public static DescribedSerializationBase ToDescribedSerializationUsingSpecificFactory <T>(
this T objectToPackageIntoDescribedSerializationBase,
SerializerRepresentation serializerRepresentation,
ISerializerFactory serializerFactory,
SerializationFormat serializationFormat,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
if (serializerRepresentation == null)
{
throw new ArgumentNullException(nameof(serializerRepresentation));
}
if (serializerFactory == null)
{
throw new ArgumentNullException(nameof(serializerFactory));
}
if (serializationFormat == SerializationFormat.Invalid)
{
throw new ArgumentOutOfRangeException(Invariant($"'{nameof(serializationFormat)}' == '{SerializationFormat.Invalid}'"), (Exception)null);
}
var serializer = serializerFactory.BuildSerializer(serializerRepresentation, assemblyMatchStrategy);
var ret = objectToPackageIntoDescribedSerializationBase.ToDescribedSerializationUsingSpecificSerializer(serializer, serializationFormat);
return(ret);
}
/// <inheritdoc />
public override ISerializer BuildSerializer(
SerializerRepresentation serializerRepresentation,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
if (serializerRepresentation == null)
{
throw new ArgumentNullException(nameof(serializerRepresentation));
}
// ReSharper disable once RedundantArgumentDefaultValue
var configurationType = serializerRepresentation.SerializationConfigType?.ResolveFromLoadedTypes(assemblyMatchStrategy, throwIfCannotResolve: true);
ISerializer serializer;
switch (serializerRepresentation.SerializationKind)
{
case SerializationKind.PropertyBag:
serializer = new ObcPropertyBagSerializer(configurationType?.ToPropertyBagSerializationConfigurationType());
break;
default:
throw new NotSupportedException(Invariant($"{nameof(serializerRepresentation)} from enumeration {nameof(SerializationKind)} of {serializerRepresentation.SerializationKind} is not supported."));
}
var result = this.WrapInCompressingSerializerIfAppropriate(serializer, serializerRepresentation.CompressionKind);
return(result);
}
/// <summary>
/// Resolve the assembly qualified name into a Type from the loaded Types.
/// </summary>
/// <param name="assemblyQualifiedName">The assembly qualified name.</param>
/// <param name="assemblyMatchStrategy">Strategy to use for matching assemblies.</param>
/// <param name="throwIfCannotResolve">
/// Optional value indicating whether to throw an exception if the required assembly(ies) or the type(s) cannot be found
/// (generics, having generic type arguments, may cause the specified type representation to encapsulate multiple assemblies and/or multiple types).
/// Default is true.
/// </param>
/// <returns>
/// Resolved/matching Type.
/// </returns>
public static Type ResolveFromLoadedTypes(
this string assemblyQualifiedName,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion,
bool throwIfCannotResolve = true)
{
if (assemblyQualifiedName == null)
{
throw new ArgumentNullException(nameof(assemblyQualifiedName));
}
if (string.IsNullOrWhiteSpace(assemblyQualifiedName))
{
throw new ArgumentException(Invariant($"'{nameof(assemblyQualifiedName)}' is white space"));
}
var cacheKey = new ResolveFromLoadedTypesUsingAssemblyQualifiedNameCacheKey(assemblyQualifiedName, assemblyMatchStrategy, throwIfCannotResolve);
if (CachedResolveFromLoadedTypesUsingAssemblyQualifiedNameCacheKeyToTypeMap.TryGetValue(cacheKey, out Type result))
{
return(result);
}
result = assemblyQualifiedName.ToTypeRepresentationFromAssemblyQualifiedName().ResolveFromLoadedTypes(assemblyMatchStrategy, throwIfCannotResolve);
CachedResolveFromLoadedTypesUsingAssemblyQualifiedNameCacheKeyToTypeMap.TryAdd(cacheKey, result);
return(result);
}
public static T DeserializePayloadUsingSpecificSerializer <T>(
this DescribedSerializationBase describedSerializationBase,
IDeserialize deserializer,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
var result = (T)DeserializePayloadUsingSpecificSerializer(describedSerializationBase, deserializer, assemblyMatchStrategy);
return(result);
}
public static T DeserializePayload <T>(
this DescribedSerializationBase describedSerialization,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
var result = describedSerialization.DeserializePayloadUsingSpecificFactory <T>(
SerializerFactory.Instance,
assemblyMatchStrategy);
return(result);
}
/// <inheritdoc />
public ISerializer BuildSerializer(
SerializerRepresentation serializerRepresentation,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
var fallbackSerializer = this.BackingSerializerFactory.BuildSerializer(serializerRepresentation, assemblyMatchStrategy);
var result = new ObcSimplifyingSerializer(fallbackSerializer);
return(result);
}
/// <inheritdoc />
public override ISerializer BuildSerializer(
SerializerRepresentation serializerRepresentation,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
if (serializerRepresentation == null)
{
