package com.baselet.gui;
import java.awt.Desktop;
import java.io.IOException;
import java.lang.reflect.Method;
import java.net.URI;
import java.net.URL;
import java.util.Scanner;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.baselet.control.constants.SystemInfo;
import com.baselet.control.enums.Os;
public class BrowserLauncher {
private static final Logger log = LoggerFactory.getLogger(BrowserLauncher.class);
public static void openURL(String url) {
try {
// Since Java6 this is a much easier method to open the browser
if (Desktop.isDesktopSupported()) {
Desktop desktop = Desktop.getDesktop();
desktop.browse(new URI(url));
}
// Only if desktop is not supported we try the old main specific code
else {
if (SystemInfo.OS == Os.MAC) {
Class<?> fileMgr = Class.forName("com.apple.eio.FileManager");
Method openURL = fileMgr.getDeclaredMethod("openURL", new Class[] { String.class });
openURL.invoke(null, new Object[] { url });
}
else if (SystemInfo.OS == Os.WINDOWS) {
Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
}
else { // assume Unix or Linux
String[] browsers = { "firefox", "opera", "konqueror", "epiphany", "mozilla", "netscape" };
String browser = null;
for (int count = 0; count < browsers.length && browser == null; count++) {
if (Runtime.getRuntime().exec(new String[] { "which", browsers[count] }).waitFor() == 0) {
browser = browsers[count];
}
}
if (browser == null) {
throw new Exception("Could not find web browser");
}
else {
Runtime.getRuntime().exec(new String[] { browser, url });
}
}
}
} catch (Exception e) {
log.error("Error at opening the URL.", e);
}
}
public static String readURL(String url) throws IOException {
StringBuilder sb = new StringBuilder("");
Scanner sc = null;
try {
sc = new Scanner(new URL(url).openStream());
while (sc.hasNextLine()) {
sb.append(sc.nextLine()).append("\n");
}
} finally {
if (sc != null) {
sc.close();
}
}
return sb.toString();
}
}