com.haulmont.yarg.loaders.ReportDataLoader Maven / Gradle / Ivy

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Open source library for report generation. Provided by Haulmont.

There is a newer version: 2.0.12

/*
 * Copyright 2013 Haulmont
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.haulmont.yarg.loaders;

import com.haulmont.yarg.structure.BandData;
import com.haulmont.yarg.structure.ReportQuery;

import java.util.List;
import java.util.Map;


/**
 * This interface describes a logic which load rows of data using report query, parent band and params
 */
public interface ReportDataLoader {
    /**
     * This method MUST return list of mutable maps. We need mutability to put there some values implicitly.
     */
    List> loadData(ReportQuery reportQuery, BandData parentBand, Map params);
}