// acquire dataset
final File file = TestData.file(this, "O3-NO2.nc");
long lastModified = file.lastModified();
final RuntimeExtractorSPI spi = new RuntimeExtractorSPI();
final PropertiesCollector collector = spi.create("regex=MODIFY_TIME", Arrays.asList("updated"));
final SimpleFeatureTypeBuilder featureTypeBuilder = new SimpleFeatureTypeBuilder();
featureTypeBuilder.setName("runtimeT");
featureTypeBuilder.add("updated", Date.class);
SimpleFeatureType featureType = featureTypeBuilder.buildFeatureType();
SimpleFeatureBuilder featureBuilder = new SimpleFeatureBuilder(featureType);