2048のAIのSelenium2と連携させているところ

Reactor2.java

package twothu;

import java.util.Arrays;
import java.util.List;

import org.openqa.selenium.By;
import org.openqa.selenium.Keys;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.firefox.FirefoxDriver;

import com.google.common.base.Splitter;
import com.google.common.collect.Lists;
import com.google.common.primitives.Ints;

public class Reactor2 {
	WebDriver driver;
	WebElement body;
	
	public Reactor2()
	{
		driver = new FirefoxDriver();
		driver.get("http://gabrielecirulli.github.io/2048/");
		body = driver.findElement(By.tagName("body"));
//		driver.manage().timeouts().implicitlyWait()
	}
	
	List<int[]> newElements()
	{
		List<WebElement> elements = driver.findElements(By.className("tile-new"));
		List<int[]> ret = Lists.newArrayList();
		for(WebElement e : elements){
			tr(e.getAttribute("class"));
			int r = -1, c = -1, val = -1;
			for(String item : Splitter.on(' ').split(e.getAttribute("class"))){
				if(item.equals("tile-new"))continue;
				if(item.startsWith("tile-position")){
					r = item.charAt(16)-'1';
					c = item.charAt(14)-'1';
					tr(r, c);
				}else if(item.startsWith("tile-")){
					val = Ints.tryParse(item.substring(5));
				}
			}
			ret.add(new int[]{r, c, val});
		}
		return ret;
	}
	
	void quit()
	{
		driver.quit();
	}
	
	public static void main(String[] args) throws Exception {
		Reactor2 re = new Reactor2();
		State s = new State();
		
		AI ai = new DFSSnake();
		Keys[] dir = {Keys.ARROW_DOWN, Keys.RIGHT, Keys.UP, Keys.LEFT};
		while(true){
			// 2048以降やり続けるボタン
			WebElement keepPlaying = re.driver.findElement(By.className("keep-playing-button"));
			if(keepPlaying.isDisplayed()){
				keepPlaying.click();
				Thread.sleep(500L);
			}
			
			// 新しいセルを読む
			List<int[]> ne = re.newElements();
			for(int[] cell : ne){
				s.map[cell[0]][cell[1]] = Integer.numberOfTrailingZeros(cell[2]);
			}
			
			// 考える
			Action act = ai.guess(s);
			if(act == null || !s.canact(act)){
				break;
			}
			// 動かす
			s.act(act);
			re.body.sendKeys(dir[act.dir]);
			tr(act);
			tr(s);
			
			// 待つ
			Thread.sleep(70L);
		}
		
//		re.quit();
	}
	
	static void tr(Object... o) { System.out.println(Arrays.deepToString(o)); }
}