com.github.tonivade.purefun.Consumer2 Maven / Gradle / Ivy

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/*
 * Copyright (c) 2018-2021, Antonio Gabriel Muñoz Conejo 
 * Distributed under the terms of the MIT License
 */
package com.github.tonivade.purefun;

import static com.github.tonivade.purefun.Unit.unit;

/**
 * This interface represents a function that receives two parameters but it doesn't generate any result.
 * It's like a {@code Function2}
 * @param  the type of first parameter received by the function
 * @param  the type of second parameter received by the function
 */
@FunctionalInterface
public interface Consumer2 extends Recoverable {

  default void accept(A value1, B value2) {
    try {
      run(value1, value2);
    } catch (Throwable t) {
      sneakyThrow(t);
    }
  }

  void run(A value1, B value2) throws Throwable;

  default Consumer2 andThen(Consumer2 after) {
    return (value1, value2) -> { accept(value1, value2); after.accept(value1, value2); };
  }

  default Function2 asFunction() {
    return (value1, value2) -> { accept(value1, value2); return unit(); };
  }

  @SuppressWarnings("unchecked")
  static  Consumer2 of(Consumer2 reference) {
    return (Consumer2) reference;
  }
}