Struct object_lib::object::ObjectHeader

pub(crate) struct ObjectHeader {
    pub(crate) id: ObjectId,
    pub(crate) version: ObjectVersion,
    access_history: u8,
    pub(crate) object_version_constraints: PHashMap<ObjectId, ObjectVersion>,
    pub needs_allocator_reset: bool,
    is_mv_enabled: bool,
}

Fields

id: ObjectId

version: ObjectVersion

access_history: u8

object_version_constraints: PHashMap<ObjectId, ObjectVersion>

needs_allocator_reset: bool

is_mv_enabled: bool

Implementations

impl ObjectHeader

fn init(&mut self, id: ObjectId)

fn bump_version(&mut self) -> Result<ObjectVersion, ObjectOperationError>

fn reset_access_history(&mut self)

fn upsert_version_constraint( &mut self, foreign_object: ObjectId, observed_version: ObjectVersion ) -> Option<ObjectVersion>

fn get_version_constraint( &self, foreign_object: ObjectId ) -> Option<ObjectVersion>

fn set_mv_enabled(&mut self, enabled: bool)

fn is_mv_enabled(&self) -> bool

Trait Implementations

impl Debug for ObjectHeader

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Persistable for ObjectHeader

fn as_bytes(&self) -> &[u8] where Self: Sized,

fn from_bytes(src: *mut [u8]) -> *mut Selfwhere Self: Sized,

fn from_bytes_ref(src: *const [u8]) -> &'static Selfwhere Self: Sized,

fn adjust_from(&mut self, _other: &Self)

Used for object moves.

impl PersistentlyAllocatable for ObjectHeader

fn set_allocator(&mut self, allocator: Arc<RwLock<BumpAllocator>>)

fn get_allocator(&self) -> Option<Arc<RwLock<BumpAllocator>>>