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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.math4.legacy.genetics;
18  
19  import org.apache.commons.math4.legacy.exception.MathIllegalArgumentException;
20  
21  /**
22   * Algorithm used to mutate a chromosome.
23   *
24   * @since 2.0
25   */
26  public interface MutationPolicy {
27  
28      /**
29       * Mutate the given chromosome.
30       * @param original the original chromosome.
31       * @return the mutated chromosome.
32       * @throws MathIllegalArgumentException if the given chromosome is not compatible with this {@link MutationPolicy}
33       */
34      Chromosome mutate(Chromosome original) throws MathIllegalArgumentException;
35  }