List of usage examples for javax.servlet ServletOutputStream close
public void close() throws IOException
From source file:gov.nih.nci.calims2.ui.report.filledreport.FilledReportController.java
/** * //from ww w. j a v a 2s . co m * @param response The servlet response. * @param id The id of the filledreport to view. * @param formatName The format of the pdf file. */ @RequestMapping("/exportReport.do") public void exportReport(HttpServletResponse response, @RequestParam("id") Long id, @RequestParam("format") String formatName) { FilledReport filledReport = getMainService().findById(FilledReport.class, id); Report report = filledReport.getReport(); FilledReportFormat format = FilledReportFormat.valueOf(formatName); try { ServletOutputStream servletOutputStream = response.getOutputStream(); File exportedFile = ((FilledReportService) getMainService()).exportJasperReport(id, tempfiledir, format); response.setContentType(format.getContentType()); DateTimeFormatter fmt = DateTimeFormat.forPattern("yyyyMMdd-HHmmss"); String filename = report.getName() + fmt.print(filledReport.getExecutionTime()) + format.getExtention(); response.setHeader("Content-Disposition", "attachment;filename=" + filename); FileInputStream fileInputStream = new FileInputStream(exportedFile); IOUtils.copyLarge(fileInputStream, servletOutputStream); IOUtils.closeQuietly(fileInputStream); servletOutputStream.flush(); servletOutputStream.close(); exportedFile.delete(); } catch (IOException e1) { throw new RuntimeException("IOException in exportReport", e1); } catch (ReportingException e) { throw new RuntimeException("ReportingException in exportReport", e); } }
From source file:SendMp3.java
public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { String fileName = (String) request.getParameter("file"); if (fileName == null || fileName.equals("")) throw new ServletException("Invalid or non-existent file parameter in SendMp3 servlet."); if (fileName.indexOf(".mp3") == -1) fileName = fileName + ".mp3"; String mp3Dir = getServletContext().getInitParameter("mp3-dir"); if (mp3Dir == null || mp3Dir.equals("")) throw new ServletException("Invalid or non-existent mp3Dir context-param."); ServletOutputStream stream = null; BufferedInputStream buf = null; try {// ww w . ja v a 2 s .c o m stream = response.getOutputStream(); File mp3 = new File(mp3Dir + "/" + fileName); //set response headers response.setContentType("audio/mpeg"); response.addHeader("Content-Disposition", "attachment; filename=" + fileName); response.setContentLength((int) mp3.length()); FileInputStream input = new FileInputStream(mp3); buf = new BufferedInputStream(input); int readBytes = 0; //read from the file; write to the ServletOutputStream while ((readBytes = buf.read()) != -1) stream.write(readBytes); } catch (IOException ioe) { throw new ServletException(ioe.getMessage()); } finally { if (stream != null) stream.close(); if (buf != null) buf.close(); } }
From source file:com.viewer.controller.ViewerController.java
@RequestMapping(value = "/GetFile") @ResponseBody//from w w w . j av a 2 s. c o m private void GetFile(@RequestParam String path, Boolean getPdf, Boolean useHtmlBasedEngine, Boolean supportPageRotation, HttpServletResponse response) throws Exception { File file = new File(path); String displayName = path; String nameWithoutExtension = removeExtention(path); Stream fileStream; File newFile = new File(nameWithoutExtension + ".pdf"); displayName = newFile.getPath(); PdfFileOptions options = new PdfFileOptions(); options.setGuid(path); FileContainer pdfFileResponse = _htmlHandler.getPdfFile(options); response.setContentType("application/octet-stream"); response.setHeader("Content-Disposition", "attachment; filename=\"" + displayName + "\""); InputStream fileIn = pdfFileResponse.getStream(); ServletOutputStream out = response.getOutputStream(); byte[] outputByte = new byte[4096]; while (fileIn.read(outputByte, 0, 4096) != -1) { out.write(outputByte, 0, 4096); } fileIn.close(); out.flush(); out.close(); }
From source file:com.spring.tutorial.controllers.DefaultController.java
