public Builder setAcceleratorConfig(com.google.cloud.tpu.v2.AcceleratorConfig value) {
      if (acceleratorConfigBuilder_ == null) {
        if (value == null) {
          throw new NullPointerException();
        }
        acceleratorConfig_ = value;
      } else {
        acceleratorConfigBuilder_.setMessage(value);
      }
      bitField0_ |= 0x00400000;
      onChanged();
      return this;
    }
<pre>
The AccleratorConfig for the TPU Node.
</pre>

<code>.google.cloud.tpu.v2.AcceleratorConfig accelerator_config = 46;</code>
java-tpu/proto-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/Node.java