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Small library allowing to efficiently assemble entities from querying/merging external datasources or aggregating microservices

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/*
 * Copyright 2024 Sebastien Pelletier
 *
 * 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 io.github.pellse.util.function;

import java.util.function.Function;

import static java.util.Objects.requireNonNull;

@FunctionalInterface
public interface Function9 {

    R apply(T1 t1, T2 t2, T3 t3, T4 t4, T5 t5, T6 t6, T7 t7, T8 t8, T9 t9);

    default  Function9 andThen(Function after) {
        requireNonNull(after);
        return (t1, t2, t3, t4, t5, t6, t7, t8, t9) -> after.apply(apply(t1, t2, t3, t4, t5, t6, t7, t8, t9));
    }

    static 
    Function9 of(Function9 function) {
        return function;
    }
}