public Builder mergeFrom(com.google.cloud.tpu.v2.AcceleratorType other) {
      if (other == com.google.cloud.tpu.v2.AcceleratorType.getDefaultInstance()) return this;
      if (!other.getName().isEmpty()) {
        name_ = other.name_;
        bitField0_ |= 0x00000001;
        onChanged();
      }
      if (!other.getType().isEmpty()) {
        type_ = other.type_;
        bitField0_ |= 0x00000002;
        onChanged();
      }
      if (acceleratorConfigsBuilder_ == null) {
        if (!other.acceleratorConfigs_.isEmpty()) {
          if (acceleratorConfigs_.isEmpty()) {
            acceleratorConfigs_ = other.acceleratorConfigs_;
            bitField0_ = (bitField0_ & ~0x00000004);
          } else {
            ensureAcceleratorConfigsIsMutable();
            acceleratorConfigs_.addAll(other.acceleratorConfigs_);
          }
          onChanged();
        }
      } else {
        if (!other.acceleratorConfigs_.isEmpty()) {
          if (acceleratorConfigsBuilder_.isEmpty()) {
            acceleratorConfigsBuilder_.dispose();
            acceleratorConfigsBuilder_ = null;
            acceleratorConfigs_ = other.acceleratorConfigs_;
            bitField0_ = (bitField0_ & ~0x00000004);
            acceleratorConfigsBuilder_ =
                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders
                    ? getAcceleratorConfigsFieldBuilder()
                    : null;
          } else {
            acceleratorConfigsBuilder_.addAllMessages(other.acceleratorConfigs_);
          }
        }
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
A accelerator type that a Node can be configured with.
</pre>

Protobuf type {@code google.cloud.tpu.v2.AcceleratorType}
java-tpu/proto-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/AcceleratorType.java