85 lines
2.8 KiB
Rust
85 lines
2.8 KiB
Rust
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// Copyright 2015, 2016 Ethcore (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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//! Traces api implementation.
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use std::sync::{Weak, Arc};
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use jsonrpc_core::*;
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use util::H256;
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use ethcore::client::{BlockChainClient, TransactionId, TraceId};
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use v1::traits::Traces;
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use v1::types::{TraceFilter, Trace, BlockNumber, Index};
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/// Traces api implementation.
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pub struct TracesClient<C> where C: BlockChainClient {
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client: Weak<C>,
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}
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impl<C> TracesClient<C> where C: BlockChainClient {
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/// Creates new Traces client.
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pub fn new(client: &Arc<C>) -> Self {
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TracesClient {
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client: Arc::downgrade(client),
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}
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}
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}
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impl<C> Traces for TracesClient<C> where C: BlockChainClient + 'static {
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fn filter(&self, params: Params) -> Result<Value, Error> {
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from_params::<(TraceFilter,)>(params)
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.and_then(|(filter, )| {
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let client = take_weak!(self.client);
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let traces = client.filter_traces(filter.into());
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let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(Trace::from).collect());
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to_value(&traces)
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})
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}
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fn block_traces(&self, params: Params) -> Result<Value, Error> {
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from_params::<(BlockNumber,)>(params)
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.and_then(|(block_number,)| {
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let client = take_weak!(self.client);
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let traces = client.block_traces(block_number.into());
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let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(Trace::from).collect());
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to_value(&traces)
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})
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}
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fn transaction_traces(&self, params: Params) -> Result<Value, Error> {
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from_params::<(H256,)>(params)
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.and_then(|(transaction_hash,)| {
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let client = take_weak!(self.client);
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let traces = client.transaction_traces(TransactionId::Hash(transaction_hash));
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let traces = traces.map_or_else(Vec::new, |traces| traces.into_iter().map(Trace::from).collect());
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to_value(&traces)
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})
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}
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fn trace(&self, params: Params) -> Result<Value, Error> {
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from_params::<(H256, Vec<Index>)>(params)
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.and_then(|(transaction_hash, address)| {
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let client = take_weak!(self.client);
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let id = TraceId {
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transaction: TransactionId::Hash(transaction_hash),
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address: address.into_iter().map(|i| i.value()).collect()
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};
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let trace = client.trace(id);
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let trace = trace.map(Trace::from);
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to_value(&trace)
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})
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}
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}
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