public static void failIfNotRasterDataSource(
final CustomQuery customQuery, final Metadata metadata, final int argNumber)
throws SemanticException, DriverException {
if (!MetadataUtilities.isRaster(metadata)) {
throw new SemanticException(
customQuery.getName() + " requires a raster table as argument number " + argNumber);
}
}
public static void failIfFieldIsNotOfType(
final CustomQuery customQuery,
final String fieldName,
final int fieldIndex,
final int typeCodeOfField,
final Metadata metadata)
throws DriverException, SemanticException {
failIfFieldDoesNotExist(customQuery, fieldName, fieldIndex, metadata);
final Type[] fieldTypes = MetadataUtilities.getFieldTypes(metadata);
if (typeCodeOfField != fieldTypes[fieldIndex].getTypeCode()) {
throw new IncompatibleTypesException(
customQuery.getName()
+ ": "
+ fieldName
+ " is not of type "
+ TypeFactory.getTypeName(typeCodeOfField));
}
}