Examples with Filter org.opengis.filter.Filter used on opensource projects

Example 1 with Filter

use of org.opengis.filter.Filter in project graphhopper by graphhopper.

the class ShapeFileReader method getFeatureIterator.

protected FeatureIterator<SimpleFeature> getFeatureIterator(DataStore dataStore) {
    if (dataStore == null)
        throw new IllegalArgumentException("DataStore cannot be null for getFeatureIterator");
    try {
        String typeName = dataStore.getTypeNames()[0];
        FeatureSource<SimpleFeatureType, SimpleFeature> source = dataStore.getFeatureSource(typeName);
        Filter filter = Filter.INCLUDE;
        FeatureCollection<SimpleFeatureType, SimpleFeature> collection = source.getFeatures(filter);
        FeatureIterator<SimpleFeature> features = collection.features();
        return features;
    } catch (Exception e) {
        throw Utils.asUnchecked(e);
    }
}

Example 2 with Filter

use of org.opengis.filter.Filter in project spatial-portal by AtlasOfLivingAustralia.

the class AreaUploadShapefileWizardController method loadOnMap.

private void loadOnMap(Set<FeatureId> ids, String filename) {
    try {
        final FilterFactory ff = CommonFactoryFinder.getFilterFactory(GeoTools.getDefaultHints());
        Filter filter = ff.id(ids);
        // set up the math transform used to process the data
        SimpleFeatureType schema = features.getSchema();
        CoordinateReferenceSystem dataCRS = schema.getCoordinateReferenceSystem();
        CoordinateReferenceSystem wgsCRS = DefaultGeographicCRS.WGS84;
        // allow for some error due to different datums
        boolean lenient = true;
        if (dataCRS == null) {
            //attempt to parse prj
            try {
                File prjFile = new File(filename.substring(0, filename.length() - 3) + "prj");
                if (prjFile.exists()) {
                    String prj = FileUtils.readFileToString(prjFile);
                    if (prj.equals("PROJCS[\"WGS_1984_Web_Mercator_Auxiliary_Sphere\",GEOGCS[\"GCS_WGS_1984\",DATUM[\"D_WGS_1984\",SPHEROID[\"WGS_1984\",6378137.0,298.257223563]],PRIMEM[\"Greenwich\",0.0],UNIT[\"Degree\",0.0174532925199433]],PROJECTION[\"Mercator_Auxiliary_Sphere\"],PARAMETER[\"False_Easting\",0.0],PARAMETER[\"False_Northing\",0.0],PARAMETER[\"Central_Meridian\",0.0],PARAMETER[\"Standard_Parallel_1\",0.0],PARAMETER[\"Auxiliary_Sphere_Type\",0.0],UNIT[\"Meter\",1.0]]")) {
                        //support for arcgis online default shp exports
                        dataCRS = CRS.decode("EPSG:3857");
                    } else {
                        dataCRS = CRS.parseWKT(FileUtils.readFileToString(prjFile));
                    }
                }
            } catch (Exception e) {
                LOGGER.error("failed to read prj for " + filename);
            }
            if (dataCRS == null) {
                dataCRS = DefaultGeographicCRS.WGS84;
            }
        }
        MathTransform transform = CRS.findMathTransform(dataCRS, wgsCRS, lenient);
        SimpleFeatureCollection sff = source.getFeatures(filter);
        SimpleFeatureIterator fif = sff.features();
        StringBuilder sb = new StringBuilder();
        StringBuilder sbGeometryCollection = new StringBuilder();
        boolean isGeometryCollection = false;
        List<Geometry> geoms = new ArrayList<Geometry>();
        while (fif.hasNext()) {
            SimpleFeature f = fif.next();
            LOGGER.debug("Selected Feature: " + f.getID() + " -> " + f.getAttribute("ECOREGION"));
            Geometry geom = (Geometry) f.getDefaultGeometry();
            geom = JTS.transform(geom, transform);
            String wktString = geom.toText();
            wktString = wktString.replaceAll(", ", ",");
            boolean valid = true;
            boolean multipolygon = false;
            boolean polygon = false;
            boolean geometrycollection = false;
            if (wktString.startsWith(StringConstants.MULTIPOLYGON + " ")) {
                wktString = wktString.substring((StringConstants.MULTIPOLYGON + " ").length(), wktString.length() - 1);
                multipolygon = true;
            } else if (wktString.startsWith(StringConstants.POLYGON + " ")) {
                wktString = wktString.substring((StringConstants.POLYGON + " ").length());
                polygon = true;
            } else if (wktString.startsWith(StringConstants.GEOMETRYCOLLECTION + " (")) {
                wktString = wktString.substring((StringConstants.GEOMETRYCOLLECTION + " (").length(), wktString.length() - 1);
                geometrycollection = true;
                isGeometryCollection = true;
            } else {
                valid = false;
            }
            if (valid) {
