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.track.server.transfer;
018
019import javax.inject.Inject;
020import com.echothree.model.control.track.common.transfer.TrackDescriptionTransfer;
021import com.echothree.model.control.track.server.control.TrackControl;
022import com.echothree.model.data.track.server.entity.TrackDescription;
023import com.echothree.model.data.user.server.entity.UserVisit;
024import javax.enterprise.context.RequestScoped;
025
026@RequestScoped
027public class TrackDescriptionTransferCache
028        extends BaseTrackDescriptionTransferCache<TrackDescription, TrackDescriptionTransfer> {
029
030    @Inject
031    TrackControl trackControl;
032
033    /** Creates a new instance of TrackDescriptionTransferCache */
034    protected TrackDescriptionTransferCache() {
035        super();
036    }
037    
038    public TrackDescriptionTransfer getTrackDescriptionTransfer(UserVisit userVisit, TrackDescription trackDescription) {
039        var trackDescriptionTransfer = get(trackDescription);
040        
041        if(trackDescriptionTransfer == null) {
042            var trackTransfer = trackControl.getTrackTransfer(userVisit, trackDescription.getTrack());
043            var languageTransfer = partyControl.getLanguageTransfer(userVisit, trackDescription.getLanguage());
044            
045            trackDescriptionTransfer = new TrackDescriptionTransfer(languageTransfer, trackTransfer, trackDescription.getDescription());
046            put(userVisit, trackDescription, trackDescriptionTransfer);
047        }
048        return trackDescriptionTransfer;
049    }
050    
051}