googleimagekit.java

WebHangman a game can be play on the website contain the total code of JAVA

package com.aztsoft.games.util;

import com.aztsoft.games.hangman.HangmanApplet;

import java.util.Vector;
import java.net.URL;
import java.net.MalformedURLException;
import java.net.URLConnection;
import java.io.*;

/**
 * Sends a query to google images and strips the 20 images from the return page
 * uses the safe=active filter
 * take it off and the game gets tougher but dangerous to put publicly
 */
public class GoogleImageKit {
    final static String searchString = "http://images.google.com/images?q=";
    final static String googleMatchString = "img src=/images?";
    private Vector images = new Vector();
    private String pageurl = "";

    public GoogleImageKit(String keyword) {
        this.pageurl = searchString + keyword + "&safe=active";
    }

    public Vector fetchVectorOfImages() {
        StringBuffer sb = new StringBuffer();
        try {
            URL url = new URL(pageurl);
            URLConnection con = url.openConnection();
            con.setRequestProperty
                    ("User-Agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0)");
            BufferedReader webData = new BufferedReader(new InputStreamReader(con.getInputStream()));
            for (; ;) {
                int data = webData.read();
                if (data == -1)
                    break;
                else {
                    sb.append((char) data);
                }
            }
        } catch (MalformedURLException mue) {
            System.err.println("Invalid URL");
        } catch (IOException ioe) {
            System.err.println("I/O Error - " + ioe);
        }
        int pos = 0;
        int tempPos = 0;
        int counter = 0;

        while ((tempPos = sb.indexOf(googleMatchString, pos)) > 0) {
            int endPos = sb.indexOf(">", tempPos);
            String imageUrl = sb.substring(tempPos, endPos - 1);


            int spacePos = imageUrl.indexOf("width", 0);
            if (spacePos <= 0) {

            } else {
                String ts = imageUrl.substring(8, spacePos);
                String fixedURL = "http://images.google.com" + ts;

                try {
                    images.add(HangmanApplet.hangmanApplet.getImage(new URL(fixedURL)));
                } catch (MalformedURLException e) {
                    e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
                }
            }
            pos = tempPos + imageUrl.length();
            counter++;
        }

        return images;
    }


}