private static AssemblyMappingInfo GetAssemblyMappingInfo(Assembly assembly)
{
var ret = new AssemblyMappingInfo();
var baseIdentifierAttr =
assembly.GetCustomAttributes(typeof(TypeIdentifierPrefixAttribute), false).OfType <TypeIdentifierPrefixAttribute>().
FirstOrDefault();
if (baseIdentifierAttr != null)
{
ret.BaseUri = new Uri(baseIdentifierAttr.BaseUri);
}
else
{
ret.BaseUri = DefaultBaseUri;
}
foreach (var prefixAttr in assembly.GetCustomAttributes(typeof(NamespaceDeclarationAttribute), false).OfType <NamespaceDeclarationAttribute>())
{
ret.PrefixMappings[prefixAttr.Prefix] = prefixAttr.Reference;
}
return(ret);
}
private static IdentityInfo GetIdentityInfo(AssemblyMappingInfo assemblyMappingInfo, Type entityType,
PropertyInfo identityProperty, IdentifierAttribute identifierAttr)
{
string baseUri = identifierAttr == null || identifierAttr.BaseAddress == null
? Constants.GeneratedUriPrefix
: assemblyMappingInfo.ResolveIdentifier(identifierAttr.BaseAddress);
if (identifierAttr != null && identifierAttr.KeyProperties != null && identifierAttr.KeyProperties.Length > 0)
{
var keyProperties = new PropertyInfo[identifierAttr.KeyProperties.Length];
for (var i = 0; i < identifierAttr.KeyProperties.Length; i++)
{
var property = entityType.GetProperty(identifierAttr.KeyProperties[i]);
if (property == null)
{
throw new ReflectionMappingException(
String.Format("Could not find key property {0} on type {1}.", identifierAttr.KeyProperties[i], entityType.FullName));
}
keyProperties[i] = property;
}
IKeyConverter keyConverter = null;
if (identifierAttr.KeyConverterType != null)
{
keyConverter = Activator.CreateInstance(identifierAttr.KeyConverterType) as IKeyConverter;
if (keyConverter == null)
{
throw new ReflectionMappingException(
String.Format("Could not instantiate type {0} as a key converter for entity type {1}. Ensure that this type implements the IKeyConverter interface.",
identifierAttr.KeyConverterType.FullName, entityType.FullName));
}
}
return(new IdentityInfo(baseUri, identityProperty, keyProperties,
identifierAttr.KeySeparator ?? Constants.DefaultKeySeparator,
keyConverter ?? new DefaultKeyConverter()));
}
return(new IdentityInfo(baseUri, identityProperty, null, null, null));
}
private static void AddMappingsForType(EntityMappingStore mappingStore, AssemblyMappingInfo assemblyMappingInfo, Type mappedType)
{
var entityAttribute =
mappedType.GetCustomAttributes(typeof (EntityAttribute), false).OfType<EntityAttribute>().
FirstOrDefault();
if (entityAttribute != null)
{
var entityTypeIdentifier = entityAttribute.Identifier ?? GetImplTypeName(mappedType);
mappingStore.SetTypeMapping(mappedType, assemblyMappingInfo.ResolveIdentifier(entityTypeIdentifier));
var identityProperty = GetIdentityProperty(mappedType);
if (identityProperty != null)
{
var identifierAttr =
identityProperty.GetCustomAttributes(typeof (IdentifierAttribute), true).Cast
<IdentifierAttribute>().FirstOrDefault();
var identityInfo = GetIdentityInfo(assemblyMappingInfo, mappedType, identityProperty, identifierAttr);
mappingStore.SetIdentityInfo(mappedType, identityInfo);
mappingStore.SetPropertyHint(identityProperty, new PropertyHint(PropertyMappingType.Id));
}
foreach (var p in mappedType.GetProperties())
{
if (p.Equals(identityProperty))
{
// Identity property is already mapped (above)
continue;
}
foreach (var attr in p.GetCustomAttributes(false))
{
/*
if (attr is IdentifierAttribute)
{
mappingStore.SetPropertyHint(p, new PropertyHint(PropertyMappingType.Address));
var idAttr = attr as IdentifierAttribute;
if (idAttr.BaseAddress != null)
{
mappingStore.SetIdentifierPrefix(mappedType, assemblyMappingInfo.ResolveIdentifier(idAttr.BaseAddress));
}
}
else*/
if (attr is PropertyTypeAttribute)
{
var propertyUri =
assemblyMappingInfo.ResolveIdentifier((attr as PropertyTypeAttribute).Identifier);
mappingStore.SetPropertyHint(p,
IsResource(p.PropertyType)
? new PropertyHint(PropertyMappingType.Arc, propertyUri)
: new PropertyHint(PropertyMappingType.Property,
propertyUri));
}
else if (attr is InversePropertyTypeAttribute)
{
var propertyUri =
assemblyMappingInfo.ResolveIdentifier((attr as InversePropertyTypeAttribute).Identifier);
var targetType = p.PropertyType;
if (targetType.IsGenericType)
{
targetType = targetType.GetGenericArguments().First();
}
if (targetType.GetCustomAttributes(typeof(EntityAttribute), false).Any())
