Struct ObjectEngine 

pub struct ObjectEngine { /* private fields */ }

Multi-bucket object store.

Implementations

impl ObjectEngine

pub fn new() -> Self

pub fn create_bucket(&self, name: impl Into<String>) -> Result<(), ObjectError>

pub fn drop_bucket(&self, name: &str) -> Result<(), ObjectError>

pub fn list_buckets(&self) -> Vec<String>

pub fn bucket_stats(&self, name: &str) -> Option<BucketStats>

pub fn put( &self, bucket: &str, key: impl Into<String>, data: Vec<u8>, content_type: Option<String>, metadata: Value, ) -> Result<ObjectMeta, ObjectError>

Store (or replace) an object. Returns its metadata, including the ETag.

pub fn get( &self, bucket: &str, key: &str, ) -> Result<Option<(Vec<u8>, ObjectMeta)>, ObjectError>

Fetch an object’s bytes + metadata, or None if absent.

pub fn head( &self, bucket: &str, key: &str, ) -> Result<Option<ObjectMeta>, ObjectError>

Fetch only an object’s metadata (HEAD), or None if absent.

pub fn delete(&self, bucket: &str, key: &str) -> Result<bool, ObjectError>

Delete an object; returns whether it existed.

pub fn list( &self, bucket: &str, prefix: &str, limit: Option<usize>, ) -> Result<Vec<ObjectMeta>, ObjectError>

List object metadata in a bucket, optionally filtered by key prefix, in lexical key order, capped at limit.

pub fn snapshot(&self) -> EngineSnapshot

pub fn load_snapshot(&self, snap: EngineSnapshot)

Trait Implementations

impl Default for ObjectEngine

fn default() -> Self

Returns the “default value” for a type.