Example usage for java.io PrintWriter flush

Introduction

In this page you can find the example usage for java.io PrintWriter flush.

Prototype

public void flush() 

Source Link

Document

Flushes the stream.

Usage

From source file:com.poscoict.license.web.controller.PhotoUploadController.java

@RequestMapping(value = { "PhotoUploadHTML5" }, method = { RequestMethod.POST })
public void PhotoUploadHTML5(HttpServletRequest request, HttpServletResponse response) throws Exception {
    try {//from  w  ww.  java  2 s .  c  o m
        System.out.println("________PhotoUploadHTML5");
        //?
        String sFileInfo = "";
        String filename = request.getHeader("file-name");
        String filename_ext = filename.substring(filename.lastIndexOf(".") + 1);
        filename_ext = filename_ext.toLowerCase();

        String[] allow_file = { "jpg", "png", "bmp", "gif" };

        int cnt = 0;
        for (int i = 0; i < allow_file.length; i++) {
            if (filename_ext.equals(allow_file[i])) {
                cnt++;
            }
        }

        if (cnt == 0) {
            PrintWriter print = response.getWriter();
            print.print("NOTALLOW_" + filename);
            print.flush();
            print.close();
        } else {
            String dftFilePath = request.getSession().getServletContext().getRealPath("/");
            String folderPath = new SimpleDateFormat("yyyyMMdd").format(new java.util.Date());
            String filePath = dftFilePath + "editor" + File.separator + "multiupload" + File.separator
                    + folderPath + File.separator;
            File file = new File(filePath);
            if (!file.exists()) {
                file.mkdirs();
            }

            String realFileNm = "";
            SimpleDateFormat formatter = new SimpleDateFormat("yyyyMMddHHmmss");
            String today = formatter.format(new java.util.Date());
            realFileNm = today + UUID.randomUUID().toString() + filename.substring(filename.lastIndexOf("."));
            String rlFileNm = filePath + realFileNm;

            InputStream is = request.getInputStream();
            OutputStream os = new FileOutputStream(rlFileNm);
            int numRead;
            byte b[] = new byte[Integer.parseInt(request.getHeader("file-size"))];
            while ((numRead = is.read(b, 0, b.length)) != -1) {
                os.write(b, 0, numRead);
            }
            if (is != null) {
                is.close();
            }
            os.flush();
            os.close();

            //backup
            file = new File(backupFolderHTML5 + folderPath + File.separator);
            if (!file.exists()) {
                file.mkdirs();
            }
            fileCopy(rlFileNm, backupFolderHTML5 + folderPath + File.separator + realFileNm);
            System.out.println("___________rlFileNm: " + rlFileNm);
            System.out.println("____________backupFolderHTML5: " + backupFolderHTML5 + folderPath
                    + File.separator + realFileNm);

            String serverPath = request.getContextPath();
            sFileInfo += "&bNewLine=true";
            sFileInfo += "&sFileName=" + filename;
            sFileInfo += "&sFileURL=" + serverPath + "/editor/multiupload/" + folderPath + "/" + realFileNm;
            PrintWriter print = response.getWriter();
            print.print(sFileInfo);
            print.flush();
            print.close();
        }
    } catch (Exception e) {
        e.getStackTrace();
    }
}

---

From source file:com.netsteadfast.greenstep.base.interceptor.UserLoginInterceptor.java

private String redirectLogin(Map<String, Object> session, boolean getUserCurrentCookieFail) throws Exception {
    SecurityUtils.getSubject().logout();
    if (session != null) {
        UserAccountHttpSessionSupport.remove(session);
    }//from  w  ww .j  av a 2  s  .c om
    String header = ServletActionContext.getRequest().getHeader("X-Requested-With");
    String isDojoContentPaneXhrLoad = ServletActionContext.getRequest()
            .getParameter(Constants.IS_DOJOX_CONTENT_PANE_XHR_LOAD);
    if ("XMLHttpRequest".equalsIgnoreCase(header) && !YesNo.YES.equals(isDojoContentPaneXhrLoad)) {
        PrintWriter printWriter = ServletActionContext.getResponse().getWriter();
        printWriter.print(Constants.NO_LOGIN_JSON_DATA);
        printWriter.flush();
        printWriter.close();
        return null;
    }
    if (YesNo.YES.equals(isDojoContentPaneXhrLoad)) {
        if (getUserCurrentCookieFail) {
            return Constants._S2_RESULT_LOGOUT_AGAIN;
        }
        return Constants._S2_RESULT_LOGIN_AGAIN;
    }
    if (getUserCurrentCookieFail) {
        return "logout";
    }
    return "login";
}

