Examples with ChannelWriter com.revolsys.io.channels.ChannelWriter used on opensource projects

Example 6 with ChannelWriter

use of com.revolsys.io.channels.ChannelWriter in project com.revolsys.open by revolsys.

the class EsriCoordinateSystemsLoader method geographic.

private void geographic() {
    final Map<ByteArray, Map<Integer, GeographicCoordinateSystem>> csBymd5 = new LinkedHashMap<>();
    try (RecordReader reader = RecordReader.newRecordReader(this.mainPath + "data/esri/esriGeographicCs.tsv");
        final ChannelWriter writer = ChannelWriter.newChannelWriter(this.mainPath + "resources/CoordinateSystems/esri/Geographic.cs")) {
        for (final Record record : reader) {
            final int id = record.getInteger("ID");
            final String wkt = record.getString("WKT");
            final GeographicCoordinateSystem coordinateSystem = WktCsParser.read(wkt);
            final byte[] digest = coordinateSystem.md5Digest();
            Maps.addToMap(Maps::newTree, csBymd5, new ByteArray(digest), id, coordinateSystem);
            final GeodeticDatum datum = coordinateSystem.getDatum();
            final Ellipsoid ellipsoid = datum.getEllipsoid();
            final PrimeMeridian primeMeridian = coordinateSystem.getPrimeMeridian();
            final AngularUnit angularUnit = coordinateSystem.getAngularUnit();
            final String csName = coordinateSystem.getCoordinateSystemName();
            this.geographicIdByName.put(csName, id);
            final String datumName = datum.getName();
            final String spheroidName = ellipsoid.getName();
            final double semiMajorAxis = ellipsoid.getSemiMajorAxis();
            final double inverseFlattening = ellipsoid.getInverseFlattening();
            final String primeMeridianName = primeMeridian.getName();
            final double longitude = primeMeridian.getLongitude();
            final String angularUnitName = angularUnit.getName();
            final double conversionFactor = angularUnit.getConversionFactor();
            writer.putInt(id);
            writer.putStringUtf8ByteCount(csName);
            writer.putStringUtf8ByteCount(datumName);
            writer.putStringUtf8ByteCount(spheroidName);
            writer.putDouble(semiMajorAxis);
            writer.putDouble(inverseFlattening);
            writer.putStringUtf8ByteCount(primeMeridianName);
            writer.putDouble(longitude);
            writer.putStringUtf8ByteCount(angularUnitName);
            writer.putDouble(conversionFactor);
        }
    }
    writeDigestFile(csBymd5, "Geographic");
}

Example 7 with ChannelWriter

use of com.revolsys.io.channels.ChannelWriter in project com.revolsys.open by revolsys.

the class EsriCoordinateSystemsLoader method vertical.

private void vertical() {
    final Map<ByteArray, Map<Integer, VerticalCoordinateSystem>> csBymd5 = new LinkedHashMap<>();
    try (RecordReader reader = RecordReader.newRecordReader(this.mainPath + "data/esri/esriVerticalCs.tsv");
        final ChannelWriter writer = ChannelWriter.newChannelWriter(this.mainPath + "resources/CoordinateSystems/esri/Vertical.cs")) {
        for (final Record record : reader) {
            final int id = record.getInteger("ID");
            final String wkt = record.getString("WKT");
            final VerticalCoordinateSystem coordinateSystem = WktCsParser.read(wkt);
            final byte[] digest = coordinateSystem.md5Digest();
            Maps.addToMap(Maps::newTree, csBymd5, new ByteArray(digest), id, coordinateSystem);
            final VerticalDatum datum = coordinateSystem.getDatum();
            if (datum != null) {
                final Map<ParameterName, ParameterValue> parameterValues = coordinateSystem.getParameterValues();
                final LinearUnit linearUnit = coordinateSystem.getLinearUnit();
                final String csName = coordinateSystem.getCoordinateSystemName();
                this.geographicIdByName.put(csName, id);
                final String datumName = datum.getName();
                final String linearUnitName = linearUnit.getName();
                final double conversionFactor = linearUnit.getConversionFactor();
                writer.putInt(id);
                writer.putStringUtf8ByteCount(csName);
                writer.putStringUtf8ByteCount(datumName);
                writeParameters(writer, parameterValues);
                writer.putStringUtf8ByteCount(linearUnitName);
                writer.putDouble(conversionFactor);
            }
        }
    }
    writeDigestFile(csBymd5, "Vertical");
}

Example 8 with ChannelWriter

use of com.revolsys.io.channels.ChannelWriter in project com.revolsys.open by revolsys.

the class EpsgCoordinateSystemsLoader method loadCoordOperation.

private void loadCoordOperation() {
    try (final RecordReader reader = newReader("/public/epsg_coordoperation", "coord_op_code");
        ChannelWriter writer = newWriter("coordOperation")) {
        for (final Record record : reader) {
            writeInt(writer, record, "coord_op_code");
            writeInt(writer, record, "coord_op_method_code", 0);
            writeString(writer, record, "coord_op_name");
            writeCodeByte(writer, record, "coord_op_type", COORDINATE_OPERATION_TYPES);
            writeInt(writer, record, "source_crs_code", 0);
            writeInt(writer, record, "target_crs_code", 0);
            writeString(writer, record, "coord_tfm_version");
            writeInt(writer, record, "coord_op_variant", 0);
            writeInt(writer, record, "area_of_use", 0);
            writeDouble(writer, record, "coord_op_accuracy");
            writeDeprecated(writer, record);
        }
    }
}

Example 9 with ChannelWriter

use of com.revolsys.io.channels.ChannelWriter in project com.revolsys.open by revolsys.

the class EpsgCoordinateSystemsLoader method loadCoordOperationParam.

private void loadCoordOperationParam() {
    try (RecordReader reader = newReader("/public/epsg_coordoperationparam", "parameter_code");
        ChannelWriter writer = newWriter("coordOperationParam")) {
        for (final Record record : reader) {
            writeInt(writer, record, "parameter_code");
            writeString(writer, record, "parameter_name");
            writeDeprecated(writer, record);
        }
    }
}

Example 10 with ChannelWriter

use of com.revolsys.io.channels.ChannelWriter in project com.revolsys.open by revolsys.

the class EpsgCoordinateSystemsLoader method loadCoordOperationParamUsage.

/**
 * Order of parameters for a coordOperation
 */
private void loadCoordOperationParamUsage() {
    try (RecordReader reader = newReader("/public/epsg_coordoperationparamusage", "coord_op_method_code", "sort_order");
        ChannelWriter writer = newWriter("coordOperationParamUsage")) {
        for (final Record record : reader) {
            writeInt(writer, record, "coord_op_method_code");
            writeInt(writer, record, "parameter_code");
            writeInt(writer, record, "sort_order");
            writeCodeByte(writer, record, "param_sign_reversal", PARAM_SIGN_REVERSAL);
        }
    }
}