IBM Security Access Manager for Enterprise Single Sign-On, Version 8.2.1

Base64.java file

Use the Base64 class to provide methods for Base64 encoding and decoding schemes.

package com.ibm.tamesso.utils;

import java.util.prefs.*;
import java.util.logging.*;


/**This class provides methods for Base-64 encoding and decoding 
 */
public class Base64 {
	
	private static final String CLASS = Base64.class.getName();
	private static final Logger log=Logger.getLogger(CLASS);
	
	/**This encodes a byte array into a Base-64 string 
	 * @param array
	 * @return Base-64 encoded string
	 */
	public static String encode(byte[] array){	
		String methodName_ = "encode";
		log.entering(CLASS, methodName_);
		Preferences prefs = Preferences.userNodeForPackage(Base64.class);
		prefs.putByteArray("key1",array);
		log.exiting(CLASS,methodName_);
		return prefs.get("key1", null);	
	}
	
	/**This decodes a base-64 string into a byte array
	 * @param str
	 * @return byte array
	 */
	public static byte[] decode(String str){
		String methodName_ = "decode";
		log.entering(CLASS, methodName_);
		Preferences prefs = Preferences.userNodeForPackage(Base64.class);
		prefs.put("key2", str);
		log.exiting(CLASS, methodName_);
		return prefs.getByteArray("key2", null);
	}

}

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