mirror of https://github.com/Icinga/icinga2.git
107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 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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#ifndef DICTIONARY_H
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#define DICTIONARY_H
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namespace icinga
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{
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typedef map<string, Variant>::const_iterator ConstDictionaryIterator;
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typedef map<string, Variant>::iterator DictionaryIterator;
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/**
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* A container that holds key-value pairs.
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*
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* @ingroup base
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*/
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class I2_BASE_API Dictionary : public Object
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{
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private:
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map<string, Variant> m_Data;
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public:
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typedef shared_ptr<Dictionary> Ptr;
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typedef weak_ptr<Dictionary> WeakPtr;
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/**
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* Retrieves a value from the dictionary.
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*
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* @param key The key.
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* @param[out] value Pointer to the value.
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* @returns true if the value was retrieved, false otherwise.
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*/
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template<typename T>
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bool GetProperty(string key, T *value) const
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{
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ConstDictionaryIterator i = m_Data.find(key);
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if (i == m_Data.end())
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return false;
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*value = static_cast<T>(i->second);
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return true;
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}
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/**
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* Sets a value in the dictionary.
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*
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* @param key The key.
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* @param value The value.
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*/
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template<typename T>
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void SetProperty(string key, const T& value)
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{
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m_Data[key] = value;
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}
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/**
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* Adds an unnamed value to the dictionary.
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*
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* @param value The value.
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*/
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template<typename T>
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void AddUnnamedProperty(const T& value)
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{
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DictionaryIterator it;
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string key;
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long index = GetLength();
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do {
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stringstream s;
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s << "_" << index;
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index++;
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key = s.str();
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it = m_Data.find(key);
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} while (it != m_Data.end());
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SetProperty(key, value);
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}
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DictionaryIterator Begin(void);
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DictionaryIterator End(void);
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long GetLength(void) const;
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};
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}
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#endif /* DICTIONARY_H */
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