//create Output variable
BOFactory factory = (BOFactory)ServiceManager.INSTANCE.locateService("com/ibm/websphere/bo/BOFactory");

Type type = getVariableType("Output");
Output = factory.createByType(type);

//copy DataObjects
BOCopy copyService = (BOCopy)ServiceManager.INSTANCE.locateService("com/ibm/websphere/bo/BOCopy");

// alternative 1: copy (deep copy)
if(ProcessBusinessObject != null)
{
  DataObject dataObject = copyService.copy(ProcessBusinessObject);
  Output.setDataObject("processBusinessObject",dataObject);
}

//alternative 2: copyInto (deep copy)
if(ProcessBO != null)
{
  DataObject copyBO = copyService.copy(ProcessBO);
  Output.set("processBO", ProcessBO);
}