@java.lang.Override
  public com.google.protobuf.ByteString getPublicIpBytes() {
    java.lang.Object ref = publicIp_;
    if (ref instanceof java.lang.String) {
      com.google.protobuf.ByteString b =
          com.google.protobuf.ByteString.copyFromUtf8((java.lang.String) ref);
      publicIp_ = b;
      return b;
    } else {
      return (com.google.protobuf.ByteString) ref;
    }
  }
<pre>
Output only. The source's public IP. All communication initiated by this
source will originate from this IP.
</pre>

<code>string public_ip = 9 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@return The bytes for publicIp.
java-vmmigration/proto-google-cloud-vmmigration-v1/src/main/java/com/google/cloud/vmmigration/v1/AwsSourceDetails.java