CPropertiesValuesList.cpp

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/* +------------------------------------------------------------------------+
   |                     Mobile Robot Programming Toolkit (MRPT)            |
   |                          http://www.mrpt.org/                          |
   |                                                                        |
   | Copyright (c) 2005-2017, Individual contributors, see AUTHORS file     |
   | See: http://www.mrpt.org/Authors - All rights reserved.                |
   | Released under BSD License. See details in http://www.mrpt.org/License |
   +------------------------------------------------------------------------+ */

#include "base-precomp.h"  // Precompiled headers

#include <mrpt/utils/CPropertiesValuesList.h>
#include <mrpt/utils/CStream.h>
#include <mrpt/system/os.h>
#include <stdio.h>
#include <iostream>

using namespace mrpt::utils;
using namespace mrpt::system;

// This must be added to any CSerializable class implementation file.
IMPLEMENTS_SERIALIZABLE(CPropertiesValuesList, CSerializable, mrpt::utils)

/*---------------------------------------------------------------
                                                writeToStream
 ---------------------------------------------------------------*/
void CPropertiesValuesList::writeToStream(
        mrpt::utils::CStream& out, int* out_Version) const
{
        if (out_Version)
                *out_Version = 0;
        else
        {
                uint32_t i, n = (uint32_t)size();
                uint8_t isNull;
                out << n;

                for (i = 0; i < n; i++)
                {
                        // Name:
                        out << m_properties[i].name.c_str();

                        // Object:
                        isNull = m_properties[i].value ? 1 : 0;
                        out << isNull;

                        if (m_properties[i].value) out << *m_properties[i].value;
                }
        }
}

/*---------------------------------------------------------------
                                                readFromStream
 ---------------------------------------------------------------*/
void CPropertiesValuesList::readFromStream(
        mrpt::utils::CStream& in, int version)
{
        switch (version)
        {
                case 0:
                {
                        uint32_t i, n;
                        uint8_t isNull;

                        // Erase previous contents:
                        clear();

                        in >> n;

                        m_properties.resize(n);
                        for (i = 0; i < n; i++)
                        {
                                char nameBuf[1024];
                                // Name:
                                in >> nameBuf;
                                m_properties[i].name = nameBuf;

                                // Object:
                                in >> isNull;

                                if (isNull)
                                        m_properties[i].value.reset(
                                                static_cast<CSerializable*>(nullptr));
                                else
                                        in >> m_properties[i].value;
                        }
                }
                break;
                default:
                        MRPT_THROW_UNKNOWN_SERIALIZATION_VERSION(version)
        };
}

/*---------------------------------------------------------------
                                                Constructor
 ---------------------------------------------------------------*/
CPropertiesValuesList::CPropertiesValuesList() {}
/*---------------------------------------------------------------
                                                Destructor
 ---------------------------------------------------------------*/
CPropertiesValuesList::~CPropertiesValuesList() { clear(); }
/*---------------------------------------------------------------
                                        Copy Constructor
 ---------------------------------------------------------------*/
CPropertiesValuesList::CPropertiesValuesList(const CPropertiesValuesList& o)
        : m_properties(o.m_properties)
{
        for (std::vector<TPropertyValuePair>::iterator it = m_properties.begin();
                 it != m_properties.end(); ++it)
                it->value.reset(dynamic_cast<CSerializable*>(it->value->clone()));
}

/*---------------------------------------------------------------
                                        Copy
 ---------------------------------------------------------------*/
CPropertiesValuesList& CPropertiesValuesList::operator=(
        const CPropertiesValuesList& o)
{
        if (this != &o) return *this;

        m_properties = o.m_properties;
        for (std::vector<TPropertyValuePair>::iterator it = m_properties.begin();
                 it != m_properties.end(); ++it)
                it->value.reset(dynamic_cast<CSerializable*>(it->value->clone()));
        return *this;
}

/*---------------------------------------------------------------
                                                clear
 ---------------------------------------------------------------*/
void CPropertiesValuesList::clear()
{
        MRPT_START
        m_properties.clear();
        MRPT_END
}

/*---------------------------------------------------------------
                                                get
 ---------------------------------------------------------------*/
CSerializable::Ptr CPropertiesValuesList::get(
        const std::string& propertyName) const
{
        for (std::vector<TPropertyValuePair>::const_iterator it =
                         m_properties.begin();
                 it != m_properties.end(); ++it)
        {
                if (!os::_strcmpi(propertyName.c_str(), it->name.c_str()))
                        return it->value;
        }
        // Not found:
        return CSerializable::Ptr();
}

/*---------------------------------------------------------------
                                                set
 ---------------------------------------------------------------*/
void CPropertiesValuesList::set(
        const std::string& propertyName, const CSerializable::Ptr& obj)
{
        MRPT_START

        for (std::vector<TPropertyValuePair>::iterator it = m_properties.begin();
                 it != m_properties.end(); ++it)
        {
                if (!os::_strcmpi(propertyName.c_str(), it->name.c_str()))
                {
                        // Delete current contents:
                        // Copy new value:
                        if (!obj)
                                it->value.reset();
                        else
                                it->value = obj;  //->clone();
                        return;
                }
        }

        // Insert:
        TPropertyValuePair newPair;
        newPair.name = std::string(propertyName);
        newPair.value = obj;
        m_properties.push_back(newPair);

        MRPT_END_WITH_CLEAN_UP(
                printf(
                        "Exception while setting annotation '%s'", propertyName.c_str()););
}

/*---------------------------------------------------------------
                                                size
 ---------------------------------------------------------------*/
size_t CPropertiesValuesList::size() const { return m_properties.size(); }
/*---------------------------------------------------------------
                                                getPropertyNames
 ---------------------------------------------------------------*/
std::vector<std::string> CPropertiesValuesList::getPropertyNames() const
{
        std::vector<std::string> ret;

        for (std::vector<TPropertyValuePair>::const_iterator it =
                         m_properties.begin();
                 it != m_properties.end(); ++it)
                ret.push_back(it->name);

        return ret;
}