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.CoreProperties;
020import com.echothree.model.control.core.common.transfer.CacheEntryDependencyTransfer;
021import com.echothree.model.control.core.server.control.CacheEntryControl;
022import com.echothree.model.control.core.server.control.EntityInstanceControl;
023import com.echothree.model.data.core.server.entity.CacheEntryDependency;
024import com.echothree.model.data.user.server.entity.UserVisit;
025import com.echothree.util.common.form.TransferProperties;
026import com.echothree.util.server.persistence.Session;
027import javax.enterprise.context.RequestScoped;
028
029@RequestScoped
030public class CacheEntryDependencyTransferCache
031        extends BaseCoreTransferCache<CacheEntryDependency, CacheEntryDependencyTransfer> {
032
033    CacheEntryControl cacheEntryControl = Session.getModelController(CacheEntryControl.class);
034    EntityInstanceControl entityInstanceControl = Session.getModelController(EntityInstanceControl.class);
035
036    TransferProperties transferProperties;
037    boolean filterCacheEntry;
038    boolean filterEntityInstance;
039    
040    /** Creates a new instance of CacheEntryTransferCache */
041    protected CacheEntryDependencyTransferCache() {
042        super();
043        
044        transferProperties = session.getTransferProperties();
045        if(transferProperties != null) {
046            var properties = transferProperties.getProperties(CacheEntryDependencyTransfer.class);
047            
048            if(properties != null) {
049                filterCacheEntry = !properties.contains(CoreProperties.CACHE_ENTRY);
050                filterEntityInstance = !properties.contains(CoreProperties.ENTITY_INSTANCE);
051            }
052        }
053    }
054    
055    public CacheEntryDependencyTransfer getCacheEntryDependencyTransfer(UserVisit userVisit, CacheEntryDependency cacheEntryDependency) {
056        var cacheEntryDependencyTransfer = get(cacheEntryDependency);
057        
058        if(cacheEntryDependencyTransfer == null) {
059            var cacheEntry = filterCacheEntry ? null : cacheEntryControl.getCacheEntryTransfer(userVisit, cacheEntryDependency.getCacheEntry());
060            var entityInstance = filterEntityInstance ? null : entityInstanceControl.getEntityInstanceTransfer(userVisit, cacheEntryDependency.getEntityInstance(), false, false, false, false);
061
062            cacheEntryDependencyTransfer = new CacheEntryDependencyTransfer(cacheEntry, entityInstance);
063            put(userVisit, cacheEntryDependency, cacheEntryDependencyTransfer);
064        }
065        
066        return cacheEntryDependencyTransfer;
067    }
068    
069}