package com.cattong.oauth;
import java.lang.reflect.Method;
import java.util.Arrays;
import javax.swing.JOptionPane;
/**
* <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>
* Example Usage:<code><br>
* String url = "http://www.google.com/";<br>
* BareBonesBrowserLaunch.openURL(url);<br></code>
* 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
* @version 3.1, June 6, 2010
*/
public class BareBonesBrowserLaunch {
static final String[] browsers = {
"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");
Method browse = d.getDeclaredMethod("browse", new Class[] {java.net.URI.class});
browse.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) {
JOptionPane.showMessageDialog(null, errMsg + "\n" + e.toString());
}
}
}
}