Bare Bones Browser Launch for Java : System Browser « Development Class « Java






Bare Bones Browser Launch for Java

       
//package com.kreative.openxion.util;

import java.util.Arrays;

/**
 * <b>Bare Bones Browser Launch for Java</b><br>
 * Utility class to open a web page from a Swing application in the user's
 * default browser.<br>
 * Supports: Mac OS X, GNU/Linux, Unix, Windows XP/Vista/7<br>
 * Latest Version: <a
 * href="http://www.centerkey.com/java/browser/">www.centerkey
 * .com/java/browser</a><br>
 * Author: Dem Pilafian<br>
 * Public Domain Software -- Free to Use as You Like
 * 
 * @since OpenXION 1.0
 * @version 3.1, June 6, 2010
 */
public class BareBonesBrowserLaunch {
  static final String[] browsers = { "xdg-open", "sensible-browser",
      "google-chrome", "firefox", "opera", "epiphany", "konqueror",
      "conkeror", "midori", "kazehakase", "mozilla" };
  static final String errMsg = "Error attempting to launch web browser";

  /**
   * Opens the specified web page in the user's default browser
   * 
   * @param url
   *            A web address (URL) of a web page (ex:
   *            "http://www.google.com/")
   */
  public static void openURL(String url) {
    try {
      // attempt to use Desktop library from JDK 1.6+
      Class<?> d = Class.forName("java.awt.Desktop");
      d.getDeclaredMethod("browse", new Class[] { java.net.URI.class })
          .invoke(d.getDeclaredMethod("getDesktop").invoke(null),
              new Object[] { java.net.URI.create(url) });
      // above code mimicks: java.awt.Desktop.getDesktop().browse()
    } catch (Exception ignore) {
      // library not available or failed
      String osName = System.getProperty("os.name");
      try {
        if (osName.startsWith("Mac OS")) {
          Class.forName("com.apple.eio.FileManager")
              .getDeclaredMethod("openURL",
                  new Class[] { String.class })
              .invoke(null, new Object[] { url });
        } else if (osName.startsWith("Windows")) {
          Runtime.getRuntime().exec(
              "rundll32 url.dll,FileProtocolHandler " + url);
        } else { // assume Unix or Linux
          String browser = null;
          for (String b : browsers)
            if (browser == null
                && Runtime.getRuntime()
                    .exec(new String[] { "which", b })
                    .getInputStream().read() != -1)
              Runtime.getRuntime().exec(
                  new String[] { browser = b, url });
          if (browser == null)
            throw new Exception(Arrays.toString(browsers));
        }
      } catch (Exception e) {
        throw new RuntimeException(errMsg + "\n" + e.toString());
      }
    }
  }
}

   
    
    
    
    
    
    
  








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