public Dictionary <MappedObjectField, object> GetFieldValues()
{
MappedObjectType metadata = RegisterType();
var values = new Dictionary <MappedObjectField, object>();
foreach (MappedObjectField field in metadata.Fields)
{
object value = field.FieldInfo.GetValue(this);
if (field.ValueSource != null)
{
if (field.ValueSource is FieldInfo)
{
value = ((FieldInfo)field.ValueSource).GetValue(value);
}
else if (field.ValueSource is PropertyInfo)
{
value = ((PropertyInfo)field.ValueSource).GetValue(value, null);
}
else if (field.ValueSource is MethodInfo)
{
value = ((MethodInfo)field.ValueSource).Invoke(value, null);
}
}
values[field] = value;
}
return(values);
}
public MappedObjectType RegisterType()
{
Type type = this.GetType();
MappedObjectType metadata;
// Check if type already registered
if (!_cache.TryGetValue(type, out metadata))
{
int typeid = Attribute.IsDefined(type, typeof(MappedObjectTypeIDAttribute)) ?
((MappedObjectTypeIDAttribute)Attribute.GetCustomAttribute(type, typeof(MappedObjectTypeIDAttribute))).TypeID :
0;
lock (_cache)
{
List <MappedObjectField> fields = new List <MappedObjectField>();
// Get field indexes
foreach (FieldInfo field in type.GetFields())
{
if (Attribute.IsDefined(field, typeof(MappedObjectFieldIndexAttribute)))
{
var attribute = (MappedObjectFieldIndexAttribute)Attribute.GetCustomAttribute(field, typeof(MappedObjectFieldIndexAttribute));
int columnIndex = attribute.ColumnIndex;
string valueSourceName = attribute.ValueSource;
// If a value source was specified, find a field, property that has a getter, or method with no params that returns a value
MemberInfo valueSource = null;
if (valueSourceName != null)
{
MemberInfo[] members = field.FieldType.GetMember(valueSourceName, BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
foreach (MemberInfo member in members)
{
if (
member.MemberType == MemberTypes.Field ||
(
member.MemberType == MemberTypes.Property &&
((PropertyInfo)member).CanRead
) ||
(
member.MemberType == MemberTypes.Method &&
((MethodInfo)member).ReturnType != typeof(void) &&
((MethodInfo)member).GetParameters().Length == 0 &&
!((MethodInfo)member).IsGenericMethod
)
)
{
valueSource = member;
break;
}
}
}
fields.Add(new MappedObjectField()
{
ColumnIndex = columnIndex, FieldInfo = field, ValueSource = valueSource
});
}
}
_cache[type] = metadata = new MappedObjectType()
{
TypeID = typeid, Fields = fields.ToArray()
};
}
}
return(metadata);
}
