in gremlin-client/src/main/java/software/amazon/utils/RegionUtils.java [20:29]
public static String getCurrentRegionName(){
String result = EnvironmentVariableUtils.getOptionalEnv("AWS_REGION", null);
if (StringUtils.isEmpty(result)) {
Region currentRegion = DefaultAwsRegionProviderChain.builder().build().getRegion();
if (currentRegion != null) {
result = currentRegion.id();
}
}
return result;
}