net.sf.dynamicreports.report.builder.expression.OrderByExpression Maven / Gradle / Ivy

/*
 * DynamicReports - Free Java reporting library for creating reports dynamically
 *
 * Copyright (C) 2010 - 2018 Ricardo Mariaca and the Dynamic Reports Contributors
 *
 * This file is part of DynamicReports.
 *
 * DynamicReports 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 3 of the License, or
 * (at your option) any later version.
 *
 * DynamicReports 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with DynamicReports. If not, see .
 */
package net.sf.dynamicreports.report.builder.expression;

import net.sf.dynamicreports.report.base.expression.AbstractSimpleExpression;
import net.sf.dynamicreports.report.builder.crosstab.CrosstabMeasureBuilder;
import net.sf.dynamicreports.report.constant.Constants;
import net.sf.dynamicreports.report.definition.ReportParameters;

/**
 * OrderByExpression class.
 *
 * @author Ricardo Mariaca
 * 
 */
public class OrderByExpression extends AbstractSimpleExpression> {
    private static final long serialVersionUID = Constants.SERIAL_VERSION_UID;

    private CrosstabMeasureBuilder> measure;

    /**
     * Constructor for OrderByExpression.
     *
     * @param measure a {@link net.sf.dynamicreports.report.builder.crosstab.CrosstabMeasureBuilder} object.
     */
    public OrderByExpression(CrosstabMeasureBuilder> measure) {
        this.measure = measure;
    }

    /** {@inheritDoc} */
    @Override
    public Comparable evaluate(ReportParameters reportParameters) {
        return reportParameters.getValue(measure);
    }
}