public UpdateAttributeCommand Visit(UpdateAttributeCommand c)
{
XmlNode entityAttribute = FindAttribute(GetKey(c.ParentType, c.ParentId), c.Name);
if (entityAttribute == null)
{
Visit(new CreateAttributeCommand(c.ParentId, c.ParentType, c.Name, c.Type, c.Value));
return c;
}
// Treat null values as a DeleteAttributeCommand in this engine
if (c.Value == null)
{
DeleteAttributeCommand dac = new DeleteAttributeCommand(c.ParentId, c.ParentType, c.Name, c.Type, c.Value);
Visit(dac);
return c;
}
entityAttribute.InnerText = engine.Factory.Serializer.SerializeToString(c.Value);
return c;
}
public void Process(UpdateAttributeCommand c)
{
XmlNode entityAttribute = FindAttribute(GetKey(c.ParentType, c.ParentId), c.Name);
if(entityAttribute == null)
{
Process(new CreateAttributeCommand(c.ParentId, c.ParentType, c.Name, c.Type, c.Value));
return;
}
// Treat null values as a DeleteAttributeCommand in this engine
if(c.Value == null)
{
DeleteAttributeCommand dac = new DeleteAttributeCommand(c.ParentId, c.ParentType, c.Name, c.Type, c.Value);
Process(dac);
return;
}
if (Utils.IsStandardType(c.Type)) // string is not a ValueType
entityAttribute.InnerText = Utils.ConvertToString(c.Value, c.Type);
else
entityAttribute.InnerText = Utils.SerializeToString(c.Value);
}
public override UpdateAttributeCommand Visit(UpdateAttributeCommand c)
{
_RWL.AcquireWriterLock();
try
{
Entity entity = GetEntity(c.ParentType, c.ParentId);
State tmpState = entity.State;
entity[c.Name].Value = c.Value;
entity.State = tmpState;
}
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 override UpdateAttributeCommand Visit(UpdateAttributeCommand c)
{
Entity e = new Entity(SyncUtils.UPDATE_ATTRIBUTE);
PopulateDefaults(e, c);
e.SetValue(SyncUtils.PARENTID, c.ParentId);
e.SetValue(SyncUtils.PARENTTYPE, c.ParentType);
e.SetValue(SyncUtils.TYPE, c.Type.Name);
e.SetValue(SyncUtils.NAME, c.Name);
e.SetValue(SyncUtils.VALUE, engine.Factory.Serializer.SerializeToString(c.Value));
transaction.Serialize(e);
return c;
}
public void Process(UpdateAttributeCommand c)
{
EntityMapping e = _Mapping.Entities[c.ParentType, true];
AttributeMapping a = e.Attributes[c.Name, true];
if (a == null)
throw new Exception(String.Format("The attribute '{0}' of the entity '{1}' is not defined in your mapping file", c.Name, c.ParentType));
IDbCommand command;
// teste si les attributs doivent être mis dans la même table
if (a.Table == null | e.Table == a.Table)
{
command = _Driver.CreateCommand(String.Format(@"UPDATE {0} SET {1} = {2} WHERE {3}",
_Dialect.FormatAttribute(e.Table),
_Dialect.FormatAttribute(a.Field),
_Driver.FormatParameter("Value"),
GetWhereId(e.Ids)), _Connection, _Transaction);
SerializableType serializableType = a.Type == null ? a.GetSerializableType(a.DbType, c.Type) : a.GetSerializableType(a.DbType, a.Type);
switch (serializableType)
{
case SerializableType.BinarySerialization:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.SerializeToArray(c.Value)));
break;
case SerializableType.StringSerialization:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.SerializeToString(c.Value)));
break;
case SerializableType.Standard:
command.Parameters.Add(a.CreateDbDataParameter("Value", c.Value));
break;
case SerializableType.String:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.ConvertToString(c.Value, c.Type)));
break;
case SerializableType.Int:
command.Parameters.Add(a.CreateDbDataParameter("Value", Convert.ToInt32(c.Value)));
break;
}
string[] parentIds = c.ParentId.Split(SqlMapperProvider.IDSEP);
for (int i = 0; i < e.Ids.Count; i++)
{
