icinga2/lib/base/dynamictype.cpp

127 lines
3.8 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
* *
* 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; either version 2 *
* of the License, or (at your option) any later version. *
* *
* 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 "i2-base.h"
using namespace icinga;
DynamicType::DynamicType(const String& name, const DynamicType::ObjectFactory& factory)
: m_Name(name), m_ObjectFactory(factory)
{ }
DynamicType::Ptr DynamicType::GetByName(const String& name)
{
DynamicType::TypeMap::const_iterator tt = GetTypes().find(name);
if (tt == GetTypes().end())
return DynamicType::Ptr();
return tt->second;
}
DynamicType::TypeMap& DynamicType::GetTypes(void)
{
static DynamicType::TypeMap types;
return types;
}
DynamicType::NameMap& DynamicType::GetObjects(void)
{
return m_Objects;
}
String DynamicType::GetName(void) const
{
return m_Name;
}
void DynamicType::RegisterObject(const DynamicObject::Ptr& object)
{
m_Objects[object->GetName()] = object;
}
void DynamicType::UnregisterObject(const DynamicObject::Ptr& object)
{
m_Objects.erase(object->GetName());
}
DynamicObject::Ptr DynamicType::GetObject(const String& name) const
{
DynamicType::NameMap::const_iterator nt = m_Objects.find(name);
if (nt == m_Objects.end())
return DynamicObject::Ptr();
return nt->second;
}
void DynamicType::RegisterType(const DynamicType::Ptr& type)
{
if (GetByName(type->GetName()))
BOOST_THROW_EXCEPTION(runtime_error("Cannot register class for type '" +
type->GetName() + "': Objects of this type already exist."));
GetTypes()[type->GetName()] = type;
}
DynamicObject::Ptr DynamicType::CreateObject(const Dictionary::Ptr& serializedUpdate) const
{
DynamicObject::Ptr obj = m_ObjectFactory(serializedUpdate);
/* register attributes */
String name;
DynamicAttributeType type;
BOOST_FOREACH(tuples::tie(name, type), m_Attributes)
obj->RegisterAttribute(name, type);
/* apply the object's non-config attributes */
obj->ApplyUpdate(serializedUpdate, Attribute_All & ~Attribute_Config);
/* notify the object that it's been fully initialized */
obj->OnInitCompleted();
return obj;
}
bool DynamicType::TypeExists(const String& name)
{
return (GetByName(name));
}
void DynamicType::AddAttribute(const String& name, DynamicAttributeType type)
{
m_Attributes[name] = type;
}
void DynamicType::RemoveAttribute(const String& name)
{
m_Attributes.erase(name);
}
bool DynamicType::HasAttribute(const String& name)
{
return (m_Attributes.find(name) != m_Attributes.end());
}
void DynamicType::AddAttributes(const AttributeDescription *attributes, int attributeCount)
{
for (int i = 0; i < attributeCount; i++)
AddAttribute(attributes[i].Name, attributes[i].Type);
}