pub trait StorageReadApiImpl {
// Required methods
fn storage_load_len(&self, key: &[u8]) -> usize;
fn storage_load_vec_u8(&self, key: &[u8]) -> Vec<u8>;
fn storage_load_big_uint_raw(&self, key: &[u8]) -> Handle;
fn storage_load_managed_buffer_raw(&self, key_handle: Handle) -> Handle;
fn storage_load_managed_buffer_len(&self, key_handle: Handle) -> usize;
fn storage_load_u64(&self, key: &[u8]) -> u64;
fn storage_load_i64(&self, key: &[u8]) -> i64;
fn storage_load_from_address(
&self,
address_handle: Handle,
key_handle: Handle
) -> Handle;
// Provided methods
fn storage_read_api_init(&self) { ... }
fn storage_load_boxed_bytes(&self, key: &[u8]) -> BoxedBytes { ... }
}