presto-hive/src/main/java/io/prestosql/plugin/hive/HdfsEnvironment.java/HdfsEnvironment/HdfsEnvironment
class HdfsEnvironment:    @Inject
    public HdfsEnvironment(
            HdfsConfiguration hdfsConfiguration,
            HdfsConfig config,
            HdfsAuthentication hdfsAuthentication)
    {
        this.hdfsConfiguration = requireNonNull(hdfsConfiguration, "hdfsConfiguration is null");
        this.verifyChecksum = requireNonNull(config, "config is null").isVerifyChecksum();
        this.hdfsAuthentication = requireNonNull(hdfsAuthentication, "hdfsAuthentication is null");
    }