{
mappingStore.SetPropertyHint(p,
new PropertyHint(PropertyMappingType.InverseArc,
propertyUri));
}
else
{
throw new ReflectionMappingException(
String.Format(
"The property '{0}' on type '{1}' is marked with the InverseProperty attribute but its referenced type ('{2}') is not marked with a Entity attribute.",
p.Name, mappedType.FullName, p.PropertyType.FullName));
}
}
else if (attr is InversePropertyAttribute)
{
var inversePropertyAttr = attr as InversePropertyAttribute;
var targetType = p.PropertyType;
if (targetType.IsGenericType) targetType = targetType.GetGenericArguments().First();
if (!targetType.GetCustomAttributes(typeof(EntityAttribute), true).Any())
{
throw new ReflectionMappingException(
String.Format(
"The type of property '{0}' on interface '{1}' is not marked with an Entity attribute.",
p.Name, mappedType.FullName));
}
var forwardProperty = targetType.GetProperty(inversePropertyAttr.InversePropertyName);
if (forwardProperty == null)
{
throw new ReflectionMappingException(String.Format("The property '{0}' does not exist on type '{1}'.", inversePropertyAttr.InversePropertyName, targetType.FullName));
}
var inversePropertyTypeUri =
assemblyMappingInfo.ResolveIdentifier(GetForwardPropertyTypeUri(forwardProperty, p));
mappingStore.SetPropertyHint(p, new PropertyHint(PropertyMappingType.InverseArc, inversePropertyTypeUri));
}
}
if (mappingStore.GetPropertyHint(p) == null)
{
// If there has been no mapping at all, then we create a property mapping
var propertyName = Char.ToLowerInvariant(p.Name[0]) + p.Name.Substring(1);
var propertyUri = assemblyMappingInfo.ResolveIdentifier(propertyName);
mappingStore.SetPropertyHint(p,
IsResource(p.PropertyType) ?
new PropertyHint(PropertyMappingType.Arc, propertyUri) :
new PropertyHint(PropertyMappingType.Property, propertyUri));
}
}
}
}
private static AssemblyMappingInfo GetAssemblyMappingInfo(Assembly assembly)
{
var ret = new AssemblyMappingInfo();
var baseIdentifierAttr =
assembly.GetCustomAttributes(typeof (TypeIdentifierPrefixAttribute), false).OfType<TypeIdentifierPrefixAttribute>().
FirstOrDefault();
if (baseIdentifierAttr != null)
{
ret.BaseUri = new Uri(baseIdentifierAttr.BaseUri);
}
else
{
ret.BaseUri = DefaultBaseUri;
}
foreach(var prefixAttr in assembly.GetCustomAttributes(typeof(NamespaceDeclarationAttribute), false).OfType<NamespaceDeclarationAttribute>())
{
ret.PrefixMappings[prefixAttr.Prefix] = prefixAttr.Reference;
}
return ret;
}
private static IdentityInfo GetIdentityInfo(AssemblyMappingInfo assemblyMappingInfo, Type entityType,
PropertyInfo identityProperty, IdentifierAttribute identifierAttr)
{
string baseUri = identifierAttr == null || String.IsNullOrWhiteSpace(identifierAttr.BaseAddress)
? Constants.GeneratedUriPrefix
: assemblyMappingInfo.ResolveIdentifier(identifierAttr.BaseAddress);
if (identifierAttr != null && identifierAttr.KeyProperties != null && identifierAttr.KeyProperties.Length > 0)
{
var keyProperties = new PropertyInfo[identifierAttr.KeyProperties.Length];
for (var i = 0; i < identifierAttr.KeyProperties.Length; i++)
{
var property = entityType.GetProperty(identifierAttr.KeyProperties[i]);
if (property == null)
{
throw new ReflectionMappingException(
String.Format("Could not find key property {0} on type {1}.", identifierAttr.KeyProperties[i], entityType.FullName));
}
keyProperties[i] = property;
}
IKeyConverter keyConverter = null;
if (identifierAttr.KeyConverterType != null)
{
keyConverter = Activator.CreateInstance(identifierAttr.KeyConverterType) as IKeyConverter;
if (keyConverter == null)
{
throw new ReflectionMappingException(
String.Format("Could not instantiate type {0} as a key converter for entity type {1}. Ensure that this type implements the IKeyConverter interface.",
identifierAttr.KeyConverterType.FullName, entityType.FullName));
}
}
return new IdentityInfo(baseUri, identityProperty, keyProperties,
identifierAttr.KeySeparator ?? Constants.DefaultKeySeparator,
keyConverter ?? new DefaultKeyConverter());
}
return new IdentityInfo(baseUri, identityProperty, null, null, null);
}
private static void AddMappingsForType(EntityMappingStore mappingStore, AssemblyMappingInfo assemblyMappingInfo, Type mappedType)
{
var entityAttribute =
mappedType.GetCustomAttributes(typeof(EntityAttribute), false).OfType <EntityAttribute>().