command.Parameters.Add(_Driver.CreateParameter("Id" + i.ToString(), _Dialect.GetDbTypeToPrimaryKey(e.Ids[i].Generator), parentIds[i]));
}
}
else
{
if (a.Discriminator != null)
{
string query = String.Format(@"UPDATE {0} SET {1} = {4}, TYPE = {5} WHERE {2} = {6} and {3} = {7}",
_Dialect.FormatAttribute(a.Table),
_Dialect.FormatAttribute(a.Field),
_Dialect.FormatAttribute(a.Discriminator),
_Dialect.FormatAttribute(a.ParentField),
_Driver.FormatParameter("Value"),
_Driver.FormatParameter("Type"),
_Driver.FormatParameter("Name"),
_Driver.FormatParameter("FK_Entity"));
command = _Driver.CreateCommand(query, _Connection, _Transaction);
SerializableType serializableType = a.Type == null ? a.GetSerializableType(a.DbType, c.Type) : a.GetSerializableType(a.DbType, a.Type);
switch (serializableType)
{
case SerializableType.BinarySerialization:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.SerializeToArray(c.Value)));
break;
case SerializableType.StringSerialization:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.SerializeToString(c.Value)));
break;
case SerializableType.Standard:
command.Parameters.Add(a.CreateDbDataParameter("Value", c.Value));
break;
case SerializableType.String:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.ConvertToString(c.Value, c.Type)));
break;
case SerializableType.Int:
command.Parameters.Add(a.CreateDbDataParameter("Value", (int)c.Value));
break;
}
command.Parameters.Add(_Driver.CreateParameter("Type", DbType.AnsiString, Utils.GetFullName(c.Type)));
command.Parameters.Add(_Driver.CreateParameter("Name", DbType.AnsiString, a.DiscriminatorValue == "*" ? c.Name : a.DiscriminatorValue));
command.Parameters.Add(_Driver.CreateParameter("FK_Entity", _Dialect.GetDbTypeToPrimaryKey(e.Ids[0].Generator), c.ParentId));
}
else
{
string query = String.Format(@"UPDATE {0} SET {1} = {3} WHERE {2} = {4}",
_Dialect.FormatAttribute(a.Table),
_Dialect.FormatAttribute(a.Field),
_Dialect.FormatAttribute(a.ParentField),
_Driver.FormatParameter("Value"),
_Driver.FormatParameter("FK_Entity"));
command = _Driver.CreateCommand(query, _Connection, _Transaction);
SerializableType serializableType = a.Type == null ? a.GetSerializableType(a.DbType, c.Type) : a.GetSerializableType(a.DbType, a.Type);
switch (serializableType)
{
case SerializableType.BinarySerialization:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.SerializeToArray(c.Value)));
break;
case SerializableType.StringSerialization:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.SerializeToString(c.Value)));
break;
case SerializableType.Standard:
command.Parameters.Add(a.CreateDbDataParameter("Value", c.Value));
break;
case SerializableType.String:
command.Parameters.Add(a.CreateDbDataParameter("Value", Common.Utils.ConvertToString(c.Value, c.Type)));
break;
case SerializableType.Int:
command.Parameters.Add(a.CreateDbDataParameter("Value", (int)c.Value));
break;
}
command.Parameters.Add(_Driver.CreateParameter("FK_Entity", _Dialect.GetDbTypeToPrimaryKey(e.Ids[0].Generator), c.ParentId));
}
}
command.Transaction = _Transaction;
if (_Engine.TraceSqlSwitch.Enabled)
{
TraceHelpler.Trace(command, _Dialect);
}
command.ExecuteNonQuery();
}
public abstract UpdateAttributeCommand Visit(UpdateAttributeCommand item);
public override UpdateAttributeCommand Visit(UpdateAttributeCommand c)
{
_RWL.AcquireWriterLock(Timeout.Infinite);
try
{
Entity entity = _Entities[CacheEngine.GetCacheKey(c.ParentType, c.ParentId)];
if (entity == null)
return c;
State tmpState = entity.State;
entity[c.Name].Value = c.Value;
entity.State = tmpState;
}
finally
{
_RWL.ReleaseWriterLock();
}
return c;
}
