public Optional<Output<String>> fsType() {
        return Optional.ofNullable(this.fsType);
    }
@return fsType is the Filesystem type to mount. Must be a filesystem type supported by the host operating system. Ex. &#34;ext4&#34;, &#34;xfs&#34;, &#34;ntfs&#34;. The default filesystem depends on FlexVolume script.
sdk/java/src/main/java/com/pulumi/kubernetes/core/v1/inputs/FlexPersistentVolumeSourcePatchArgs.java