public GlimpseProfileDbProviderServices(DbProviderServices innerProviderServices, ProviderStats stats)
{
InnerProviderServices = innerProviderServices;
Stats = stats;
}
/// <summary>
/// Return an XML reader which represents the CSDL description
/// </summary>
/// <returns>An XmlReader that represents the CSDL description</returns>
internal static XmlReader GetConceptualSchemaDefinition(string csdlName)
{
return(DbProviderServices.GetXmlResource("System.Data.Resources.DbProviderServices." + csdlName + ".csdl"));
}
/// <summary>
/// Initializes a new instance of the TracingProviderFactory class.
/// </summary>
/// <param name="providerProviderServices">The provider services.</param>
public TracingProviderFactory(DbProviderServices providerProviderServices)
: base(providerProviderServices)
{
}
public LegacyDbProviderServicesWrapper(Legacy.DbProviderServices wrappedProviderServices)
{
Debug.Assert(wrappedProviderServices != null, "wrappedProviderServices != null");
_wrappedProviderServices = wrappedProviderServices;
}
/// <summary>
/// Updates storeParameter size, precision and scale properties from user provided parameter properties.
/// </summary>
/// <param name="entityParameter"></param>
/// <param name="storeParameter"></param>
private static void SyncParameterProperties(EntityParameter entityParameter, DbParameter storeParameter, DbProviderServices storeProviderServices) {
IDbDataParameter dbDataParameter = (IDbDataParameter)storeParameter;
// DBType is not currently syncable; it's part of the cache key anyway; this is because we can't guarantee
// that the store provider will honor it -- (SqlClient doesn't...)
//if (entityParameter.IsDbTypeSpecified)
//{
// storeParameter.DbType = entityParameter.DbType;
//}
// Give the store provider the opportunity to set the value before any parameter state has been copied from
// the EntityParameter.
TypeUsage parameterTypeUsage = TypeHelpers.GetPrimitiveTypeUsageForScalar(entityParameter.GetTypeUsage());
storeProviderServices.SetParameterValue(storeParameter, parameterTypeUsage, entityParameter.Value);
// Override the store provider parameter state with any explicitly specified values from the EntityParameter.
if (entityParameter.IsDirectionSpecified)
{
storeParameter.Direction = entityParameter.Direction;
}
if (entityParameter.IsIsNullableSpecified)
{
storeParameter.IsNullable = entityParameter.IsNullable;
}
if (entityParameter.IsSizeSpecified)
{
storeParameter.Size = entityParameter.Size;
}
if (entityParameter.IsPrecisionSpecified)
{
dbDataParameter.Precision = entityParameter.Precision;
}
if (entityParameter.IsScaleSpecified)
{
dbDataParameter.Scale = entityParameter.Scale;
}
}
public ProfilableDbProviderServices(DbProviderServices tail)
{
this._wrapped = tail;
}
/// <summary>
/// Initializes a new instance of the DbProviderFactoryBase class.
