public boolean hasIpAddress() {
      return ipRangeCase_ == 1;
    }
<pre>
A single IP address. For example: `10.0.0.5`.
</pre>

<code>string ip_address = 1;</code>

@return Whether the ipAddress field is set.
java-vmwareengine/proto-google-cloud-vmwareengine-v1/src/main/java/com/google/cloud/vmwareengine/v1/ExternalAccessRule.java