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103 lines
3.1 KiB
C++
103 lines
3.1 KiB
C++
/*
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* To change this license header, choose License Headers in Project Properties.
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* To change this template file, choose Tools | Templates
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* and open the template in the editor.
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*/
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/*
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* File: ConnectionPool.h
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* Author: shjd
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*
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* Created on 2018年3月30日, 上午10:09
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*/
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#ifndef CONNECTIONPOOL_H
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#define CONNECTIONPOOL_H
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#include <QtSql>
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#include <QQueue>
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#include <QString>
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#include <QMutex>
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#include <QMutexLocker>
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#include <QSettings>//配置文件
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class ConnectionPool {
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public:
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static void release(); // 关闭所有的数据库连接
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static QSqlDatabase openConnection(); // 获取数据库连接
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static void closeConnection(QSqlDatabase connection); // 释放数据库连接回连接池
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static QString getlfp(); //获取本地文件路径
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static QString getrfp(); //获取远端文件路径
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static QString getcomtradftpip();
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static QString getcomtradftpuid();
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static QString getcomtradftppsw();
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static QString getcomtradfilepath();
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static int getcomtradftpport();
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static int gettempmeasureinterval();
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static int getsf6interval();
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static int getpdinterval();
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static int getmicroweatherinterval();
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static int getironcoreinterval();
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static int getmoainterval();
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static int getyspinterval();
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static int getyspinterval1();
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static int getyspinterval2();
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static int getjyinterval();
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static int getscurinterval();
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static int getdlginterval();
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static int getjdwinterval();
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~ConnectionPool();
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private:
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static ConnectionPool& getInstance();
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ConnectionPool();
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ConnectionPool(const ConnectionPool &other);
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ConnectionPool& operator=(const ConnectionPool &other);
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QSqlDatabase createConnection(const QString &connectionName); // 创建数据库连接
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QQueue<QString> usedConnectionNames; // 已使用的数据库连接名
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QQueue<QString> unusedConnectionNames; // 未使用的数据库连接名
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// 配置信息
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QString hostName;
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QString databaseName;
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QString username;
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QString password;
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QString databaseType;
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int port;
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QString localfilepath;
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QString remotefilepath;
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QString comtradftpip;
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QString comtradftpuid;
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QString comtradftppsw;
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QString comtradfilepath;
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int comtradftpport;
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int tempmeasureinterval;
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int sf6interval;
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int pdinterval;
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int microweatherinterval;
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int ironcoreinterval;
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int moainterval;
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int yspinterval;
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int yspinterval1;//油色谱（无载气）
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int yspinterval2;//油色谱（混合气体）
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int jyinterval;
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int scurinterval;
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int dlginterval;//电缆沟
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int jdwinterval;//接地網
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bool testOnBorrow; // 取得连接的时候验证连接是否有效
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QString testOnBorrowSql; // 测试访问数据库的 SQL
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int maxWaitTime; // 获取连接最大等待时间
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int waitInterval; // 尝试获取连接时等待间隔时间
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int maxConnectionCount; // 最大连接数
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static QMutex mutex;
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static QWaitCondition waitConnection;
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static ConnectionPool *instance;
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};
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#endif /* CONNECTIONPOOL_H */
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