/*
* Copyright 2014 Attila Szegedi, Daniel Dekany, Jonathan Revusky
*
* Licensed 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
*
* 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 freemarker.core;
import freemarker.template.Configuration;
import freemarker.template.Version;
/**
* An object that has another older version that's used below a certain
* {@link Configuration#setIncompatibleImprovements(Version) InCompatible Improvements} version.
*/
interface ICIChainMember {
/**
* The minimum ICE version after which this object can be used.
*/
int getMinimumICIVersion();
/**
* The closest object used for ICE lower than {@link #getMinimumICIVersion()}.
*/
Object getPreviousICIChainMember();
}