From a7601109c4bf8de875bb10efd3f596c9861fcdc4 Mon Sep 17 00:00:00 2001
From: Tor-Einar Skog <tor-einar.skog@nibio.no>
Date: Wed, 20 Sep 2023 10:05:25 +0200
Subject: [PATCH] Add getGeoJSONFeatureFromGeometry
---
src/main/java/no/nibio/vips/gis/GISUtil.java | 30 ++++++++++++++++----
1 file changed, 25 insertions(+), 5 deletions(-)
diff --git a/src/main/java/no/nibio/vips/gis/GISUtil.java b/src/main/java/no/nibio/vips/gis/GISUtil.java
index 41e901c..201af6d 100644
--- a/src/main/java/no/nibio/vips/gis/GISUtil.java
+++ b/src/main/java/no/nibio/vips/gis/GISUtil.java
@@ -42,7 +42,7 @@ import org.wololo.jts2geojson.GeoJSONWriter;
/**
* Handy tools for GIS operations
- * @copyright 2017 <a href="http://www.nibio.no/">NIBIO</a>
+ * @copyright 2023 <a href="http://www.nibio.no/">NIBIO</a>
* @author Tor-Einar Skog <tor-einar.skog@nibio.no>
*/
public class GISUtil {
@@ -142,7 +142,7 @@ public class GISUtil {
}
/**
- * Convert one JTS Geometry object into a GeoJSON feature
+ * Convert one JTS Geometry object into a complete GeoJSON String
* @param geometry
* @param properties
* @return
@@ -154,14 +154,28 @@ public class GISUtil {
return "";
}
List<Feature> features = new ArrayList<>();
+ features.add(this.getGeoJSONFeatureFromGeometry(geometry, properties));
GeoJSONWriter writer = new GeoJSONWriter();
-
- features.add(new Feature(writer.write(geometry), properties));
-
FeatureCollection json = writer.write(features);
return json.toString();
}
+ /**
+ * Convert one JTS Geometry object into a GeoJSON Feature
+ * @param geometry
+ * @param properties
+ * @return
+ */
+ public Feature getGeoJSONFeatureFromGeometry(Geometry geometry,Map<String, Object> properties)
+ {
+ if(geometry == null)
+ {
+ return null;
+ }
+ GeoJSONWriter writer = new GeoJSONWriter();
+ return new Feature(writer.write(geometry), properties);
+ }
+
/**
* If you have WGS84 coordinates, th
* @param coordinate in WGS84 system
@@ -172,6 +186,12 @@ public class GISUtil {
GeometryFactory gf = new GeometryFactory(new PrecisionModel(), 4326);
return gf.createPoint(coordinate);
}
+
+ public Point createPointWGS84(Double longitude, Double latitude)
+ {
+ Coordinate coordinate = new Coordinate(longitude, latitude);
+ return this.createPointWGS84(coordinate);
+ }
/**
* Calculate distance between two points, courtesy of <a href="http://www.movable-type.co.uk/scripts/latlong.html">this page</a>. Explanation:
--
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