public override CreateEntityCommand Visit(CreateEntityCommand item)
{
Mapping.Entity entity = engine.Provider.Mapping.Entities[item.Type];
commands.Add(item.ParentEntity, engine.Provider.Mapping.Mapper.Create(entity));
foreach (Mapping.Attribute attribute in entity.Attributes.Values)
{
if (attribute.IsId && attribute.Generator == Mapping.Generator.Guid)
Visit(new CreateAttributeCommand(item.ParentEntity[attribute.Name]));
}
//if (item.ParentEntity.Id == null)
//{
// item.ParentEntity.TryCreateId();
// Domain.EntityEntry id = null;
// using (IEnumerator<Models.Attribute> enumerator = item.ParentEntity.Model.Ids.Values.GetEnumerator())
// {
// if (enumerator.MoveNext())
// id = item.ParentEntity[enumerator.Current];
// }
// if (id != null)
// new CreateAttributeCommand(item.ParentEntity, id).Accept(this);
// else
// {
// //If there is no Id in the business model
// AddParameter(command, engine.Mapping.Entities[item.ParentEntity.Type].Attributes["#Id"].Field, null);
// }
//}
return item;
}
public void Process(CreateEntityCommand c)
{
XmlElement entityNode;
_Document.DocumentElement.AppendChild(entityNode = _Document.CreateElement("Entity"));
XmlAttribute entityType = _Document.CreateAttribute("Type");
entityType.Value = c.Type;
entityNode.Attributes.Append(entityType);
XmlAttribute entityId = _Document.CreateAttribute("Id");
entityId.Value = GetKey(c.Type, c.ParentId);
entityNode.Attributes.Append(entityId);
}
public override CreateEntityCommand Visit(CreateEntityCommand c)
{
Entity e = new Entity(SyncUtils.CREATE_ENTITY);
PopulateDefaults(e, c);
e.SetValue(SyncUtils.PARENTID, c.ParentId);
e.SetValue(SyncUtils.TYPE, c.Type);
transaction.Serialize(e);
return c;
}
public override CreateEntityCommand Visit(CreateEntityCommand c)
{
Entity entity = new Entity(c.Type);
entity.Id = c.ParentId;
entity.State = State.UpToDate;
entity.MetaData = Entity.LoadMetaData.AttributesLoaded | Entity.LoadMetaData.AttributesLoaded;
_RWL.AcquireWriterLock(Timeout.Infinite);
try
{
_Entities.Add(CacheEngine.GetCacheKey(c.Type, c.ParentId), entity);
}
finally
{
_RWL.ReleaseWriterLock();
}
return c;
}
internal Command CreateCommand(Entity e)
{
switch (e.Type)
{
case SyncUtils.CREATE_ENTITY:
CreateEntityCommand ce = new CreateEntityCommand(
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.TYPE)
);
return ce;
case SyncUtils.DELETE_ENTITY:
DeleteEntityCommand de = new DeleteEntityCommand(
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.TYPE)
);
return de;
case SyncUtils.CREATE_ATTRIBUTE:
CreateAttributeCommand ca = new CreateAttributeCommand(
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.PARENTTYPE),
e.GetString(SyncUtils.NAME),
MetaData.TypeResolver.GetType(e.GetString(SyncUtils.TYPE)),
Factory.Serializer.Unserialize(e.GetString(SyncUtils.VALUE))
);
return ca;
case SyncUtils.DELETE_ATTRIBUTE:
DeleteAttributeCommand da = new DeleteAttributeCommand(
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.PARENTTYPE),
e.GetString(SyncUtils.NAME),
MetaData.TypeResolver.GetType(e.GetString(SyncUtils.TYPE)),
null
);
return da;
case SyncUtils.UPDATE_ATTRIBUTE:
UpdateAttributeCommand ua = new UpdateAttributeCommand(
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.PARENTTYPE),
e.GetString(SyncUtils.NAME),
MetaData.TypeResolver.GetType(e.GetString(SyncUtils.TYPE)),
Factory.Serializer.Unserialize(e.GetString(SyncUtils.VALUE))
);
return ua;
case SyncUtils.CREATE_REFERENCE:
CreateReferenceCommand cr = new CreateReferenceCommand(
e.GetString(SyncUtils.ROLE),
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.PARENTTYPE),
