/// <summary>
/// Gets the provider manifest for given provider manifest token.
/// </summary>
/// <param name="manifestToken">The provider manifest token.</param>
/// <returns><see cref="DbProviderManifest"/> for a given token.</returns>
protected override System.Data.Entity.Core.Common.DbProviderManifest GetDbProviderManifest(string manifestToken)
{
string providerInvariantName;
string realToken;
// check if the name of the wrapped provider is specified in the token
int p = manifestToken.IndexOf(';');
if (p < 0)
{
// wrapped provider is not in the token - use default one
realToken = manifestToken;
providerInvariantName = this.DefaultWrappedProviderName;
}
else
{
// extract provider name from the token
providerInvariantName = manifestToken.Substring(0, p);
realToken = manifestToken.Substring(p + 1);
}
// retrieve wrapped provider manifest
System.Data.Entity.Core.Common.DbProviderServices services = GetProviderServicesByName(providerInvariantName);
System.Data.Entity.Core.Common.DbProviderManifest wrappedProviderManifest = services.GetProviderManifest(realToken);
System.Data.Entity.Core.Common.DbProviderManifest wrapperManifest = this.CreateProviderManifest(providerInvariantName, wrappedProviderManifest);
return(wrapperManifest);
}