---

From source file:de.betterform.agent.web.servlet.XFormsErrorServlet.java

@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    response.reset();//from  w  w w  .  j a  va2s.  com
    response.resetBuffer();

    response.setContentType("text/html");
    PrintWriter writer = response.getWriter();
    writer.println(getHtmlhead(request.getContextPath()));
    writer.println(getHTML(request));
    writer.println(HTMLFOOT);
    writer.flush();
    response.getOutputStream().close();

}

---

From source file:org.posterita.core.AbstractChart.java

public void writeImageMap(OutputStream outputStream, String imageMapName) throws OperationException {
    PrintWriter printWriter = new PrintWriter(outputStream);
    try {//from w w w .j  av a2 s  .  c o  m
        ChartUtilities.writeImageMap(printWriter, imageMapName, renderingInfo, false);
        printWriter.flush();
        printWriter.close();
    } catch (IOException e) {
        throw new OperationException("Problem occured while writing imagemap", e);
    }
}

---

From source file:org.apache.solr.client.solrj.impl.BackupRequestLBHttpSolrServer.java

@Override
protected Exception addZombie(HttpSolrServer server, Exception e) {
    CharArrayWriter cw = new CharArrayWriter();
    PrintWriter pw = new PrintWriter(cw);
    e.printStackTrace(pw);/*w  ww  .  jav  a 2  s  .  co m*/
    pw.flush();
    String stack = cw.toString();
    log.info("Server :{} did not respond correctly or timed out, the server is zombied. {}", server.baseUrl,
            e.toString() + stack);
    return super.addZombie(server, e);
}

---

From source file:au.edu.unsw.cse.soc.federatedcloud.community.driven.cloudbase.connectors.docker.DockerConnector.java

private File writeStringToFile(String fileName, String fileContent) {
    File file = new File(fileName);
    boolean dirCreated = file.getParentFile().mkdirs();
    PrintWriter out = null;
    try {//from w w  w . j  av  a 2 s.  co m
        out = new PrintWriter(file);
    } catch (FileNotFoundException e) {
        log.error(e.getMessage(), e);
    }
    out.println(fileContent);
    out.flush();
    out.close();
    return file;
}

---

From source file:application.controllers.admin.EmotionList.java

@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {

    //upload image to browser for add emotions
    //upload image to browser for add emotions
    if (!ServletFileUpload.isMultipartContent(request)) {
        PrintWriter writer = response.getWriter();
        writer.println("Request does not contain upload data");
        writer.flush();
        return;//from  w  w w . ja v  a 2 s .  com
    }

    // configures upload settings
    DiskFileItemFactory factory = new DiskFileItemFactory();
    // maximum size that will be stored in memory
    factory.setSizeThreshold(UploadConstant.THRESHOLD_SIZE);
    // Location to save data that is larger than maxMemSize.
    factory.setRepository(new File(System.getProperty("java.io.tmpdir")));
    // Create a new file upload handler
    ServletFileUpload upload = new ServletFileUpload(factory);
    // maximum file size to be uploaded.
    upload.setFileSizeMax(UploadConstant.MAX_FILE_SIZE);
    upload.setSizeMax(UploadConstant.MAX_REQUEST_SIZE);

    // constructs the directory path to store upload file
    // String uploadPath = Registry.get("Host") +"/emotions-image/"+ UPLOAD_DIRECTORY;
    String uploadPath = Registry.get("imageHost") + "/emotions-image/" + UploadConstant.UPLOAD_DIRECTORY;
    // creates the directory if it does not exist
    File uploadDir = new File(uploadPath);
    if (!uploadDir.exists()) {
        uploadDir.mkdir();
    }

    //list image user upload
    String[] arrLinkImage = null;
    try {
        int indexImage = 0;
        // parses the request's content to extract file data
        List formItems = upload.parseRequest(request);
        arrLinkImage = new String[formItems.size()];
        Iterator iter = formItems.iterator();

        // iterates over form's fields
        while (iter.hasNext()) {
            FileItem item = (FileItem) iter.next();
            // processes only fields that are not form fields
            if (!item.isFormField()) {
                String fileName = new File(item.getName()).getName();
                String extensionImage = "";
                for (int i = fileName.length() - 1; i >= 0; i--) {
                    if (fileName.charAt(i) == '.') {
                        break;

