public Builder mergeHcx(com.google.cloud.vmwareengine.v1.Hcx value) {
      if (hcxBuilder_ == null) {
        if (((bitField0_ & 0x00000200) != 0)
            && hcx_ != null
            && hcx_ != com.google.cloud.vmwareengine.v1.Hcx.getDefaultInstance()) {
          getHcxBuilder().mergeFrom(value);
        } else {
          hcx_ = value;
        }
      } else {
        hcxBuilder_.mergeFrom(value);
      }
      if (hcx_ != null) {
        bitField0_ |= 0x00000200;
        onChanged();
      }
      return this;
    }
<pre>
Output only. HCX appliance.
</pre>

<code>
.google.cloud.vmwareengine.v1.Hcx hcx = 17 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>
java-vmwareengine/proto-google-cloud-vmwareengine-v1/src/main/java/com/google/cloud/vmwareengine/v1/PrivateCloud.java