public Builder clearWorkerIds() {
      workerIds_ = com.google.protobuf.LazyStringArrayList.emptyList();
      bitField0_ = (bitField0_ & ~0x00000002);
      ;
      onChanged();
      return this;
    }
<pre>
The 0-based worker ID. If it is empty, worker ID 0 will be selected for
maintenance event simulation. A maintenance event will only be fired on the
first specified worker ID. Future implementations may support firing on
multiple workers.
</pre>

<code>repeated string worker_ids = 2;</code>

@return This builder for chaining.
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/SimulateMaintenanceEventRequest.java