/*
* Copyright (c) 2011 Stiftung Deutsches Elektronen-Synchrotron,
* Member of the Helmholtz Association, (DESY), HAMBURG, GERMANY.
*
* THIS SOFTWARE IS PROVIDED UNDER THIS LICENSE ON AN "../AS IS" BASIS.
* WITHOUT WARRANTY OF ANY KIND, EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED
* TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. 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. SHOULD THE SOFTWARE PROVE DEFECTIVE
* IN ANY RESPECT, THE USER ASSUMES THE COST OF ANY NECESSARY SERVICING, REPAIR OR
* CORRECTION. THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS LICENSE.
* NO USE OF ANY SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER THIS DISCLAIMER.
* DESY HAS NO OBLIGATION TO PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS,
* OR MODIFICATIONS.
* THE FULL LICENSE SPECIFYING FOR THE SOFTWARE THE REDISTRIBUTION, MODIFICATION,
* USAGE AND OTHER RIGHTS AND OBLIGATIONS IS INCLUDED WITH THE DISTRIBUTION OF THIS
* PROJECT IN THE FILE LICENSE.HTML. IF THE LICENSE IS NOT INCLUDED YOU MAY FIND A COPY
* AT HTTP://WWW.DESY.DE/LEGAL/LICENSE.HTM
*/
package org.csstudio.domain.common.codec;
import javax.annotation.Nonnull;
/**
* Static Util class providing access to simple codec functionality.
*
* @author bknerr
* @since 10.08.2011
*/
public final class BaseCodecUtil {
private static final String HEX_TABLE = "0123456789ABCDEF";
/**
* Constructor.
*/
private BaseCodecUtil() {
// EMPTY
}
/**
* Converts a byte array to a string representation in hexadecimal.
* Example (byte)255 - "FF", (byte)0 - 00, (byte)16 - "11", (byte)65 - "41"
* @param bytes
* @return the hex representation of the byte array
*/
@Nonnull
public static String getHex(@Nonnull final byte[] bytes) {
final StringBuilder hex = new StringBuilder(2 * bytes.length);
for (final byte b : bytes) {
hex.append(HEX_TABLE.charAt((b & 0xF0) >> 4)).append(HEX_TABLE.charAt((b & 0x0F)));
}
return hex.toString();
}
}