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/*
 * Copyright (C) 2020 Graylog, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Server Side Public License, version 1,
 * as published by MongoDB, Inc.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * Server Side Public License for more details.
 *
 * You should have received a copy of the Server Side Public License
 * along with this program. If not, see
 * .
 */
package org.graylog.events.processor.aggregation;

import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.google.auto.value.AutoValue;
import com.google.common.collect.ImmutableList;
import org.joda.time.DateTime;

import javax.annotation.Nullable;
import java.util.List;
import java.util.Optional;

@AutoValue
@JsonDeserialize(builder = AggregationKeyResult.Builder.class)
public abstract class AggregationKeyResult {
    public abstract ImmutableList key();

    // timestamp() is set to the end of the date range.
    public abstract Optional timestamp();

    public abstract ImmutableList seriesValues();

    public static Builder builder() {
        return Builder.create();
    }

    public abstract Builder toBuilder();

    @AutoValue.Builder
    public abstract static class Builder {
        @JsonCreator
        public static Builder create() {
            return new AutoValue_AggregationKeyResult.Builder();
        }

        public abstract Builder timestamp(@Nullable DateTime timestamp);

        public abstract Builder key(List key);

        public abstract Builder seriesValues(List seriesValues);

        public abstract AggregationKeyResult build();
    }
}