/// <summary>
/// 初始化DB连接对象
/// </summary>
/// <returns></returns>
public static List <MutiDBOperate> MutiDBConnInit()
{
var path = "appsettings.json";
List <MutiDBOperate> listdatabase = new List <MutiDBOperate>();
// 从配置项文件 appsettings.json 中获取节点 DBS 配置的数据库连接信息
using (var streamReader = new StreamReader(path))
{
using (var jsonReader = new JsonTextReader(streamReader))
{
var jObj = (JObject)JToken.ReadFrom(jsonReader);
var dbsNode = jObj["DBS"];
if (dbsNode != null)
{
for (int i = 0; i < dbsNode.Count(); i++)
{
var dbOperation = new MutiDBOperate()
{
Conn = dbsNode[i]["Connection"].ObjToString(),
ConnId = dbsNode[i]["ConnId"].ObjToString(),
DbType = (DataBaseType)(dbsNode[i]["DBType"].ObjToInt()),
};
listdatabase.Add(SpecialDbString(dbOperation));
}
}
}
return(listdatabase);
}
}
/// <summary>
/// 如果系统有指定文件指定新的db连接方式，则采用文件的，否则采用代码的配置文件的
/// </summary>
/// <param name="mutiDBOperate"></param>
/// <returns></returns>
private static MutiDBOperate SpecialDbString(MutiDBOperate mutiDBOperate)
{
if (mutiDBOperate.DbType == DataBaseType.Sqlite)
{
mutiDBOperate.Conn = $"DataSource=" + Path.Combine(Environment.CurrentDirectory, mutiDBOperate.Conn);
}
else if (mutiDBOperate.DbType == DataBaseType.SqlServer)
{
mutiDBOperate.Conn = DifDBConnOfSecurity(@"D:\my-file\dbCountPsw1.txt", @"c:\my-file\dbCountPsw1.txt", mutiDBOperate.Conn);
}
else if (mutiDBOperate.DbType == DataBaseType.MySql)
{
mutiDBOperate.Conn = DifDBConnOfSecurity(@"D:\my-file\dbCountPsw1_MySqlConn.txt", @"c:\my-file\dbCountPsw1_MySqlConn.txt", mutiDBOperate.Conn);
}
else if (mutiDBOperate.DbType == DataBaseType.Oracle)
{
mutiDBOperate.Conn = DifDBConnOfSecurity(@"D:\my-file\dbCountPsw1_OracleConn.txt", @"c:\my-file\dbCountPsw1_OracleConn.txt", mutiDBOperate.Conn);
}
return(mutiDBOperate);
}
