Examples with FieldType org.locationtech.geogig.storage.FieldType used on opensource projects

Example 6 with FieldType

use of org.locationtech.geogig.storage.FieldType in project GeoGig by boundlessgeo.

the class FormatCommonV1 method readFeature.

public static RevFeature readFeature(ObjectId id, DataInput in) throws IOException {
    final int count = in.readInt();
    final ImmutableList.Builder<Optional<Object>> builder = ImmutableList.builder();
    for (int i = 0; i < count; i++) {
        final byte fieldTag = in.readByte();
        final FieldType fieldType = FieldType.valueOf(fieldTag);
        Object value = DataStreamValueSerializerV1.read(fieldType, in);
        builder.add(Optional.fromNullable(value));
    }
    return new RevFeatureImpl(id, builder.build());
}

Example 7 with FieldType

use of org.locationtech.geogig.storage.FieldType in project GeoGig by boundlessgeo.

the class FormatCommonV2 method readAttributeType.

private static AttributeType readAttributeType(DataInput in, FeatureTypeFactory typeFactory) throws IOException {
    final Name name = readName(in);
    final byte typeTag = in.readByte();
    final FieldType type = FieldType.valueOf(typeTag);
    if (Geometry.class.isAssignableFrom(type.getBinding())) {
        // as opposed to a raw WKT string
        final boolean isCRSCode = in.readBoolean();
        final String crsText = in.readUTF();
        final CoordinateReferenceSystem crs;
        try {
            if (isCRSCode) {
                if ("urn:ogc:def:crs:EPSG::0".equals(crsText)) {
                    crs = null;
                } else {
                    boolean forceLongitudeFirst = crsText.startsWith("EPSG:");
                    crs = CRS.decode(crsText, forceLongitudeFirst);
                }
            } else {
                crs = CRS.parseWKT(crsText);
            }
        } catch (FactoryException e) {
            throw new RuntimeException(e);
        }
        return typeFactory.createGeometryType(name, type.getBinding(), crs, false, false, Collections.<Filter>emptyList(), null, null);
    } else {
        return typeFactory.createAttributeType(name, type.getBinding(), false, false, Collections.<Filter>emptyList(), null, null);
    }
}

Example 8 with FieldType

use of org.locationtech.geogig.storage.FieldType in project GeoGig by boundlessgeo.

the class FormatCommonV2 method writeFeature.

public static void writeFeature(RevFeature feature, DataOutput data) throws IOException {
    ImmutableList<Optional<Object>> values = feature.getValues();
    writeUnsignedVarInt(values.size(), data);
    for (Optional<Object> field : values) {
        FieldType type = FieldType.forValue(field);
        data.writeByte(type.getTag());
        if (type != FieldType.NULL) {
            DataStreamValueSerializerV2.write(field, data);
        }
    }
}

Example 9 with FieldType

use of org.locationtech.geogig.storage.FieldType in project GeoGig by boundlessgeo.

the class FormatCommonV2 method readFeature.

public static RevFeature readFeature(ObjectId id, DataInput in) throws IOException {
    final int count = readUnsignedVarInt(in);
    final ImmutableList.Builder<Optional<Object>> builder = ImmutableList.builder();
    for (int i = 0; i < count; i++) {
        final byte fieldTag = in.readByte();
        final FieldType fieldType = FieldType.valueOf(fieldTag);
        Object value = DataStreamValueSerializerV2.read(fieldType, in);
        builder.add(Optional.fromNullable(value));
    }
    return new RevFeatureImpl(id, builder.build());
}