Struct DefaultTransactionDependencyProvider 

pub struct DefaultTransactionDependencyProvider {
    pub inner: Arc<Mutex<DefaultTxDepProviderInner>>,
}

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

Fields

inner: Arc<Mutex<DefaultTxDepProviderInner>>

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 apply_tx( &mut self, tx: Transaction, tip_block_number: u64, ) -> Result<(), TransactionDependencyError>

pub async fn apply_tx_async( &mut self, tx: Transaction, tip_block_number: u64, ) -> Result<(), TransactionDependencyError>

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

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

Trait Implementations

impl Clone for DefaultTransactionDependencyProvider

fn clone(&self) -> DefaultTransactionDependencyProvider

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl TransactionDependencyProvider for DefaultTransactionDependencyProvider

fn get_transaction_async<'life0, 'life1, 'async_trait>( &'life0 self, tx_hash: &'life1 Byte32, ) -> Pin<Box<dyn Future<Output = Result<TransactionView, TransactionDependencyError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

fn get_cell_async<'life0, 'life1, 'async_trait>( &'life0 self, out_point: &'life1 OutPoint, ) -> Pin<Box<dyn Future<Output = Result<CellOutput, TransactionDependencyError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

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

fn get_cell_data_async<'life0, 'life1, 'async_trait>( &'life0 self, out_point: &'life1 OutPoint, ) -> Pin<Box<dyn Future<Output = Result<Bytes, TransactionDependencyError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

For get the output data information of inputs or cell_deps

fn get_header_async<'life0, 'life1, 'async_trait>( &'life0 self, block_hash: &'life1 Byte32, ) -> Pin<Box<dyn Future<Output = Result<HeaderView, TransactionDependencyError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

For get the header information of header_deps

fn get_block_extension_async<'life0, 'life1, 'async_trait>( &'life0 self, block_hash: &'life1 Byte32, ) -> Pin<Box<dyn Future<Output = Result<Option<Bytes>, TransactionDependencyError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

For get_block_extension

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

fn get_block_extension( &self, block_hash: &Byte32, ) -> Result<Option<Bytes>, TransactionDependencyError>

For get_block_extension