public static String getDefaultMtlsEndpoint() {
    return "storagebatchoperations.mtls.googleapis.com:443";
  }
Returns the default mTLS service endpoint.
java-storagebatchoperations/google-cloud-storagebatchoperations/src/main/java/com/google/cloud/storagebatchoperations/v1/stub/StorageBatchOperationsStubSettings.java