/// <summary>
/// Injects the introduced field.
/// </summary>
/// <param name="advice">The advice.</param>
/// <param name="adviceMemberInfo">The member information.</param>
/// <param name="advisedType">Type of the advised.</param>
/// <exception cref="System.InvalidOperationException">Internal error, can not find matching introduced field</exception>
private static void InjectIntroducedField(IAdvice advice, MemberInfo adviceMemberInfo, Type advisedType)
{
adviceMemberInfo.SetValue(advice, Activator.CreateInstance(adviceMemberInfo.GetMemberType(), advice, adviceMemberInfo));
}
public static T[] GetAttributesAndPropertyAttributesInterface <T>(this System.Reflection.MemberInfo member,
bool inherit = false)
{
if (!typeof(T).IsInterface)
{
throw new ArgumentException($"{typeof(T).FullName} is not an interface.");
}
var attributes = member.GetCustomAttributes(inherit)
.Where(attr => typeof(T).IsAssignableFrom(attr.GetType()))
.Select(attr => (T)attr)
.ToArray();
var memberAttributes = GetMemberAttributes();
return(attributes.Concat(memberAttributes).Distinct().ToArray());
IEnumerable <T> GetMemberAttributes()
{
foreach (var subMember in member.GetMemberType().GetMembers(BindingFlags.Public))
{
foreach (var attr in subMember.GetAttributesInterface <T>(inherit))
{
yield return(attr);
}
}
}
}
protected object GetDynamically(MemberInfo member, object target)
{
var binder = Binder.GetMember(CSharpBinderFlags.None, member.Name, member.GetMemberType(),
new[] { CSharpArgumentInfo.Create(CSharpArgumentInfoFlags.None, null) });
var callsite = CallSite<Func<CallSite, object, object>>.Create(binder);
return callsite.Target(callsite, target);
}
protected virtual bool CanBeRouteParameter(MemberInfo info)
{
return (info.MemberType == MemberTypes.Field || info.MemberType == MemberTypes.Property)
&& !info.HasCustomAttribute<ExcludeFromRouteAttribute>()
&& IsValidForRoute(info.GetMemberType());
}
public MemberMapping(MemberInfo memberInfo, MemberAttribute memberAttribute, IEntityMapping entityMapping)
{
this.entity = entityMapping;
this.memberInfo = memberInfo;
this.memberAttribute = memberAttribute;
this.memberType = memberInfo.GetMemberType();
if (memberAttribute is ColumnAttribute)
{
this.InitializeColumnAttributeMapping((ColumnAttribute)memberAttribute);
}
else if (memberAttribute is AssociationAttribute)
{
var isEnumerableType = memberType != typeof(string) &&
memberType != typeof(byte[]) &&
typeof(IEnumerable).IsAssignableFrom(memberType);
this.isRelationship = true;
this.InitializeAssociationAttributeMapping((AssociationAttribute)memberAttribute, isEnumerableType);
}
}
internal MemberMapping(MemberInfo member, MemberAttribute attribute, EntityMapping entity)
{
this.member = member;
this.entity = entity;
memberType = member.GetMemberType();
var isEnumerableType = memberType != Types.String
&& memberType != typeof(byte[])
&& Types.IEnumerable.IsAssignableFrom(memberType);
if (attribute == null)
{
InitializeConversionMapping(isEnumerableType);
}
else
InitializeAttributeMapping(attribute, isEnumerableType);
getter = member.GetGetter();
if (storageMember != null)
setter = storageMember.GetSetter();
else
setter = member.GetSetter();
if (columnName == null)
columnName = member.Name;
}
public ColumnExpression(TableExpression table, string name, MemberInfo memberInfo)
: base(ExpressionType, memberInfo.GetMemberType())
{
Table = table;
Name = name;
MemberInfo = memberInfo;
RequestIndex = -1; // unused
}
public MemberMap(MemberInfo member, Expression target = null, Expression self = null)
{
Self = self;
Member = member;
Target = target;
Name = Member.Name;
MemberType = member.GetMemberType();
}
public Maybe<object> ForMember(MemberInfo member, Func<object> instanceAccessor)
{
Func<object> propertyAccessor = () => member.Get(instanceAccessor());
var fieldType = member.GetMemberType();
foreach (var builder in Builders.Where(builder => builder.Key(fieldType)))
{
return builder.Value(member, propertyAccessor);
}
return new Nothing<object>();
}
protected MetaMember (MetaType declaringType, MemberInfo member)
{
Precondition.Require(declaringType, () => Error.ArgumentNull("declaringType"));
Precondition.Require(member, () => Error.ArgumentNull("member"));
_declaringType = declaringType;
_member = member;
_type = member.GetMemberType();
_accessor = new MetaAccessor(member);
}
public MemberAccessor(MemberInfo memberInfo)
{
Require.NotNull(memberInfo, "memberInfo");
Type = memberInfo is PropertyInfo ? MemberAccessorType.Property : MemberAccessorType.Field;
