Struct Checkpoint 

pub struct Checkpoint {
    pub id: CheckpointId,
    pub job_id: String,
    pub state_size_bytes: u64,
    pub created_at_ms: u64,
    pub metadata: HashMap<String, String>,
}

A single checkpoint record.

Fields

id: CheckpointId

The checkpoint’s unique identifier.

job_id: String

The job this checkpoint belongs to.

state_size_bytes: u64

Size of the serialized state in bytes.

created_at_ms: u64

Unix epoch milliseconds when this checkpoint was created.

metadata: HashMap<String, String>

Arbitrary key-value metadata.

Implementations

impl Checkpoint

pub fn new( id: CheckpointId, job_id: impl Into<String>, state_size_bytes: u64, created_at_ms: u64, ) -> Self

Create a new checkpoint.

pub fn with_metadata( self, key: impl Into<String>, value: impl Into<String>, ) -> Self

Create a checkpoint with metadata.

Trait Implementations

impl Clone for Checkpoint

fn clone(&self) -> Checkpoint

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Checkpoint

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

Formats the value using the given formatter.