File BareBonesBrowserLaunch.java of Package PlotDigitizer

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File BareBonesBrowserLaunch.java of Package PlotDigitizer

package com.centerkey.utils;

import javax.swing.JOptionPane;
import java.util.Arrays;

/**
 * Bare Bones Browser Launch for Java 
 * Utility class to open a web page from a Swing application
 * in the user's default browser. 
 * Supports: Mac OS X, GNU/Linux, Unix, Windows XP/Vista/7 
 * Example Usage:<code> &nbsp; &nbsp;
 * String url = "http://www.google.com/"; &nbsp; &nbsp;
 * BareBonesBrowserLaunch.openURL(url); </code>
 * Latest Version: <a href="http://www.centerkey.com/java/browser/">www.centerkey.com/java/browser</a> 
 * Author: Dem Pilafian 
 * 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");
 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) {
 JOptionPane.showMessageDialog(null, errMsg + "\n" + e.toString());
 }
 }
 }

}

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File BareBonesBrowserLaunch.java of Package PlotDigitizer

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