public com.google.protobuf.TimestampOrBuilder getTimeOrBuilder() {
        if (timeBuilder_ != null) {
          return timeBuilder_.getMessageOrBuilder();
        } else {
          return time_ == null ? com.google.protobuf.Timestamp.getDefaultInstance() : time_;
        }
      }
<pre>
The timestamp indicating the time the event occurred.
</pre>

<code>.google.protobuf.Timestamp time = 1;</code>
java-trace/proto-google-cloud-trace-v2/src/main/java/com/google/devtools/cloudtrace/v2/Span.java