001// -------------------------------------------------------------------------------- 002// Copyright 2002-2024 Echo Three, LLC 003// 004// Licensed under the Apache License, Version 2.0 (the "License"); 005// you may not use this file except in compliance with the License. 006// You may obtain a copy of the License at 007// 008// http://www.apache.org/licenses/LICENSE-2.0 009// 010// Unless required by applicable law or agreed to in writing, software 011// distributed under the License is distributed on an "AS IS" BASIS, 012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013// See the License for the specific language governing permissions and 014// limitations under the License. 015// -------------------------------------------------------------------------------- 016 017package com.echothree.model.control.printer.server.logic; 018 019import com.echothree.model.control.printer.server.control.PrinterControl; 020import com.echothree.model.data.party.server.entity.Party; 021import com.echothree.model.data.printer.server.entity.PartyPrinterGroupUse; 022import com.echothree.model.data.printer.server.entity.PrinterGroup; 023import com.echothree.model.data.printer.server.entity.PrinterGroupUseType; 024import com.echothree.util.common.message.ExecutionErrors; 025import com.echothree.util.common.persistence.BasePK; 026import com.echothree.util.server.control.BaseLogic; 027import com.echothree.util.server.message.ExecutionErrorAccumulator; 028import com.echothree.util.server.persistence.Session; 029 030public class PartyPrinterGroupUseLogic 031 extends BaseLogic { 032 033 private PartyPrinterGroupUseLogic() { 034 super(); 035 } 036 037 private static class PartyPrinterGroupUseLogicHolder { 038 static PartyPrinterGroupUseLogic instance = new PartyPrinterGroupUseLogic(); 039 } 040 041 public static PartyPrinterGroupUseLogic getInstance() { 042 return PartyPrinterGroupUseLogicHolder.instance; 043 } 044 045 public PartyPrinterGroupUse getPartyPrinterGroupUse(final ExecutionErrorAccumulator ema, final Party party, final PrinterGroupUseType printerGroupUseType, 046 final BasePK createdBy) { 047 var printerControl = Session.getModelController(PrinterControl.class); 048 PartyPrinterGroupUse partyPrinterGroupUse = printerControl.getPartyPrinterGroupUse(party, printerGroupUseType); 049 050 if(partyPrinterGroupUse == null) { 051 PrinterGroup printerGroup = printerControl.getDefaultPrinterGroup(); 052 053 if(printerGroup == null) { 054 addExecutionError(ema, ExecutionErrors.MissingDefaultPartyPrinterGroup.name()); 055 } else { 056 partyPrinterGroupUse = printerControl.createPartyPrinterGroupUse(party, printerGroupUseType, printerGroup, createdBy); 057 } 058 } 059 060 return partyPrinterGroupUse; 061 } 062 063 public PartyPrinterGroupUse getPartyPrinterGroupUseUsingNames(final ExecutionErrorAccumulator ema, final Party party, final String printerGroupUseTypeName, 064 final BasePK createdBy) { 065 var printerControl = Session.getModelController(PrinterControl.class); 066 PrinterGroupUseType printerGroupUseType = printerControl.getPrinterGroupUseTypeByName(printerGroupUseTypeName); 067 PartyPrinterGroupUse partyPrinterGroupUse = null; 068 069 if(printerGroupUseType == null) { 070 addExecutionError(ema, ExecutionErrors.UnknownPrinterGroupUseTypeName.name(), printerGroupUseTypeName); 071 } else { 072 partyPrinterGroupUse = getPartyPrinterGroupUse(ema, party, printerGroupUseType, createdBy); 073 } 074 075 return partyPrinterGroupUse; 076 } 077 078}