Trait scabbard::store::CommitHashStore

pub trait CommitHashStore {
    fn get_current_commit_hash(
        &self
    ) -> Result<Option<String>, CommitHashStoreError>;
    fn set_current_commit_hash(
        &self,
        commit_hash: &str
    ) -> Result<(), CommitHashStoreError>;
}

A store for the current commit hash value.

The commit hash, for Scabbard’s purposes is the current state root hash of the Merkle-Radix tree after transactions have been applied.

Required Methods

fn get_current_commit_hash(
    &self
) -> Result<Option<String>, CommitHashStoreError>

Returns the current commit hash for the instance

fn set_current_commit_hash(
    &self,
    commit_hash: &str
) -> Result<(), CommitHashStoreError>

Sets the current commit hash value.

The commit hash, for Scabbard’s purposes is the current state root hash of the Merkle-Radix tree after transactions have been applied.

Arguments

• current_commit_hash - the new “current” commit hash.

Implementors

impl<D: Database + Clone> CommitHashStore for TransactCommitHashStore<D>