Util.java revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* ident "%Z%%M% %I% %E% SMI"
*
* Copyright (c) 2001 by Sun Microsystems, Inc.
* All rights reserved.
*/
package com.sun.dhcpmgr.cli.common;
/**
* This class contains common utilites used by the CLI programs.
*/
public class Util
{
/**
* Array of hex characters, used by for translations.
*/
private static final char hexChars[] = {'0', '1', '2', '3', '4', '5', '6',
'7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' };
/**
* Converts an ascii string into a string containing its hex value.
* @param ascii the ascii representation
* @return the hex representation
*/
public static String asciiToHex(String ascii) {
StringBuffer hex = new StringBuffer();
if (ascii == null) {
return null;
}
for (int i = 0; i < ascii.length(); i++) {
char aChar = ascii.charAt(i);
int ndx = (aChar >> 4) & 0x000f;
hex.append(hexChars[ndx]);
ndx = aChar & 0x000f;
hex.append(hexChars[ndx]);
}
return hex.toString();
} // asciiToHex
} // Util