/**********************************************************************************
* $URL: https://source.sakaiproject.org/svn/portal/trunk/portal-render-impl/impl/src/java/org/sakaiproject/portal/render/portlet/services/state/WebRecoder.java $
* $Id: WebRecoder.java 105079 2012-02-24 23:08:11Z ottenhoff@longsight.com $
***********************************************************************************
*
* Copyright (c) 2005, 2006, 2007, 2008 The Sakai Foundation
*
* Licensed under the Educational Community License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.opensource.org/licenses/ECL-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
**********************************************************************************/
package org.sakaiproject.portal.render.portlet.services.state;
/**
* An encoder used to recode an allready encoded set of bytes in order to ensure
* the bits can be used in a url.
*
* @since Sakai 2.2.4
* @version $Rev: 105079 $
*/
public interface WebRecoder
{
/**
* Recode the bits into a websafe version.
*
* @param bits
* the original bits
* @return websafe version
*/
String encode(byte[] bits);
/**
* Decode the bits into a websafe version.
*
* @param encoded
* websafe version
* @return the original encoded bits
*/
byte[] decode(String encoded);
}