Example usage for javax.servlet.http HttpServletRequest getPart

Introduction

In this page you can find the example usage for javax.servlet.http HttpServletRequest getPart.

Prototype

public Part getPart(String name) throws IOException, ServletException;

Source Link

Document

Gets the Part with the given name.

Usage

From source file:controllers.IndexServlet.java

private static void Upload(HttpServletRequest request, HttpServletResponse response, PrintWriter writer) {
    response.setContentType("text/plain");

    try {/* w w  w .  j av  a 2s  . c  om*/
        Part httpPostedFile = request.getPart("file");

        String fileName = "";
        for (String content : httpPostedFile.getHeader("content-disposition").split(";")) {
            if (content.trim().startsWith("filename")) {
                fileName = content.substring(content.indexOf('=') + 1).trim().replace("\"", "");
            }
        }

        long curSize = httpPostedFile.getSize();
        if (DocumentManager.GetMaxFileSize() < curSize || curSize <= 0) {
            writer.write("{ \"error\": \"File size is incorrect\"}");
            return;
        }

        String curExt = FileUtility.GetFileExtension(fileName);
        if (!DocumentManager.GetFileExts().contains(curExt)) {
            writer.write("{ \"error\": \"File type is not supported\"}");
            return;
        }

        InputStream fileStream = httpPostedFile.getInputStream();

        fileName = DocumentManager.GetCorrectName(fileName);
        String fileStoragePath = DocumentManager.StoragePath(fileName, null);

        File file = new File(fileStoragePath);

        try (FileOutputStream out = new FileOutputStream(file)) {
            int read;
            final byte[] bytes = new byte[1024];
            while ((read = fileStream.read(bytes)) != -1) {
                out.write(bytes, 0, read);
            }

            out.flush();
        }

        writer.write("{ \"filename\": \"" + fileName + "\"}");

    } catch (IOException | ServletException e) {
        writer.write("{ \"error\": \"" + e.getMessage() + "\"}");
    }
}

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From source file:com.sishuok.chapter4.web.servlet.UploadServlet3.java

@Override
protected void doPost(final HttpServletRequest req, final HttpServletResponse resp)
        throws ServletException, IOException {
    Part part = req.getPart("file1");
    InputStream is = part.getInputStream();
    System.out.println(IOUtils.toString(is));
    is.close();/*  ww w .ja  v a2 s.  c  o  m*/

    /**
     * jetty
     * fileSizeThreshold
     * 1?content-disposition???
     * 2??byte array input stream
     * 3?[2]?fileSizeThreshold
     *
     * 4??
     * 4.1?@MultipartConfiglocation?
     * 4.2?Part.write ?
     *
     */

}

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From source file:com.viseur.control.UploadImageServlet.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request/*from www  .jav  a2 s  .c  om*/
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Part imgPart = request.getPart("imageupload");
    String extension = request.getParameter("extension");
    int maxMB = Integer.valueOf(request.getParameter("maxsize"));

    //   String contextPath = request.getServletContext().getRealPath(""); //Files will be stored inside BUILD folder
    String imgName = UUID.randomUUID().toString();
    String filePath = "/temp/" + imgName + extension;
    String destination = VHost.UPLOAD + filePath;
    FileUpload imgUpload = new FileUpload(extension, maxMB, destination);
    boolean success = imgUpload.NewFileUpload(imgPart);

    JSONObject json = new JSONObject();
    json.put("success", success);
    if (success) {
        json.put("img", imgName);
        json.put("imgUrl", filePath);
    } else {
        json.put("error", imgUpload.error.mMessage);
    }

    try (PrintWriter out = response.getWriter()) {
        out.print(json);
        out.flush();
    }

}

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From source file:com.mycompany.osgiwebfelix.MainServlet.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request//from   w  w  w.  j  av  a 2 s.  co  m
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Part filePart = request.getPart("file"); // Retrieves <input type="file" name="file">
    String filename = getFilename(filePart);
    InputStream filecontent = filePart.getInputStream();

    BundleDirectoryManager bundleDirMgmt = (BundleDirectoryManager) getServletContext()
            .getAttribute("bundleDirMgmt");
    BundleInstaller bi = new BundleInstaller(getServletContext());
    try {
        bi.installBundleFromFile(bundleDirMgmt.saveBundleStreamToFile(filename, filecontent), true, false);
    } catch (BundleException ex) {
        Logger.getLogger(MainServlet.class.getName()).log(Level.SEVERE, null, ex);
    }
}

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From source file:com.ibm.bluemix.hack.image.ImageEvaluator.java

/**
 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse
 *      response)//from  w  w  w  . j av  a  2  s .  co m
 */
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    Part file = request.getPart("image_file");
    InputStream is = file.getInputStream();
    byte[] buf = IOUtils.toByteArray(is);
    JSONObject results = analyzeImage(buf);

    request.setAttribute("results", results);

    RequestDispatcher dispatcher = getServletContext().getRequestDispatcher("/image.jsp");
    dispatcher.forward(request, response);

}

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From source file:uk.ac.dundee.computing.aec.instagrim.servlets.EditProfile.java

/**
 * Handles the HTTP <code>POST</code> method.
 *
 * @param request servlet request//from  ww  w .  jav  a 2s  .  c om
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Part part = request.getPart("upfile");
    System.out.println("Part Name " + part.getName());
    String type = part.getContentType();
    String filename = part.getSubmittedFileName();
    InputStream is = request.getPart(part.getName()).getInputStream();
    int i = is.available();
    HttpSession session = request.getSession();
    LoggedIn lg = (LoggedIn) session.getAttribute("LoggedIn");
    String username = "majed";
    if (lg.getlogedin()) {
        username = lg.getUsername();
    }
    if (i > 0) {
        byte[] b = new byte[i + 1];
        is.read(b);
        System.out.println("Length : " + b.length);
        PicModel tm = new PicModel();
        tm.setCluster(cluster);
        String message = " ";
        java.util.UUID picid = tm.insertPic(b, type, filename, username, message);
        session.setAttribute("picid", picid);
        is.close();
    }

