Example usage for javax.servlet.http HttpServletResponse setContentLength

List of usage examples for javax.servlet.http HttpServletResponse setContentLength

  1. HOME
  2. Java
  3. javax
  4. javax.servlet.http.*
  5. HttpServletResponse
  6. setContentLength

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletResponse setContentLength.

Prototype

public void setContentLength(int len);

Source Link

Document

Sets the length of the content body in the response In HTTP servlets, this method sets the HTTP Content-Length header.

Usage

From source file:org.unitedinternet.cosmo.dav.impl.DavCard.java

public void writeHead(final HttpServletResponse response) throws IOException {
    Item content = (Item) getItem();//from  w w  w  . j a va  2 s .  c om
    final byte[] calendar = content.getCalendar().getBytes(StandardCharsets.UTF_8);

    response.setContentType(content.getMimetype());
    response.setContentLength(calendar.length);
    if (getModificationTime() >= 0) {
        response.addDateHeader(LAST_MODIFIED, getModificationTime());
    }
    if (getETag() != null) {
        response.setHeader(ETAG, getETag());
    }
}

From source file:nl.opengeogroep.filesetsync.server.stripes.FilesetGetActionBean.java

public Resolution get() throws Exception {

    Iterable<FileRecord> filesToStream;
    if (FILELIST_MIME_TYPE.equals(getContext().getRequest().getContentType())) {

        InputStream in = getContext().getRequest().getInputStream();
        if ("gzip".equals(getContext().getRequest().getHeader(HttpHeaders.CONTENT_ENCODING))) {
            in = new GZIPInputStream(in);
        }/*from ww w  .  j a  v  a2 s.  c om*/
        List<FileRecord> requestedFiles = Protocol.decodeFilelist(in);
        long totalSize = 0;
        int unacceptableFiles = 0;
        String canonicalFilesetPath = new File(getFileset().getPath()).getCanonicalPath();
        for (FileRecord fr : requestedFiles) {
            File localFile = new File(getLocalSubPath() + File.separator + fr.getName()).getCanonicalFile();

            if (!localFile.getCanonicalPath().startsWith(canonicalFilesetPath)) {
                unacceptableFiles++;
                log.warn("unacceptable file: not under fileset path: " + fr.getName());
                continue;
            } else if (!localFile.exists()
                    || !((localFile.isFile() && localFile.canRead()) || localFile.isDirectory())) {
                unacceptableFiles++;
                log.warn("unacceptable file: not existing, not a readable file or not a directory: "
                        + fr.getName());
                continue;
            }
            fr.setFile(localFile);
            if (localFile.isFile()) {
                totalSize += localFile.length();
            }
        }
        log.info(
                String.format("streaming %d files (total %.0f KB)%s", requestedFiles.size(), totalSize / 1024.0,
                        unacceptableFiles != 0
                                ? ", removed " + unacceptableFiles + " unacceptable requested files"
                                : ""));
        filesToStream = requestedFiles;
    } else {
        // check if path is single file
        final File f = new File(getLocalSubPath());
        if (f.isFile()) {
            return new StreamingResolution("application/octet-stream", new FileInputStream(f)) {
                @Override
                protected void applyHeaders(HttpServletResponse response) {
                    super.applyHeaders(response);
                    response.setContentLength((int) f.length());
                }
            };
        } else if (!f.isDirectory()) {
            return new ErrorMessageResolution("Error: path is not a file or directory");
        }

        log.info("recursively streaming " + getLocalSubPath());
        filesToStream = FileRecord.getFileRecordsInDir(getLocalSubPath(), null, new MutableInt());
    }

    return new MultiFileStreamingResolution(filesToStream);
}

From source file:ee.ria.xroad.proxy.testsuite.testcases.ServerProxyConnectionAborted3.java

@Override
public AbstractHandler getServerProxyHandler() {
    return new AbstractHandler() {
        @Override//from   www  .  ja  v a  2s.c o m
        public void handle(String target, Request baseRequest, HttpServletRequest request,
                HttpServletResponse response) throws IOException {
            // Read all of the request.
            IOUtils.readLines(request.getInputStream());

            response.setContentType("multipart/mixed; boundary=foobar");
            response.setContentLength(1000);
            response.getOutputStream().close();
            response.flushBuffer();
            baseRequest.setHandled(true);
        }
    };
}

From source file:de.itsvs.cwtrpc.security.RpcRedirectStrategy.java

protected void writeResponseText(HttpServletRequest request, HttpServletResponse response,
        String characterEncoding, String responseText) throws IOException {
    final byte[] responseBytes;

    responseBytes = responseText.getBytes(characterEncoding);
    response.setContentLength(responseBytes.length);
    response.getOutputStream().write(responseBytes);
}

From source file:info.toegepaste.www.service.PdfServiceImpl.java

@Override
public void exportPdf(File temp) throws FileNotFoundException, IOException {
    FacesContext fc = FacesContext.getCurrentInstance();
    HttpServletResponse response = (HttpServletResponse) fc.getExternalContext().getResponse();

    response.setHeader("Content-Disposition", "attachment; filename=rapport.pdf");
    response.setContentLength((int) temp.length());

