#include "BCodeTerminal.h" #include <iostream> #include <QDateTime> BCodeTerminal::BCodeTerminal(QObject* parent) : DeviceBase(parent) { connect(&this->serialUtil, &QSerialPortUtil::dataRecieved, this, &BCodeTerminal::dataReceivedHandler); kafkaUtil.setBrokers(SettingConfig::getInstance().KAFKA_BROKERS); kafkaUtil.setTopic(SettingConfig::getInstance().KAFKA_DATA_TOPIC); kafkaUtil.createProducer(); this->protocol = DeviceStatusProtocolBase::deviceStatusProtocolFactory(typeid (this).name()); } BCodeTerminal::~BCodeTerminal() { disconnect(&this->serialUtil, &QSerialPortUtil::dataRecieved, this, &BCodeTerminal::dataReceivedHandler); } void BCodeTerminal::dataReceivedHandler(QByteArray data) { this->dataBuff.append(data); std::cout << dataBuff.toStdString() << std::endl; QList<QByteArray> frameList = protocol->extractFrameList(this->dataBuff); if (frameList.size() > 0) { for (int i = 0; i < frameList.size(); i++) { QByteArray frameByte = frameList.at(i); int frameType = protocol->checkFrame(frameByte); DeviceFrameBaseDto * frameDto = protocol->frameFactory(frameType); if (frameDto != nullptr) { // ★解析成数据对象 bool parse = protocol->parseDeviceFrameData(frameByte, frameDto, frameType); // 解析成功 if (parse == true) { QDateTime now = QDateTime::currentDateTime(); frameDto->timestamp = now.toString("yyyy-MM-dd HH:mm:ss.zzz"); frameDto->milisecond = now.toMSecsSinceEpoch(); frameDto->rawFrame = frameByte; this->afterFramePhase(frameDto); } // 在此处释放内存,不影响后续显示 // 不在此处释放内存则会导致内存持续增加 // 具体原因不明 delete frameDto; } } } } void BCodeTerminal::afterFramePhase(DeviceFrameBaseDto * frameDto) { std::cout << "frame type: " << typeid(* frameDto).name() << std::endl; std::cout << frameDto->rawFrame.toStdString() << std::endl; // 3. 输出到中间件,执行后续处理过程 if (SettingConfig::getInstance().NEED_KAFKA == 1) { QJsonObject jsonObj = frameDto->toJSON(); jsonObj.insert("clientId", SettingConfig::getInstance().CLIENT_ID); jsonObj.insert("deviceId", devCode); kafkaUtil.produceMessage(QString(QJsonDocument(jsonObj).toJson(QJsonDocument::Compact))); } }