xyz.ottr.lutra.bottr.model.InstanceMap Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of lutra-bottr Show documentation

This Lutra submodule implements bOTTR (https://spec.ottr.xyz/bOTTR/0.1/). bOTTR is a mapping language for transforming data from relational databases, triplestores, CSV-files and other sources, into instances of templates. Lutra is the reference implementation of the OTTR framework. For more information about OTTR, see http://ottr.xyz.

There is a newer version: 0.6.19

Show newest version

package xyz.ottr.lutra.bottr.model;

import java.util.function.Supplier;
import lombok.Builder;
import lombok.Getter;
import lombok.NonNull;
import xyz.ottr.lutra.model.Instance;
import xyz.ottr.lutra.system.ResultStream;

/*-
 * #%L
 * lutra-bottr
 * %%
 * Copyright (C) 2018 - 2019 University of Oslo
 * %%
 * 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 Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 * #L%
 */

@Getter
@Builder(builderClassName = "Builder")
public class InstanceMap implements Supplier> {

    private final @NonNull Source source;
    private final @NonNull String query;
    private final @NonNull String templateIRI;
    private final @NonNull ArgumentMaps argumentMaps;

    @Override
    public ResultStream get() {
        return this.source.execute(this.query, this.argumentMaps)
            .innerMap(args -> Instance.builder().iri(this.templateIRI).arguments(args).build());
    }

}