/// <summary>
/// Registers <see cref="TypeConverter"/> for the specified type.
/// </summary>
/// <remarks>
/// This is a convinience method that accepts the names of both
/// type to register converter for and the converter itself,
/// resolves them using <see cref="ECode.TypeResolution.TypeResolverRegistry"/>, creates an
/// instance of type converter and calls overloaded
/// <see cref="RegisterConverter(Type, TypeConverter)"/> method.
/// </remarks>
/// <param name="typeName">Type name of the type to register the converter for (can be a type alias).</param>
/// <param name="converterTypeName">Type name of the type converter to register (can be a type alias).</param>
/// <exception cref="ArgumentNullException">If either of arguments is <c>null</c> or empty string.</exception>
/// <exception cref="TypeLoadException">
/// If either of arguments fails to resolve to a valid <see cref="Type"/>.
/// </exception>
/// <exception cref="ArgumentException">
/// If type converter does not derive from <see cref="TypeConverter"/> or if it cannot be instantiated.
/// </exception>
public static void RegisterConverter(string typeName, string converterTypeName)
{
if (string.IsNullOrWhiteSpace(typeName))
{
throw new ArgumentNullException(nameof(typeName));
}
if (string.IsNullOrWhiteSpace(converterTypeName))
{
throw new ArgumentNullException(nameof(converterTypeName));
}
try
{
var type = TypeResolutionUtil.ResolveType(typeName);
var converterType = TypeResolutionUtil.ResolveType(converterTypeName);
if (!typeof(TypeConverter).GetTypeInfo().IsAssignableFrom(converterType))
{
throw new ArgumentException($"Type specified as a '{converterTypeName}' does not inherit from System.ComponentModel.TypeConverter");
}
RegisterConverter(type, (TypeConverter)ObjectUtil.InstantiateType(converterType));
}
catch (ReflectionException ex)
{ throw new ArgumentException("Failed to create an instance of the specified type converter.", ex); }
}
public override void Validate()
{
if (this.ResolvedType != null)
{
return;
}
if (!string.IsNullOrWhiteSpace(this.Type))
{
this.ResolvedType = TypeResolutionUtil.ResolveType(this.Type);
}
if (this.ResolvedType != null)
{
if (this.ValueDefinition.ResolvedType != null)
{
if (!this.ResolvedType.IsAssignableFrom(this.ValueDefinition.ResolvedType))
{
throw new InvalidCastException($"Type '{this.ValueDefinition.ResolvedType.FullName}' cannot convert to target type '{this.ResolvedType.FullName}'.");
}
}
else
{
if (!this.ValueDefinition.CanConvertTo(this.ResolvedType))
{
throw new InvalidCastException($"Value '{this.ValueDefinition.GetValue()}' cannot convert to target type '{this.ResolvedType.FullName}'.");
}
}
}
else
{
this.ResolvedType = this.ValueDefinition.ResolvedType;
}
}
/// <summary>
/// Convert from a <see cref="System.String"/> value to a <see cref="System.Resources.ResourceManager"/> instance.
/// </summary>
/// <param name="context">
/// A <see cref="System.ComponentModel.ITypeDescriptorContext"/> that provides a format context.
/// </param>
/// <param name="culture">
/// The <see cref="System.Globalization.CultureInfo"/> to use as the current culture.
/// </param>
/// <param name="value">
/// The value that is to be converted.
/// </param>
/// <returns>
/// A <see cref="System.Resources.ResourceManager"/> if successful.
/// </returns>
/// <exception cref="ArgumentException">If the specified <paramref name="value"/> does not denote a valid resource</exception>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
if (value is string)
{
try
{
// convert incoming string into ResourceManager...
