@java.lang.Override
  public com.google.devtools.cloudtrace.v2.Span.LinksOrBuilder getLinksOrBuilder() {
    return links_ == null
        ? com.google.devtools.cloudtrace.v2.Span.Links.getDefaultInstance()
        : links_;
  }
<pre>
Links associated with the span. You can have up to 128 links per Span.
</pre>

<code>.google.devtools.cloudtrace.v2.Span.Links links = 10;</code>
java-trace/proto-google-cloud-trace-v2/src/main/java/com/google/devtools/cloudtrace/v2/Span.java