TSBarsData Class Reference

#include <TSBarsData.hpp>

Collaboration diagram for TSBarsData:

Public Member Functions
	TSBarsData ()
	~TSBarsData ()
void	addData (std::string key, std::string value)
std::unordered_map< std::string, std::string >	getData ()
void	removeData (std::string key)
void	modifyData (std::string key, std::string value)
bool	wait ()

Public Attributes
bool	dataChanged = false

Private Attributes
std::mutex	mutex
std::condition_variable	cv
std::unordered_map< std::string, std::string >	data
std::set< std::string >	modifiedKeys

Detailed Description

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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 3 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, see http://www.gnu.org/licenses/.

Constructor & Destructor Documentation

TSBarsData()

TSBarsData::TSBarsData

(

)

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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 3 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, see http://www.gnu.org/licenses/.

: mutex(), cv(), data(),modifiedKeys(){}

~TSBarsData()

TSBarsData::~TSBarsData

(

)

{}

Member Function Documentation

addData()

void TSBarsData::addData	(	std::string	key,
		std::string	value
	)

                                                       {
    std::lock_guard<std::mutex> lock(mutex);
    data[key] = value;
    modifiedKeys.insert(key);
    dataChanged = true;
    cv.notify_one();
}

References cv, data, dataChanged, modifiedKeys, and mutex.

getData()

std::unordered_map< std::string, std::string > TSBarsData::getData

(

)

                                                          {
    std::unique_lock<std::mutex> lock(mutex);
    std::unordered_map<std::string, std::string> modifiedData;
    for (const auto& key : modifiedKeys) {
        modifiedData[key] = data[key]; // Assumes key still exists. Adjust if you track removals differently.
    }
    modifiedKeys.clear();
    return modifiedData;
}

References data, modifiedKeys, and mutex.

modifyData()

void TSBarsData::modifyData	(	std::string	key,
		std::string	value
	)

                                                          {
    std::lock_guard<std::mutex> lock(mutex);
    data[key] = value;
    modifiedKeys.insert(key);
    dataChanged = true;
    cv.notify_one();
}

References cv, data, dataChanged, modifiedKeys, and mutex.

removeData()

void TSBarsData::removeData

(

std::string

key

)

                                         {
    std::lock_guard<std::mutex> lock(mutex);
    if (modifiedKeys.find(key) != modifiedKeys.end()) {
        modifiedKeys.erase(key);
    }
    data.erase(key);
    dataChanged = true;
    cv.notify_one();
}

References cv, data, dataChanged, modifiedKeys, and mutex.

wait()

bool TSBarsData::wait

(

)

                      {
    std::unique_lock<std::mutex> lock(mutex);
    if (!cv.wait_for(lock, std::chrono::milliseconds(1000),[this] { return dataChanged; }))
        return false;
    else {
        dataChanged = false;
        return true;
    }
}

References cv, dataChanged, and mutex.

Member Data Documentation

cv

std::condition_variable TSBarsData::cv

private

Referenced by addData(), modifyData(), removeData(), and wait().

data

std::unordered_map<std::string, std::string> TSBarsData::data

private

Referenced by addData(), getData(), modifyData(), and removeData().

dataChanged

bool TSBarsData::dataChanged = false

Referenced by addData(), modifyData(), removeData(), and wait().

modifiedKeys

std::set<std::string> TSBarsData::modifiedKeys

private

Referenced by addData(), getData(), modifyData(), and removeData().

mutex

std::mutex TSBarsData::mutex

private

Referenced by addData(), getData(), modifyData(), removeData(), and wait().

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The documentation for this class was generated from the following files:

• inc/Bars/TSBarsData.hpp
• src/Bars/TSBarsData.cpp