com.bakdata.deduplication.fusion.AnnotatedValue Maven / Gradle / Ivy

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/*
 * The MIT License
 *
 * Copyright (c) 2018 bakdata GmbH
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * 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 OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */
package com.bakdata.deduplication.fusion;

import java.time.LocalDateTime;
import lombok.Value;

@Value
public class AnnotatedValue {
    T value;
    Source source;
    LocalDateTime dateTime;

    public static  AnnotatedValue calculated(final T value) {
        return new AnnotatedValue<>(value, Source.getCalculated(), LocalDateTime.now());
    }

    @SuppressWarnings("unchecked")
    public  AnnotatedValue withValue(final S value) {
        return this.value == value ? (AnnotatedValue) this : new AnnotatedValue<>(value, this.source, this.dateTime);
    }
}