e.GetString(SyncUtils.CHILDID),
e.GetString(SyncUtils.CHILDTYPE)
);
return cr;
case SyncUtils.DELETE_REFERENCE:
DeleteReferenceCommand dr = new DeleteReferenceCommand(
e.GetString(SyncUtils.ROLE),
e.GetString(SyncUtils.PARENTID),
e.GetString(SyncUtils.PARENTTYPE),
e.GetString(SyncUtils.CHILDID),
e.GetString(SyncUtils.CHILDTYPE)
);
return dr;
default:
throw new UniversalStorageException("Unexpected command type");
}
}
public void Process(CreateEntityCommand c)
{
EntityMapping e = _Mapping.Entities[c.Type, true];
IDbCommand command;
if (e.Ids[0].Generator.Name == GeneratorMapping.GeneratorType.native)
{
if (e.DiscriminatorField != null)
{
StringCollection column_list = new StringCollection();
column_list.Add(e.DiscriminatorField);
StringCollection value_list = new StringCollection();
value_list.Add(c.Type);
string query = String.Format(@"INSERT INTO {0}({1}) VALUES ({2})",
_Dialect.FormatAttribute(e.Table),
_Dialect.FormatAttribute(e.DiscriminatorField),
_Driver.FormatParameter("Type"));
command = _Driver.CreateCommand(query, _Connection, _Transaction);
command.Parameters.Add(_Driver.CreateParameter("Type", DbType.AnsiString, c.Type));
}
else
{
string query = String.Format(@"INSERT INTO {0} DEFAULT VALUES", _Dialect.FormatAttribute(e.Table));
command = _Driver.CreateCommand(query, _Connection, _Transaction);
}
command.Transaction = _Transaction;
if (_Engine.TraceSqlSwitch.Enabled)
{
TraceHelpler.Trace(command, _Dialect);
}
command.ExecuteNonQuery();
command = _Driver.CreateCommand(_Dialect.GetIdentitySelect(e.Table), _Connection, _Transaction);
using (IDataReader reader = command.ExecuteReader())
{
if (reader.Read())
{
NewId = Convert.ToString(reader[0]);
_NewIds.Add(c.ParentId, NewId);
}
}
}
else
{
if (e.DiscriminatorField != null)
{
StringCollection column_list = new StringCollection();
column_list.Add(e.IdFields);
column_list.Add(e.DiscriminatorField);
StringCollection value_list = new StringCollection();
value_list.Add(_Dialect.FormatValue(c.ParentId, _Dialect.GetDbTypeToPrimaryKey(e.Ids[0].Generator)));
value_list.Add(_Dialect.FormatValue(c.Type, DbType.AnsiString));
string query = String.Format(@"INSERT INTO {0}({1}, {2}) VALUES ({3}, {4})",
_Dialect.FormatAttribute(e.Table),
_Dialect.FormatAttribute(e.IdFields),
_Dialect.FormatAttribute(e.DiscriminatorField),
_Driver.FormatParameter("Id"),
_Driver.FormatParameter("Type"));
command = _Driver.CreateCommand(query, _Connection, _Transaction);
command.Parameters.Add(_Driver.CreateParameter("Id", c.ParentId, _Dialect.GetDbTypeToPrimaryKey(e.Ids[0].Generator), GetParameterDirectionToId(e.Ids[0].Generator.Name)));
command.Parameters.Add(_Driver.CreateParameter("Type", DbType.AnsiString, c.Type));
}
else
{
StringCollection column_list = new StringCollection();
column_list.Add(e.IdFields);
StringCollection value_list = new StringCollection();
value_list.Add(_Dialect.FormatValue(c.ParentId, _Dialect.GetDbTypeToPrimaryKey(e.Ids[0].Generator)));
string query = String.Format(@"INSERT INTO {0}({1}) VALUES ({2})",
_Dialect.FormatAttribute(e.Table),
_Dialect.FormatAttribute(e.IdFields),
_Driver.FormatParameter("Id"));
command = _Driver.CreateCommand(query, _Connection, _Transaction);
command.Parameters.Add(_Driver.CreateParameter("Id", c.ParentId, _Dialect.GetDbTypeToPrimaryKey(e.Ids[0].Generator), GetParameterDirectionToId(e.Ids[0].Generator.Name)));
}
command.Transaction = _Transaction;
if (_Engine.TraceSqlSwitch.Enabled)
{
TraceHelpler.Trace(command, _Dialect);
}
command.ExecuteNonQuery();
}
}
public abstract CreateEntityCommand Visit(CreateEntityCommand item);
