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.core.server.transfer;
018
019import com.echothree.model.control.core.common.transfer.EntityAttributeDescriptionTransfer;
020import com.echothree.model.control.core.server.control.CoreControl;
021import com.echothree.model.data.core.server.entity.EntityAttributeDescription;
022import com.echothree.model.data.core.server.entity.EntityInstance;
023import com.echothree.model.data.user.server.entity.UserVisit;
024import com.echothree.util.server.persistence.Session;
025import javax.enterprise.context.RequestScoped;
026
027@RequestScoped
028public class EntityAttributeDescriptionTransferCache
029        extends BaseCoreDescriptionTransferCache<EntityAttributeDescription, EntityAttributeDescriptionTransfer> {
030
031    CoreControl coreControl = Session.getModelController(CoreControl.class);
032
033    /** Creates a new instance of EntityAttributeDescriptionTransferCache */
034    protected EntityAttributeDescriptionTransferCache() {
035        super();
036    }
037    
038    public EntityAttributeDescriptionTransfer getEntityAttributeDescriptionTransfer(final UserVisit userVisit, final EntityAttributeDescription entityAttributeDescription, final EntityInstance entityInstance) {
039        var entityAttributeDescriptionTransfer = get(entityAttributeDescription);
040        
041        if(entityAttributeDescriptionTransfer == null) {
042            var entityAttributeTransfer = entityInstance == null ? coreControl.getEntityAttributeTransfer(userVisit, entityAttributeDescription.getEntityAttribute(), entityInstance) : null;
043            var languageTransfer = partyControl.getLanguageTransfer(userVisit, entityAttributeDescription.getLanguage());
044            
045            entityAttributeDescriptionTransfer = new EntityAttributeDescriptionTransfer(languageTransfer, entityAttributeTransfer, entityAttributeDescription.getDescription());
046            put(userVisit, entityAttributeDescription, entityAttributeDescriptionTransfer);
047        }
048        return entityAttributeDescriptionTransfer;
049    }
050    
051}