org.openlr.binary.reader.PointOfInterestWithAccessPointLocationReferenceReader Maven / Gradle / Ivy

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package org.openlr.binary.reader;

import org.locationtech.jts.geom.Coordinate;
import org.openlr.binary.format.*;
import org.openlr.locationreference.LocationReferenceFactory;
import org.openlr.locationreference.LocationReferencePoint;
import org.openlr.locationreference.PointOfInterestWithAccessPointLocationReference;

import java.io.ByteArrayInputStream;
import java.io.IOException;

class PointOfInterestWithAccessPointLocationReferenceReader {
    private final LocationReferenceFactory locationReferenceFactory;
    private final StatusReader statusReader;
    private final CoordinateReader coordinateReader;
    private final AttributesReader attributesReader;
    private final OffsetReader offsetReader;

    PointOfInterestWithAccessPointLocationReferenceReader(LocationReferenceFactory locationReferenceFactory, StatusReader statusReader, CoordinateReader coordinateReader, AttributesReader attributesReader, OffsetReader offsetReader) {
        this.locationReferenceFactory = locationReferenceFactory;
        this.statusReader = statusReader;
        this.coordinateReader = coordinateReader;
        this.attributesReader = attributesReader;
        this.offsetReader = offsetReader;
    }

    PointOfInterestWithAccessPointLocationReference read(ByteArrayInputStream inputStream) throws IOException {
        Status status = statusReader.read(inputStream);

        if (status.getVersion() != 3) {
            throw new IllegalArgumentException();
        }

        if (!status.isAttributeFlag()) {
            throw new IllegalArgumentException();
        }

        if (status.getAreaFlag() != 0) {
            throw new IllegalArgumentException();
        }

        if (!status.isPointFlag()) {
            throw new IllegalArgumentException();
        }

        Coordinate firstCoordinate = coordinateReader.readAbsoluteCoordinate(inputStream);

        Attributes5 firstAttributes5 = attributesReader.readAttributes5(inputStream);
        Attributes2 firstAttributes2 = attributesReader.readAttributes2(inputStream);
        Attributes3 firstAttributes3 = attributesReader.readAttributes3(inputStream);

        LocationReferencePoint firstLocationReferencePoint = locationReferenceFactory.createLocationReferencePoint(
                firstCoordinate,
                firstAttributes2.getBearing(),
                firstAttributes5.getFunctionalRoadClass(),
                firstAttributes5.getFormOfWay(),
                firstAttributes3.getDistance(),
                firstAttributes2.getFunctionalRoadClass());

        Coordinate lastCoordinate = coordinateReader.readRelativeCoordinate(firstCoordinate, inputStream);

        Attributes6 lastAttributes6 = attributesReader.readAttributes6(inputStream);
        Attributes4 lastAttributes4 = attributesReader.readAttributes4(inputStream);

        LocationReferencePoint lastLocationReferencePoint = locationReferenceFactory.createLocationReferencePoint(
                lastCoordinate,
                lastAttributes4.getBearing(),
                lastAttributes6.getFunctionalRoadClass(),
                lastAttributes6.getFormOfWay());

        double relativePositiveOffset = lastAttributes4.isPositiveOffset() ? offsetReader.read(inputStream) : 0;

        Coordinate coordinate = coordinateReader.readRelativeCoordinate(firstCoordinate, inputStream);

        return locationReferenceFactory.createPointOfInterestWithAccessPointLocationReference(
                firstLocationReferencePoint,
                lastLocationReferencePoint,
                relativePositiveOffset,
                firstAttributes5.getOrientation(),
                lastAttributes6.getSideOfRoad(),
                coordinate);
    }
}