001/**
002 * Copyright (c) 2015-2022, Michael Yang 杨福海 (fuhai999@gmail.com).
003 * <p>
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 * <p>
008 * http://www.apache.org/licenses/LICENSE-2.0
009 * <p>
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 */
016package io.jboot.web.attachment;
017
018import com.jfinal.handler.Handler;
019
020import javax.servlet.http.HttpServletRequest;
021import javax.servlet.http.HttpServletResponse;
022
023/**
024 * @author michael yang (fuhai999@gmail.com)
025 */
026public class AttachmentHandler extends Handler {
027
028    private AttachmentManager manager = AttachmentManager.me();
029
030    @Override
031    public void handle(String target, HttpServletRequest request, HttpServletResponse response, boolean[] isHandled) {
032        // manager 成功渲染文件
033        if (manager.renderFile(target, request, response)) {
034            isHandled[0] = true;
035        }
036        // manager 不渲染，由容器本身去渲染
037        else {
038            next.handle(target, request, response, isHandled);
039        }
040    }
041}