private int getAD_Client_ID_ToUse() {
    if (_adClientId != null) {
      return _adClientId;
    } else if (_mrpContext != null) {
      return _mrpContext.getAD_Client_ID();
    }

    return -1;
  }
  @Override
  public void cleanup(final IMRPContext mrpContext, final IMRPExecutor executor) {
    // If DRP module is not activated, then skip the cleanup
    if (!mrpContext.isRequireDRP()) {
      return;
    }

    final IQueryBL queryBL = Services.get(IQueryBL.class);

    //
    // Delete generated distribution orders
    // (i.e. Distribution Order with Draft Status)
    final ICompositeQueryFilter<I_DD_Order> filters =
        queryBL.createCompositeQueryFilter(I_DD_Order.class);
    filters.addEqualsFilter(I_DD_Order.COLUMNNAME_DocStatus, X_DD_Order.DOCSTATUS_Drafted);

    //
    // Only those which were generated by MRP
    filters.addEqualsFilter(I_DD_Order.COLUMN_MRP_Generated, true);
    // Only those which are allowed to be deleted by MRP cleanup
    filters.addEqualsFilter(I_DD_Order.COLUMN_MRP_AllowCleanup, true);

    //
    // Only for our AD_Client_ID
    filters.addEqualsFilter(I_DD_Order.COLUMNNAME_AD_Client_ID, mrpContext.getAD_Client_ID());
    //
    // Only for our AD_Org_ID
    filters.addEqualsFilter(I_DD_Order.COLUMNNAME_AD_Org_ID, mrpContext.getAD_Org().getAD_Org_ID());
    //
    // Only those DD Orders which are from our Plant or does not have a plant at all
    filters.addInArrayFilter(
        I_DD_Order.COLUMNNAME_PP_Plant_ID, null, mrpContext.getPlant().getS_Resource_ID());

    //
    // Only those which have a line with Destination Warehouse same as our warehouse
    final int targetWarehouseId = mrpContext.getM_Warehouse().getM_Warehouse_ID();
    filters.addFilter(
        Services.get(IDDOrderDAO.class)
            .getDDOrdersForTargetWarehouseQueryFilter(targetWarehouseId));

    //
    // If we are running in an constrained MRP Context, filter only those documents
    if (mrpContext.getEnforced_PP_MRP_Demand_ID() > 0) {
      final IQuery<I_PP_MRP> mrpQuery =
          createMRPQueryBuilderForCleanup(mrpContext, executor)
              .createQueryBuilder()
              .addEqualsFilter(I_PP_MRP.COLUMN_TypeMRP, X_PP_MRP.TYPEMRP_Supply)
              .create();

      filters.addInSubQueryFilter(
          I_DD_Order.COLUMN_DD_Order_ID, I_PP_MRP.COLUMN_DD_Order_ID, mrpQuery);
    }

    deletePO(mrpContext, executor, I_DD_Order.class, filters);
  }