/// <summary>
/// 获取信息
/// </summary>
/// <param name="dbtype"></param>
/// <returns></returns>
public static DriverDLL GetDriver(string dbtype)
{
DriverDLL driver = null;
dicDBType.TryGetValue(dbtype, out driver);
return(driver);
}
/// <summary>
/// 已
/// </summary>
private static void Init()
{
//oralce
lock (lock_obj)
{
//Oracle
DriverDLL driverDLL = new DriverDLL();
driverDLL.DriverDLLName = "Oracle.ManagedDataAccess";
driverDLL.DBType = "Oracle";
dicDBType[driverDLL.DBType] = driverDLL;
//MySql
driverDLL = new DriverDLL();
driverDLL.DriverDLLName = "MySql.Data";
driverDLL.DBType = "MySql";
dicDBType[driverDLL.DBType] = driverDLL;
//SQLServer
driverDLL = new DriverDLL();
driverDLL.DriverDLLName = "System.Data";
driverDLL.DBType = "SqlServer";
dicDBType[driverDLL.DBType] = driverDLL;
//PostgreSQL
driverDLL = new DriverDLL();
driverDLL.DriverDLLName = "Npgsql";
driverDLL.DBType = "PostgreSQL";
dicDBType[driverDLL.DBType] = driverDLL;
}
}
/// <summary>
/// 加载数据库信息
/// 读取数据库类型的DLL文件
/// </summary>
/// <param name="dbXml"></param>
public static void LoadXml(string dbXml)
{
//
if (!isInit)
{
Init();
isInit = true;
}
//2019-04-06
if (!File.Exists(dbXml))
{
Logger.Singleton.Warn("没有全局配置XML文件," + dbXml);
return;
}
if (!lstDBType.Contains(dbXml))
{
//没有加载过的全局文件才加载
XmlDocument doc = new XmlDocument();
doc.Load(dbXml);
foreach (XmlNode child in doc.DocumentElement.ChildNodes)
{
XmlNode dll = child.SelectSingleNode("DriverDLL");
// XmlNode cls = child.SelectSingleNode("DriverClass");
DriverDLL driver = new DriverDLL();
driver.DBType = child.Name;
driver.DriverDLLName = dll == null ? "" : dll.OuterXml;
dicDBType[driver.DBType] = driver;
}
lstDBType.Add(dbXml);
}
}
/// <summary>
/// 加载数据库信息
/// 读取数据库类型的DLL文件
/// </summary>
/// <param name="dbXml"></param>
public static void LoadXml(string dbXml)
{
//
Init();
XmlDocument doc = new XmlDocument();
doc.Load(dbXml);
foreach (XmlNode child in doc.DocumentElement.ChildNodes)
{
XmlNode dll = child.SelectSingleNode("DriverDLL");
XmlNode cls = child.SelectSingleNode("DriverClass");
DriverDLL driver = new DriverDLL();
driver.DBType = child.Name;
driver.DriverDLLName = dll == null ? "" : dll.OuterXml;
dicDBType[driver.DBType] = driver;
}
}
