/// <summary>
///
/// </summary>
/// <param name="type"></param>
/// <param name="property"></param>
/// <returns></returns>
private DataPropertyAttribute GetCustomAttribute(Type type, PropertyInfo property)
{
string key = string.Format("attr:{0}:{1}:{2}", type.FullName, property.Name, typeof(DataPropertyAttribute).Name);
DataPropertyAttribute attribute = Cache.Instance.Get(key) as DataPropertyAttribute;
if (attribute == null)
{
attribute = property.GetCustomAttribute <DataPropertyAttribute>();
Cache.Instance.Add(key, attribute);
}
return(attribute);
}
/// <summary>
/// Serializes an entity to a BSON document
/// </summary>
/// <param name="entity"></param>
/// <param name="processIndex">True if index should be included. Must be false when updating.</param>
/// <returns></returns>
private SerializeResult Serialize(object entity, bool processIndex)
{
Type type = entity.GetType();
IEnumerable <PropertyInfo> properties = this.GetTypeProperties(type);
BsonDocument doc = new BsonDocument();
string id = null;
bool indexFound = false;
foreach (PropertyInfo property in properties)
{
DataPropertyAttribute attribute = GetCustomAttribute(type, property);
if (attribute.IsIndex)
{
if (indexFound)
{
throw new Exception(string.Format("{0} has multiple properties marked as index. Only one index is allowed.", type.Name));
}
if (property.PropertyType != typeof(string))
{
throw new Exception(string.Format("Only a string property can be marked as index.", type.Name));
}
id = property.GetValue(entity) as string;
if (processIndex)
{
doc["_id"] = id;
}
indexFound = true;
}
else
{
if (property.PropertyType == typeof(string))
{
doc[property.Name] = CastFrom.String(property.GetValue(entity));
}
else if (property.PropertyType == typeof(DateTime))
{
doc[property.Name] = CastFrom.DateTime(property.GetValue(entity));
}
else if (property.PropertyType == typeof(DateTime?))
{
doc[property.Name] = CastFrom.NullableDateTime(property.GetValue(entity));
}
else if (property.PropertyType == typeof(bool))
{
doc[property.Name] = CastFrom.Boolean(property.GetValue(entity));
}
else if (property.PropertyType == typeof(bool?))
{
doc[property.Name] = CastFrom.NullableBoolean(property.GetValue(entity));
}
else if (property.PropertyType == typeof(int))
{
doc[property.Name] = CastFrom.Int(property.GetValue(entity));
}
else if (property.PropertyType == typeof(int?))
{
doc[property.Name] = CastFrom.NullableInt(property.GetValue(entity));
}
else if (property.PropertyType == typeof(long))
{
doc[property.Name] = CastFrom.Long(property.GetValue(entity));
}
else if (property.PropertyType == typeof(long?))
{
doc[property.Name] = CastFrom.NullableLong(property.GetValue(entity));
}
else if (property.PropertyType == typeof(double))
{
doc[property.Name] = CastFrom.Double(property.GetValue(entity));
}
else if (property.PropertyType == typeof(double?))
{
doc[property.Name] = CastFrom.NullableDouble(property.GetValue(entity));
}
else if (property.PropertyType == typeof(Regex))
{
doc[property.Name] = CastFrom.Regex(property.GetValue(entity));
}
else if (property.PropertyType == typeof(byte[]))
{
doc[property.Name] = CastFrom.ByteArray(property.GetValue(entity));
}
else
{
throw new Exception(string.Format("CastFrom error - property {0} of type {1} is not a supported data type", property.PropertyType, type.Name));
}
}
}
// todo : check id for null
return(new SerializeResult {
Document = doc, Id = id
});
}
/// <summary>
///
/// </summary>
/// <param name="entity"></param>
/// <param name="doc"></param>
private void Deserialize(object entity, BsonDocument doc)
{
Type type = entity.GetType();
IEnumerable <PropertyInfo> properties = this.GetTypeProperties(type);
foreach (PropertyInfo property in properties)
{
DataPropertyAttribute attribute = GetCustomAttribute(type, property);
if (attribute.IsIndex)
{
property.SetValue(entity, doc["_id"].AsString);
}
else
{
if (property.PropertyType == typeof(string))
{
property.SetValue(entity, CastTo.String(doc, property.Name));
}
else if (property.PropertyType == typeof(Boolean))
{
property.SetValue(entity, CastTo.Boolean(doc, property.Name));
}
else if (property.PropertyType == typeof(Boolean?))
{
property.SetValue(entity, CastTo.NullableBoolean(doc, property.Name));
}
else if (property.PropertyType == typeof(byte[]))
{
property.SetValue(entity, CastTo.ByteArray(doc, property.Name));
}
else if (property.PropertyType == typeof(Regex))
{
property.SetValue(entity, CastTo.Regex(doc, property.Name));
}
else if (property.PropertyType == typeof(int))
{
property.SetValue(entity, CastTo.Int(doc, property.Name));
}
else if (property.PropertyType == typeof(int?))
{
property.SetValue(entity, CastTo.NullableInt(doc, property.Name));
}
else if (property.PropertyType == typeof(long))
{
property.SetValue(entity, CastTo.Long(doc, property.Name));
}
else if (property.PropertyType == typeof(long?))
{
property.SetValue(entity, CastTo.NullableLong(doc, property.Name));
}
else if (property.PropertyType == typeof(double))
{
property.SetValue(entity, CastTo.Double(doc, property.Name));
}
else if (property.PropertyType == typeof(double?))
{
property.SetValue(entity, CastTo.NullableDouble(doc, property.Name));
}
else if (property.PropertyType == typeof(DateTime))
{
property.SetValue(entity, CastTo.DateTime(doc, property.Name));
}
else if (property.PropertyType == typeof(DateTime?))
{
property.SetValue(entity, CastTo.NullableDateTime(doc, property.Name));
}
else
{
throw new Exception(string.Format("CastTo error - property {0} of type {1} is not a supported data type", property.PropertyType, type.Name));
}
}
}
}
