Examples with SpatialContext org.locationtech.spatial4j.context.SpatialContext used on opensource projects

Example 11 with SpatialContext

use of org.locationtech.spatial4j.context.SpatialContext in project lucene-solr by apache.

the class GeoJSONWriter method write.

@Override
public void write(Writer writer, SolrQueryRequest req, SolrQueryResponse rsp) throws IOException {
    String geofield = req.getParams().get(FIELD, null);
    if (geofield == null || geofield.length() == 0) {
        throw new SolrException(ErrorCode.BAD_REQUEST, "GeoJSON.  Missing parameter: '" + FIELD + "'");
    }
    SchemaField sf = req.getSchema().getFieldOrNull(geofield);
    if (sf == null) {
        throw new SolrException(ErrorCode.BAD_REQUEST, "GeoJSON.  Unknown field: '" + FIELD + "'=" + geofield);
    }
    SupportedFormats formats = null;
    if (sf.getType() instanceof AbstractSpatialFieldType) {
        SpatialContext ctx = ((AbstractSpatialFieldType) sf.getType()).getSpatialContext();
        formats = ctx.getFormats();
    }
    JSONWriter w = new GeoJSONWriter(writer, req, rsp, geofield, formats);
    try {
        w.writeResponse();
    } finally {
        w.close();
    }
}

Example 12 with SpatialContext

use of org.locationtech.spatial4j.context.SpatialContext in project ddf by codice.

the class GeoNamesWebService method createPointFromWkt.

Point createPointFromWkt(String wkt) {
    try {
        JtsSpatialContextFactory contextFactory = new JtsSpatialContextFactory();
        contextFactory.allowMultiOverlap = true;
        SpatialContext spatialContext = contextFactory.newSpatialContext();
        Shape shape = (Shape) spatialContext.readShapeFromWkt(wkt);
        Point center = shape.getCenter();
        return center;
    } catch (java.text.ParseException parseException) {
        LOGGER.debug(parseException.getMessage(), parseException);
    }
    return null;
}