@java.lang.Override
  public java.lang.String getUid() {
    java.lang.Object ref = uid_;
    if (ref instanceof java.lang.String) {
      return (java.lang.String) ref;
    } else {
      com.google.protobuf.ByteString bs = (com.google.protobuf.ByteString) ref;
      java.lang.String s = bs.toStringUtf8();
      uid_ = s;
      return s;
    }
  }
<pre>
Output only. A system-assigned unique identifier for this workstation
configuration.
</pre>

<code>string uid = 3 [(.google.api.field_behavior) = OUTPUT_ONLY];</code>

@return The uid.
java-workstations/proto-google-cloud-workstations-v1beta/src/main/java/com/google/cloud/workstations/v1beta/WorkstationConfig.java