@java.lang.Override
  public com.google.protobuf.TimestampOrBuilder getIndexTimeOrBuilder() {
    return indexTime_ == null ? com.google.protobuf.Timestamp.getDefaultInstance() : indexTime_;
  }
<pre>
Output only. The time at which this ProductSet was last indexed. Query
results will reflect all updates before this time. If this ProductSet has
never been indexed, this field is 0.

This field is ignored when creating a ProductSet.
</pre>

<code>.google.protobuf.Timestamp index_time = 3 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>
java-vision/proto-google-cloud-vision-v1p3beta1/src/main/java/com/google/cloud/vision/v1p3beta1/ProductSet.java