@RequestMapping(value = "/my-drive/dropbox/downloads/**", method = RequestMethod.GET) public String getDropboxFile(HttpServletRequest request, HttpServletResponse response) throws IOException, DbxException { config = new DbxRequestConfig("JavaTutorial/1.0", Locale.getDefault().toString()); DbxClient client = new DbxClient(config, (String) request.getSession().getAttribute("dropbox_token")); String path = request.getServletPath() .substring(request.getServletPath().indexOf("/my-drive/dropbox/downloads/") + 27); ServletOutputStream outputStream = response.getOutputStream(); try {/*from w w w . j av a 2s .c o m*/ DbxEntry.File downloadedFile = client.getFile(path, null, outputStream); String mimeType = "application/octet-stream"; response.setContentType(mimeType); response.setContentLength((int) downloadedFile.numBytes); String headerKey = "Content-Disposition"; String headerValue = String.format("attachment; filename=\"%s\"", downloadedFile.name); } finally { outputStream.close(); } return ""; }
From source file:org.efs.openreports.services.servlet.ReportServiceServlet.java
protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try {/*from w ww. j av a2s .c o m*/ ServletReportServiceInput reportInput = buildReportServiceInput(request); reportInput.setParameterMap(request.getParameterMap()); ReportEngineOutput reportOutput = reportService.generateReport(reportInput); if (reportOutput instanceof QueryEngineOutput) { QueryEngineOutput queryReport = (QueryEngineOutput) reportOutput; request.getSession().setAttribute("properties", queryReport.getProperties()); request.getSession().setAttribute("results", queryReport.getResults()); request.getSession().setAttribute("reportName", StringUtils.deleteWhitespace(reportInput.getReportName())); response.sendRedirect("report-viewer/query-report.jsp"); //getServletContext().getRequestDispatcher("/report-viewer/query-report.jsp").forward(request, response); return; } ServletOutputStream out = response.getOutputStream(); if (reportOutput.getContent() != null) { if (reportInput.getExportType() != ReportEngine.EXPORT_HTML) { response.setContentType(reportOutput.getContentType()); response.setContentLength(reportOutput.getContent().length); response.setHeader("Content-disposition", "inline; filename=" + StringUtils.deleteWhitespace(reportInput.getReportName()) + reportOutput.getContentExtension()); } out.write(reportOutput.getContent(), 0, reportOutput.getContent().length); } else { out.write(reportOutput.getContentMessage().getBytes()); } out.flush(); out.close(); } catch (Exception e) { response.getOutputStream().write(e.toString().getBytes()); } }
From source file:com.ephesoft.gxt.batchinstance.server.BatchInfoDownloadServlet.java
/** * Closes the open resources.//from w ww .j ava 2 s.c om * * @param out {@link ServletOutputStream} the servlet output stream * @param zout {@link ZipOutputStream} the output stream for zip file * @param fout {@link FileOutputStream} the file output stream of zip file * @throws IOException if an exception occurs while closing the resources */ private void closeResources(final ServletOutputStream out, final ZipOutputStream zout, final FileOutputStream fout, final PrintWriter writer) throws IOException { if (writer != null) { writer.close(); } if (zout != null) { zout.close(); } if (out != null) { out.close(); } if (fout != null) { fout.close(); } }
From source file:com.all.tracker.controllers.VersionController.java
private void sendFile(File updateFile, ServletOutputStream outputStream) throws Exception { FileInputStream fis = null;/* www . ja v a 2 s . co m*/ try { byte[] readBytes = new byte[1024 * 4]; int amountBytesRead; fis = fileInputStreamFactory.create(updateFile); while ((amountBytesRead = fis.read(readBytes)) != -1) { outputStream.write(readBytes, 0, amountBytesRead); } } catch (Exception e) { throw e; } finally { if (fis != null) { try { fis.close(); } catch (IOException e) { // ignore } } try { outputStream.close(); } catch (IOException e) { // ignore } fis = null; outputStream = null; } }
From source file:org.vasanti.controller.DropZoneFileUpload.java
@Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { if (request.getParameter("getfile") != null && !request.getParameter("getfile").isEmpty()) { File file = new File(ImagefileUploadPath, request.getParameter("getfile")); if (file.exists()) { int bytes = 0; ServletOutputStream op = response.getOutputStream(); response.setContentType(getMimeType(file)); response.setContentLength((int) file.length()); response.setHeader("Content-Disposition", "inline; filename=\"" + file.getName() + "\""); byte[] bbuf = new byte[1024]; DataInputStream in = new DataInputStream(new FileInputStream(file)); while ((in != null) && ((bytes = in.read(bbuf)) != -1)) { op.write(bbuf, 0, bytes); }// w w w . j ava 2 s . c o m in.close(); op.flush(); op.close(); } } // else if (request.getParameter("delfile") != null && !request.getParameter("delfile").isEmpty()) { // File file = new File(request.getServletContext().getRealPath("/") + "imgs/" + request.getParameter("delfile")); // if (file.exists()) { // file.delete(); // TODO:check and report success // } // } else if (request.getParameter("getthumb") != null && !request.getParameter("getthumb").isEmpty()) { File file = new File(ImagefileUploadPath, request.getParameter("getthumb")); if (file.exists()) { String mimetype = getMimeType(file); if (mimetype.endsWith("png") || mimetype.endsWith("jpeg") || mimetype.endsWith("jpg") || mimetype.endsWith("gif")) { BufferedImage im = ImageIO.read(file); if (im != null) { BufferedImage thumb = Scalr.resize(im, 75); ByteArrayOutputStream os = new ByteArrayOutputStream(); if (mimetype.endsWith("png")) { ImageIO.write(thumb, "PNG", os); response.setContentType("image/png"); } else if (mimetype.endsWith("jpeg")) { ImageIO.write(thumb, "jpg", os); response.setContentType("image/jpeg"); } else if (mimetype.endsWith("jpg")) { ImageIO.write(thumb, "jpg", os); response.setContentType("image/jpeg"); } else { ImageIO.write(thumb, "GIF", os); response.setContentType("image/gif"); } ServletOutputStream srvos = response.getOutputStream(); response.setContentLength(os.size()); response.setHeader("Content-Disposition", "inline; filename=\"" + file.getName() + "\""); os.writeTo(srvos); srvos.flush(); srvos.close(); } } } // TODO: check and report success } else { PrintWriter writer = response.getWriter(); writer.write("call POST with multipart form data"); } }
From source file:fr.insalyon.creatis.vip.datamanager.server.rpc.FileDownloadServiceImpl.java
@Override protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { User user = (User) req.getSession().getAttribute(CoreConstants.SESSION_USER); String operationId = req.getParameter("operationid"); if (user != null && operationId != null && !operationId.isEmpty()) { try {// ww w. jav a 2 s . c om GRIDAPoolClient client = CoreUtil.getGRIDAPoolClient(); Operation operation = client.getOperationById(operationId); File file = new File(operation.getDest()); if (file.isDirectory()) { file = new File(operation.getDest() + "/" + FilenameUtils.getName(operation.getSource())); } int length = 0; ServletOutputStream op = resp.getOutputStream(); ServletContext context = getServletConfig().getServletContext(); String mimetype = context.getMimeType(file.getName()); logger.info("(" + user.getEmail() + ") Downloading '" + file.getAbsolutePath() + "'."); resp.setContentType((mimetype != null) ? mimetype : "application/octet-stream"); resp.setContentLength((int) file.length()); resp.setHeader("Content-Disposition", "attachment; filename=\"" + file.getName() + "\""); byte[] bbuf = new byte[4096]; DataInputStream in = new DataInputStream(new FileInputStream(file)); while ((in != null) && ((length = in.read(bbuf)) != -1)) { op.write(bbuf, 0, length); } in.close(); op.flush(); op.close(); } catch (GRIDAClientException ex) { logger.error(ex); } } }
From source file:org.ff4j.web.AdministrationConsoleServlet.java
/** * Build Http response when invoking export features. * /* w ww . j a va 2 s . c o m*/ * @param res * http response * @throws IOException * error when building response */ private void buildResponseForExportFeature(HttpServletResponse res) throws IOException { InputStream in = new FeatureXmlParser().exportFeatures(getFf4j().getStore().readAll()); ServletOutputStream sos = null; try { sos = res.getOutputStream(); res.setContentType("text/xml"); res.setHeader("Content-Disposition", "attachment; filename=\"ff4j.xml\""); // res.setContentLength() byte[] bbuf = new byte[BUFFER_SIZE]; int length = 0; while ((in != null) && (length != -1)) { length = in.read(bbuf); sos.write(bbuf, 0, length); } } finally { if (in != null) { in.close(); } if (sos != null) { sos.flush(); sos.close(); } } }