966b29ff26
Removed all the "using namespace std;" statements from the header files and made corrosponding changes. Where needed added "using namespace std;" statement to the implementation files.
133 lines
4.4 KiB
C++
133 lines
4.4 KiB
C++
/*
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* Copyright (C) 2008-2009 Patrick Ohly <patrick.ohly@gmx.de>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) version 3.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifndef INCL_EVOLUTION_INI_CONFIG_NODE
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# define INCL_EVOLUTION_INI_CONFIG_NODE
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#include <syncevo/ConfigNode.h>
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#include <syncevo/DataBlob.h>
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#include <string>
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#include <list>
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#include <syncevo/declarations.h>
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SE_BEGIN_CXX
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/**
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* A base class for .ini style data blobs.
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*/
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class IniBaseConfigNode: public ConfigNode {
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protected:
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boost::shared_ptr<DataBlob> m_data;
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bool m_modified;
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/**
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* Open or create a new blob. The blob will be read (if it exists)
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* but not created or written to unless flush() is called explicitly.
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*/
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IniBaseConfigNode(const boost::shared_ptr<DataBlob> &data);
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/**
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* a virtual method to serial data structure to the file
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* It is used by flush function to flush memory into disk file
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*/
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virtual void toFile(std::ostream &file) = 0;
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public:
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virtual void flush();
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virtual void reload() = 0;
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virtual std::string getName() const { return m_data->getName(); }
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virtual bool exists() const { return m_data->exists(); }
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virtual bool isReadOnly() const { return true; }
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};
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/**
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* This class started its life as the Posix implementation of the
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* ManagementNode in the Funambol C++ client library. Nowadays it is
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* part of the SyncEvolution ConfigTree (see there for details).
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*
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* Each node is mapped to one file whose location is determined by
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* the ConfigTree when the node gets created. Each node represents
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* one .ini file with entries of the type
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* <property>\s*=\s*<value>\s*\n
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*
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* Comments look like:
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* \s*# <comment>
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*
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*/
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class IniFileConfigNode : public IniBaseConfigNode {
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std::list<std::string> m_lines;
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void read();
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protected:
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virtual void toFile(std::ostream &file);
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public:
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IniFileConfigNode(const boost::shared_ptr<DataBlob> &data);
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IniFileConfigNode(const std::string &path, const std::string &fileName, bool readonly);
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/* keep underlying methods visible; our own setProperty() would hide them */
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using ConfigNode::setProperty;
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virtual std::string readProperty(const std::string &property) const;
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virtual void setProperty(const std::string &property,
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const std::string &value,
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const std::string &comment = "",
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const std::string *defValue = NULL);
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virtual void readProperties(ConfigProps &props) const;
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virtual void removeProperty(const std::string &property);
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virtual void clear();
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virtual void reload() { clear(); read(); }
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};
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/**
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* The main difference from FileConfigNode is to store pair of 'property-value'
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* in a map to avoid O(n^2) string comparison
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* Here comments for property default value are discarded.
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*/
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class IniHashConfigNode: public IniBaseConfigNode {
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std::map<std::string, std::string> m_props;
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/**
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* Map used to store pairs
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*/
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void read();
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protected:
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virtual void toFile(std::ostream & file);
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public:
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IniHashConfigNode(const boost::shared_ptr<DataBlob> &data);
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IniHashConfigNode(const std::string &path, const std::string &fileName, bool readonly);
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virtual std::string readProperty(const std::string &property) const;
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virtual void setProperty(const std::string &property,
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const std::string &value,
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const std::string &comment = "",
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const std::string *defValue = NULL);
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virtual void readProperties(ConfigProps &props) const;
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virtual void writeProperties(const ConfigProps &props);
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virtual void removeProperty(const std::string &property);
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virtual void clear();
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virtual void reload() { clear(); read(); }
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};
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SE_END_CXX
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#endif // INCL_EVOLUTION_INI_CONFIG_NODE
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