private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.memorystore.v1beta.NodeConfig,
            com.google.cloud.memorystore.v1beta.NodeConfig.Builder,
            com.google.cloud.memorystore.v1beta.NodeConfigOrBuilder>
        getNodeConfigFieldBuilder() {
      if (nodeConfigBuilder_ == null) {
        nodeConfigBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.memorystore.v1beta.NodeConfig,
                com.google.cloud.memorystore.v1beta.NodeConfig.Builder,
                com.google.cloud.memorystore.v1beta.NodeConfigOrBuilder>(
                getNodeConfig(), getParentForChildren(), isClean());
        nodeConfig_ = null;
      }
      return nodeConfigBuilder_;
    }
<pre>
Output only. Configuration of individual nodes of the instance.
</pre>

<code>
.google.cloud.memorystore.v1beta.NodeConfig node_config = 17 [(.google.api.field_behavior) = OUTPUT_ONLY];
</code>
java-valkey/proto-google-cloud-valkey-v1beta/src/main/java/com/google/cloud/memorystore/v1beta/Instance.java