public void IntrospectType(Type typeToIntrospect, IObjectSpecImmutable spec)
{
Log.InfoFormat("introspecting {0}: class-level details", typeToIntrospect.FullName);
if (!TypeUtils.IsPublic(typeToIntrospect))
{
throw new ReflectionException(string.Format(Resources.NakedObjects.DomainClassReflectionError, typeToIntrospect));
}
introspectedType = typeToIntrospect;
properties = typeToIntrospect.GetProperties();
methods = GetNonPropertyMethods();
// Process facets at object level
// this will also remove some methods, such as the superclass methods.
var methodRemover = new IntrospectorMethodRemover(methods);
FacetFactorySet.Process(reflector, introspectedType, methodRemover, spec);
if (SuperclassType != null && ClassStrategy.IsTypeToBeIntrospected(SuperclassType))
{
Superclass = reflector.LoadSpecification(SuperclassType);
}
AddAsSubclass(spec);
var interfaces = new List <IObjectSpecBuilder>();
foreach (Type interfaceType in InterfacesTypes)
{
if (interfaceType != null && ClassStrategy.IsTypeToBeIntrospected(interfaceType))
{
IObjectSpecBuilder interfaceSpec = reflector.LoadSpecification(interfaceType);
interfaceSpec.AddSubclass(spec);
interfaces.Add(interfaceSpec);
}
}
Interfaces = interfaces.ToArray();
IntrospectPropertiesAndCollections(spec);
IntrospectActions(spec);
}
private IEnumerable <IAssociationSpecImmutable> CreateCollectionSpecs(IEnumerable <PropertyInfo> collectionProperties, IObjectSpecImmutable spec)
{
var specs = new List <IAssociationSpecImmutable>();
foreach (PropertyInfo property in collectionProperties)
{
IIdentifier identifier = new IdentifierImpl(FullName, property.Name);
// create a collection property spec
Type returnType = property.PropertyType;
var returnSpec = reflector.LoadSpecification <IObjectSpecImmutable>(returnType);
Type defaultType = typeof(object);
var defaultSpec = reflector.LoadSpecification <IObjectSpecImmutable>(defaultType);
var collection = ImmutableSpecFactory.CreateOneToManyAssociationSpecImmutable(identifier, spec, returnSpec, defaultSpec);
FacetFactorySet.Process(reflector, property, new IntrospectorMethodRemover(methods), collection, FeatureType.Collections);
specs.Add(collection);
}
return(specs);
}
/// <summary>
/// Creates a list of Association fields for all the properties that use NakedObjects.
/// </summary>
private IEnumerable <IAssociationSpecImmutable> CreateRefPropertySpecs(IEnumerable <PropertyInfo> foundProperties, IObjectSpecImmutable spec)
{
var specs = new List <IAssociationSpecImmutable>();
foreach (PropertyInfo property in foundProperties)
{
Log.DebugFormat("Identified 1-1 association method {0}", property);
Log.DebugFormat("One-to-One association {0} -> {1}", property.Name, property);
// create a reference property spec
var identifier = new IdentifierImpl(metamodel, FullName, property.Name);
Type propertyType = property.PropertyType;
IObjectSpecBuilder propertySpec = reflector.LoadSpecification(propertyType);
var referenceProperty = new OneToOneAssociationSpecImmutable(identifier, spec, propertySpec);
// Process facets for the property
FacetFactorySet.Process(reflector, property, new IntrospectorMethodRemover(methods), referenceProperty, FeatureType.Property);
specs.Add(referenceProperty);
}
return(specs);
}
private IEnumerable <IAssociationSpecImmutable> CreateCollectionSpecs(IEnumerable <PropertyInfo> collectionProperties, IObjectSpecImmutable spec)
{
var specs = new List <IAssociationSpecImmutable>();
foreach (PropertyInfo property in collectionProperties)
{
Log.DebugFormat("Identified one-many association method {0}", property);
IIdentifier identifier = new IdentifierImpl(metamodel, FullName, property.Name);
// create a collection property spec
Type returnType = property.PropertyType;
IObjectSpecBuilder returnSpec = reflector.LoadSpecification(returnType);
Type defaultType = typeof(object);
IObjectSpecBuilder defaultSpec = reflector.LoadSpecification(defaultType);
var collection = new OneToManyAssociationSpecImmutable(identifier, spec, returnSpec, defaultSpec);
FacetFactorySet.Process(reflector, property, new IntrospectorMethodRemover(methods), collection, FeatureType.Collections);
specs.Add(collection);
}
return(specs);
}
/// <summary>
/// Creates a list of Association fields for all the properties that use NakedObjects.
