public static DbAccessor CreateDbAccessor()
{
var result = CreateDbAccessor(DefaultDbName);
if (EvnValService.GetDefaultDbAccessorHashCode() == null)
{
EvnValService.SetDefaultDbAccessorHashCode(result);
}
return(result);
}
public static bool IsValidConfigFileName(string fileName)
{
bool result = true;
if (!fileName.EndsWith(CONFIG_FILE_EXTENSION))
{
result = false;
}
#region 如果配置文件的名字是以XXX.DbProviderName.config(如：XXX.sqlserver.config)形式出现的，则进行筛选处理，筛选出只能当前使用的Provider相同的配置文件
var fileNamePieces = fileName.Split('.');
if (fileNamePieces.Length > 2)
{
string configDbProviderName = fileNamePieces[fileNamePieces.Length - 2];
var lsDbProviderNames = new List <string>();
foreach (var field in typeof(DbProviderName).GetFields(BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic))
{
lsDbProviderNames.Add(field.Name);
}
if (lsDbProviderNames.Exists(c => c.ToLower() == configDbProviderName.ToLower()))
{
string strDbAccessorHashCode = EvnValService.GetDefaultDbAccessorHashCode();
if (strDbAccessorHashCode != null)
{
string strDbProviderName = EvnValRepository.Instance.GetEvnVal(strDbAccessorHashCode).ToString();
if (configDbProviderName.ToLower() != strDbProviderName.ToString().ToLower())
{
result = false;
}
}
}
}
#endregion
return(result);
}