                if (sb.length() > 0) {
                    sb.append(",");
                    sbGeometryCollection.append(",");
                }
                sb.append(wktString);
                if (multipolygon) {
                    sbGeometryCollection.append(StringConstants.MULTIPOLYGON).append("(").append(wktString.replace("(((", "(("));
                    if (!wktString.endsWith(")))")) {
                        sbGeometryCollection.append(")");
                    }
                } else if (polygon) {
                    sbGeometryCollection.append(StringConstants.POLYGON).append(wktString);
                } else if (geometrycollection) {
                    sbGeometryCollection.append(wktString);
                }
            }
        }
        String wkt;
        if (!isGeometryCollection) {
            if (!sb.toString().contains(")))")) {
                sb.append(")");
            }
            wkt = StringConstants.MULTIPOLYGON + "(" + sb.toString().replace("(((", "((");
        } else {
            sbGeometryCollection.append(")");
            wkt = StringConstants.GEOMETRYCOLLECTION + "(" + sbGeometryCollection.toString();
            getMapComposer().showMessage("Shape is invalid: " + "GEOMETRYCOLLECTION not supported.");
        }
        GeometryFactory gf = new GeometryFactory();
        gf.createGeometryCollection(GeometryFactory.toGeometryArray(geoms));
        String msg = "";
        boolean invalid = false;
        try {
            WKTReader wktReader = new WKTReader();
            com.vividsolutions.jts.geom.Geometry g = wktReader.read(wkt);
            //NC 20130319: Ensure that the WKT is valid according to the WKT standards.
            IsValidOp op = new IsValidOp(g);
            if (!op.isValid()) {
                //this will fix some issues
                g = g.buffer(0);
                op = new IsValidOp(g);
            }
            if (!op.isValid()) {
                invalid = true;
                LOGGER.warn(CommonData.lang(StringConstants.ERROR_WKT_INVALID) + " " + op.getValidationError().getMessage());
                msg = op.getValidationError().getMessage();
            //TODO Fix invalid WKT text using https://github.com/tudelft-gist/prepair maybe???
            } else if (g.isRectangle()) {
                //NC 20130319: When the shape is a rectangle ensure that the points a specified in the correct order.
                //get the new WKT for the rectangle will possibly need to change the order.
                com.vividsolutions.jts.geom.Envelope envelope = g.getEnvelopeInternal();
                String wkt2 = StringConstants.POLYGON + "((" + envelope.getMinX() + " " + envelope.getMinY() + "," + envelope.getMaxX() + " " + envelope.getMinY() + "," + envelope.getMaxX() + " " + envelope.getMaxY() + "," + envelope.getMinX() + " " + envelope.getMaxY() + "," + envelope.getMinX() + " " + envelope.getMinY() + "))";
                if (!wkt.equals(wkt2)) {
                    LOGGER.debug("NEW WKT for Rectangle: " + wkt);
                    msg = CommonData.lang("error_wkt_anticlockwise");
                    invalid = true;
                }
            }
            if (!invalid) {
                invalid = !op.isValid();
            }
        } catch (ParseException parseException) {
            LOGGER.error("error testing validity of uploaded shape file wkt", parseException);
        }
        if (invalid) {
            getMapComposer().showMessage(CommonData.lang(StringConstants.ERROR_WKT_INVALID) + " " + msg);
        } else {
            MapLayer mapLayer = getMapComposer().addWKTLayer(wkt, layername, layername);
            UserDataDTO ud = new UserDataDTO(layername);
            ud.setFilename(media.getName());
            ud.setUploadedTimeInMs(System.currentTimeMillis());
            ud.setType("shapefile");
            String metadata = "";
            metadata += "User uploaded Shapefile \n";
            metadata += "Name: " + ud.getName() + " <br />\n";
            metadata += "Filename: " + ud.getFilename() + " <br />\n";
            metadata += "Date: " + ud.getDisplayTime() + " <br />\n";
            metadata += "Selected polygons (fid): <br />\n";
            metadata += "<ul>";
            metadata += "</ul>";
            mapLayer.getMapLayerMetadata().setMoreInfo(metadata);
            getMapComposer().replaceWKTwithWMS(mapLayer);
        }
    } catch (IOException e) {
        LOGGER.debug("IO Error retrieving geometry", e);
    } catch (Exception e) {
        LOGGER.debug("Generic Error retrieving geometry", e);
    }
}

Example 3 with Filter

use of org.opengis.filter.Filter in project GeoGig by boundlessgeo.

the class GeoGigFeatureSourceTest method testGetBoundsQuery.

