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.item.server.transfer;
018
019import com.echothree.model.control.item.common.transfer.ItemTransfer;
020import com.echothree.model.control.item.common.transfer.RelatedItemTransfer;
021import com.echothree.model.control.item.common.transfer.RelatedItemTypeTransfer;
022import com.echothree.model.control.item.server.control.ItemControl;
023import com.echothree.model.data.item.server.entity.RelatedItem;
024import com.echothree.model.data.item.server.entity.RelatedItemDetail;
025import com.echothree.model.data.user.server.entity.UserVisit;
026
027public class RelatedItemTransferCache
028        extends BaseItemTransferCache<RelatedItem, RelatedItemTransfer> {
029    
030    /** Creates a new instance of RelatedItemTransferCache */
031    public RelatedItemTransferCache(UserVisit userVisit, ItemControl itemControl) {
032        super(userVisit, itemControl);
033
034        setIncludeEntityInstance(true);
035    }
036    
037    @Override
038    public RelatedItemTransfer getTransfer(RelatedItem relatedItem) {
039        RelatedItemTransfer relatedItemTransfer = get(relatedItem);
040        
041        if(relatedItemTransfer == null) {
042            RelatedItemDetail relatedItemDetail = relatedItem.getLastDetail();
043            RelatedItemTypeTransfer relatedItemType = itemControl.getRelatedItemTypeTransfer(userVisit, relatedItemDetail.getRelatedItemType());
044            ItemTransfer fromItem = itemControl.getItemTransfer(userVisit, relatedItemDetail.getFromItem());
045            ItemTransfer toItem = itemControl.getItemTransfer(userVisit, relatedItemDetail.getToItem());
046            Integer sortOrder = relatedItemDetail.getSortOrder();
047            
048            relatedItemTransfer = new RelatedItemTransfer(relatedItemType, fromItem, toItem, sortOrder);
049            put(relatedItem, relatedItemTransfer);
050        }
051        
052        return relatedItemTransfer;
053    }
054    
055}