                    } else {
                        extensionImage = fileName.charAt(i) + extensionImage;
                    }
                }
                String filePath = uploadPath + File.separator + fileName;
                File storeFile = new File(filePath);
                String contentType = item.getContentType();
                boolean isInMemory = item.isInMemory();
                long sizeInBytes = item.getSize();
                String fieldName = item.getFieldName();

                // saves the file on disk
                item.write(storeFile);
                arrLinkImage[indexImage++] = item.getName();
            }
        }

    } catch (Exception ex) {
        request.setAttribute("message", "There was an error: " + ex.getMessage());
    }

    //   request.setAttribute("arrLinkImage", arrLinkImage);
    //  RequestDispatcher rd = request.getRequestDispatcher("/groupEmotion/emotion/add");
    //   rd.forward(request, response);
    //        String sessionId = request.getAttribute("sessionIdAdmin").toString();
    String sessionId = request.getSession().toString();
    String groupId = request.getParameter("groupId");
    Memcached.set("arrLinkImage-" + sessionId, 3600, arrLinkImage);

    response.setStatus(HttpServletResponse.SC_MOVED_TEMPORARILY);
    response.setHeader("Location", Registry.get("Host") + "/groupEmotion/emotion/add?groupId=" + groupId);
    response.setContentType("text/html");

}

---

From source file:com.ucap.uccc.cmis.impl.webservices.CmisWebServicesServlet.java

private void printXml(HttpServletRequest request, HttpServletResponse response, String doc, UrlBuilder baseUrl)
        throws ServletException, IOException {
    response.setStatus(HttpServletResponse.SC_OK);
    response.setContentType("text/xml");
    response.setCharacterEncoding(IOUtils.UTF8);

    String respDoc = doc;/*from www .  jav  a2 s.c om*/
    respDoc = BASE_PATTERN.matcher(respDoc).replaceAll(baseUrl.toString());
    respDoc = CORE_PATTERN.matcher(respDoc)
            .replaceAll((new UrlBuilder(baseUrl)).addPath("cmis").addParameter("core").toString());
    respDoc = MSG_PATTERN.matcher(respDoc)
            .replaceAll((new UrlBuilder(baseUrl)).addPath("cmis").addParameter("msg").toString());

    PrintWriter pw = response.getWriter();
    pw.print(respDoc);
    pw.flush();
}

---

From source file:me.tfeng.toolbox.dust.NodeEngine.java

private JsonNode evaluate(Process process, String template, String data) throws IOException {
    PrintWriter writer = new PrintWriter(process.getOutputStream());
    writer.println("[");
    printRenderScript(writer, template, data);
    writer.println("]");
    writer.println("1");
    writer.flush();

    String result = readInput(process, "1");
    JsonParser parser = new JsonFactory().createParser(result).configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES,
            true);/*from   w  ww.ja  v  a 2  s .c  o  m*/
    ArrayNode arrayNode = OBJECT_MAPPER.readValue(parser, ArrayNode.class);
    return arrayNode.get(0);
}

---

From source file:chat.com.server.ChatServer.java

private void typeChat(String msg) {
    try {/*from   w w  w  .  j  av  a2  s.c o  m*/
        JSONParser jsonParser = new JSONParser();
        JSONObject jsonTypeChat = (JSONObject) jsonParser.parse(msg);

        String type = jsonTypeChat.get("type").toString();

        if (type.equals("clientout")) {
            String idClientOut = jsonTypeChat.get("id").toString();
            someQuit(idClientOut);
        } else {
            // send message
            String to = jsonTypeChat.get("to").toString();
            String id = jsonTypeChat.get("id").toString();

            if (!to.equals("all")) {
                PrintWriter writer = map.get(to);
                writer.println(msg);
                writer.flush();
                jTextAreaChat.append(msg + '\n');
            } else {
                for (String key : map.keySet()) {
                    if (!id.equals(key)) {
                        // send message to all
                        PrintWriter writer = map.get(key);
                        writer.println(msg);
                        writer.flush();
                        jTextAreaChat.append(msg + '\n');
                    }
                }
            }

        }
    } catch (ParseException ex) {
        Logger.getLogger(ChatServer.class.getName()).log(Level.SEVERE, null, ex);
    }
}

---

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