Java tutorial
/* * Copyright (C) 2013-2017 NTT DATA Corporation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, * either express or implied. See the License for the specific language * governing permissions and limitations under the License. */ package org.terasoluna.gfw.functionaltest.app.download; import java.io.IOException; import java.io.InputStream; import java.util.Map; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.core.io.ClassPathResource; import org.springframework.core.io.Resource; import org.springframework.stereotype.Component; import org.terasoluna.gfw.web.download.AbstractFileDownloadView; @Component public class ImageFileDownloadView extends AbstractFileDownloadView { @Override protected InputStream getInputStream(Map<String, Object> model, HttpServletRequest request) throws IOException { Resource resource = new ClassPathResource("image/Duke.png"); return resource.getInputStream(); } @Override protected void addResponseHeader(Map<String, Object> model, HttpServletRequest request, HttpServletResponse response) { response.setHeader("Content-Disposition", "attachment; filename=Duke.png"); response.setContentType("image/png"); } }