001/**
002 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003 *
004 * Copyright (c) 2007 Sun Microsystems Inc. All Rights Reserved
005 *
006 * The contents of this file are subject to the terms
007 * of the Common Development and Distribution License
008 * (the License). You may not use this file except in
009 * compliance with the License.
010 *
011 * You can obtain a copy of the License at
012 * https://opensso.dev.java.net/public/CDDLv1.0.html or
013 * opensso/legal/CDDLv1.0.txt
014 * See the License for the specific language governing
015 * permission and limitations under the License.
016 *
017 * When distributing Covered Code, include this CDDL
018 * Header Notice in each file and include the License file
019 * at opensso/legal/CDDLv1.0.txt.
020 * If applicable, add the following below the CDDL Header,
021 * with the fields enclosed by brackets [] replaced by
022 * your own identifying information:
023 * "Portions Copyrighted [year] [name of copyright owner]"
024 *
025 * $Id: HexToBase64.java,v 1.2 2008/06/25 05:47:33 qcheng Exp $
026 *
027 */
028
029package com.sun.identity.saml.common;
030
031import com.sun.identity.shared.encode.Base64;
032
033/**
034 * This class <code>HexToBase64</code> is used to convert Hex encoded
035 * SAML source ID to Base64 encoded ID. 
036 *
037 * @supported.all.api
038 */
039public class HexToBase64 {
040
041    /**
042     * Returns Base64 encoded source ID based on the input Hex source ID.
043     * <br>Usage: java com.sun.identity.saml.common.HexToBase64 &lt;Hex_encoded_id&gt;<br> 
044     * This method will print out Base64 encoded source ID to the standard 
045     * output.
046     *
047     * @param args Hex encoded source ID. 
048     */
049    public static void main(String args[]) throws Exception {
050
051        if (args.length != 1) {
052            System.out.println("Usage: java HexToBase64 <Hex_encoded_id>");
053            return;
054        }
055        Base64 encoder = new Base64();
056        String hexString = args[0];
057        int read = hexString.length();
058        byte[] byteArray = new byte[read/2];
059        for (int i=0, j=0; i < read; i++, j++) {
060            String part = hexString.substring(i,i+2);
061            byteArray[j] =
062                new Short(Integer.toString(Integer.parseInt(part,16))).
063            byteValue();
064            i++;
065        }
066        try {
067            String encodedID = encoder.encode(byteArray).trim();
068            System.out.println(encodedID);
069        } catch (Exception e) {
070            e.printStackTrace();
071        }
072    }
073}




























































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