001// --------------------------------------------------------------------------------
002// Copyright 2002-2026 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.item.server.transfer;
018
019import javax.inject.Inject;
020import com.echothree.model.control.item.common.transfer.ItemAliasTransfer;
021import com.echothree.model.control.item.server.control.ItemControl;
022import com.echothree.model.control.uom.server.control.UomControl;
023import com.echothree.model.data.item.server.entity.ItemAlias;
024import com.echothree.model.data.user.server.entity.UserVisit;
025import javax.enterprise.context.RequestScoped;
026
027@RequestScoped
028public class ItemAliasTransferCache
029        extends BaseItemTransferCache<ItemAlias, ItemAliasTransfer> {
030
031    @Inject
032    ItemControl itemControl;
033
034    @Inject
035    UomControl uomControl;
036    
037    /** Creates a new instance of ItemAliasTransferCache */
038    protected ItemAliasTransferCache() {
039        super();
040    }
041    
042    @Override
043    public ItemAliasTransfer getTransfer(UserVisit userVisit, ItemAlias itemAlias) {
044        var itemAliasTransfer = get(itemAlias);
045        
046        if(itemAliasTransfer == null) {
047            var item = itemControl.getItemTransfer(userVisit, itemAlias.getItem());
048            var unitOfMeasureType = uomControl.getUnitOfMeasureTypeTransfer(userVisit, itemAlias.getUnitOfMeasureType());
049            var itemAliasType = itemControl.getItemAliasTypeTransfer(userVisit, itemAlias.getItemAliasType());
050            var alias = itemAlias.getAlias();
051            
052            itemAliasTransfer = new ItemAliasTransfer(item, unitOfMeasureType, itemAliasType, alias);
053            put(userVisit, itemAlias, itemAliasTransfer);
054        }
055        
056        return itemAliasTransfer;
057    }
058    
059}