@Test
public void testGetBoundsQuery() throws Exception {
    ReferencedEnvelope bounds;
    Filter filter;
    filter = ff.id(Collections.singleton(ff.featureId(RepositoryTestCase.idP2)));
    bounds = pointsSource.getBounds(new Query(pointsName, filter));
    assertEquals(boundsOf(points2), bounds);
    ReferencedEnvelope queryBounds = boundsOf(points1, points2);
    Polygon geometry = JTS.toGeometry(queryBounds);
    filter = ff.intersects(ff.property(pointsType.getGeometryDescriptor().getLocalName()), ff.literal(geometry));
    bounds = pointsSource.getBounds(new Query(pointsName, filter));
    assertEquals(boundsOf(points1, points2), bounds);
    ReferencedEnvelope transformedQueryBounds;
    CoordinateReferenceSystem queryCrs = CRS.decode("EPSG:3857");
    transformedQueryBounds = queryBounds.transform(queryCrs, true);
    geometry = JTS.toGeometry(transformedQueryBounds);
    geometry.setUserData(queryCrs);
    filter = ff.intersects(ff.property(pointsType.getGeometryDescriptor().getLocalName()), ff.literal(geometry));
    bounds = pointsSource.getBounds(new Query(pointsName, filter));
    assertEquals(boundsOf(points1, points2), bounds);
    filter = ECQL.toFilter("sp = 'StringProp2_3' OR ip = 2000");
    bounds = linesSource.getBounds(new Query(linesName, filter));
    assertEquals(boundsOf(lines3, lines2), bounds);
}

Example 4 with Filter

use of org.opengis.filter.Filter in project GeoGig by boundlessgeo.

the class GeoGigFeatureSourceTest method testGetCount.

@Test
public void testGetCount() throws Exception {
    assertEquals(3, pointsSource.getCount(Query.ALL));
    assertEquals(3, linesSource.getCount(Query.ALL));
    Filter filter;
    filter = ff.id(Collections.singleton(ff.featureId(RepositoryTestCase.idP2)));
    assertEquals(1, pointsSource.getCount(new Query(pointsName, filter)));
    ReferencedEnvelope queryBounds = boundsOf(points1, points2);
    Polygon geometry = JTS.toGeometry(queryBounds);
    filter = ff.intersects(ff.property(pointsType.getGeometryDescriptor().getLocalName()), ff.literal(geometry));
    assertEquals(2, pointsSource.getCount(new Query(pointsName, filter)));
    ReferencedEnvelope transformedQueryBounds;
    CoordinateReferenceSystem queryCrs = CRS.decode("EPSG:3857");
    transformedQueryBounds = queryBounds.transform(queryCrs, true);
    geometry = JTS.toGeometry(transformedQueryBounds);
    geometry.setUserData(queryCrs);
    filter = ff.intersects(ff.property(pointsType.getGeometryDescriptor().getLocalName()), ff.literal(geometry));
    assertEquals(2, pointsSource.getCount(new Query(pointsName, filter)));
    filter = ECQL.toFilter("sp = 'StringProp2_3' OR ip = 2000");
    assertEquals(2, linesSource.getCount(new Query(linesName, filter)));
}

Example 5 with Filter

use of org.opengis.filter.Filter in project GeoGig by boundlessgeo.

the class RepositoryFilter method filterObject.

/**
     * Determines if the provided object is filtered in this repository.
     * 
     * @param type the feature type
     * @param featurePath the path of the feature (without the feature ID)
     * @param object the object to filter
     * @return true if the object lies within the filter, false otherwise
     */
public boolean filterObject(RevFeatureType type, String featurePath, RevObject object) {
    if (object.getType() == TYPE.FEATURE) {
        RevFeature revFeature = (RevFeature) object;
        FeatureBuilder builder = new FeatureBuilder(type);
        Feature feature = builder.build("TEMP_ID", revFeature);
        Filter typeFilter = repositoryFilters.get(featurePath);
        if (typeFilter == null) {
            typeFilter = repositoryFilters.get("default");
        }
        if (typeFilter.evaluate(feature)) {
            return true;
        }
    }
    return false;
}