001// --------------------------------------------------------------------------------
002// Copyright 2002-2025 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.uom.server.transfer;
018
019import com.echothree.model.control.uom.common.transfer.UnitOfMeasureEquivalentTransfer;
020import com.echothree.model.control.uom.server.control.UomControl;
021import com.echothree.model.data.uom.server.entity.UnitOfMeasureEquivalent;
022import com.echothree.model.data.user.server.entity.UserVisit;
023import com.echothree.util.server.persistence.Session;
024import javax.enterprise.context.RequestScoped;
025
026@RequestScoped
027public class UnitOfMeasureEquivalentTransferCache
028        extends BaseUomTransferCache<UnitOfMeasureEquivalent, UnitOfMeasureEquivalentTransfer> {
029
030    UomControl uomControl = Session.getModelController(UomControl.class);
031
032    /** Creates a new instance of UnitOfMeasureEquivalentTransferCache */
033    protected UnitOfMeasureEquivalentTransferCache() {
034        super();
035    }
036    
037    public UnitOfMeasureEquivalentTransfer getUnitOfMeasureEquivalentTransfer(UserVisit userVisit, UnitOfMeasureEquivalent unitOfMeasureEquivalent) {
038        var unitOfMeasureEquivalentTransfer = get(unitOfMeasureEquivalent);
039        
040        if(unitOfMeasureEquivalentTransfer == null) {
041            var fromUnitOfMeasureType = uomControl.getUnitOfMeasureTypeTransfer(userVisit, unitOfMeasureEquivalent.getFromUnitOfMeasureType());
042            var toUnitOfMeasureType = uomControl.getUnitOfMeasureTypeTransfer(userVisit, unitOfMeasureEquivalent.getToUnitOfMeasureType());
043            var toQuantity = unitOfMeasureEquivalent.getToQuantity();
044            
045            unitOfMeasureEquivalentTransfer = new UnitOfMeasureEquivalentTransfer(fromUnitOfMeasureType, toUnitOfMeasureType, toQuantity);
046            put(userVisit, unitOfMeasureEquivalent, unitOfMeasureEquivalentTransfer);
047        }
048        
049        return unitOfMeasureEquivalentTransfer;
050    }
051    
052}