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.message.server.transfer;
018
019import com.echothree.model.control.core.server.control.MimeTypeControl;
020import com.echothree.model.control.message.common.transfer.MessageBlobTransfer;
021import com.echothree.model.control.message.server.control.MessageControl;
022import com.echothree.model.control.party.server.control.PartyControl;
023import com.echothree.model.data.message.server.entity.MessageBlob;
024import com.echothree.model.data.user.server.entity.UserVisit;
025import com.echothree.util.server.persistence.Session;
026import javax.enterprise.context.RequestScoped;
027
028@RequestScoped
029public class MessageBlobTransferCache
030        extends BaseMessageTransferCache<MessageBlob, MessageBlobTransfer> {
031
032    MessageControl messageControl = Session.getModelController(MessageControl.class);
033    MimeTypeControl mimeTypeControl = Session.getModelController(MimeTypeControl.class);
034    PartyControl partyControl = Session.getModelController(PartyControl.class);
035    
036    /** Creates a new instance of MessageBlobTransferCache */
037    protected MessageBlobTransferCache() {
038        super();
039    }
040    
041    public MessageBlobTransfer getMessageBlobTransfer(UserVisit userVisit, MessageBlob messageBlob) {
042        var messageBlobTransfer = get(messageBlob);
043        
044        if(messageBlobTransfer == null) {
045            var message = messageControl.getMessageTransfer(userVisit, messageBlob.getMessage());
046            var language = partyControl.getLanguageTransfer(userVisit, messageBlob.getLanguage());
047            var mimeType = mimeTypeControl.getMimeTypeTransfer(userVisit, messageBlob.getMimeType());
048            var blob = messageBlob.getBlob();
049            
050            messageBlobTransfer = new MessageBlobTransfer(message, language, mimeType, blob);
051            put(userVisit, messageBlob, messageBlobTransfer);
052        }
053        
054        return messageBlobTransfer;
055    }
056    
057}