//写备份文件
private bool WriteFile(string[] dStr, string[] mStr, string[] bStr)
{
//判断文件夹是否存在
DirectoryInfo dir = new DirectoryInfo(@"D:\\DataBaseBack");
if(!dir.Exists)
dir.Create();
FileOperation fp = new FileOperation();
//日报数据
if (dStr != null)
{
if (!fp.WriteFile("D:\\DataBaseBack\\dStrMsg.dat", dStr))
return false;
}
//月报数据
if (mStr != null)
{
if (!fp.WriteFile("D:\\DataBaseBack\\mStrMsg.dat", mStr))
return false;
}
//流水数据
if (bStr != null)
{
if (!fp.WriteFile("D:\\DataBaseBack\\bStrMsg.dat", bStr))
return false;
}
return true;
}
//读备份文件 并且恢复 需要改进 对于有几十万条记录 分步执行
private bool ReadFile(MySqlConnection con)
{
//判断文件夹是否存在
DirectoryInfo dir = new DirectoryInfo(@"D:\\DataBaseBack");
if (dir.Exists)
{
FileOperation fp = new FileOperation();
//恢复日汇总表
List<string> dList = new List<string>();
//读入数据失败
if(!fp.ReadFile("D:\\DataBaseBack\\dStrMsg.dat",ref dList))
return false;
//恢复数据库失败
if(!ReDataBase(dList, null, null, con))
return false;
dList.Clear();
//恢复月汇总表
List<string> mList = new List<string>();
if(!fp.ReadFile("D:\\DataBaseBack\\mStrMsg.dat",ref mList))
return false;
if(!ReDataBase(null, mList, null, con))
return false;
mList.Clear();
//恢复流水
List<string> bList = new List<string>();
if(!fp.ReadFile("D:\\DataBaseBack\\bStrMsg.dat",ref bList))
return false;
if(!ReDataBase(null, null, bList, con))
return false;
bList.Clear();
}
return true;
}
