mirror of https://github.com/Icinga/icinga2.git
145 lines
4.3 KiB
C++
145 lines
4.3 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012-2014 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/dynamictype.hpp"
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#include "base/serializer.hpp"
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#include "base/debug.hpp"
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#include "base/objectlock.hpp"
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#include "base/convert.hpp"
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#include "base/configerror.hpp"
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using namespace icinga;
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DynamicType::DynamicType(const String& name)
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: m_Name(name)
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{ }
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DynamicType::Ptr DynamicType::GetByName(const String& name)
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{
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boost::mutex::scoped_lock lock(GetStaticMutex());
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DynamicType::TypeMap::const_iterator tt = InternalGetTypeMap().find(name);
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if (tt == InternalGetTypeMap().end()) {
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const Type *type = Type::GetByName(name);
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if (!type || !Type::GetByName("DynamicObject")->IsAssignableFrom(type)
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|| type->IsAbstract())
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return DynamicType::Ptr();
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DynamicType::Ptr dtype = make_shared<DynamicType>(name);
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InternalGetTypeMap()[type->GetName()] = dtype;
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InternalGetTypeVector().push_back(dtype);
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return dtype;
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}
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return tt->second;
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}
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/**
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* Note: Caller must hold DynamicType::GetStaticMutex() while using the map.
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*/
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DynamicType::TypeMap& DynamicType::InternalGetTypeMap(void)
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{
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static DynamicType::TypeMap typemap;
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return typemap;
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}
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DynamicType::TypeVector& DynamicType::InternalGetTypeVector(void)
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{
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static DynamicType::TypeVector typevector;
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return typevector;
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}
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DynamicType::TypeVector DynamicType::GetTypes(void)
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{
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boost::mutex::scoped_lock lock(GetStaticMutex());
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return InternalGetTypeVector(); /* Making a copy of the vector here. */
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}
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std::pair<DynamicTypeIterator<DynamicObject>, DynamicTypeIterator<DynamicObject> > DynamicType::GetObjects(void)
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{
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return std::make_pair(
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DynamicTypeIterator<DynamicObject>(GetSelf(), 0),
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DynamicTypeIterator<DynamicObject>(GetSelf(), -1)
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);
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}
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String DynamicType::GetName(void) const
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{
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return m_Name;
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}
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void DynamicType::RegisterObject(const DynamicObject::Ptr& object)
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{
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String name = object->GetName();
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{
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ObjectLock olock(this);
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ObjectMap::iterator it = m_ObjectMap.find(name);
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if (it != m_ObjectMap.end()) {
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if (it->second == object)
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return;
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BOOST_THROW_EXCEPTION(ConfigError("An object with type '" + m_Name + "' and name '" + name + "' already exists (" +
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Convert::ToString(it->second->GetDebugInfo()) + "), new declaration: " + Convert::ToString(object->GetDebugInfo()))
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<< errinfo_debuginfo(object->GetDebugInfo()));
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}
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m_ObjectMap[name] = object;
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m_ObjectVector.push_back(object);
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}
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}
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DynamicObject::Ptr DynamicType::GetObject(const String& name) const
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{
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ObjectLock olock(this);
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DynamicType::ObjectMap::const_iterator nt = m_ObjectMap.find(name);
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if (nt == m_ObjectMap.end())
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return DynamicObject::Ptr();
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return nt->second;
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}
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DynamicObject::Ptr DynamicType::CreateObject(const Dictionary::Ptr& serializedUpdate)
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{
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ASSERT(!OwnsLock());
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const Type *type = Type::GetByName(m_Name);
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Object::Ptr object = type->Instantiate();
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Deserialize(object, serializedUpdate, false, FAConfig);
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return static_pointer_cast<DynamicObject>(object);
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}
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boost::mutex& DynamicType::GetStaticMutex(void)
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{
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static boost::mutex mutex;
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return mutex;
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}
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