MemberName = memberInfo.Name;
DeclaringType = memberInfo.DeclaringType;
MemberType = memberInfo.GetMemberType();
Getter = memberInfo.CanRead() ? ReflectionHelpers.CreateWeakMemberGetter(memberInfo) : null;
Setter = memberInfo.CanWrite() ? ReflectionHelpers.CreateWeakMemberSetter(memberInfo) : null;
}
public MetaAccessor (MemberInfo member)
{
Precondition.Require(member, () => Error.ArgumentNull("member"));
Type memberType = member.GetMemberType();
Type deferredType = GetDeferredType(memberType);
_accessor = CreateAccessor(member);
_isDeferred = (deferredType != null);
_type = deferredType ?? memberType;
}
public string AssignmentBodyCode(MemberInfo idMember)
{
if (idMember.GetMemberType() == typeof (int))
{
return $"if (document.{idMember.Name} == 0) document.{idMember.Name} = _sequence.NextInt();";
}
else
{
return $"if (document.{idMember.Name} == 0) document.{idMember.Name} = _sequence.NextLong();";
}
}
private static string GetMemberName(System.Reflection.MemberInfo memberInfo)
{
var name = memberInfo.Name;
if (memberInfo.GetMemberType() == MemberTypes.Method && name.Length > 4 && name.StartsWith("get_"))
{
name = name.Substring(4, name.Length - 4);
}
return(name);
}
internal static MemberInfo Create(System.Reflection.MemberInfo memberInfo, TypeInfoProvider typeInfoProvider)
{
switch (memberInfo.GetMemberType())
{
case MemberTypes.Field:
return(new FieldInfo((System.Reflection.FieldInfo)memberInfo, typeInfoProvider));
case MemberTypes.Constructor:
return(new ConstructorInfo((System.Reflection.ConstructorInfo)memberInfo, typeInfoProvider));
case MemberTypes.Property:
return(new PropertyInfo((System.Reflection.PropertyInfo)memberInfo, typeInfoProvider));
case MemberTypes.Method:
return(new MethodInfo((System.Reflection.MethodInfo)memberInfo, typeInfoProvider));
default:
throw new Exception($"Not supported member type: {memberInfo.GetMemberType()}");
}
}
public string AssignmentBodyCode(MemberInfo idMember)
{
var member = idMember.GetMemberType() == typeof (int) ? "NextInt" : "NextLong";
return $@"
BLOCK:if (document.{idMember.Name} == 0)
document.{idMember.Name} = _sequence.{member}();
assigned = true;
END
BLOCK:else
assigned = false;
END
";
}
public virtual ISqlExpression GetExpression(MemberInfo member, params ISqlExpression[] args)
{
return new SqlFunction(member.GetMemberType(), Name ?? member.Name, ConvertArgs(member, args)) { CanBeNull = CanBeNull };
}
private void TryCreateCategoryAndInstanceFor(MemberInfo memberInfo)
{
if (ShouldCreateUiFor(memberInfo.GetMemberType(), memberInfo.Name))
{
string categoryName = GetCategoryFor(memberInfo);
MemberCategory memberCategory = GetOrInstantiateAndAddMemberCategory(categoryName);
InstanceMember newMember = new InstanceMember(memberInfo.Name, Instance);
newMember.AfterSetByUi += HandleInstanceMemberSetByUi;
newMember.BeforeSetByUi += HandleInstanceMemberBeforeSetByUi;
newMember.Category = memberCategory;
memberCategory.Members.Add(newMember);
}
}
public static object Map(this ResolutionContext context, MemberInfo member, object value)
{
var memberType = member.GetMemberType();
return context.Map(value, null, value?.GetType() ?? memberType, memberType);
}
/// <summary>
/// Determines if a property is different from its default value
/// </summary>
/// <param name="target"></param>
/// <param name="memberInfo"></param>
/// <returns></returns>
protected virtual bool IsSpecified(object target, MemberInfo memberInfo)
{
object value = memberInfo.GetMemberValue(target);
if (value == null)
return false;
if (Equals(value, TypeConvert.GetDefault(memberInfo.GetMemberType())))
return false;
return true;
}
public ColumnModel(MemberInfo member)
{
MemberType = member.GetMemberType();
var sourceType = MemberType;
AllowDBNull = sourceType.IsNullable();
if (!AllowDBNull)
{
IsEnum = sourceType.IsEnum;
if (IsEnum)
DataType = Enum.GetUnderlyingType(sourceType);
else
DataType = sourceType;
}
else
{
sourceType = Nullable.GetUnderlyingType(sourceType);
IsEnum = sourceType.IsEnum;
if (IsEnum)
DataType = Enum.GetUnderlyingType(sourceType);
else
DataType = sourceType;
}
ColumnName = member.Name;
var getter = member.GetGetter();
if (AllowDBNull)
{
var p = MemberType.GetProperty("Value");
if (IsEnum)
{
SetColumnValue = (entity, row) =>
{
var v = getter(entity);
if (v == null)
row[ColumnName] = DBNull.Value;
else
row[ColumnName] = Converter.Convert(p.GetValue(v, null), DataType);
};
}
else
{
SetColumnValue = (entity, row) =>
{
var v = getter(entity);
if (v == null)
