/*****************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
****************************************************************/
package org.apache.cayenne.modeler.util;
import java.lang.reflect.Method;
/**
* Opens a URL in the system default browser.
*/
public class BrowserControl {
private static final String WIN_PATH = "rundll32";
private static final String WIN_FLAG = "url.dll,FileProtocolHandler";
/**
* Display a file in the system browser. If you want to display a file, you must
* include the absolute path name.
*
* @param url the file's url (the url must start with either "http://" or "file://").
*/
// see public domain code at
// http://www.centerkey.com/java/browser/myapp/BareBonesBrowserLaunch.java
public static void displayURL(String url) {
try {
if (OperatingSystem.getOS() == OperatingSystem.WINDOWS) {
// cmd = 'rundll32 url.dll,FileProtocolHandler http://...'
String cmd = WIN_PATH + " " + WIN_FLAG + " " + url;
Runtime.getRuntime().exec(cmd);
}
else if (OperatingSystem.getOS() == OperatingSystem.MAC_OS_X) {
Class<?> fileManager = Class.forName("com.apple.eio.FileManager");
Method openURL = fileManager.getDeclaredMethod("openURL", String.class);
openURL.invoke(null, url);
}
else { // assume Unix or Linux
String[] browsers = {
"firefox", "opera", "konqueror", "epiphany", "mozilla",
"netscape"
};
for (String browser : browsers) {
if (Runtime.getRuntime().exec(new String[] {
"which", browser
}).waitFor() == 0) {
Runtime.getRuntime().exec(new String[] {
browser, url
});
break;
}
}
}
}
catch (Exception ex) {
// could not open browser. Fail silently.
}
}
}