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FunctionalClassExample.java
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FunctionalClassExample.java
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/*
* Copyright (C) 2017-2024 HERE Europe B.V.
*
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* License-Filename: LICENSE
*/
package com.here.platform.example.location.java.standalone;
import static java.util.stream.StreamSupport.stream;
import com.here.platform.data.client.base.javadsl.BaseClient;
import com.here.platform.data.client.base.javadsl.BaseClientJava;
import com.here.platform.location.core.geospatial.ElementProjection;
import com.here.platform.location.core.geospatial.GeoCoordinate;
import com.here.platform.location.core.geospatial.javadsl.ProximitySearch;
import com.here.platform.location.core.graph.javadsl.RangeBasedProperty;
import com.here.platform.location.core.graph.javadsl.RangeBasedPropertyMap;
import com.here.platform.location.inmemory.graph.Vertex;
import com.here.platform.location.integration.optimizedmap.OptimizedMap;
import com.here.platform.location.integration.optimizedmap.OptimizedMapLayers;
import com.here.platform.location.integration.optimizedmap.dcl2.javadsl.OptimizedMapCatalog;
import com.here.platform.location.integration.optimizedmap.geospatial.javadsl.ProximitySearches;
import com.here.platform.location.integration.optimizedmap.graph.javadsl.PropertyMaps;
import com.here.platform.location.integration.optimizedmap.roadattributes.FunctionalClass;
import java.util.List;
import java.util.Locale;
import java.util.stream.Collectors;
public final class FunctionalClassExample {
public static void main(final String[] args) {
final BaseClient baseClient = BaseClientJava.instance();
try {
final OptimizedMapLayers optimizedMap =
OptimizedMapCatalog.from(OptimizedMap.v2.HRN)
.usingBaseClient(baseClient)
.newInstance()
.version(1293L);
final PropertyMaps.RoadAttributes roadAttributes =
new PropertyMaps(optimizedMap).roadAttributes();
final RangeBasedPropertyMap<Vertex, FunctionalClass> functionalClass =
roadAttributes.functionalClass();
final ProximitySearch<GeoCoordinate, Vertex> search =
new ProximitySearches(optimizedMap).vertices();
final GeoCoordinate messeNord = new GeoCoordinate(52.506671, 13.282895);
final double radiusInMeters = 50.0;
final List<Vertex> vertices =
stream(search.search(messeNord, radiusInMeters).spliterator(), false)
.map(ElementProjection::element)
.collect(Collectors.toList());
for (final Vertex vertex : vertices) {
printFunctionalClassRanges(vertex, functionalClass.get(vertex));
}
} finally {
baseClient.shutdown();
}
}
private static void printFunctionalClassRanges(
final Vertex vertex, final Iterable<RangeBasedProperty<FunctionalClass>> ranges) {
System.out.println(String.format("Vertex %7d", vertex.index()));
ranges.forEach(
range ->
System.out.println(
String.format(
Locale.ROOT, " %.2f -> %.2f: %s", range.start(), range.end(), range.value())));
}
}