Java UTF8 Encode isUTF8(String encoding)

Description

is UTF

License

Open Source License

Declaration

public static boolean isUTF8(String encoding) 

Method Source Code

//package com.java2s;
/**/*from   w w w.j av  a 2s . co  m*/
 * (The MIT License)
 *
 * Copyright (c) 2008 - 2014:
 *
 * * {Aaron Patterson}[http://tenderlovemaking.com]
 * * {Mike Dalessio}[http://mike.daless.io]
 * * {Charles Nutter}[http://blog.headius.com]
 * * {Sergio Arbeo}[http://www.serabe.com]
 * * {Patrick Mahoney}[http://polycrystal.org]
 * * {Yoko Harada}[http://yokolet.blogspot.com]
 *
 * 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.
 */

import java.nio.charset.Charset;

public class Main {
    public static boolean isUTF8(String encoding) {
        if (encoding == null)
            return true; // no need to convert encoding
        int ret = Charset.forName(encoding).compareTo(
                Charset.forName("UTF-8"));
        return ret == 0;
    }
}

Related

1. getBufferedWriter(final File outFile, final String outEncoding)
2. getUTF8Bytes(String string)
3. getUTF8Bytes(String string)
4. getUTF8Decoder(boolean ignoreEncodingErrors)
5. getUTF8StringLength(String string)
6. toUTF8(byte[] bytes)
7. toUTF8(String content)
8. toUTF8(String isoString)
9. toUTF8(String s)