Java Code Examples for org.opengis.referencing.crs.CoordinateReferenceSystem#toWKT()

private String convertToWkt(CoordinateReferenceSystem crs) {
    // according to GeoTools it is better to use to String or the Formattable directly
    // https://osgeo-org.atlassian.net/browse/GEOS-4746
    // But first try toWKT(), there must be a reason for being strict in this method.
    try {
        return crs.toWKT();
    } catch (UnformattableObjectException e) {
        SystemUtils.LOG.log(Level.WARNING, "Could not strictly convert CRS to WKT. " +
                "Used lenient method instead.", e);
        return crs.toString();
    }
}
 

static FeatureCollection<SimpleFeatureType, SimpleFeature> readTrack(Reader reader, GeoCoding geoCoding) throws IOException {
    CsvReader csvReader = new CsvReader(reader, new char[]{'\t', ' '}, true, "#");
    SimpleFeatureType trackFeatureType = createTrackFeatureType(geoCoding);
    ListFeatureCollection featureCollection = new ListFeatureCollection(trackFeatureType);
    double[] record;
    int pointIndex = 0;
    while ((record = csvReader.readDoubleRecord()) != null) {
        if (record.length < 3) {
            throw new IOException("Illegal track file format.\n" +
                                          "Expecting tab-separated lines containing 3 values: lat, lon, data.");
        }

        float lat = (float) record[0];
        float lon = (float) record[1];
        double data = record[2];

        final SimpleFeature feature = createFeature(trackFeatureType, geoCoding, pointIndex, lat, lon, data);
        if (feature != null) {
            featureCollection.add(feature);
        }

        pointIndex++;
    }

    if (featureCollection.isEmpty()) {
        throw new IOException("No track point found or all of them are located outside the scene boundaries.");
    }

    final CoordinateReferenceSystem mapCRS = geoCoding.getMapCRS();
    if (!mapCRS.equals(DefaultGeographicCRS.WGS84)) {
        try {
            transformFeatureCollection(featureCollection, mapCRS);
        } catch (TransformException e) {
            throw new IOException("Cannot transform the ship track onto CRS '" + mapCRS.toWKT() + "'.", e);
        }
    }

    return featureCollection;
}
 

@Execute
public void process() throws Exception {
    if (pCode != null) {
        CoordinateReferenceSystem crs = CrsUtilities.getCrsFromEpsg(pCode);
        prjWkt = crs.toWKT();
    }

    if (filesList == null) {
        filesList = new ArrayList<File>();
        pathsList = new ArrayList<String>();

        new FileTraversal(fileFilter){
            public void onFile( final File f ) {
                if (pRegex == null) {
                    filesList.add(f);
                    pathsList.add(f.getAbsolutePath());
                } else {
                    if (f.getName().matches(".*" + pRegex + ".*")) { //$NON-NLS-1$//$NON-NLS-2$
                        filesList.add(f);
                        pathsList.add(f.getAbsolutePath());
                    }
                }
            }
        }.traverse(new File(inFolder));

        if (prjWkt != null) {
            for( File file : filesList ) {
                String nameWithoutExtention = FileUtilities.getNameWithoutExtention(file);
                if (nameWithoutExtention != null) {
                    File prjFile = new File(file.getParentFile(), nameWithoutExtention + ".prj"); //$NON-NLS-1$
                    if (!prjFile.exists()) {
                        // create it
                        FileUtilities.writeFile(prjWkt, prjFile);
                    }
                }
            }
        }

    }

    if (filesList.size() > fileIndex)
        outCurrentfile = filesList.get(fileIndex).getAbsolutePath();

    if (fileIndex == filesList.size() - 1) {
        doProcess = false;
    }
    fileIndex++;

}
 

@Execute
public void process() throws Exception {
    if (pCode != null) {
        CoordinateReferenceSystem crs = CrsUtilities.getCrsFromEpsg(pCode, null);
        prjWkt = crs.toWKT();
    }

    if (filesList == null) {
        filesList = new ArrayList<File>();
        pathsList = new ArrayList<String>();

        new FileTraversal(fileFilter){
            public void onFile( final File f ) {
                if (pRegex == null) {
                    filesList.add(f);
                    pathsList.add(f.getAbsolutePath());
                } else {
                    if (f.getName().matches(".*" + pRegex + ".*")) { //$NON-NLS-1$//$NON-NLS-2$
                        filesList.add(f);
                        pathsList.add(f.getAbsolutePath());
                    }
                }
            }
        }.traverse(new File(inFolder));

        if (prjWkt != null) {
            for( File file : filesList ) {
                String nameWithoutExtention = FileUtilities.getNameWithoutExtention(file);
                if (nameWithoutExtention != null) {
                    File prjFile = new File(file.getParentFile(), nameWithoutExtention + ".prj"); //$NON-NLS-1$
                    if (!prjFile.exists()) {
                        // create it
                        FileUtilities.writeFile(prjWkt, prjFile);
                    }
                }
            }
        }

    }

    if (filesList.size() > fileIndex)
        outCurrentfile = filesList.get(fileIndex).getAbsolutePath();

    if (fileIndex == filesList.size() - 1) {
        doProcess = false;
    }
    fileIndex++;

}