public Builder mergeVmwareEngineNetwork(
        com.google.cloud.vmwareengine.v1.VmwareEngineNetwork value) {
      if (vmwareEngineNetworkBuilder_ == null) {
        if (((bitField0_ & 0x00000004) != 0)
            && vmwareEngineNetwork_ != null
            && vmwareEngineNetwork_
                != com.google.cloud.vmwareengine.v1.VmwareEngineNetwork.getDefaultInstance()) {
          getVmwareEngineNetworkBuilder().mergeFrom(value);
        } else {
          vmwareEngineNetwork_ = value;
        }
      } else {
        vmwareEngineNetworkBuilder_.mergeFrom(value);
      }
      if (vmwareEngineNetwork_ != null) {
        bitField0_ |= 0x00000004;
        onChanged();
      }
      return this;
    }
<pre>
Required. The initial description of the new VMware Engine network.
</pre>

<code>
.google.cloud.vmwareengine.v1.VmwareEngineNetwork vmware_engine_network = 3 [(.google.api.field_behavior) = REQUIRED];
</code>
java-vmwareengine/proto-google-cloud-vmwareengine-v1/src/main/java/com/google/cloud/vmwareengine/v1/CreateVmwareEngineNetworkRequest.java