DMHelper()
{
this._sessionfactory = InitSession();
if (string.IsNullOrEmpty(_sessionfactory.DbProviderName))
{
_sessionfactory.DbProviderName = DefaultProvider;
}
this.ProviderEx = SetParameterType(_sessionfactory.DbProviderName);
SetDMSessionArrayProvider();
}
DMSessionArray GetSessionArray(DMSessionFactory dm, string dmsKey)
{
DMSessionArray dms = dm.SessionArray.FirstOrDefault(s => s.SessionKey == dmsKey);
if (dms == null)
{
dms = new DMSessionArray();
dms.SessionKey = dmsKey;
dm.SessionArray.Add(dms);
}
return(dms);
}
internal DMSessionFactory InitSession()
{
DMSessionFactory dm = new DMSessionFactory();
string basePath = AppDomain.CurrentDomain.BaseDirectory;
if (!basePath.EndsWith(@"\"))
{
basePath += @"\";
}
string fileName = basePath + @"Config\" + CfgFileName;
//if (type == DbConntionType.OnlyRead)
//{
// fileName = basePath + @"Config\" + ReadCfgFileName;
//}
XmlReaderSettings sett = new XmlReaderSettings()
{
IgnoreComments = true, IgnoreWhitespace = true
};
using (XmlReader assReader = XmlReader.Create(fileName, sett))
{
while (assReader.Read())
{
if (assReader.NodeType == XmlNodeType.Element)
{
switch (assReader.LocalName)
{
case "mapping":
string assembly = assReader.ReadString();
Assembly ass = Assembly.Load(assembly);
if (!dm.Mapping.Contains(ass))
{
dm.Mapping.Add(ass);
}
break;
case "property":
string propertyName = assReader.GetAttribute("name").ToLower();
switch (propertyName)
{
case "connection.string": dm.ConnectionString = assReader.ReadString(); break;
case "connection.string.read": dm.ConnectionStringRead = assReader.ReadString(); break;
case "connection.provider": dm.DbProviderName = assReader.ReadString().Trim(); break;
case "connection.timeout": dm.Timeout = Convert.ToInt32(assReader.ReadString()); break;
case "connection.showsql": dm.ShowSql = Convert.ToBoolean(assReader.ReadString()); break;
}
if (propertyName != "connection.string" && propertyName != "connection.string.read" && propertyName != "connection.provider")
{
if (propertyName.StartsWith("connection.string.read."))
{
string dmsKey = propertyName.Replace("connection.string.read.", "");
DMSessionArray dms = GetSessionArray(dm, dmsKey);
dms.ConnectionStringRead = assReader.ReadString();
}
else if (propertyName.StartsWith("connection.string."))
{
string dmsKey = propertyName.Replace("connection.string.", "");
DMSessionArray dms = GetSessionArray(dm, dmsKey);
dms.ConnectionString = assReader.ReadString();
}
else if (propertyName.StartsWith("connection.provider."))
{
string dmsKey = propertyName.Replace("connection.provider.", "");
DMSessionArray dms = GetSessionArray(dm, dmsKey);
dms.DbProviderName = assReader.ReadString();
dms.ProviderEx = SetParameterType(dms.DbProviderName);
}
}
break;
}
}
}
}
return(dm);
}