/**
* Licensed to Apereo under one or more contributor license
* agreements. See the NOTICE file distributed with this work
* for additional information regarding copyright ownership.
* Apereo licenses this file to you under the Apache 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 the following location:
*
* http://www.apache.org/licenses/LICENSE-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.apereo.portal.portlets.dynamicskin;
/**
* Interface for classes used to generate a unique token for a dynamic skin using the {@link DynamicSkinInstanceData}.
* The purpose of the generated token is for it to be used to uniquely name the skin less and css files and to
* determine when LESS recompilation is needed due to the token value being stale.
*/
public interface DynamicSkinUniqueTokenGenerator {
/**
* Generates and returns the token.
*
* @param data current skin instance data
* @return unique token for current skin instance
*/
String generateToken(final DynamicSkinInstanceData data);
}