Method get_session_manifest

atomic-core/src/pristine/txn/read.rs:661–676

Load an immutable session manifest by content hash.

(
        &self,
        hash: &crate::types::Hash,
    )

    /// Load an immutable session manifest by content hash.
    pub fn get_session_manifest(
        &self,
        hash: &crate::types::Hash,
    ) -> PristineResult<Option<crate::change::session::SessionManifest>> {
        use crate::change::session::SessionManifest;

        let table = self.txn.open_table(SESSION_MANIFESTS)?;
        match table.get(hash.as_bytes())? {
            Some(value) => SessionManifest::from_bytes(value.value())
                .map(Some)
                .map_err(|e| PristineError::Serialization {
                    message: format!("session manifest decode: {}", e),
                }),
            None => Ok(None),
        }
    }

    /// Resolve the latest manifest hash for an external session ID.
    pub fn get_session_head(&self, session_id: &str) -> PristineResult<Option<crate::types::Hash>> {