throw new ArgumentNullException(nameof(serializerRepresentation));
}
ISerializer result;
if (CachedSerializerRepresentationToSerializerMap.TryGetValue(serializerRepresentation, out ConcurrentDictionary <AssemblyMatchStrategy, ISerializer> assemblyMatchStrategyToSerializerMap))
{
if (assemblyMatchStrategyToSerializerMap.TryGetValue(assemblyMatchStrategy, out result))
{
return(result);
}
}
// ReSharper disable once RedundantArgumentDefaultValue
var configurationType = serializerRepresentation.SerializationConfigType?.ResolveFromLoadedTypes(assemblyMatchStrategy, throwIfCannotResolve: true);
ISerializer serializer;
switch (serializerRepresentation.SerializationKind)
{
case SerializationKind.Bson:
serializer = new ObcBsonSerializer(configurationType?.ToBsonSerializationConfigurationType());
break;
case SerializationKind.Json:
serializer = new ObcJsonSerializer(configurationType?.ToJsonSerializationConfigurationType());
break;
case SerializationKind.PropertyBag:
serializer = new ObcPropertyBagSerializer(configurationType?.ToPropertyBagSerializationConfigurationType());
break;
default:
throw new NotSupportedException(Invariant($"{nameof(serializerRepresentation)} from enumeration {nameof(SerializationKind)} of {serializerRepresentation.SerializationKind} is not supported."));
}
result = this.WrapInCompressingSerializerIfAppropriate(serializer, serializerRepresentation.CompressionKind);
CachedSerializerRepresentationToSerializerMap.TryAdd(serializerRepresentation, new ConcurrentDictionary <AssemblyMatchStrategy, ISerializer>());
CachedSerializerRepresentationToSerializerMap[serializerRepresentation].TryAdd(assemblyMatchStrategy, result);
return(result);
}
public static DescribedSerializationBase ToDescribedSerialization <T>(
this T objectToPackageIntoDescribedSerialization,
SerializerRepresentation serializerRepresentation,
SerializationFormat serializationFormat,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
var result = objectToPackageIntoDescribedSerialization.ToDescribedSerializationUsingSpecificFactory(
serializerRepresentation,
SerializerFactory.Instance,
serializationFormat,
assemblyMatchStrategy);
return(result);
}
public static object DeserializePayloadUsingSpecificSerializer(
this DescribedSerializationBase describedSerializationBase,
IDeserialize deserializer,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
if (describedSerializationBase == null)
{
throw new ArgumentNullException(nameof(describedSerializationBase));
}
if (deserializer == null)
{
throw new ArgumentNullException(nameof(deserializer));
}
var targetType = describedSerializationBase.PayloadTypeRepresentation.ResolveFromLoadedTypes(assemblyMatchStrategy);
object result;
var serializationFormat = describedSerializationBase.GetSerializationFormat();
switch (serializationFormat)
{
case SerializationFormat.Binary:
var describedSerializationBinary = (BinaryDescribedSerialization)describedSerializationBase;
var serializedBytes = describedSerializationBinary.SerializedPayload;
result = serializedBytes == null ? null : deserializer.Deserialize(serializedBytes, targetType);
break;
case SerializationFormat.String:
var describedSerializationString = (StringDescribedSerialization)describedSerializationBase;
var serializedString = describedSerializationString.SerializedPayload;
result = serializedString == null ? null : deserializer.Deserialize(serializedString, targetType);
break;
default:
throw new NotSupportedException(Invariant($"{nameof(SerializationFormat)} - {serializationFormat} is not supported."));
}
return(result);
}
/// <summary>
/// Converts a self described serialization back into it's object.
/// </summary>
/// <param name="describedSerializationBase">Self described serialized object.</param>
/// <param name="serializerFactory">Implementation of <see cref="ISerializerFactory" /> that can resolve the serializer.</param>
/// <param name="assemblyMatchStrategy">Optional assembly match strategy for resolving the type of object as well as the configuration type if any; DEFAULT is <see cref="AssemblyMatchStrategy.AnySingleVersion" />.</param>
/// <returns>
/// Originally serialized object.
/// </returns>
public static object DeserializePayloadUsingSpecificFactory(
this DescribedSerializationBase describedSerializationBase,
ISerializerFactory serializerFactory,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion)
{
if (describedSerializationBase == null)
{
throw new ArgumentNullException(nameof(describedSerializationBase));
}
if (serializerFactory == null)
{
throw new ArgumentNullException(nameof(serializerFactory));
}
var serializer = serializerFactory.BuildSerializer(describedSerializationBase.SerializerRepresentation, assemblyMatchStrategy);
var result = describedSerializationBase.DeserializePayloadUsingSpecificSerializer(serializer, assemblyMatchStrategy);
return(result);
}
/// <summary>
/// Resolve the <see cref="TypeRepresentation" /> into a Type from the loaded Types.
