public static DefaultCredentialRetrievers init(
      CredentialRetrieverFactory credentialRetrieverFactory) {
    return new DefaultCredentialRetrievers(
        credentialRetrieverFactory, System.getProperties(), System.getenv());
  }
Creates a new {@link DefaultCredentialRetrievers} with a given {@link
CredentialRetrieverFactory}.

@param credentialRetrieverFactory the {@link CredentialRetrieverFactory} to generate the {@link
    CredentialRetriever}s
@return a new {@link DefaultCredentialRetrievers}
jib-plugins-common/src/main/java/com/google/cloud/tools/jib/plugins/common/DefaultCredentialRetrievers.java