public void Remove(T obj)
{
String sqlCommand;
SqlParameter[] parameters;
sqlCommand = @"DELETE FROM " + RelationshipTableName
+ " WHERE " + ChildKeyColumnName + " = @" + ChildKeyColumnName
+ " AND " + ParentKeyColumnName + " = @" + ParentKeyColumnName;
parameters = new SqlParameter[]
{
new SqlParameter(ParentKeyColumnName
, SqlBuilderServices.GetDBTypeFromSystemType(_parentObject.ActiveRecordMap.PrimaryKeyColumnMap.Property.PropertyType)
, _parentObject.Id),
new SqlParameter(ChildKeyColumnName
, SqlBuilderServices.GetDBTypeFromSystemType(ActiveRecord <T> .GetMap().PrimaryKeyColumnMap.Property.PropertyType)
, obj.Id)
};
//Execute Delete Command
ActiveRecordSession.GetSession().DatabaseServices.ExecuteNonQuery(sqlCommand, parameters);
ObjectList.Remove(obj);
_retrivedObjects.Remove(obj.Id);
}
public static void CreateSession(IDbProvider dbProvider)
{
lock (_ActiveRecordSessionLock)
{
if (_instance == null)
{
_instance = new ActiveRecordSession(dbProvider);
}
}
}
public override void Save()
{
String where;
SqlParameter[] parameters;
foreach (T obj in ObjectList)
{
//Set each child's foreign key to the parent's primary key
if (obj.Version < _parentObject.Version)
{
obj.Save();
}
//Insert relationship row for newly added/created child objects
if (!_retrivedObjects.Contains(obj.Id))
{
string command = @"INSERT INTO " + RelationshipTableName
+ "(" + ParentKeyColumnName + "," + ChildKeyColumnName + ")"
+ " VALUES(@" + ParentKeyColumnName + ", @" + ChildKeyColumnName + ")";
parameters = new SqlParameter[]
{
new SqlParameter(ParentKeyColumnName
, SqlBuilderServices.GetDBTypeFromSystemType(_parentObject.ActiveRecordMap.PrimaryKeyColumnMap.Property.PropertyType)
, _parentObject.Id),
new SqlParameter(ChildKeyColumnName
, SqlBuilderServices.GetDBTypeFromSystemType(ActiveRecord <T> .GetMap().PrimaryKeyColumnMap.Property.PropertyType)
, obj.Id)
};
//Execute Insert Command
ActiveRecordSession.GetSession().DatabaseServices.ExecuteNonQuery(command, parameters);
_retrivedObjects.Add(obj.Id);
}
}
}
