public Builder putAllLabels(java.util.Map<java.lang.String, java.lang.String> values) {
      internalGetMutableLabels().getMutableMap().putAll(values);
      bitField0_ |= 0x00000020;
      return this;
    }
<pre>
Optional.
[Labels](https://cloud.google.com/workstations/docs/label-resources) that
are applied to the workstation configuration and that are also propagated
to the underlying Compute Engine resources.
</pre>

<code>map&lt;string, string&gt; labels = 18 [(.google.api.field_behavior) = OPTIONAL];</code>
java-workstations/proto-google-cloud-workstations-v1/src/main/java/com/google/cloud/workstations/v1/WorkstationConfig.java