/*
* The MIT License (MIT)
*
* Copyright (c) 2007-2015 Broad Institute
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.broad.igv.util;
import org.apache.log4j.Logger;
import java.awt.*;
import java.io.File;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
/**
* @author Joshua Gould
*/
public class BrowserLauncher {
static Logger log = Logger.getLogger(BrowserLauncher.class);
/**
* The Java virtual machine that we are running on. Actually, in most cases we only care about the operating system,
* but some operating systems require us to switch on the VM.
*/
private static int jvm;
/**
* JVM constant for any Windows JVM
*/
private static final int WINDOWS = 1;
/**
* JVM constant for any Mac JVM
*/
private static final int MAC = 2;
/**
* JVM constant for any other platform
*/
private static final int OTHER = 3;
/**
* specified the path to the browser
*/
private static final int SPECIFIED = 4;
/**
* The browser for the system
*/
private static String specifiedBrowser;
/**
* An initialization block that determines the operating system.
*/
static {
String osName = System.getProperty("os.name");
if (osName.startsWith("Mac OS")) {
jvm = MAC;
} else if (osName.startsWith("Windows")) {
jvm = WINDOWS;
} else {
jvm = OTHER;
}
}
/**
* This class should be never be instantiated; this just ensures so.
*/
private BrowserLauncher() {
}
/**
* Attempts to open the default web browser to the given URL.
*
* @param url The URL to open
* @throws IOException If the web browser could not be located or does not run
*/
public static void openURL(String url) throws IOException {
if (!(Desktop.isDesktopSupported() && Desktop.getDesktop().isSupported(Desktop.Action.BROWSE))) {
openURL_old(url);
} else {
try {
Desktop.getDesktop().browse(new URI(url));
} catch (URISyntaxException e) {
log.error("Error opening url " + url, e);
}
}
}
/**
* Attempts to open the default web browser to the given URL.
*
* @param url The URL to open
* @throws IOException If the web browser could not be located or does not run
*/
public static void openURL(URL url) throws IOException {
if (!(Desktop.isDesktopSupported() && Desktop.getDesktop().isSupported(Desktop.Action.BROWSE))) {
openURL_old(url.toExternalForm());
} else {
try {
Desktop.getDesktop().browse(url.toURI());
} catch (URISyntaxException e) {
log.error("Error opening url " + url, e);
}
}
}
private static void openURL_old(String url) throws IOException {
switch (jvm) {
case MAC:
Runtime.getRuntime().exec(new String[]{"/usr/bin/open", url});
break;
case WINDOWS:
Process process = Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
// This avoids a memory leak on some versions of Java on Windows.
// That's hinted at in
// <http://developer.java.sun.com/developer/qow/archive/68/>.
try {
process.waitFor();
process.exitValue();
} catch (InterruptedException ie) {
throw new IOException("InterruptedException while launching browser: " + ie.getMessage());
}
break;
case OTHER:
if (new File("/usr/bin/gnome-open").exists()) {
Runtime.getRuntime().exec(new String[]{"/usr/bin/gnome-open", url});
} else if (new File("/usr/bin/kde-open").exists()) {
Runtime.getRuntime().exec(new String[]{"/usr/bin/kde-open", url});
}
break;
case SPECIFIED:
process = Runtime.getRuntime().exec(new String[]{specifiedBrowser, url});
try {
process.waitFor();
process.exitValue();
} catch (InterruptedException ie) {
throw new IOException("InterruptedException while launching browser: " + ie.getMessage());
}
break;
}
}
public static void setSpecifiedBrowser(String s) {
specifiedBrowser = s;
jvm = SPECIFIED;
}
}