Java String Decode by Charset stringDecoder(String string, Charset charset)

Description

Decodes the bytes in a String of a given Charset, into Unicode (i.e.

License

BSD License

Parameter

Parameter	Description
string	The <code>String</code> to decode to Unicode.
charset	The <code>Charset</code> of the <code>String</code> to decode.

Return

A Unicode representation of the input String.

Declaration

public static String stringDecoder(String string, Charset charset) 

Method Source Code

//package com.java2s;
/*/*  ww w. ja va 2  s. c o m*/
 * $Id:$
 * $URL:$
 * 
 * ====================================================================
 * Ikasan Enterprise Integration Platform
 * 
 * Distributed under the Modified BSD License.
 * Copyright notice: The copyright for this software and a full listing 
 * of individual contributors are as shown in the packaged copyright.txt 
 * file. 
 * 
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice, 
 *    this list of conditions and the following disclaimer.
 *
 *  - Redistributions in binary form must reproduce the above copyright notice, 
 *    this list of conditions and the following disclaimer in the documentation 
 *    and/or other materials provided with the distribution.
 *
 *  - Neither the name of the ORGANIZATION nor the names of its contributors may
 *    be used to endorse or promote products derived from this software without 
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
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 * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 */

import java.nio.ByteBuffer;
import java.nio.CharBuffer;
import java.nio.charset.Charset;

public class Main {
    /** UTF-8 encoding */
    public final static String UTF8 = "UTF-8";

    /**
     * Decodes the bytes in a String of a given Charset, into Unicode (i.e. UTF-8) 
     * characters. Expected Charset values can be:
     * <ul>
     *  <li>US-ASCII</li>
     *  <li>ISO-8859-1</li>
     *  <li>UTF-8</li>
     *  <li>UTF-16BE</li>
     *  <li>UTF-16LE</li>
     *  <li>UTF-16</li>
     * </ul>
     *  
     * @param string The <code>String</code> to decode to Unicode.
     * @param charset The <code>Charset</code> of the <code>String</code> to decode.
     * @return A Unicode representation of the input <code>String</code>.
     */
    public static String stringDecoder(String string, Charset charset) {
        Charset characterSet = charset;
        if (characterSet == null) {
            characterSet = Charset.forName(UTF8);
        }

        CharBuffer cb = characterSet.decode(ByteBuffer.wrap(string
                .getBytes()));
        return new String(cb.array());
    }
}

Related

1. getDecoder(Charset charset)
2. getDecoder(Charset charset)
3. getDecoder(String charset)
4. pooledCharBuffer(int len, CharsetDecoder decoder)
5. reportingDecoder(Charset cset)
6. unicodeCodePoint2PercentHexString(int codePoint, String charsetName)
7. urlDecode(final String str, final Charset encoding)