Example usage for java.io PrintWriter flush

List of usage examples for java.io PrintWriter flush

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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:TextFileHandler.java

public void saveGZipFile(File outFile, String content) throws Exception {
    GZIPOutputStream out = new GZIPOutputStream(new FileOutputStream(outFile));
    PrintWriter pw = new PrintWriter(out);
    pw.write(content);//from   w  ww  .j  av  a2 s  .c o  m
    pw.flush();
    pw.close();
}

From source file:cn.vlabs.umt.ui.actions.ManageUserAction.java

public ActionForward search(ActionMapping mapping, ActionForm form, HttpServletRequest request,
        HttpServletResponse response) throws IOException {
    String query = request.getParameter("q");
    if (query != null) {
        ServletContext context = getServlet().getServletContext();
        BeanFactory factory = (BeanFactory) context.getAttribute(Attributes.APPLICATION_CONTEXT_KEY);
        UserService us = (UserService) factory.getBean("UserService");
        Collection<User> users = us.search(query, 0, 10);

        //JSON//  w ww  .j a  v  a  2  s.c  o  m
        StringBuffer json = new StringBuffer();
        boolean first = true;
        json.append("[");
        if (users != null) {
            for (User user : users) {
                if (!first) {
                    json.append(",");
                } else {
                    first = false;
                }
                json.append("{u:'" + user.getUmtId() + "'");
                json.append(", t:'" + user.getTrueName() + "'}");
            }
        }
        json.append("]");

        //?SON
        response.setCharacterEncoding("UTF-8");
        response.setContentType("text/json");
        PrintWriter writer = response.getWriter();
        writer.print(json.toString());
        writer.flush();
        writer.close();
    }
    return null;
}

From source file:com.motorola.studio.android.utilities.TelnetFrameworkAndroid.java

/**
 * @return //ww  w .j a va2  s .co  m
 *
 */
public synchronized String write(String telnetInputText, String[] waitFor) throws IOException {
    PrintWriter commandWriter = null;
    try {
        commandWriter = new PrintWriter(telnetClient.getOutputStream());
        commandWriter.println(telnetInputText);
        commandWriter.flush();
        if (waitFor != null) {
            return waitFor(waitFor);
        }
    } finally {
        if (commandWriter != null) {
            commandWriter.close();
        }
    }

    return null;
}

From source file:com.sun.script.java.JavaCompiler.java

/**
 * compile given String source and return bytecodes as a Map.
 * /*from ww w  .  j  av  a  2s.co  m*/
 * @param fileName source fileName to be used for error messages etc.
 * @param source Java source as String
 * @param err error writer where diagnostic messages are written
 * @param sourcePath location of additional .java source files
 * @param classPath location of additional .class files
 * @return classBytes
 */
public Map<String, byte[]> compile(String fileName, String source, Writer err, String sourcePath,
        String classPath) {
    // to collect errors, warnings etc.
    DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<JavaFileObject>();

    // create a new memory JavaFileManager
    MemoryJavaFileManager manager = new MemoryJavaFileManager();

    // prepare the compilation unit
    List<JavaFileObject> compUnits = new ArrayList<JavaFileObject>(1);
    compUnits.add(MemoryJavaFileManager.makeStringSource(fileName, source));

    // javac options
    List<String> options = new ArrayList<String>();
    options.add("-Xlint:all");
    options.add("-g");
    options.add("-deprecation");
    if (sourcePath != null) {
        options.add("-sourcepath");
        options.add(sourcePath);
    }

    if (classPath != null) {
        options.add("-classpath");
        options.add(classPath);
    }

    // create a compilation task
    javax.tools.JavaCompiler.CompilationTask task = tool.getTask(err, manager, diagnostics, options, null,
            compUnits);

    if (task.call() == false) {
        PrintWriter perr = new PrintWriter(err);
        for (Diagnostic<? extends JavaFileObject> diagnostic : diagnostics.getDiagnostics()) {
            perr.println(diagnostic.getMessage(null));
        }
        perr.flush();
        return null;
    }

    Map<String, byte[]> classBytes = manager.getClassBytes();

    IOUtils.closeQuietly(manager);

    return classBytes;
}

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

private boolean isRegistered(Process process, String template) throws IOException {
    PrintWriter writer = new PrintWriter(process.getOutputStream());
    writer.println("[");
    printIsRegisteredExpression(writer, template);
    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   www.  ja v  a 2  s . c  o m
    ArrayNode arrayNode = OBJECT_MAPPER.readValue(parser, ArrayNode.class);
    return arrayNode.get(0).booleanValue();
}

From source file:ch.cyberduck.cli.Console.java

public void printf(final String format, Object... args) {
    if (StringUtils.isEmpty(format)) {
        return;//from   w  w  w. j a va2s  . c  o  m
    }
    try {
        lock.acquire();
        if (console != null) {
            final PrintWriter writer = console.writer();
            if (Arrays.asList(args).isEmpty()) {
                writer.print(format);
            } else {
                writer.printf(format, args);
            }
            writer.flush();
        } else {
            if (Arrays.asList(args).isEmpty()) {
                out.printf(format);
            } else {
                out.printf(format, args);
            }
            out.flush();
        }
    } catch (InterruptedException e) {
        //
    } finally {
        lock.release();
    }
}