    ServletOutputStream out = null;/*ww w.ja  v a  2  s .c  om*/

    FileInputStream input = new FileInputStream(temp);
    byte[] buffer = new byte[1024];
    out = response.getOutputStream();
    int i = 0;
    while ((i = input.read(buffer)) != -1) {
        out.write(buffer);
        out.flush();
    }

    fc.responseComplete();
}

From source file:com.ogaclejapan.dotapk.controller.ApkApiController.java

@RequestMapping(value = "/{name:.+}", method = RequestMethod.GET)
public void download(@PathVariable String name, HttpServletResponse response) throws Exception {
    log.info("download: " + name);

    Resource file = new FileSystemResource(apkManager.getByName(name));
    response.setContentType("application/vnd.android.package-archive");
    response.setContentLength((int) FileUtils.sizeOf(file.getFile()));
    response.setHeader("Content-Disposition", "attachment; filename=\"" + file.getFile().getName() + "\"");
    FileCopyUtils.copy(file.getInputStream(), response.getOutputStream());

}

From source file:cn.vlabs.clb.server.ui.frameservice.image.handler.GetImageContentHandler.java

private void writeFileContentToResponse(GridFSDBFile dbfile, HttpServletRequest request,
        HttpServletResponse response) {
    OutputStream os = null;/*from  ww w.ja v a  2  s  . co m*/
    try {
        long start = System.currentTimeMillis();
        response.setCharacterEncoding("utf-8");
        response.setContentLength((int) dbfile.getLength());
        response.setContentType("application/x-download");
        String filename = dbfile.getFilename();
        if (filename == null) {
            filename = "file" + dbfile.getId();
        }
        String headerValue = ResponseHeaderUtils.buildResponseHeader(request, filename, true);
        response.setHeader("Content-Disposition", headerValue);
        response.setHeader("Content-Length", dbfile.getLength() + "");
        os = response.getOutputStream();
        dbfile.writeTo(os);
        long end = System.currentTimeMillis();
        LOG.info("Read image content using stream mode for image [" + dbfile.getId() + "], use time "
                + (end - start) + "ms");
    } catch (UnsupportedEncodingException e) {
        e.printStackTrace();
    } catch (IOException e) {
        e.printStackTrace();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        IOUtils.closeQuietly(os);
    }
}

From source file:com.sr.controller.MahasiswaController.java

@RequestMapping("/lihatfoto")
public void lihatfoto(@RequestParam("nim") String nim, HttpServletRequest request,
        HttpServletResponse response) {
    try {//from w  w  w.jav a 2  s . c  o  m
        Blob blob = mhs.getFotoByNim(nim);
        response.setContentType("image/jpg");
        response.setContentLength((int) blob.length());
        InputStream inputStream = blob.getBinaryStream();
        OutputStream os = response.getOutputStream();
        byte buf[] = new byte[(int) blob.length()];
        inputStream.read(buf);
        os.write(buf);
        os.close();
    } catch (IOException ex) {
        System.out.println("IOException " + ex.getMessage());
    } catch (SQLException ex) {
        System.out.println("SQLException " + ex.getMessage());
    } catch (NullPointerException ex) {
        System.out.println("NullPointerException " + ex.getMessage());
        //buat custom 404 kalau bisa hahahahaha
    }
}

From source file:com.wavemaker.runtime.server.view.DownloadView.java

private void sendDownloadable(Downloadable downloadable, HttpServletResponse response) throws IOException {
    InputStream contents = downloadable.getContents();
    try {/* ww  w . j ava  2s. c  om*/
        response.setContentType(downloadable.getContentType());
        if (downloadable.getContentLength() != null) {
            response.setContentLength(downloadable.getContentLength());
        }
        if (downloadable.getFileName() != null) {
            response.setHeader("Content-disposition",
                    "attachment; filename=\"" + downloadable.getFileName() + "\"");
        }
        IOUtils.copy(contents, response.getOutputStream());
    } finally {
        contents.close();
    }
}

From source file:com.casker.portfolio.controller.FileController.java

/**
 *  //w w  w .  j  ava 2  s.  co  m
 * 
 * @return
 */
@ResponseBody
@RequestMapping("/portfolio/{portfolioNo}/{imageType}")
public void editPassword(HttpServletResponse response, @PathVariable long portfolioNo,
        @PathVariable String imageType) throws Exception {

    Portfolio portfolio = portfolioService.getPortfolioDetail(portfolioNo);

    File file = portfolioService.getImageFile(portfolio, imageType);

    response.setContentLength((int) file.length());

    String fileName = URLEncoder.encode(file.getName(), "utf-8");

    response.setHeader("Content-Disposition", "attachment; filename=\"" + fileName + "\";");
    response.setHeader("Content-Transfer-Encoding", "binary");

    InputStream inputStream = new FileInputStream(file);
    IOUtils.copy(inputStream, response.getOutputStream());
    IOUtils.closeQuietly(inputStream);

    response.flushBuffer();
}