var resourceManagerDescription = ((string)value).Split(',');
if (resourceManagerDescription.Length != 2)
{
throw new ArgumentException("The string to specify a ResourceManager must be a comma delimited list of length two. i.e. resourcename, assembly parial name.");
}
var resourceName = resourceManagerDescription[0].Trim();
if (string.IsNullOrWhiteSpace(resourceName))
{
throw new ArgumentException("Empty value set for the resource name in ResourceManager string.");
}
var assemblyName = resourceManagerDescription[1].Trim();
if (string.IsNullOrWhiteSpace(assemblyName))
{
throw new ArgumentException("Empty value set for the assembly name in ResourceManager string.");
}
if (assemblyName == APP_GLOBALRESOURCES_ASSEMBLYNAME)
{
try
{
var resourcesType = TypeResolutionUtil.ResolveType(resourceName);
// look both, NonPublic and Public properties (SPRNET-861)
var resourceManagerProperty = resourcesType.GetProperty("ResourceManager", BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static);
return((ResourceManager)resourceManagerProperty.GetValue(resourcesType, null));
}
catch (TypeLoadException ex)
{
throw new ArgumentException($"Could not load resources '{resourceName}'", ex);
}
}
//Assembly ass = Assembly.LoadWithPartialName(assemblyName);
var ass = AssemblyLoadContext.Default.LoadFromAssemblyPath(assemblyName);
if (ass == null)
{
throw new ArgumentException($"Could not find assembly with name '{assemblyName}'.");
}
return(new ResourceManager(resourceName, ass));
}
catch (Exception ex)
{ throw new TypeConvertException(value, typeof(ResourceManager), ex); }
}
else
{
throw new TypeConvertException(value, typeof(ResourceManager));
}
}
public override void Validate()
{
if (this.ResolvedType != null)
{
return;
}
this.ResolvedType = TypeResolutionUtil.ResolveType(this.Type);
}
public override void Validate()
{
if (this.ResolvedType != null)
{
return;
}
if (!string.IsNullOrEmpty(this.Type))
{
this.ResolvedType = TypeResolutionUtil.ResolveType(this.Type);
}
}
public static void RegisterAssemblies(string[] assemblyNames)
{
foreach (string assemblyName in assemblyNames)
{
var assembly = TypeResolutionUtil.ResolveAssembly(assemblyName);
if (assembly == null)
{
throw new AssemblyLoadException($"Cannot load assembly '{assemblyName}'.");
}
RegisterAssembly(assembly);
}
}
private static IAppender CreateAppender(AppenderInfo appenderInfo)
{
try
{
var appenderType = TypeResolutionUtil.ResolveType(appenderInfo.TypeClass);
var appender = (IAppender)Activator.CreateInstance(appenderType);
appender.Initialize(appenderInfo.Options);
return(appender);
}
catch (Exception ex)
{
LogLog.Error($"Logging config: cannot create appender '{appenderInfo.TypeClass}'.", ex);
return(null);
}
}
/// <summary>
/// Converts the given value to the type of this converter.
/// </summary>
/// <param name="context">
/// A <see cref="System.ComponentModel.ITypeDescriptorContext"/>
/// that provides a format context.
/// </param>
/// <param name="culture">
/// The <see cref="System.Globalization.CultureInfo"/> to use
/// as the current culture.
/// </param>
/// <param name="value">
/// The value that is to be converted.
/// </param>
/// <returns>
/// A <see cref="System.Type"/> that represents the converted value.
/// </returns>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
if (value is string)
{
try
{
return(TypeResolutionUtil.ResolveType(value as string));
}
catch (Exception ex)
{ throw new TypeConvertException(value, typeof(Type), ex); }
}
else
{
throw new TypeConvertException(value, typeof(Type));
}
}
public override void Validate()
{
if (this.ResolvedType != null)
{
return;
}
if (!string.IsNullOrWhiteSpace(this.ElementType))
{
this.resolvedElementType = TypeResolutionUtil.ResolveType(this.ElementType);
foreach (var itemDefinition in this.Items)
{
if (!itemDefinition.CanConvertTo(this.resolvedElementType))
{
if (itemDefinition.ResolvedType != null)
{
throw new InvalidCastException($"Type '{itemDefinition.ResolvedType.FullName}' cannot convert to target type '{this.resolvedElementType.FullName}'.");
}
else
{
throw new InvalidCastException($"Value '{itemDefinition.GetValue()}' cannot convert to target type '{this.resolvedElementType.FullName}'.");
}
}
}
}
else
{
bool containsNullValue = false;
Type possibleElementType = null; // string or other ref object type
foreach (var itemDefinition in this.Items)
{
if (itemDefinition.ResolvedType == null)
{
if (itemDefinition == ValueDefinition.NULL)
{
containsNullValue = true;
if (possibleElementType == null)
{
continue;
}
}
if (possibleElementType == null)
{
possibleElementType = typeof(string);
}
else
{
if (possibleElementType == typeof(string))
{
continue;
}
if (possibleElementType.IsAssignableFrom(typeof(string)))
{
// use current possible type.
}
else if (typeof(string).IsAssignableFrom(possibleElementType))
{
possibleElementType = typeof(string);
}
else
{
possibleElementType = typeof(object); // final type.
break;
}
}
}
else
{
if (possibleElementType == null)
{
possibleElementType = itemDefinition.ResolvedType;
}
else
{
if (possibleElementType.IsAssignableFrom(itemDefinition.ResolvedType))
{
// use current possible type.
}
else if (itemDefinition.ResolvedType.IsAssignableFrom(possibleElementType))
{
possibleElementType = itemDefinition.ResolvedType;
}
else
{
possibleElementType = typeof(object); // final type.
break;
}
}
}
}
if (possibleElementType == null)
{
possibleElementType = typeof(object);
}
else if (containsNullValue == true)
{
if (possibleElementType.IsPrimitive)
{
possibleElementType = typeof(Nullable <>).MakeGenericType(possibleElementType);
}
else if (possibleElementType.IsValueType)
{
if (possibleElementType.IsGenericType && possibleElementType.GetGenericTypeDefinition() == typeof(Nullable <>))
{
// use current possible type.
