forked from External/mage
110 lines
3.7 KiB
Java
110 lines
3.7 KiB
Java
/*
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* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are
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* permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this list of
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* conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
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* of conditions and the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* The views and conclusions contained in the software and documentation are those of the
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* authors and should not be interpreted as representing official policies, either expressed
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* or implied, of BetaSteward_at_googlemail.com.
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*/
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package mage.server.game;
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import java.io.BufferedInputStream;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.ObjectInput;
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import java.util.UUID;
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import java.util.zip.GZIPInputStream;
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import mage.game.Game;
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import mage.game.GameState;
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import mage.game.GameStates;
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import mage.server.Main;
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import mage.util.CopierObjectInputStream;
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import org.apache.log4j.Logger;
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/**
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*
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* @author BetaSteward_at_googlemail.com
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*/
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public class GameReplay {
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private static final Logger logger = Logger.getLogger(GameReplay.class);
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private final GameStates savedGame;
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private final Game game;
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private int stateIndex;
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public GameReplay(UUID gameId) {
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this.game = loadGame(gameId);
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this.savedGame = game.getGameStates();
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}
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public void start() {
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this.stateIndex = 0;
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}
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public GameState next() {
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if (this.stateIndex < savedGame.getSize()) {
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return savedGame.get(stateIndex++);
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}
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return null;
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}
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public GameState previous() {
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if (this.stateIndex > 0) {
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return savedGame.get(--stateIndex);
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}
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return null;
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}
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public Game getGame() {
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return this.game;
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}
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private Game loadGame(UUID gameId) {
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try{
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InputStream file = new FileInputStream("saved/" + gameId.toString() + ".game");
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InputStream buffer = new BufferedInputStream(file);
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ObjectInput input = new CopierObjectInputStream(Main.classLoader, new GZIPInputStream(buffer));
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try {
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Game loadGame = (Game)input.readObject();
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GameStates states = (GameStates)input.readObject();
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loadGame.loadGameStates(states);
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return loadGame;
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}
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finally {
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input.close();
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}
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}
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catch(ClassNotFoundException ex) {
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logger.fatal("Cannot load game. Class not found.", ex);
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}
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catch(IOException ex) {
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logger.fatal("Cannot load game:" + gameId, ex);
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}
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return null;
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}
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}
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