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/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2008 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*
*
* This file incorporates work covered by the following copyright and
* permission notice:
*
* Copyright 2004 The Apache Software Foundation
*
* 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.
*/
/*
*
* This class was originally written by Jason Hunter
* as part of the book "Java Servlet Programming" (O'Reilly).
* See http://www.servlets.com/book for more information.
* Used by Sun Microsystems with permission.
*
*/
package com.sun.grizzly.util.http;
import java.util.*;
/**
* A mapping to determine the (somewhat arbitrarily) preferred charset for
* a given locale. Supports all locales recognized in JDK 1.1.
* This class was originally written by Jason Hunter [[email protected]]
* as part of the book "Java Servlet Programming" (O'Reilly).
* See
* http://www.servlets.com/book for more information.
* Used by Sun Microsystems with permission.
*/
public class LocaleToCharsetMap {
private static Hashtable map;
static {
map = new Hashtable();
map.put("ar", "ISO-8859-6");
map.put("be", "ISO-8859-5");
map.put("bg", "ISO-8859-5");
map.put("ca", "ISO-8859-1");
map.put("cs", "ISO-8859-2");
map.put("da", "ISO-8859-1");
map.put("de", "ISO-8859-1");
map.put("el", "ISO-8859-7");
map.put("en", "ISO-8859-1");
map.put("es", "ISO-8859-1");
map.put("et", "ISO-8859-1");
map.put("fi", "ISO-8859-1");
map.put("fr", "ISO-8859-1");
map.put("hr", "ISO-8859-2");
map.put("hu", "ISO-8859-2");
map.put("is", "ISO-8859-1");
map.put("it", "ISO-8859-1");
map.put("iw", "ISO-8859-8");
map.put("ja", "Shift_JIS");
map.put("ko", "EUC-KR"); // Requires JDK 1.1.6
map.put("lt", "ISO-8859-2");
map.put("lv", "ISO-8859-2");
map.put("mk", "ISO-8859-5");
map.put("nl", "ISO-8859-1");
map.put("no", "ISO-8859-1");
map.put("pl", "ISO-8859-2");
map.put("pt", "ISO-8859-1");
map.put("ro", "ISO-8859-2");
map.put("ru", "ISO-8859-5");
map.put("sh", "ISO-8859-5");
map.put("sk", "ISO-8859-2");
map.put("sl", "ISO-8859-2");
map.put("sq", "ISO-8859-2");
map.put("sr", "ISO-8859-5");
map.put("sv", "ISO-8859-1");
map.put("tr", "ISO-8859-9");
map.put("uk", "ISO-8859-5");
map.put("zh", "GB2312");
map.put("zh_TW", "Big5");
}
/**
* Gets the preferred charset for the given locale, or null if the locale
* is not recognized.
*
* @param loc the locale
* @return the preferred charset
*/
public static String getCharset(Locale loc) {
String charset;
// Try for an full name match (may include country)
charset = (String) map.get(loc.toString());
if (charset != null) return charset;
// If a full name didn't match, try just the language
charset = (String) map.get(loc.getLanguage());
return charset; // may be null
}
}
