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pezkuwi-subxt/substrate/primitives/transaction-pool/src/runtime_api.rs
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Vivek Pandya bc53b9a03a Remove years from copyright notes. (#13415)
* Change copyright year to 2023 from 2022

* Fix incorrect update of copyright year

* Remove years from copy right header

* Fix remaining files

* Fix typo in a header and remove update-copyright.sh
2023-02-21 18:46:41 +00:00

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Rust

// This file is part of Substrate.
// Copyright (C) Parity Technologies (UK) Ltd.
// SPDX-License-Identifier: Apache-2.0
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//! Tagged Transaction Queue Runtime API.
use sp_runtime::{
traits::Block as BlockT,
transaction_validity::{TransactionSource, TransactionValidity},
};
sp_api::decl_runtime_apis! {
/// The `TaggedTransactionQueue` api trait for interfering with the transaction queue.
#[api_version(3)]
pub trait TaggedTransactionQueue {
/// Validate the transaction.
#[changed_in(2)]
fn validate_transaction(tx: <Block as BlockT>::Extrinsic) -> TransactionValidity;
/// Validate the transaction.
#[changed_in(3)]
fn validate_transaction(
source: TransactionSource,
tx: <Block as BlockT>::Extrinsic,
) -> TransactionValidity;
/// Validate the transaction.
///
/// This method is invoked by the transaction pool to learn details about given transaction.
/// The implementation should make sure to verify the correctness of the transaction
/// against current state. The given `block_hash` corresponds to the hash of the block
/// that is used as current state.
///
/// Note that this call may be performed by the pool multiple times and transactions
/// might be verified in any possible order.
fn validate_transaction(
source: TransactionSource,
tx: <Block as BlockT>::Extrinsic,
block_hash: Block::Hash,
) -> TransactionValidity;
}
}