tenthe commented on code in PR #1069:
URL: https://github.com/apache/streampipes/pull/1069#discussion_r1069106276
##########
streampipes-extensions-management/src/main/java/org/apache/streampipes/extensions/management/connect/adapter/format/geojson/GeoJsonParser.java:
##########
@@ -85,66 +85,85 @@ public void parse(InputStream data, EmitBinaryEvent
emitBinaryEvent) throws Pars
@Override
public EventSchema getEventSchema(List<byte[]> oneEvent) {
- EventSchema resultSchema = new EventSchema();
+ return this.getSchemaAndSample(oneEvent).getEventSchema();
+ }
+
+ @Override
+ public boolean supportsPreview() {
+ return true;
+ }
+
+ @Override
+ public AdapterGuessInfo getSchemaAndSample(List<byte[]> eventSample) throws
ParseException {
Feature geoFeature = null;
try {
- geoFeature = new ObjectMapper().readValue(oneEvent.get(0),
Feature.class);
+ geoFeature = new ObjectMapper().readValue(eventSample.get(0),
Feature.class);
} catch (IOException e) {
logger.error(e.toString());
}
- for (Map.Entry<String, Object> entry :
geoFeature.getProperties().entrySet()) {
- EventProperty p = JsonEventProperty.getEventProperty(entry.getKey(),
entry.getValue());
- resultSchema.addEventProperty(p);
- }
-
- List<EventProperty> eventProperties = parseGeometryField(geoFeature);
- eventProperties.forEach(eventProperty ->
resultSchema.addEventProperty(eventProperty));
-
- return resultSchema;
+ return this.parseGeometryField(geoFeature);
}
- private List<EventProperty> parseGeometryField(Feature geoFeature) {
+ private AdapterGuessInfo parseGeometryField(Feature geoFeature) {
+
+ EventSchema resultSchema = new EventSchema();
List<EventProperty> eventProperties = new LinkedList<>();
+ var sampleValues = new HashMap<String, GuessTypeInfo>();
if (geoFeature.getGeometry() instanceof Point) {
Point point = (Point) geoFeature.getGeometry();
eventProperties.add(getEventPropertyGeoJson("longitude",
point.getCoordinates().getLongitude(),
"http://www.w3.org/2003/01/geo/wgs84_pos#long";));
eventProperties.add(getEventPropertyGeoJson("latitude",
point.getCoordinates().getLatitude(),
"http://www.w3.org/2003/01/geo/wgs84_pos#lat";));
+
+ sampleValues.put("longitude", new GuessTypeInfo("java.lang.Double",
point.getCoordinates().getLongitude()));
+ sampleValues.put("latitude", new GuessTypeInfo("java.lang.Double",
point.getCoordinates().getLatitude()));
if (point.getCoordinates().hasAltitude()) {
eventProperties.add(getEventPropertyGeoJson("altitude",
point.getCoordinates().getAltitude(), SO.ALTITUDE));
+ sampleValues.put("altitude", new GuessTypeInfo("java.lang.Double",
point.getCoordinates().getAltitude()));
}
} else if (geoFeature.getGeometry() instanceof LineString) {
LineString lineString = (LineString) geoFeature.getGeometry();
eventProperties.add(JsonEventProperty.getEventProperty("coorindatesLineString",
lineString.getCoordinates()));
-
+ sampleValues.put("coorindatesLineString", new
GuessTypeInfo("java.lang.Double", lineString.getCoordinates()));
Review Comment:
Thanks, you are right. It seems to be a typo.
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