/// </summary>
/// <param name="providerServices">The provider services.</param>
protected DbProviderFactoryBase(DbProviderServices providerServices)
{
this.services = providerServices;
}
public DbTracingProviderServices(DbProviderServices providerServices)
{
this.providerServices = providerServices;
}
public ProfiledDbProviderServices(DbProviderServices tail, IDbProfiler profiler)
{
this.wrapped = tail;
this.profiler = profiler;
}
private static MetadataWorkspace GetProviderSchemaMetadataWorkspace(DbProviderServices providerServices, DbConnection providerConnection, Version targetEntityFrameworkVersion)
{
XmlReader csdl = null;
XmlReader ssdl = null;
XmlReader msl = null;
Debug.Assert(EntityFrameworkVersions.IsValidVersion(targetEntityFrameworkVersion), "EntityFrameworkVersions.IsValidVersion(targetEntityFrameworkVersion)");
string csdlName;
string ssdlName;
string mslName;
if (targetEntityFrameworkVersion >= EntityFrameworkVersions.Version3)
{
csdlName = DbProviderManifest.ConceptualSchemaDefinitionVersion3;
ssdlName = DbProviderManifest.StoreSchemaDefinitionVersion3;
mslName = DbProviderManifest.StoreSchemaMappingVersion3;
}
else
{
csdlName = DbProviderManifest.ConceptualSchemaDefinition;
ssdlName = DbProviderManifest.StoreSchemaDefinition;
mslName = DbProviderManifest.StoreSchemaMapping;
}
try
{
// create the metadata workspace
MetadataWorkspace workspace = new MetadataWorkspace();
string manifestToken = providerServices.GetProviderManifestToken(providerConnection);
DbProviderManifest providerManifest = providerServices.GetProviderManifest(manifestToken);
// create the EdmItemCollection
IList<EdmSchemaError> errors;
ssdl = providerManifest.GetInformation(ssdlName);
string location = Strings.DbProviderServicesInformationLocationPath(providerConnection.GetType().Name, ssdlName);
List<string> ssdlLocations = new List<string>(1);
ssdlLocations.Add(location);
StoreItemCollection storeItemCollection = new StoreItemCollection(new XmlReader[] { ssdl }, ssdlLocations.AsReadOnly(), out errors);
ThrowOnError(errors);
workspace.RegisterItemCollection(storeItemCollection);
csdl = DbProviderServices.GetConceptualSchemaDefinition(csdlName);
location = Strings.DbProviderServicesInformationLocationPath(typeof(DbProviderServices).Name, csdlName);
List<string> csdlLocations = new List<string>(1);
csdlLocations.Add(location);
EdmItemCollection edmItemCollection = new EdmItemCollection(new XmlReader[] { csdl }, csdlLocations.AsReadOnly(), out errors);
ThrowOnError(errors);
workspace.RegisterItemCollection(edmItemCollection);
msl = providerManifest.GetInformation(mslName);
location = Strings.DbProviderServicesInformationLocationPath(providerConnection.GetType().Name, DbProviderManifest.StoreSchemaMapping);
List<string> mslLocations = new List<string>(1);
mslLocations.Add(location);
StorageMappingItemCollection mappingItemCollection = new StorageMappingItemCollection(edmItemCollection,
storeItemCollection,
new XmlReader[] { msl },
mslLocations,
out errors);
ThrowOnError(errors);
workspace.RegisterItemCollection(mappingItemCollection);
// make the views generate here so we can wrap the provider schema problems
// in a ProviderIncompatibleException
ForceViewGeneration(workspace);
return workspace;
}
catch (ProviderIncompatibleException)
{
// we don't really want to catch this one, just rethrow it
throw;
}
catch (Exception e)
{
if (MetadataUtil.IsCatchableExceptionType(e))
{
throw EDesignUtil.ProviderIncompatible(Strings.ProviderSchemaErrors, e);
}
throw;
}
finally
{
if (csdl != null) ((IDisposable)csdl).Dispose();
if (ssdl != null) ((IDisposable)ssdl).Dispose();
if (msl != null) ((IDisposable)msl).Dispose();
}
}
public ProxyDbProviderServices(DbProviderServices proxiedDbProviderServices)
{
this.ProxiedDbProviderServices = proxiedDbProviderServices;
}
public LINQPadSqlOrCEProviderServices(DbConnection prototypeCx)
{
this._proxy = DbProviderServices.GetProviderServices(prototypeCx);
}
/// <summary>
/// Initialises a new instance of the <see cref="ProfiledDbProviderServices"/> class.
/// </summary>
/// <param name="tail">The tail.</param>
/// <param name="profiler">The profiler.</param>
public ProfiledDbProviderServices(DbProviderServices tail, IDbProfiler profiler)
{
_wrapped = tail;
_profiler = profiler;
}
public LegacyDbProviderServicesWrapper(Legacy.DbProviderServices wrappedProviderServices)
{
Debug.Assert(wrappedProviderServices != null, "wrappedProviderServices != null");
_wrappedProviderServices = wrappedProviderServices;
}