From source file:edu.umd.cs.submitServer.servlets.RunMoss.java

/**
 * The doGet method of the servlet. <br>
 *
 * This method is called when a form has its tag value method equals to get.
 *
 * @param request/*  w w w .  ja  va 2s . c o  m*/
 *          the request send by the client to the server
 * @param response
 *          the response send by the server to the client
 * @throws ServletException
 *           if an error occurred
 * @throws IOException
 *           if an error occurred
 */
@Override
public void doPost(HttpServletRequest request, HttpServletResponse response)
        throws ServletException, IOException {
    Connection conn = null;
    SocketClient socketClient = new SocketClient();
    response.setContentType("text/plain");
    PrintWriter writer = response.getWriter();
    writer.println("Preparing to run moss");
    writer.flush();
    // set your MOSS user ID
    socketClient.setUserID("166942184");
    // socketClient.setOpt...
    String language = request.getParameter("language");
    HashSet<String> extensions = new HashSet<>();
    switch (language) {
    case "java":
        extensions.add(".java");
        break;
    case "cc":
        extensions.add(".h");
        extensions.add(".c");
        extensions.add(".cc");
        extensions.add(".C");
        extensions.add(".cxx");
        extensions.add(".c++");
        break;

    case "c":
        extensions.add(".h");
        extensions.add(".c");
        break;
    case "prolog":
        extensions.add(".pl");
        break;

    default:
        extensions.add(language);
    }
    try {
        conn = getConnection();
        // set the programming language of all student source codes

        socketClient.setLanguage(language);

        // initialize connection and send parameters
        socketClient.run();
        writer.println("Connection to moss server started");
        writer.flush();
        // get the project and all the student registrations
        Map<Integer, Submission> lastSubmissionMap = (Map<Integer, Submission>) request
                .getAttribute("lastSubmission");

        writer.println("best submissions: " + lastSubmissionMap.keySet());
        Project project = (Project) request.getAttribute("project");

        byte[] baseline = project.getBaselineZip(conn);
        if (baseline != null) {
            uploadSubmission(writer, socketClient, "baseline", baseline, true, extensions);
        }
        Set<StudentRegistration> registrationSet = (Set<StudentRegistration>) request
                .getAttribute("studentRegistrationSet");

        for (StudentRegistration registration : registrationSet) {
            Submission submission = lastSubmissionMap.get(registration.getStudentRegistrationPK());
            String classAccount = registration.getClassAccount();
            if (submission == null) {
                writer.println(
                        "No submission for #" + registration.getStudentRegistrationPK() + " " + classAccount);
            } else {
                writer.println("Uploading files for " + classAccount);
                byte[] bytes = submission.downloadArchive(conn);
                writer.flush();
                uploadSubmission(writer, socketClient, classAccount, bytes, false, extensions);
            }
        }
        writer.println("All files uploaded");

        // finished uploading, tell server to check files
        socketClient.sendQuery(5000, () -> {
            writer.println("waiting...");
            writer.flush();
        });
        URL results = socketClient.getResultURL();
        writer.println("Moss results at " + results);
        writer.flush();
        writer.close();

    } catch (SQLException e) {
        handleSQLException(e);
        throw new ServletException(e);
    } catch (MossException e) {
        throw new ServletException(e);
    } finally {
        releaseConnection(conn);

    }
}

From source file:com.naver.timetable.interceptor.EditAuthorizationInterceptor.java

/**
 * ?  ?  ? ? ? ?  //  www.  j a  v  a  2s.com
 * @param request
 * @param response
 * @param handler
 * @return
 * @throws Exception
 * @see org.springframework.web.servlet.handler.HandlerInterceptorAdapter#preHandle(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse, java.lang.Object)
 */
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler)
        throws Exception {
    User user = (User) request.getSession().getAttribute("user");
    if (user.getStudentNum().equals(request.getParameter("studentNum")) || (user.getUserLevel() == 1)) {
        return true;
    } else {
        PrintWriter out = response.getWriter();
        response.setContentType("text/html");
        out.println("<script type=\"text/javascript\">");
        out.println("alert('no permission');");
        out.println("location.href='" + request.getHeader("Referer") + "'");
        out.println("</script>");
        out.flush();
        return false;
    }
}

From source file:com.funambol.json.coredb.CoreDBServlet.java

private void sendHtmlPage(HttpServletResponse response, String result) throws IOException {
    PrintWriter writer = response.getWriter();
    writer.write(result);//  ww w  .j  av a 2 s  . co  m
    writer.flush();
}

From source file:io.mxnet.caffetranslator.Launcher.java

private void writeToOutFile(String code) {
    PrintWriter out;
    try {//from   w  ww .j  a  v a 2 s. c  om
        out = new PrintWriter(outFile);
    } catch (FileNotFoundException e) {
        System.err.println(String.format("Unable to open %s for writing", outFile.getAbsoluteFile()));
        return;
    }

    out.print(code);
    out.flush();
}