58 lines
1.6 KiB
Rust
58 lines
1.6 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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use ethereum_types::H256;
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use bytes::Bytes;
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/// Represents what has to be handled by actor listening to chain events
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pub trait ChainNotify : Send + Sync {
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/// fires when chain has new blocks.
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fn new_blocks(
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&self,
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_imported: Vec<H256>,
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_invalid: Vec<H256>,
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_enacted: Vec<H256>,
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_retracted: Vec<H256>,
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_sealed: Vec<H256>,
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// Block bytes.
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_proposed: Vec<Bytes>,
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_duration: u64,
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) {
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// does nothing by default
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}
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/// fires when chain achieves active mode
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fn start(&self) {
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// does nothing by default
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}
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/// fires when chain achieves passive mode
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fn stop(&self) {
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// does nothing by default
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}
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/// fires when chain broadcasts a message
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fn broadcast(&self, _data: Vec<u8>) {}
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/// fires when new transactions are received from a peer
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fn transactions_received(&self,
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_hashes: Vec<H256>,
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_peer_id: usize,
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) {
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// does nothing by default
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}
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}
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