@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      start_ = null;
      if (startBuilder_ != null) {
        startBuilder_.dispose();
        startBuilder_ = null;
      }
      end_ = null;
      if (endBuilder_ != null) {
        endBuilder_.dispose();
        endBuilder_ = null;
      }
      return this;
    }
<pre>
Datetime range type.
</pre>

Protobuf type {@code google.cloud.visionai.v1.DateTimeRange}
java-visionai/proto-google-cloud-visionai-v1/src/main/java/com/google/cloud/visionai/v1/DateTimeRange.java