public Builder mergeHydratedDeployment(
        com.google.cloud.telcoautomation.v1alpha1.HydratedDeployment value) {
      if (hydratedDeploymentBuilder_ == null) {
        if (((bitField0_ & 0x00000001) != 0)
            && hydratedDeployment_ != null
            && hydratedDeployment_
                != com.google.cloud.telcoautomation.v1alpha1.HydratedDeployment
                    .getDefaultInstance()) {
          getHydratedDeploymentBuilder().mergeFrom(value);
        } else {
          hydratedDeployment_ = value;
        }
      } else {
        hydratedDeploymentBuilder_.mergeFrom(value);
      }
      if (hydratedDeployment_ != null) {
        bitField0_ |= 0x00000001;
        onChanged();
      }
      return this;
    }
<pre>
Required. The hydrated deployment to update.
</pre>

<code>
.google.cloud.telcoautomation.v1alpha1.HydratedDeployment hydrated_deployment = 1 [(.google.api.field_behavior) = REQUIRED];
</code>
java-telcoautomation/proto-google-cloud-telcoautomation-v1alpha1/src/main/java/com/google/cloud/telcoautomation/v1alpha1/UpdateHydratedDeploymentRequest.java