mirror of https://github.com/Icinga/icinga2.git
56 lines
2.3 KiB
C++
56 lines
2.3 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2015 Icinga Development Team (http://www.icinga.org) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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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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* *
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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 Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#include "base/dependencygraph.hpp"
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#include <boost/foreach.hpp>
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using namespace icinga;
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boost::mutex DependencyGraph::m_Mutex;
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std::map<Object *, std::map<Object *, int> > DependencyGraph::m_Dependencies;
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void DependencyGraph::AddDependency(Object *parent, Object *child)
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{
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boost::mutex::scoped_lock lock(m_Mutex);
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m_Dependencies[child][parent]++;
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}
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void DependencyGraph::RemoveDependency(Object *parent, Object *child)
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{
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boost::mutex::scoped_lock lock(m_Mutex);
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m_Dependencies[child][parent]--;
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}
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std::vector<Object::Ptr> DependencyGraph::GetParents(const Object::Ptr& child)
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{
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std::vector<Object::Ptr> objects;
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boost::mutex::scoped_lock lock(m_Mutex);
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std::map<Object *, std::map<Object *, int> >::const_iterator it = m_Dependencies.find(child.get());
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if (it != m_Dependencies.end()) {
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typedef std::pair<Object *, int> kv_pair;
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BOOST_FOREACH(const kv_pair& kv, it->second) {
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objects.push_back(kv.first);
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}
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}
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return objects;
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}
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