState.pointsMissing - runPoints, searchState.stoneCounts,
searchState.jokerCount);
List<Stone> newStones = new ArrayList<Stone>();
for (int i = 0; i < runLength; i++) {
newStones.add(new Stone(i + testedStone.getFirst(), testedStone
.getSecond()));
}
List<StoneSet> newResultList = new ArrayList<StoneSet>(result.getFirst());
newResultList.add(new StoneSet(newStones));
result = new Pair<List<StoneSet>, Integer>(newResultList,
result.getSecond() + runPoints);
return result;
}
private static void incrementStoneCount(
TreeMap<Pair<Integer, StoneColor>, Integer> stones,
Pair<Integer, StoneColor> stone) {
if (stones.containsKey(stone)) {
stones.put(stone, stones.get(stone) + 1);
} else {
stones.put(stone, 1);
}
}
private static void decrementStoneCount(
TreeMap<Pair<Integer, StoneColor>, Integer> stones,
Pair<Integer, StoneColor> stone) {
int count = stones.get(stone);
count--;
if (count == 0) {
stones.remove(stone);
} else {
stones.put(stone, count);
}
}
private StoneColor getNextColor(StoneColor color) {
int index = stoneColors.indexOf(color) + 1;
if (index >= stoneColors.size()) {
return null;
}
return stoneColors.get(index);
}
private final static Comparator<Pair<Integer, StoneColor>> comparator = new Comparator<Pair<Integer, StoneColor>>() {
@Override
public int compare(Pair<Integer, StoneColor> o1,
Pair<Integer, StoneColor> o2) {
int firstComparison = o1.getFirst().compareTo(o2.getFirst());
if (firstComparison != 0) {
return -firstComparison;
} else {
return o1.getSecond().compareTo(o2.getSecond());
}
}
};
/**
* Counts the numbers of stones
*
* @param stones
* the stones to count
* @return the numbers for all stones
*/
public static Pair<TreeMap<Pair<Integer, StoneColor>, Integer>, Integer> countStones(
List<Stone> stones) {
int jokerCount = 0;
TreeMap<Pair<Integer, StoneColor>, Integer> stoneCounts = new TreeMap<Pair<Integer, StoneColor>, Integer>(
comparator);
for (Stone stone : stones) {
if (stone.isJoker()) {
jokerCount++;
} else {
Pair<Integer, StoneColor> key = new Pair<Integer, StoneColor>(
stone.getValue(), stone.getColor());
incrementStoneCount(stoneCounts, key);
}
}
return new Pair<TreeMap<Pair<Integer, StoneColor>, Integer>, Integer>(
stoneCounts, jokerCount);
}
}

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@ -5,16 +5,13 @@ import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.TreeMap;
import javax.swing.SwingUtilities;
import javax.swing.Timer;
import jrummikub.ai.TurnLogic;
import jrummikub.control.AIUtil;
import jrummikub.model.Position;
import jrummikub.model.Stone;
import jrummikub.model.StoneColor;
import jrummikub.model.StoneSet;
import jrummikub.util.Pair;
@ -52,7 +49,8 @@ public class AIControl extends AbstractTurnControl {
long turnLength = System.currentTimeMillis() - startTime;
if (useBackgroundThread) {
Timer timer = new Timer(Math.max(0, (int) (1000 + Math.random() * 2000 - turnLength)),
Timer timer = new Timer(Math.max(0,
(int) (1000 + Math.random() * 2000 - turnLength)),
new ActionListener() {
@Override
public void actionPerformed(ActionEvent event) {
@ -105,7 +103,7 @@ public class AIControl extends AbstractTurnControl {
logic.needIntialMeldThreshold();
}
if (useBackgroundThread) {
Timer timer = new Timer(10000, new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
@ -114,7 +112,7 @@ public class AIControl extends AbstractTurnControl {
});
timer.setRepeats(false);
timer.start();
Thread computeThread = new Thread(new Runnable() {
@Override
public void run() {

View file

@ -5,12 +5,12 @@ import static jrummikub.model.StoneTray.Direction.RIGHT;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import java.util.TreeMap;
import jrummikub.ai.TurnLogic;
import jrummikub.control.AIUtil;
import jrummikub.util.Pair;
/** Class managing a {@link Player}'s {@link Stone}s */
@ -96,6 +96,57 @@ public class Hand extends StoneTray<Stone> implements IHand {
turnLogic.needIntialMeldThreshold();
return turnLogic.solve();
}
private static void incrementStoneCount(
TreeMap<Pair<Integer, StoneColor>, Integer> stones,
Pair<Integer, StoneColor> stone) {
if (stones.containsKey(stone)) {
stones.put(stone, stones.get(stone) + 1);
} else {
stones.put(stone, 1);
}
}
private final static Comparator<Pair<Integer, StoneColor>> comparator = new Comparator<Pair<Integer, StoneColor>>() {
@Override
public int compare(Pair<Integer, StoneColor> o1,
Pair<Integer, StoneColor> o2) {
int firstComparison = o1.getFirst().compareTo(o2.getFirst());
if (firstComparison != 0) {
return -firstComparison;
} else {
return o1.getSecond().compareTo(o2.getSecond());
}
}
};
/**
* Counts the numbers of stones
*
* @param stones
* the stones to count
* @return the numbers for all stones
*/
private static Pair<TreeMap<Pair<Integer, StoneColor>, Integer>, Integer> countStones(
List<Stone> stones) {
int jokerCount = 0;
TreeMap<Pair<Integer, StoneColor>, Integer> stoneCounts = new TreeMap<Pair<Integer, StoneColor>, Integer>(
comparator);
for (Stone stone : stones) {
if (stone.isJoker()) {
jokerCount++;
} else {
Pair<Integer, StoneColor> key = new Pair<Integer, StoneColor>(
stone.getValue(), stone.getColor());
incrementStoneCount(stoneCounts, key);
}
}
return new Pair<TreeMap<Pair<Integer, StoneColor>, Integer>, Integer>(
stoneCounts, jokerCount);
}
@Override
public int getIdenticalStoneCount() {
@ -106,8 +157,7 @@ public class Hand extends StoneTray<Stone> implements IHand {
stones.add(iter.next().getFirst());
}
Pair<TreeMap<Pair<Integer, StoneColor>, Integer>, Integer> stoneCounts = AIUtil
.countStones(stones);
Pair<TreeMap<Pair<Integer, StoneColor>, Integer>, Integer> stoneCounts = countStones(stones);
int pairCount = 0;