Java Convert via ByteBuffer toByteArray(char[] chars)

Description

Converts a char array into a byte array using the default character set.

License

LGPL

Parameter

Parameter	Description
chars	The source characters.

Return

The result bytes.

Declaration

public static byte[] toByteArray(char[] chars) 

Method Source Code

//package com.java2s;
/**/*from  w ww .j a  va  2  s . c  o m*/
 * Copyright 2005-2011 Noelios Technologies.
 * 
 * The contents of this file are subject to the terms of one of the following
 * open source licenses: LGPL 3.0 or LGPL 2.1 or CDDL 1.0 or EPL 1.0 (the
 * "Licenses"). You can select the license that you prefer but you may not use
 * this file except in compliance with one of these Licenses.
 * 
 * You can obtain a copy of the LGPL 3.0 license at
 * http://www.opensource.org/licenses/lgpl-3.0.html
 * 
 * You can obtain a copy of the LGPL 2.1 license at
 * http://www.opensource.org/licenses/lgpl-2.1.php
 * 
 * You can obtain a copy of the CDDL 1.0 license at
 * http://www.opensource.org/licenses/cddl1.php
 * 
 * You can obtain a copy of the EPL 1.0 license at
 * http://www.opensource.org/licenses/eclipse-1.0.php
 * 
 * See the Licenses for the specific language governing permissions and
 * limitations under the Licenses.
 * 
 * Alternatively, you can obtain a royalty free commercial license with less
 * limitations, transferable or non-transferable, directly at
 * http://www.noelios.com/products/restlet-engine
 * 
 * Restlet is a registered trademark of Noelios Technologies.
 */

public class Main {
    /**
     * Converts a char array into a byte array using the default character set.
     * 
     * @param chars
     *            The source characters.
     * @return The result bytes.
     */
    public static byte[] toByteArray(char[] chars) {
        return toByteArray(chars, java.nio.charset.Charset.defaultCharset()
                .name());
    }

    /**
     * Converts a char array into a byte array using the default character set.
     * 
     * @param chars
     *            The source characters.
     * @param charsetName
     *            The character set to use.
     * @return The result bytes.
     */
    public static byte[] toByteArray(char[] chars, String charsetName) {
        java.nio.CharBuffer cb = java.nio.CharBuffer.wrap(chars);
        java.nio.ByteBuffer bb = java.nio.charset.Charset.forName(
                charsetName).encode(cb);
        byte[] r = new byte[bb.remaining()];
        bb.get(r);
        return r;
    }
}

Related

1. toBuffer(String spacedHex)
2. toByte(char data)
3. toByte(final char[] charArray)
4. toByte(int input, int count)
5. toByteArray(BitSet bits)
6. toByteArray(double value)
7. toByteArray(double[] doubleArray)
8. toByteArray(float[] floatArray)
9. toByteArray(InputStream input, boolean nioCopy)