@java.lang.Override
    public boolean hasPacket() {
      return requestCase_ == 1;
    }
<pre>
Packets sent over the streaming rpc.
</pre>

<code>.google.cloud.visionai.v1.Packet packet = 1;</code>

@return Whether the packet field is set.
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/SendPacketsRequest.java