98 lines
2.7 KiB
C++
98 lines
2.7 KiB
C++
/*
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Copyright (c) 2015, 2016 Oracle and/or its affiliates. All rights reserved.
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This program 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; version 2 of the License.
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This program 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 this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "abstract_dump_task.h"
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using namespace Mysql::Tools::Dump;
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Abstract_dump_task::Abstract_dump_task(Abstract_data_object* related_object)
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: m_related_object(related_object)
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{}
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Abstract_dump_task::~Abstract_dump_task()
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{}
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I_data_object* Abstract_dump_task::get_related_db_object() const
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{
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return m_related_object;
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}
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void Abstract_dump_task::check_execution_availability()
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{
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if (m_availability_callbacks.size() > 0 && this->can_be_executed())
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{
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my_boost::mutex::scoped_lock lock(m_task_mutex);
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for (std::vector<Mysql::I_callable<void, const Abstract_dump_task*>*>
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::const_iterator it = m_availability_callbacks.begin();
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it != m_availability_callbacks.end(); ++it)
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{
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(**it)(this);
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}
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m_availability_callbacks.clear();
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}
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}
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void Abstract_dump_task::register_execution_availability_callback(
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Mysql::I_callable<void, const Abstract_dump_task*>* availability_callback)
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{
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my_boost::mutex::scoped_lock lock(m_task_mutex);
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m_availability_callbacks.push_back(availability_callback);
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}
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void Abstract_dump_task::set_completed()
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{
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Abstract_simple_dump_task::set_completed();
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my_boost::mutex::scoped_lock lock(m_task_mutex);
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for (std::vector<Abstract_dump_task*>::iterator
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it= m_dependents.begin(); it != m_dependents.end(); ++it)
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{
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(*it)->check_execution_availability();
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}
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}
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bool Abstract_dump_task::can_be_executed() const
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{
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for (std::vector<const Abstract_dump_task*>::const_iterator it=
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m_dependencies.begin(); it != m_dependencies.end(); ++it)
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{
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if ((*it)->is_completed() == false)
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return false;
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}
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return true;
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}
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void Abstract_dump_task::add_dependency(Abstract_dump_task* dependency)
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{
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m_dependencies.push_back(dependency);
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my_boost::mutex::scoped_lock lock(dependency->m_task_mutex);
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dependency->m_dependents.push_back(this);
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}
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std::vector<Abstract_dump_task*> Abstract_dump_task::get_dependents()
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const
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{
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return m_dependents;
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}
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std::vector<const Abstract_dump_task*> Abstract_dump_task::get_dependencies()
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const
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{
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return m_dependencies;
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}
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