/// </summary>
/// <param name="typeRepresentation">The representation of the type.</param>
/// <param name="assemblyMatchStrategy">Strategy to use for matching assemblies.</param>
/// <param name="throwIfCannotResolve">
/// Optional value indicating whether to throw an exception if the required assembly(ies) or the type(s) cannot be found
/// (generics, having generic type arguments, may cause the specified type representation to encapsulate multiple assemblies and/or multiple types).
/// Default is true.
/// </param>
/// <returns>
/// Resolved/matching Type.
/// </returns>
public static Type ResolveFromLoadedTypes(
this TypeRepresentation typeRepresentation,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion,
bool throwIfCannotResolve = true)
{
if (typeRepresentation == null)
{
throw new ArgumentNullException(nameof(typeRepresentation));
}
// If another version of the type is loaded after the type has been cached, then we potentially
// may not be honoring the specified AssemblyMatchStrategy. While we could move the whole
// chunk of cache code right before Type.GetType, which would save us the cost of that call,
// we have found that the most expensive call in the below code is assigning matchingAssemblies
// (in testing it was 2x more expensive). So another solution would be to cache the call to
// AssemblyLoader.GetLoadedAssemblies() but then this would similarly not honor the specified
// AssemblyMatchStrategy because the loaded assemblies would be cached upon the first call and
// never refreshed.
var cacheKey = new ResolveFromLoadedTypesUsingTypeRepresentationCacheKey(typeRepresentation, assemblyMatchStrategy, throwIfCannotResolve);
if (CachedResolveFromLoadedTypesUsingTypeRepresentationCacheKeyToTypeMap.TryGetValue(cacheKey, out Type result))
{
return(result);
}
var assemblyQualifiedName = typeRepresentation.BuildAssemblyQualifiedName();
var assemblyNamesInUse = typeRepresentation.GetAssemblyNamesInUse();
var matchingAssemblies = AssemblyLoader.GetLoadedAssemblies().Where(_ => assemblyNamesInUse.Contains(_.GetName().Name)).ToList();
var matchingAssembliesGroupedByName = matchingAssemblies.GroupBy(_ => _.GetName().Name).ToList();
var matchingAssemblyNames = new HashSet <string>(matchingAssembliesGroupedByName.Select(_ => _.Key));
var missingAssemblyNames = assemblyNamesInUse.Where(_ => !matchingAssemblyNames.Contains(_)).ToList();
var foundAssemblyNames = new List <string>();
foreach (var missingAssemblyName in missingAssemblyNames)
{
try
{
var loadedAssembly = Assembly.Load(missingAssemblyName);
if (loadedAssembly != null)
{
foundAssemblyNames.Add(missingAssemblyName);
}
}
catch (Exception)
{
}
}
missingAssemblyNames = missingAssemblyNames.Except(foundAssemblyNames).ToList();
if (missingAssemblyNames.Any())
{
if (throwIfCannotResolve)
{
throw new InvalidOperationException(Invariant($"Unable to resolve the specified {nameof(TypeRepresentation)} ({assemblyQualifiedName}). These assemblies are not loaded: {missingAssemblyNames.ToDelimitedString(", ")}."));
}
}
else
{
switch (assemblyMatchStrategy)
{
case AssemblyMatchStrategy.AnySingleVersion:
var assembliesWithMultipleVersions = matchingAssembliesGroupedByName.Where(_ => _.Count() > 1).SelectMany(_ => _).ToList();
if (assembliesWithMultipleVersions.Any())
{
if (throwIfCannotResolve)
{
throw new InvalidOperationException(Invariant($"Unable to resolve the specified {nameof(TypeRepresentation)} ({assemblyQualifiedName}) with {nameof(AssemblyMatchStrategy)}.{nameof(AssemblyMatchStrategy.AnySingleVersion)}. There were multiple versions of the following assemblies loaded: {assembliesWithMultipleVersions.Select(_ => "[" + _.FullName + "]").ToDelimitedString(", ")}."));
}
}
else
{
result = Type.GetType(assemblyQualifiedName, throwIfCannotResolve, false);
}
break;
default:
throw new NotSupportedException(Invariant($"This {nameof(AssemblyMatchStrategy)} is not supported: {assemblyMatchStrategy}."));
}
}
if ((result == null) && throwIfCannotResolve)
{
throw new InvalidOperationException(Invariant($"Unable to resolve the specified {nameof(TypeRepresentation)} {assemblyQualifiedName} with {nameof(AssemblyMatchStrategy)}.{nameof(AssemblyMatchStrategy.AnySingleVersion)} for unknown reasons. We never expected to hit this line of code."));
}
CachedResolveFromLoadedTypesUsingTypeRepresentationCacheKeyToTypeMap.TryAdd(cacheKey, result);
return(result);
}
/// <inheritdoc />
public abstract ISerializer BuildSerializer(
SerializerRepresentation serializerRepresentation,
AssemblyMatchStrategy assemblyMatchStrategy = AssemblyMatchStrategy.AnySingleVersion);
