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Refactored high priority service out of client service.

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This commit is contained in:
Teemu Ollakka
2018-07-02 18:22:24 +03:00
parent 658a84a7d4
commit 635eaf4c29
28 changed files with 556 additions and 261 deletions
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67
dbsim/db_high_priority_service.cpp Normal file
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//
// Copyright (C) 2018 Codership Oy <info@codership.com>
//
#include "db_high_priority_service.hpp"
#include "db_server.hpp"
#include "db_client.hpp"
int db::high_priority_service::apply(const wsrep::ws_handle& ws_handle,
const wsrep::ws_meta& ws_meta,
const wsrep::const_buffer& data)
{
return server_.server_state().on_apply(*this, ws_handle, ws_meta, data);
}
int db::high_priority_service::start_transaction(
const wsrep::ws_handle& ws_handle,
const wsrep::ws_meta& ws_meta)
{
return client_->client_state().start_transaction(ws_handle, ws_meta);
}
void db::high_priority_service::adopt_transaction(const wsrep::transaction&)
{
throw wsrep::not_implemented_error();
}
int db::high_priority_service::apply_write_set(const wsrep::const_buffer&)
{
client_->se_trx_.start(client_);
client_->se_trx_.apply(client_->client_state().transaction());
return 0;
}
int db::high_priority_service::apply_toi(const wsrep::const_buffer&)
{
throw wsrep::not_implemented_error();
}
int db::high_priority_service::commit()
{
int ret(client_->client_state_.before_commit());
if (ret == 0) client_->se_trx_.commit();
ret = ret || client_->client_state_.ordered_commit();
ret = ret || client_->client_state_.after_commit();
return ret;
}
int db::high_priority_service::rollback()
{
int ret(client_->client_state_.before_rollback());
assert(ret == 0);
client_->se_trx_.rollback();
ret = client_->client_state_.after_rollback();
assert(ret == 0);
return ret;
}
void db::high_priority_service::after_apply()
{
client_->client_state_.after_statement();
}
bool db::high_priority_service::is_replaying() const
{
return (client_->client_state_.transaction().state() == wsrep::transaction::s_replaying);
}