/// </summary>
private IEnumerable <IAssociationSpecImmutable> CreateRefPropertySpecs(IEnumerable <PropertyInfo> foundProperties, IObjectSpecImmutable spec)
{
var specs = new List <IAssociationSpecImmutable>();
foreach (PropertyInfo property in foundProperties)
{
// create a reference property spec
var identifier = new IdentifierImpl(FullName, property.Name);
Type propertyType = property.PropertyType;
var propertySpec = reflector.LoadSpecification(propertyType);
if (propertySpec is IServiceSpecImmutable)
{
throw new ReflectionException(Log.LogAndReturn($"Type {propertyType.Name} is a service and cannot be used in public property {property.Name} on type {property.DeclaringType?.Name}. If the property is intended to be an injected service it should have a protected get."));
}
var referenceProperty = ImmutableSpecFactory.CreateOneToOneAssociationSpecImmutable(identifier, spec, propertySpec as IObjectSpecImmutable);
// Process facets for the property
FacetFactorySet.Process(reflector, property, new IntrospectorMethodRemover(methods), referenceProperty, FeatureType.Properties);
specs.Add(referenceProperty);
}
return(specs);
}
private IActionSpecImmutable[] FindActionMethods(ITypeSpecImmutable spec)
{
var actionSpecs = new List <IActionSpecImmutable>();
var actions = FacetFactorySet.FindActions(methods.Where(m => m != null).ToArray(), reflector.ClassStrategy).Where(a => !FacetFactorySet.Filters(a, reflector.ClassStrategy)).ToArray();
methods = methods.Except(actions).ToArray();
// ReSharper disable once ForCanBeConvertedToForeach
// kepp for look as actions are nulled out within loop
for (int i = 0; i < actions.Length; i++)
{
MethodInfo actionMethod = actions[i];
// actions are potentially being nulled within this loop
if (actionMethod != null)
{
string fullMethodName = actionMethod.Name;
Type[] parameterTypes = actionMethod.GetParameters().Select(parameterInfo => parameterInfo.ParameterType).ToArray();
// build action & its parameters
if (actionMethod.ReturnType != typeof(void))
{
reflector.LoadSpecification(actionMethod.ReturnType);
}
IIdentifier identifier = new IdentifierImpl(FullName, fullMethodName, actionMethod.GetParameters().ToArray());
IActionParameterSpecImmutable[] actionParams = parameterTypes.Select(pt => ImmutableSpecFactory.CreateActionParameterSpecImmutable(reflector.LoadSpecification <IObjectSpecImmutable>(pt), identifier)).ToArray();
var action = ImmutableSpecFactory.CreateActionSpecImmutable(identifier, spec, actionParams);
// Process facets on the action & parameters
FacetFactorySet.Process(reflector, actionMethod, new IntrospectorMethodRemover(actions), action, FeatureType.Actions);
for (int l = 0; l < actionParams.Length; l++)
{
FacetFactorySet.ProcessParams(reflector, actionMethod, l, actionParams[l]);
}
actionSpecs.Add(action);
}
}
return(actionSpecs.ToArray());
}
private IAssociationSpecImmutable[] FindAndCreateFieldSpecs(IObjectSpecImmutable spec)
{
// now create fieldSpecs for value properties, for collections and for reference properties
IList <PropertyInfo> collectionProperties = FacetFactorySet.FindCollectionProperties(properties, ClassStrategy).Where(pi => !FacetFactorySet.Filters(pi, ClassStrategy)).ToList();
IEnumerable <IAssociationSpecImmutable> collectionSpecs = CreateCollectionSpecs(collectionProperties, spec);
// every other accessor is assumed to be a reference property.
IList <PropertyInfo> allProperties = FacetFactorySet.FindProperties(properties, ClassStrategy).Where(pi => !FacetFactorySet.Filters(pi, ClassStrategy)).ToList();
IEnumerable <PropertyInfo> refProperties = allProperties.Except(collectionProperties);
IEnumerable <IAssociationSpecImmutable> refSpecs = CreateRefPropertySpecs(refProperties, spec);
return(collectionSpecs.Union(refSpecs).ToArray());
}
