Examples with SimpleFeature org.opengis.feature.simple.SimpleFeature used on opensource projects

Example 6 with SimpleFeature

use of org.opengis.feature.simple.SimpleFeature in project spatial-portal by AtlasOfLivingAustralia.

the class ShapefileUtils method loadShapefile.

public static Map loadShapefile(File shpfile) {
    try {
        FileDataStore store = FileDataStoreFinder.getDataStore(shpfile);
        LOGGER.debug("Loading shapefile. Reading content:");
        LOGGER.debug(store.getTypeNames()[0]);
        FeatureSource featureSource = store.getFeatureSource(store.getTypeNames()[0]);
        FeatureCollection featureCollection = featureSource.getFeatures();
        FeatureIterator it = featureCollection.features();
        Map shape = new HashMap();
        StringBuilder sb = new StringBuilder();
        StringBuilder sbGeometryCollection = new StringBuilder();
        boolean isGeometryCollection = false;
        while (it.hasNext()) {
            SimpleFeature feature = (SimpleFeature) it.next();
            Geometry geom = (Geometry) feature.getDefaultGeometry();
            WKTWriter wkt = new WKTWriter();
            String wktString = wkt.write(geom);
            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);
                }
            }
        }
        if (!isGeometryCollection) {
            if (!sb.toString().contains(")))")) {
                sb.append(")");
            }
            shape.put(StringConstants.WKT, StringConstants.MULTIPOLYGON + "(" + sb.toString().replace("(((", "(("));
        } else {
            sbGeometryCollection.append(")");
            shape.put(StringConstants.WKT, StringConstants.GEOMETRYCOLLECTION + "(" + sbGeometryCollection);
        }
        try {
            it.close();
        } catch (Exception e) {
        }
        return shape;
    } catch (Exception e) {
        LOGGER.error("Unable to load shapefile: ", e);
    }
    return null;
}

Example 7 with SimpleFeature

use of org.opengis.feature.simple.SimpleFeature 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 8 with SimpleFeature

use of org.opengis.feature.simple.SimpleFeature in project GeoGig by boundlessgeo.

the class OSMUnmapOp method _call.

@Override
protected RevTree _call() {
    Optional<OSMMappingLogEntry> entry = command(ReadOSMMappingLogEntry.class).setPath(path).call();
    if (entry.isPresent()) {
        Optional<Mapping> opt = command(ReadOSMMapping.class).setEntry(entry.get()).call();
        if (opt.isPresent()) {
            mapping = opt.get();
        }
    }
    Iterator<NodeRef> iter = command(LsTreeOp.class).setReference(path).setStrategy(Strategy.FEATURES_ONLY).call();
    FeatureMapFlusher flusher = new FeatureMapFlusher(workingTree());
    while (iter.hasNext()) {
        NodeRef node = iter.next();
        RevFeature revFeature = command(RevObjectParse.class).setObjectId(node.objectId()).call(RevFeature.class).get();
        RevFeatureType revFeatureType = command(RevObjectParse.class).setObjectId(node.getMetadataId()).call(RevFeatureType.class).get();
        List<PropertyDescriptor> descriptors = revFeatureType.sortedDescriptors();
        ImmutableList<Optional<Object>> values = revFeature.getValues();
        SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder((SimpleFeatureType) revFeatureType.type());
        String id = null;
        for (int i = 0; i < descriptors.size(); i++) {
            PropertyDescriptor descriptor = descriptors.get(i);
            if (descriptor.getName().getLocalPart().equals("id")) {
                id = values.get(i).get().toString();
            }
            Optional<Object> value = values.get(i);
            featureBuilder.set(descriptor.getName(), value.orNull());
        }
        Preconditions.checkNotNull(id, "No 'id' attribute found");
        SimpleFeature feature = featureBuilder.buildFeature(id);
        unmapFeature(feature, flusher);
    }
    flusher.flushAll();
    if (entry.isPresent()) {
        Iterator<DiffEntry> diffs = command(DiffTree.class).setPathFilter(path).setNewTree(workingTree().getTree().getId()).setOldTree(entry.get().getPostMappingId()).call();
        while (diffs.hasNext()) {
            DiffEntry diff = diffs.next();
            if (diff.changeType().equals(DiffEntry.ChangeType.REMOVED)) {
                ObjectId featureId = diff.getOldObject().getNode().getObjectId();
                RevFeature revFeature = command(RevObjectParse.class).setObjectId(featureId).call(RevFeature.class).get();
                RevFeatureType revFeatureType = command(RevObjectParse.class).setObjectId(diff.getOldObject().getMetadataId()).call(RevFeatureType.class).get();
                List<PropertyDescriptor> descriptors = revFeatureType.sortedDescriptors();
                ImmutableList<Optional<Object>> values = revFeature.getValues();
                SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder((SimpleFeatureType) revFeatureType.type());
                String id = null;
                for (int i = 0; i < descriptors.size(); i++) {
                    PropertyDescriptor descriptor = descriptors.get(i);
                    if (descriptor.getName().getLocalPart().equals("id")) {
                        id = values.get(i).get().toString();
                    }
                    Optional<Object> value = values.get(i);
                    featureBuilder.set(descriptor.getName(), value.orNull());
                }
                Preconditions.checkNotNull(id, "No 'id' attribute found");
                SimpleFeature feature = featureBuilder.buildFeature(id);
                Class<?> clazz = feature.getDefaultGeometryProperty().getType().getBinding();
                String deletePath = clazz.equals(Point.class) ? OSMUtils.NODE_TYPE_NAME : OSMUtils.WAY_TYPE_NAME;
                workingTree().delete(deletePath, id);
            }
        }
    }
    return workingTree().getTree();
}

Example 9 with SimpleFeature

use of org.opengis.feature.simple.SimpleFeature in project GeoGig by boundlessgeo.

the class GeoGigFeatureSourceTest method toList.

private List<SimpleFeature> toList(SimpleFeatureCollection collection) {
    List<SimpleFeature> features = Lists.newArrayList();
    SimpleFeatureIterator iterator = collection.features();
    try {
        while (iterator.hasNext()) {
            features.add(iterator.next());
        }
    } finally {
        iterator.close();
    }
    return features;
}

Example 10 with SimpleFeature

use of org.opengis.feature.simple.SimpleFeature in project GeoGig by boundlessgeo.

the class GeoGigFeatureStoreTest method testAddFeaturesOnASeparateBranch.

@Test
public void testAddFeaturesOnASeparateBranch() throws Exception {
    final String branchName = "addtest";
    final Ref branchRef = geogig.command(BranchCreateOp.class).setName(branchName).call();
    dataStore.setHead(branchName);
    FeatureCollection<SimpleFeatureType, SimpleFeature> collection;
    collection = DataUtilities.collection(Arrays.asList((SimpleFeature) points1, (SimpleFeature) points2, (SimpleFeature) points3));
    Transaction tx = new DefaultTransaction();
    points.setTransaction(tx);
    assertSame(tx, points.getTransaction());
    try {
        List<FeatureId> addedFeatures = points.addFeatures(collection);
        assertNotNull(addedFeatures);
        assertEquals(3, addedFeatures.size());
        // assert transaction isolation
        assertEquals(3, points.getFeatures().size());
        assertEquals(0, dataStore.getFeatureSource(pointsTypeName).getFeatures().size());
        tx.commit();
        assertEquals(3, dataStore.getFeatureSource(pointsTypeName).getFeatures().size());
    } catch (Exception e) {
        tx.rollback();
        throw e;
    } finally {
        tx.close();
    }
}