mysql5/mysql-5.7.27/client/dump/composite_message_handler.cc

56 lines
1.8 KiB
C++

/*
Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "composite_message_handler.h"
using namespace Mysql::Tools::Dump;
bool Composite_message_handler::pass_message(
const Mysql::Tools::Base::Message_data& message_data)
{
for (
std::vector<Mysql::I_callable<
bool, const Mysql::Tools::Base::Message_data&>*>
::reverse_iterator it= m_message_handlers.rbegin();
it != m_message_handlers.rend(); ++it
)
{
if ((**it)(message_data))
{
return true;
}
}
return false;
}
Composite_message_handler::Composite_message_handler(
const std::vector<Mysql::I_callable<bool,
const Mysql::Tools::Base::Message_data&>*>& message_handlers)
: m_message_handlers(message_handlers)
{}
Mysql::I_callable<bool, const Mysql::Tools::Base::Message_data&>*
Composite_message_handler::create_composite_handler(
const std::vector<Mysql::I_callable<
bool, const Mysql::Tools::Base::Message_data&>*>& message_handlers)
{
return new Mysql::Instance_callback<bool,
const Mysql::Tools::Base::Message_data&, Composite_message_handler>(
new Composite_message_handler(message_handlers),
&Composite_message_handler::pass_message);
}