QuickFIX/J mixing two different versions
One way to do this is to customize the Data Dictionary FIX4.4.xml and replace the fields in it that can sometimes be in FIX 5.0 format. E.g. by copying them from FIX5.0.xml and placing them in the proper messages in FIX4.4.xml. Please see the QuickFIX/J user FAQ for more details. From the QuickFIX/J user manual: … Read more