public Builder setEventStream(
          com.google.storagetransfer.v1.proto.TransferTypes.EventStream.Builder builderForValue) {
        if (eventStreamBuilder_ == null) {
          eventStream_ = builderForValue.build();
        } else {
          eventStreamBuilder_.setMessage(builderForValue.build());
        }
        bitField0_ |= 0x00000200;
        onChanged();
        return this;
      }
<pre>
Specifies the event stream for the transfer job for event-driven transfers.
When EventStream is specified, the Schedule fields are ignored.
</pre>

<code>.google.storagetransfer.v1.EventStream event_stream = 15;</code>
java-storage-transfer/proto-google-cloud-storage-transfer-v1/src/main/java/com/google/storagetransfer/v1/proto/TransferTypes.java