row[ColumnName] = DBNull.Value;
else
row[ColumnName] = p.GetValue(v, null);
};
}
}
else
{
if (DataType == Types.String)
{
AllowDBNull = true;
SetColumnValue = (entity, row) =>
{
var v = getter(entity);
row[ColumnName] = v == null ? DBNull.Value : v;
};
}
else
{
if(IsEnum)
SetColumnValue = (entity, row) => row[ColumnName] = Converter.Convert(getter(entity),DataType);
else
SetColumnValue = (entity, row) => row[ColumnName] = getter(entity);
}
}
}
public string AssignmentBodyCode(MemberInfo idMember)
{
var member = idMember.GetMemberType() == typeof (int) ? "NextInt" : "NextLong";
return $"if (document.{idMember.Name} == 0) document.{idMember.Name} = _sequence.{member}();";
}
public MappingMember(MemberInfo source, MemberInfo target)
{
Source = source;
Target = target;
TypePair = new TypePair(Source.GetMemberType(), Target.GetMemberType());
}
public object ConvertbackValue(object value, MemberInfo member)
{
object convertedValue = value;
var convertSupported = true;
try
{
if (Binding.Converter != null)
{
// try
{
object parameter = Element;
if (Binding.ConverterParameter != null)
parameter = Binding.ConverterParameter;
convertedValue = Binding.Converter.ConvertBack(value, member.GetMemberType(), parameter, CultureInfo.CurrentUICulture);
}
// catch (InvalidCastException) {}
// catch (NotSupportedException) { convertSupported = false; }
// catch (NotImplementedException) { convertSupported = false; }
}
if (convertSupported)
{
var typeCode = Convert.GetTypeCode(convertedValue);
if (typeCode != TypeCode.Object && typeCode != TypeCode.Empty && typeCode != TypeCode.Int32)
convertedValue = Convert.ChangeType(convertedValue, member.GetMemberType());
}
}
catch(FormatException)
{
var message = string.Format("{0} is a {1} but {2} is a {3}. Did you forget to specify an IValueConverter?", convertedValue, convertedValue.GetType(), member.Name, member.GetMemberType());
throw new FormatException(message);
}
return convertedValue;
}
public override ISqlExpression GetExpression(MemberInfo member, params ISqlExpression[] args)
{
return new SqlExpression(member.GetMemberType(), Name ?? member.Name, Precedence.Primary) { CanBeNull = CanBeNull };
}
public static object Map(MemberInfo member, object value)
{
var memberType = member.GetMemberType();
return Mapper.Map(value, value?.GetType() ?? memberType, memberType);
}
public static object MapMember(this ResolutionContext context, MemberInfo member, object value, object destination)
{
var memberType = member.GetMemberType();
var destValue = member.GetMemberValue(destination);
return context.Mapper.Map(value, destValue, value?.GetType() ?? memberType, memberType, context);
}
/// <summary>
/// Determines whether the specified member type is introduction.
/// </summary>
/// <param name="memberInfo">The member information.</param>
/// <returns></returns>
private static Type GetIntroducedType(MemberInfo memberInfo)
{
var memberType = memberInfo.GetMemberType();
if (!memberType.IsGenericType || memberType.GetGenericTypeDefinition() != typeof(IntroducedField<>))
return null;
return memberType.GetGenericArguments()[0];
}
public static MemberDefinitionError Create(MemberInfo toMemberInfo, string reason)
{
return new MemberDefinitionError(toMemberInfo.DeclaringType, toMemberInfo.GetMemberType(), toMemberInfo.Name, reason);
}
public static PropertyReference New( MemberInfo member ) => new PropertyReference( member.DeclaringType, member.GetMemberType(), member.Name );
public override ISqlExpression GetExpression(MemberInfo member, params ISqlExpression[] args)
{
return new SqlExpression(member.GetMemberType(), Expression ?? member.Name, Precedence, ConvertArgs(member, args));
}
private void UpdateSource(object obj, MemberInfo member, object targetValue)
{
bool canWrite = true;
if (member is PropertyInfo) canWrite = ((PropertyInfo)member).CanWrite;
if (member != null && canWrite && Binding.Mode == BindingMode.TwoWay)
{
try
{
object convertedTargetValue = ConvertbackValue(targetValue, member);
convertedTargetValue = CheckAndCoerceToGenericEnumerable(member.GetMemberType(), convertedTargetValue);
SetValue(member, obj, convertedTargetValue);
}
catch (InvalidCastException ex)
{
Console.WriteLine(ex.Message);
}
catch (NotImplementedException ex1)
{
Console.WriteLine(ex1.Message);
}
catch (NotSupportedException ex2)
{
Console.WriteLine(ex2.Message);
}
}
}
public MappingMember(MemberInfo source, MemberInfo target)
: this(source, target, new TypePair(source.GetMemberType(), target.GetMemberType()))
{
}
