public Optional<String> phase() {
        return Optional.ofNullable(this.phase);
    }
@return phase indicates if a volume is available, bound to a claim, or released by a claim. More info: https://kubernetes.io/docs/concepts/storage/persistent-volumes#phase
sdk/java/src/main/java/com/pulumi/kubernetes/core/v1/outputs/PersistentVolumeStatus.java