public IDataProvider GetDataProvider(string connectionString)
{
Load(connectionString);
return(ProviderHelper.GetDataProvider(Provider.ProviderName, connectionString));
}
public void Load(string connectionString)
{
if (IsLoaded)
{
return;
}
if (LoadException != null)
{
return;
}
try
{
var loadLibraries = (Provider.ProviderLibraries?.Split(';') ?? Array <string> .Empty)
.Where(l => !string.IsNullOrEmpty(l))
.Select(l =>
{
try
{
return(Assembly.Load(Path.GetFileNameWithoutExtension(l)));
}
catch (Exception e)
{
Debug.WriteLine(e.Message);
return(null);
}
}
)
.Where(l => l != null);
var providerLibraries = loadLibraries
.Concat(new[] { typeof(DataConnection).Assembly })
.ToArray();
var typeName = Provider.InitalizationClassName;
if (!string.IsNullOrEmpty(typeName))
{
var initType = Type.GetType(typeName, true);
RuntimeHelpers.RunClassConstructor(initType.TypeHandle);
}
var provider = ProviderHelper.GetDataProvider(Provider.ProviderName, connectionString);
var connectionAssemblies = new List <Assembly> {
provider.GetType().Assembly
};
try
{
using (var connection = provider.CreateConnection(connectionString))
{
connectionAssemblies.Add(connection.GetType().Assembly);
}
}
catch
{
}
LoadedAssemblies = connectionAssemblies
.Concat(providerLibraries)
.Distinct().ToArray();
IsLoaded = true;
}
catch (Exception e)
{
LoadException = e;
IsLoaded = false;
}
}
