BooleanConsumer.java

/*
 * This is free and unencumbered software released into the public domain.
 *
 * Anyone is free to copy, modify, publish, use, compile, sell, or
 * distribute this software, either in source code form or as a compiled
 * binary, for any purpose, commercial or non-commercial, and by any
 * means.
 *
 * In jurisdictions that recognize copyright laws, the author or authors
 * of this software dedicate any and all copyright interest in the
 * software to the public domain. We make this dedication for the benefit
 * of the public at large and to the detriment of our heirs and
 * successors. We intend this dedication to be an overt act of
 * relinquishment in perpetuity of all present and future rights to this
 * software under copyright law.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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 *
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 */

package java.util.function;

import java.util.Objects;

/**
 * 接收單一布林值的動作
 *
 * @author AqD
 */
@FunctionalInterface
public interface BooleanConsumer {

    /**
     * 對布林值進行操作
     *
     * @param value 布林值
     */
    void accept(boolean value);

    /**
     * 傳回合併目前操作及指定操作的新{@link BooleanConsumer}，依序執行。
     *
     * @param after 執行完目前操作後要再進行的操作
     * @return 合併目前操作及指定操作的新{@link BooleanConsumer}
     * @throws NullPointerException {@code after}為null
     */
    default BooleanConsumer andThen(BooleanConsumer after) {
        Objects.requireNonNull(after);
        return (boolean t) -> {
            accept(t);
            after.accept(t);
        };
    }
}