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/*
* Java Genetic Algorithm Library (jenetics-8.1.0).
* Copyright (c) 2007-2024 Franz Wilhelmstötter
*
* 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.
*
* Author:
* Franz Wilhelmstötter ([email protected])
*/
package io.jenetics.ext;
import io.jenetics.Chromosome;
/**
* Chromosome for tree shaped genes.
*
* @author Franz Wilhelmstötter
* @version 6.0
* @since 3.9
*/
public interface TreeChromosome>
extends Chromosome
{
/**
* Return the root gene of this chromosome. Since the gene type is also a
* {@link io.jenetics.ext.util.Tree}, you are able to assign it to one.
* {@snippet lang="java":
* final Tree t1 = root();
* final Tree t2 = root();
* }
* This method is also an alias for {@link #gene()}, which returns the
* first gene of the chromosome.
*
* @see #gene()
*
* @return the root tree gene of this chromosome
*/
default G root() {
return gene();
}
}