FirstOrDefault();
if (entityAttribute != null)
{
var entityTypeIdentifier = entityAttribute.Identifier ?? GetImplTypeName(mappedType);
mappingStore.SetTypeMapping(mappedType, assemblyMappingInfo.ResolveIdentifier(entityTypeIdentifier));
var identityProperty = GetIdentityProperty(mappedType);
if (identityProperty != null)
{
var identifierAttr =
identityProperty.GetCustomAttributes(typeof(IdentifierAttribute), true).Cast
<IdentifierAttribute>().FirstOrDefault();
var identityInfo = GetIdentityInfo(assemblyMappingInfo, mappedType, identityProperty, identifierAttr);
mappingStore.SetIdentityInfo(mappedType, identityInfo);
mappingStore.SetPropertyHint(identityProperty, new PropertyHint(PropertyMappingType.Id));
}
foreach (var p in mappedType.GetProperties())
{
if (p.Equals(identityProperty))
{
// Identity property is already mapped (above)
continue;
}
foreach (var attr in p.GetCustomAttributes(false))
{
/*
* if (attr is IdentifierAttribute)
* {
* mappingStore.SetPropertyHint(p, new PropertyHint(PropertyMappingType.Address));
* var idAttr = attr as IdentifierAttribute;
* if (idAttr.BaseAddress != null)
* {
* mappingStore.SetIdentifierPrefix(mappedType, assemblyMappingInfo.ResolveIdentifier(idAttr.BaseAddress));
* }
* }
* else*/
if (attr is PropertyTypeAttribute)
{
var propertyUri =
assemblyMappingInfo.ResolveIdentifier((attr as PropertyTypeAttribute).Identifier);
mappingStore.SetPropertyHint(p,
IsResource(p.PropertyType)
? new PropertyHint(PropertyMappingType.Arc, propertyUri)
: new PropertyHint(PropertyMappingType.Property,
propertyUri));
}
else if (attr is InversePropertyTypeAttribute)
{
var propertyUri =
assemblyMappingInfo.ResolveIdentifier((attr as InversePropertyTypeAttribute).Identifier);
var targetType = p.PropertyType;
if (targetType.IsGenericType)
{
targetType = targetType.GetGenericArguments().First();
}
if (targetType.GetCustomAttributes(typeof(EntityAttribute), false).Any())
{
mappingStore.SetPropertyHint(p,
new PropertyHint(PropertyMappingType.InverseArc,
propertyUri));
}
else
{
throw new ReflectionMappingException(
String.Format(
"The property '{0}' on type '{1}' is marked with the InverseProperty attribute but its referenced type ('{2}') is not marked with a Entity attribute.",
p.Name, mappedType.FullName, p.PropertyType.FullName));
}
}
else if (attr is InversePropertyAttribute)
{
var inversePropertyAttr = attr as InversePropertyAttribute;
var targetType = p.PropertyType;
if (targetType.IsGenericType)
{
targetType = targetType.GetGenericArguments().First();
}
if (!targetType.GetCustomAttributes(typeof(EntityAttribute), true).Any())
{
throw new ReflectionMappingException(
String.Format(
"The type of property '{0}' on interface '{1}' is not marked with an Entity attribute.",
p.Name, mappedType.FullName));
}
var forwardProperty = targetType.GetProperty(inversePropertyAttr.InversePropertyName);
if (forwardProperty == null)
{
throw new ReflectionMappingException(String.Format("The property '{0}' does not exist on type '{1}'.", inversePropertyAttr.InversePropertyName, targetType.FullName));
}
var inversePropertyTypeUri =
assemblyMappingInfo.ResolveIdentifier(GetForwardPropertyTypeUri(forwardProperty, p));
mappingStore.SetPropertyHint(p, new PropertyHint(PropertyMappingType.InverseArc, inversePropertyTypeUri));
}
}
if (mappingStore.GetPropertyHint(p) == null)
{
// If there has been no mapping at all, then we create a property mapping
var propertyName = Char.ToLowerInvariant(p.Name[0]) + p.Name.Substring(1);
var propertyUri = assemblyMappingInfo.ResolveIdentifier(propertyName);
mappingStore.SetPropertyHint(p,
IsResource(p.PropertyType) ?
new PropertyHint(PropertyMappingType.Arc, propertyUri) :
new PropertyHint(PropertyMappingType.Property, propertyUri));
}
}
}
}
