@@ -0,0 +1,1587 @@
+/*%0A * Java Genetic Algorithm Library (@__identifier__@).%0A * Copyright (c) @__year__@ Franz Wilhelmst%C3%B6tter%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *      http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A *%0A * Author:%0A *    Franz Wilhelmst%C3%B6tter (franz.wilhelmstoetter@gmail.com)%0A */%0Apackage io.jenetics.ext;%0A%0Aimport java.util.function.Predicate;%0A%0Aimport io.jenetics.Gene;%0Aimport io.jenetics.engine.Engine;%0Aimport io.jenetics.engine.EvolutionResult;%0Aimport io.jenetics.engine.EvolutionStream;%0A%0A/**%0A * @author %3Ca href=%22mailto:franz.wilhelmstoetter@gmail.com%22%3EFranz Wilhelmst%C3%B6tter%3C/a%3E%0A * @version !__version__!%0A * @since !__version__!%0A */%0Apublic interface EnginePool%3C%0A%09G extends Gene%3C?, G%3E,%0A%09C extends Comparable%3C? super C%3E%0A%3E %7B%0A%0A%09public EnginePool%3CG, C%3E append(%0A%09%09final Engine%3CG, C%3E engine,%0A%09%09final Predicate%3C? super EvolutionResult%3CG, C%3E%3E proceed%0A%09);%0A%0A%09public default EnginePool%3CG, C%3E append(final Engine%3CG, C%3E engine) %7B%0A%09%09return append(engine, result -%3E true);%0A%09%7D%0A%0A%09public EvolutionStream%3CG, C%3E stream();%0A%0A%09public static %3CG extends Gene%3C?, G%3E, C extends Comparable%3C? super C%3E%3E%0A%09EnginePool%3CG, C%3E concat() %7B%0A%09%09return null;%0A%09%7D%0A%0A%7D%0A

Add 'EnginePool' interface.