public Builder setTransferOptions(
          com.google.storagetransfer.v1.proto.TransferTypes.TransferOptions.Builder
              builderForValue) {
        if (transferOptionsBuilder_ == null) {
          transferOptions_ = builderForValue.build();
        } else {
          transferOptionsBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000008;
        onChanged();
        return this;
      }
<pre>
Specifies the metadata options to be applied during replication.
Delete options are not supported. If a delete option is specified, the
request fails with an [INVALID_ARGUMENT][google.rpc.Code.INVALID_ARGUMENT]
error.
</pre>

<code>.google.storagetransfer.v1.TransferOptions transfer_options = 4;</code>
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferTypes.java