com.google.gwt.dev.util.BrowserInfo Maven / Gradle / Ivy
/*
* Copyright 2009 Google Inc.
*
* Licensed 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 com.google.gwt.dev.util;
import java.util.Locale;
/**
* Holds information about the browser used in the UI.
*/
public class BrowserInfo {
private static final String UNKNOWN = "Unknown";
private static final String FIREFOX = "FF";
private static final String SAFARI = "Safari";
private static final String OPERA = "Opera";
private static final String CHROME = "Chrome";
private static final String IE = "IE";
/**
* Retrieve a short name, suitable for use in a tab or filename, for a given
* user agent.
*
* @param userAgent
* @return short name of user agent
*/
public static String getShortName(String userAgent) {
String lcAgent = userAgent.toLowerCase(Locale.ROOT);
if (lcAgent.contains("msie")) {
return IE;
} else if (lcAgent.contains("opr")) {
return OPERA;
} else if (lcAgent.contains("chrome")) {
return CHROME;
} else if (lcAgent.contains("webkit") || lcAgent.contains("safari")) {
return SAFARI;
} else if (lcAgent.contains("firefox") || lcAgent.contains("minefield")) {
return FIREFOX;
}
return UNKNOWN;
}
private BrowserInfo() {
}
}