    PrintWriter out = response.getWriter();
    User u = new User();
    u.setCluster(cluster);
    String first_name = (String) request.getParameter("first_name");
    String last_name = (String) request.getParameter("last_name");
    String interest = (String) request.getParameter("interest");
    String email = (String) request.getParameter("email");
    String address = (String) request.getParameter("address");
    out.println(first_name);
    java.util.UUID picid;
    picid = (java.util.UUID) session.getAttribute("picid");
    u.setUserProfile(username, first_name, last_name, interest, email, address, picid);
    java.util.LinkedList<String> userProfile = u.getUserProfile(username);
    session.setAttribute("profile", userProfile);
    RequestDispatcher rd = request.getRequestDispatcher("profile.jsp");
    rd.forward(request, response);
}

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From source file:br.edu.ifpb.sislivros.actions.CadastrarLivro.java

private Livro montarLivro(HttpServletRequest request)
        throws FileUploadException, IOException, ServletException {
    Livro livro = new Livro();

    //processando e salvando a capa do livro
    Part capaPart = request.getPart("capa");
    String nomeArquivo = capaPart.getSubmittedFileName();
    if (nomeArquivo == null || nomeArquivo == "")
        nomeArquivo = "img/livros/capa_default.png";
    String isbn = request.getParameter("isbn");
    String capa = new ProcessadorFotos("img/livros").processarArquivoCapa(request, capaPart,
            "capa" + isbn + nomeArquivo);
    livro.setCapa(capa);/*from  w w  w. j  ava  2s  . c  o m*/

    int ano = Integer.parseInt(request.getParameter("anoPublicacao"));
    livro.setAnoPublicacao(ano);
    livro.setAreaTema(request.getParameter("areaTema"));
    livro.setAutores(request.getParameter("autores"));
    livro.setEditora(request.getParameter("editora"));
    livro.setIsbn(isbn);
    livro.setTitulo(request.getParameter("titulo"));

    return livro;
}

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From source file:org.beta.reiszeimage.ImageUploadServlet.java

private File extractParts(HttpServletRequest request) {
    try {/*from   w  ww  .  ja  v a  2s. c o  m*/
        final File fl = new File(outputDirectory);
        if (!fl.exists()) {
            fl.createNewFile();
        }
        final Part part = request.getPart("img");
        final InputStream input = part.getInputStream();

        byte[] buffer = new byte[1024];
        int noOfBytes = 0;
        final FileOutputStream fos = new FileOutputStream(fl);
        while ((noOfBytes = input.read(buffer)) != -1) {
            fos.write(buffer, 0, noOfBytes);
        }
        fos.flush();
        fos.close();
        return fl;
    } catch (Exception e) {
        e.printStackTrace();
    }
    return null;
}

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From source file:CiudadesApp.Modelo.Parameter.GuardarCiudades_Parameter.java

public GuardarCiudades_Parameter(HttpServletRequest request) {

    try {/*ww w  .  j a  v a2  s .  c  om*/
        request.setCharacterEncoding("UTF-8");

        nombreCiudad = (String) request.getParameter("nombreCiudad");
        descripcion = (String) request.getParameter("descripcion");
        Part filePart = request.getPart("fileName");
        InputStream in = filePart.getInputStream();
        foto = IOUtils.toByteArray(in);

    } catch (UnsupportedEncodingException ex) {
        Logger.getLogger(GuardarCiudades_Parameter.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(GuardarCiudades_Parameter.class.getName()).log(Level.SEVERE, null, ex);
    } catch (ServletException ex) {
        Logger.getLogger(GuardarCiudades_Parameter.class.getName()).log(Level.SEVERE, null, ex);
    }

}

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From source file:VideoTestServlet.java

/**
 * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
 * methods.//from   w  ww . j a  v  a2  s.  c o  m
 *
 * @param request servlet request
 * @param response servlet response
 * @throws ServletException if a servlet-specific error occurs
 * @throws IOException if an I/O error occurs
 */
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.setContentType("text/html;charset=UTF-8");
    PrintWriter out = response.getWriter();

    final Part filePart = request.getPart("file");
    String filename = getFileName(filePart);
    InputStream filecontent = filePart.getInputStream();
    byte[] bytes = new byte[filecontent.available()];
    filecontent.read(bytes);

    /*OutputStream PDFprint = response.getOutputStream();
    PDFprint.write(bytes);
    if(PDFprint != null){
    PDFprint.close();
    }*/

    byte[] encoded = Base64.encodeBase64(bytes);
    String encodedString = new String(encoded);
    System.out.println(encodedString);
    String title = "Video Servlet";
    String docType = "<!doctype html public \"-//w3c//dtd html 4.0 " + "transitional//en\">\n";

    out.println(docType + "<html>\n" + "<head><title>" + title + "</title></head>\n"
            + "<body bgcolor=\"#f0f0f0\">\n" + "<h1 align=\"center\">" + title + "</h1>\n"
            + "<video width=\"320\" hieght=\"240\" controls>"
            + "<source type=\"video/webm\" src=\"data:video/webm;base64," + encodedString + "\">"
            + "Your browser does not support the video element" + "</video>" + "</body></html>");

}

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