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.uom.server.transfer;
018
019import javax.inject.Inject;
020import com.echothree.model.control.uom.common.transfer.UnitOfMeasureEquivalentTransfer;
021import com.echothree.model.control.uom.server.control.UomControl;
022import com.echothree.model.data.uom.server.entity.UnitOfMeasureEquivalent;
023import com.echothree.model.data.user.server.entity.UserVisit;
024import javax.enterprise.context.RequestScoped;
025
026@RequestScoped
027public class UnitOfMeasureEquivalentTransferCache
028        extends BaseUomTransferCache<UnitOfMeasureEquivalent, UnitOfMeasureEquivalentTransfer> {
029
030    @Inject
031    UomControl uomControl;
032
033    /** Creates a new instance of UnitOfMeasureEquivalentTransferCache */
034    protected UnitOfMeasureEquivalentTransferCache() {
035        super();
036    }
037    
038    public UnitOfMeasureEquivalentTransfer getUnitOfMeasureEquivalentTransfer(UserVisit userVisit, UnitOfMeasureEquivalent unitOfMeasureEquivalent) {
039        var unitOfMeasureEquivalentTransfer = get(unitOfMeasureEquivalent);
040        
041        if(unitOfMeasureEquivalentTransfer == null) {
042            var fromUnitOfMeasureType = uomControl.getUnitOfMeasureTypeTransfer(userVisit, unitOfMeasureEquivalent.getFromUnitOfMeasureType());
043            var toUnitOfMeasureType = uomControl.getUnitOfMeasureTypeTransfer(userVisit, unitOfMeasureEquivalent.getToUnitOfMeasureType());
044            var toQuantity = unitOfMeasureEquivalent.getToQuantity();
045            
046            unitOfMeasureEquivalentTransfer = new UnitOfMeasureEquivalentTransfer(fromUnitOfMeasureType, toUnitOfMeasureType, toQuantity);
047            put(userVisit, unitOfMeasureEquivalent, unitOfMeasureEquivalentTransfer);
048        }
049        
050        return unitOfMeasureEquivalentTransfer;
051    }
052    
053}