Struct ckb_sdk::traits::default_impls::DefaultTransactionDependencyProvider

pub struct DefaultTransactionDependencyProvider { /* private fields */ }

A transaction dependency provider use ckb rpc client as backend, and with LRU cache supported

Implementations

impl DefaultTransactionDependencyProvider

pub fn new(
    url: &str,
    cache_capacity: usize
) -> DefaultTransactionDependencyProvider

Arguments:

• url is the ckb http jsonrpc server url
• When cache_capacity is 0 for not using cache.

pub fn get_cell_with_data(
    &self,
    out_point: &OutPoint
) -> Result<(CellOutput, Bytes), TransactionDependencyError>

Trait Implementations

impl Clone for DefaultTransactionDependencyProvider

fn clone(&self) -> DefaultTransactionDependencyProvider

Returns a copy of the value.

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

Performs copy-assignment from source.

impl TransactionDependencyProvider for DefaultTransactionDependencyProvider

fn get_transaction(
    &self,
    tx_hash: &Byte32
) -> Result<TransactionView, TransactionDependencyError>

For verify certain cell belong to certain transaction

fn get_cell(
    &self,
    out_point: &OutPoint
) -> Result<CellOutput, TransactionDependencyError>

For get the output information of inputs or cell_deps, those cell should be live cell

fn get_cell_data(
    &self,
    out_point: &OutPoint
) -> Result<Bytes, TransactionDependencyError>

For get the output data information of inputs or cell_deps

fn get_header(
    &self,
    block_hash: &Byte32
) -> Result<HeaderView, TransactionDependencyError>

For get the header information of header_deps