//Added by Arpit on 15th Dec,2016
        public static MJournal CopyFrom(Ctx ctx, int GL_Journal_ID, DateTime?dateDoc, Trx trxName)
        {
            MJournal from = new MJournal(ctx, GL_Journal_ID, trxName);

            if (from.GetGL_Journal_ID() == 0)
            {
                throw new ArgumentException("From Journal Batch not found GL_JournalBatch_ID=" + GL_Journal_ID);
            }
            //
            MJournal to = new MJournal(ctx, 0, trxName);

            PO.CopyValues(from, to, from.GetAD_Client_ID(), from.GetAD_Org_ID());
            to.Set_ValueNoCheck("DocumentNo", null);
            // to.Set_ValueNoCheck("C_Period_ID", null);
            to.SetDateAcct(dateDoc);
            to.SetDateDoc(dateDoc);
            to.SetDocStatus(DOCSTATUS_Drafted);
            to.SetDocAction(DOCACTION_Complete);
            to.SetIsApproved(false);
            to.SetProcessed(false);
            from.GetType();
            //
            if (!to.Save())
            {
                throw new Exception("Could not create GL Journal ");
            }

            if (to.CopyJLines(from, dateDoc) == 0)
            {
                throw new Exception("Could not create GL Journal Details");
            }

            return(to);
        }       //	copyFrom