}
else
{
possibleElementType = typeof(Nullable <>).MakeGenericType(possibleElementType);
}
}
}
this.resolvedElementType = possibleElementType;
}
this.ResolvedType = typeof(HashSet <>).MakeGenericType(this.resolvedElementType);
this.addItemMethod = this.ResolvedType.GetMethod("Add", BindingFlags.Instance | BindingFlags.Public);
}
public override void Validate()
{
if (this.ResolvedType != null)
{
return;
}
if (!string.IsNullOrWhiteSpace(this.Type))
{
this.ResolvedType = TypeResolutionUtil.ResolveType(this.Type);
if (!string.IsNullOrWhiteSpace(this.FactoryMethod))
{
var nameMatchedMethods = new List <MethodInfo>();
var methods = this.ResolvedType.GetMethods(BindingFlags.Static | BindingFlags.Public);
foreach (var methodInfo in methods)
{
if (methodInfo.Name == this.FactoryMethod)
{
nameMatchedMethods.Add(methodInfo);
}
}
if (nameMatchedMethods.Count == 0)
{
throw new InvalidOperationException($"Cannot find public static named method '{this.FactoryMethod}' on type '{this.ResolvedType.FullName}'.");
}
foreach (var methodInfo in nameMatchedMethods)
{
var parms = methodInfo.GetParameters();
if (!ValidateParametersMatched(parms, this.FactoryArgs))
{
continue;
}
this.factoryMethod = methodInfo;
break;
}
if (this.factoryMethod == null)
{
throw new InvalidOperationException($"Doesnot contain matched named method '{this.FactoryMethod}' with arguments.");
}
this.ResolvedType = this.factoryMethod.ReturnType;
}
else
{
var ctorMethods = this.ResolvedType.GetConstructors();
foreach (var ctorMethodInfo in ctorMethods)
{
var parms = ctorMethodInfo.GetParameters();
if (!ValidateParametersMatched(parms, this.ConstructorArgs))
{
continue;
}
this.ctorMethod = ctorMethodInfo;
break;
}
if (this.ctorMethod == null)
{
throw new InvalidOperationException("Doesnot contain matched constructor method with arguments.");
}
}
}
else
{
var nameMatchedMethods = new List <MethodInfo>();
var methods = this.FactoryObject.ResolvedType.GetMethods(BindingFlags.Instance | BindingFlags.Public);
foreach (var methodInfo in methods)
{
if (methodInfo.Name == this.FactoryMethod)
{
nameMatchedMethods.Add(methodInfo);
}
}
if (nameMatchedMethods.Count == 0)
{
throw new InvalidOperationException($"Cannot find public instance named method '{this.FactoryMethod}' on type '{this.FactoryObject.ResolvedType.FullName}'.");
}
foreach (var methodInfo in nameMatchedMethods)
{
var parms = methodInfo.GetParameters();
if (!ValidateParametersMatched(parms, this.FactoryArgs))
{
continue;
}
this.factoryMethod = methodInfo;
break;
}
if (this.factoryMethod == null)
{
throw new InvalidOperationException($"Doesnot contain matched named method '{this.FactoryMethod}' with arguments on type '{this.FactoryObject.ResolvedType.FullName}'.");
}
this.ResolvedType = this.factoryMethod.ReturnType;
}
foreach (var property in this.Properties)
{
var propInfo = this.ResolvedType.GetProperty(property.Name, BindingFlags.Instance | BindingFlags.Public);
if (propInfo == null)
{
throw new InvalidOperationException($"Doesnot contain instance property '{property.Name}' on type '{this.ResolvedType.FullName}'.");
}
else
{
if (!propInfo.CanWrite)
{
throw new InvalidOperationException($"Property '{property.Name}' cannot be set on type '{this.ResolvedType.FullName}'.");
}
if (!property.CanConvertTo(propInfo.PropertyType))
{
throw new InvalidOperationException($"Cannot assign value '{property.GetValue()}' to property '{propInfo.Name}'.");
}
propertyMaps[property] = propInfo;
}
}
foreach (var listener in this.Listeners)
{
var eventInfo = this.ResolvedType.GetEvent(listener.Event, BindingFlags.Instance | BindingFlags.Public);
if (eventInfo == null)
{
throw new InvalidOperationException($"Doesnot contain instance event '{listener.Event}' on type '{this.ResolvedType.FullName}'.");
}
else
{
listener.ValidateListener(eventInfo.EventHandlerType);
listenerMaps[listener] = eventInfo;
}
}
if (!string.IsNullOrWhiteSpace(this.InitMethod))
{
var nameMatchedMethods = new List <MethodInfo>();
var methods = this.ResolvedType.GetMethods(BindingFlags.Instance | BindingFlags.Public);
foreach (var methodInfo in methods)
{
if (methodInfo.Name == this.InitMethod)
{
nameMatchedMethods.Add(methodInfo);
}
}
if (nameMatchedMethods.Count == 0)
{
throw new InvalidOperationException($"Cannot find public instance named method '{this.InitMethod}' on type '{this.ResolvedType.FullName}'.");
}
foreach (var methodInfo in nameMatchedMethods)
{
var parms = methodInfo.GetParameters();
if (!ValidateParametersMatched(parms, this.InitializeArgs))
{
continue;
}
this.initMethod = methodInfo;
break;
}
if (this.initMethod == null)
{
throw new InvalidOperationException($"Doesnot contain matched named method '{this.InitMethod}' with arguments on type '{this.ResolvedType.FullName}'.");
}
}
}