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/*
 * LensKit, an open source recommender systems toolkit.
 * Copyright 2010-2014 LensKit Contributors.  See CONTRIBUTORS.md.
 * Work on LensKit has been funded by the National Science Foundation under
 * grants IIS 05-34939, 08-08692, 08-12148, and 10-17697.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of the
 * License, or (at your option) any later version.
 *
 * 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 GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
package org.lenskit.knn.user;

/**
 * Builder for user-user results.
 */
class ResultBuilder {
    private long itemId;
    private double rawScore;
    private double score;
    private int neighborhoodSize;
    private double totalWeight;

    public long getItemId() {
        return itemId;
    }

    public ResultBuilder setItemId(long itemId) {
        this.itemId = itemId;
        return this;
    }

    public double getRawScore() {
        return rawScore;
    }

    public ResultBuilder setRawScore(double rawScore) {
        this.rawScore = rawScore;
        return this;
    }

    public double getScore() {
        return score;
    }

    public ResultBuilder setScore(double score) {
        this.score = score;
        return this;
    }

    public int getNeighborhoodSize() {
        return neighborhoodSize;
    }

    public ResultBuilder setNeighborhoodSize(int neighborhoodSize) {
        this.neighborhoodSize = neighborhoodSize;
        return this;
    }

    public double getTotalWeight() {
        return totalWeight;
    }

    public ResultBuilder setTotalWeight(double totalWeight) {
        this.totalWeight = totalWeight;
        return this;
    }

    public UserUserResult build() {
        return new UserUserResult(itemId, score, neighborhoodSize, totalWeight);
    }
}