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61 lines
2.0 KiB
61 lines
2.0 KiB
/*
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This file is part of cpp-ethereum.
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cpp-ethereum 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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cpp-ethereum 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 cpp-ethereum. If not, see <http://www.gnu.org/licenses/>.
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*/
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/** @file FixedClient.h
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* @author Marek Kotewicz <marek@ethdev.com>
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* @date 2015
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*/
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#pragma once
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#include <libethereum/ClientBase.h>
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#include <libethereum/BlockChain.h>
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#include <libethereum/State.h>
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namespace dev
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{
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namespace test
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{
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/**
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* @brief mvp implementation of ClientBase
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* Doesn't support mining interface
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*/
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class FixedClient: public dev::eth::ClientBase
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{
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public:
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FixedClient(eth::BlockChain const& _bc, eth::Block const& _block) : m_bc(_bc), m_block(_block) {}
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virtual ~FixedClient() {}
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// stub
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virtual void flushTransactions() override {}
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virtual eth::BlockChain& bc() override { BOOST_THROW_EXCEPTION(InterfaceNotSupported("FixedClient::bc()")); }
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virtual eth::BlockChain const& bc() const override { return m_bc; }
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using ClientBase::asOf;
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virtual eth::Block asOf(h256 const& _h) const override;
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virtual eth::Block preMine() const override { ReadGuard l(x_stateDB); return m_block; }
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virtual eth::Block postMine() const override { ReadGuard l(x_stateDB); return m_block; }
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virtual void setBeneficiary(Address _us) override { WriteGuard l(x_stateDB); m_block.setBeneficiary(_us); }
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virtual void prepareForTransaction() override {}
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private:
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eth::BlockChain const& m_bc;
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eth::Block m_block;
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mutable SharedMutex x_stateDB; ///< Lock on the state DB, effectively a lock on m_postMine.
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};
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}
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}
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