private com.google.protobuf.SingleFieldBuilderV3<
              com.google.protobuf.Timestamp,
              com.google.protobuf.Timestamp.Builder,
              com.google.protobuf.TimestampOrBuilder>
          getDwellEndTimeFieldBuilder() {
        if (dwellEndTimeBuilder_ == null) {
          dwellEndTimeBuilder_ =
              new com.google.protobuf.SingleFieldBuilderV3<
                  com.google.protobuf.Timestamp,
                  com.google.protobuf.Timestamp.Builder,
                  com.google.protobuf.TimestampOrBuilder>(
                  getDwellEndTime(), getParentForChildren(), isClean());
          dwellEndTime_ = null;
        }
        return dwellEndTimeBuilder_;
      }
<pre>
The end time when a dwelling object has exited in a zone.
</pre>

<code>.google.protobuf.Timestamp dwell_end_time = 4;</code>
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/OccupancyCountingPredictionResult.java