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:gov.nih.nci.caintegrator.application.util.CSVUtil.java

public static void renderCSV(HttpServletResponse response, List<List> csv) {
    PrintWriter out = null;

    long randomness = System.currentTimeMillis();
    response.setContentType("application/csv");
    response.setHeader("Content-Disposition", "attachment; filename=report_" + randomness + ".csv");

    try {//  w  ww  .  j  a  v a  2s  .  c o m
        for (List row : csv) {

            out = response.getWriter();
            out.write(StringUtils.join(row.toArray(), ",") + "\r\n");
            out.flush();
        }
    } catch (Exception e) {
        out.write("error generating report");
    }
}

From source file:org.jodconverter.cli.Convert.java

private static void printErr(final String message, final Object... values) {

    final PrintWriter writer = new PrintWriter(System.err); // NOSONAR
    writer.println(String.format(message, values));
    writer.flush();
}

From source file:org.jodconverter.cli.Convert.java

private static void printInfo(final String message, final Object... values) {

    final PrintWriter writer = new PrintWriter(System.out); // NOSONAR
    writer.println(String.format(message, values));
    writer.flush();
}

From source file:jenkins.plugins.coverity.CoverityUtils.java

/**
 * Gets the stacktrace from an exception, so that this exception can be handled.
 *//* w w w  .j  a  v  a 2 s .c  o  m*/
public static String getStackTrace(Exception e) {
    StringWriter writer = new StringWriter();
    PrintWriter printWriter = new PrintWriter(writer);
    e.printStackTrace(printWriter);
    printWriter.flush();
    String stackTrace = writer.toString();
    try {
        writer.close();
        printWriter.close();
    } catch (IOException e1) {
    }
    return stackTrace;
}

From source file:com.google.gsa.valve.modules.utils.HTTPAuthZProcessor.java

/**
 * If the document is HTML, this method processes its content in order to 
 * rewrite the URLs it includes/*from   w  w w  .j a v  a 2s. co m*/
 * 
 * @param response HTTP response
 * @param method HTTP method
 * @param url document url
 * @param loginUrl login url
 * @param contenType content Type
 * 
 * @throws IOException
 * @throws ParserException
 */
public static void processHTML(HttpServletResponse response, HttpMethodBase method, String url, String loginUrl,
        String contentType) throws IOException, ParserException {
    logger.debug("Processing an HTML document");

    String stream = null;
    Parser parser = null;
    NodeVisitor visitor = null;

    // Retrieve HTML stream
    stream = readFully(new InputStreamReader(method.getResponseBodyAsStream()));

    // Protection
    if (stream != null) {
        logger.debug("Stream content size: " + stream.length());
        // Parse HTML stream to replace any links to include the path to the valve
        parser = Parser.createParser(stream, null);

        // Instantiate visitor
        visitor = new HTTPVisitor(url, loginUrl);
        // Parse nodes
        parser.visitAllNodesWith(visitor);

        // Get writer
        PrintWriter out = response.getWriter();

        // Push HTML content
        if (out != null) {
            out.flush();
            out.print(((HTTPVisitor) visitor).getModifiedHTML());
            out.close();
            logger.debug("Wrote: " + ((HTTPVisitor) visitor).getModifiedHTML().length());
        }

        response.setHeader("Content-Type", contentType);

        //  Garbagge collect
        stream = null;
        parser = null;
        visitor = null;
    }
}

From source file:mobile.tiis.appv2.helpers.Utils.java

public static void writeNetworkLogFileOnSD(String sBody) {
    try {//from w  ww  .  j  av a 2  s .  co m
        File root = new File(Environment.getExternalStorageDirectory(), "TIIS");
        if (!root.exists()) {
            root.mkdirs();
        }
        File gpxfile = new File(root, "network_log_file.txt");

        PrintWriter fileStream = new PrintWriter(new FileOutputStream(gpxfile, true));
        fileStream.append(System.getProperty("line.separator"));
        fileStream.append(sBody);
        fileStream.flush();
        fileStream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:com.discovery.darchrow.http.ResponseUtil.java

/**
 * ./*w w  w .  j  av a2  s  .  c o  m*/
 *
 * @param response
 *            HttpServletResponse
 * @param content
 *            
 * @param contentType
 *            the content type
 * @param characterEncoding
 *            the character encoding
 * @throws UncheckedIOException
 *             the unchecked io exception
 * @see javax.servlet.ServletResponse#getWriter()
 * @see java.io.PrintWriter#print(Object)
 * @see java.io.PrintWriter#flush()
 * @since 1.0.9
 */
public static void write(HttpServletResponse response, Object content, String contentType,
        String characterEncoding) throws UncheckedIOException {
    try {
        //? ? getWriter?
        if (Validator.isNotNullOrEmpty(contentType)) {
            response.setContentType(contentType);
        }
        if (Validator.isNotNullOrEmpty(characterEncoding)) {
            response.setCharacterEncoding(characterEncoding);
        }

        PrintWriter printWriter = response.getWriter();
        printWriter.print(content);
        printWriter.flush();

        //http://www.iteye.com/problems/56543
        //tomcatjetty?? printWriter.close();
    } catch (IOException e) {
        throw new UncheckedIOException(e);
    }
}

From source file:boa.BoaMain.java

protected static final void printHelp(final Options options, final String message) {
    if (message != null)
        System.err.println(message);

    final HelpFormatter help = new HelpFormatter();

    final PrintWriter pw = new PrintWriter(System.out);
    help.printWrapped(pw, HelpFormatter.DEFAULT_WIDTH, "The available options are:");
    help.printOptions(pw, HelpFormatter.DEFAULT_WIDTH, options, HelpFormatter.DEFAULT_LEFT_PAD,
            HelpFormatter.DEFAULT_DESC_PAD);
    help.printWrapped(pw, HelpFormatter.DEFAULT_WIDTH,
            "\nPlease report issues at http://www.github.com/boalang/compiler");
    pw.flush();
}

From source file:edu.gmu.csiss.automation.pacs.utils.BaseTool.java

/**
 * send a HTTP POST request//from www .j a  v a 2 s .c  o  m
 * @param param
 * @param input_url
 * @return
 */
public static String POST(String param, String input_url) {
    try {
        URL url = new URL(input_url);
        HttpURLConnection con = (HttpURLConnection) url.openConnection();
        con.setDoOutput(true);
        con.setRequestMethod("POST");
        con.setRequestProperty("Content-Type", "application/xml");
        con.setDoOutput(true);
        con.setDoInput(true);
        con.setUseCaches(false);

        PrintWriter xmlOut = new PrintWriter(con.getOutputStream());
        xmlOut.write(param);
        xmlOut.flush();
        BufferedReader response = new BufferedReader(new InputStreamReader(con.getInputStream()));
        String result = "";
        String line;
        while ((line = response.readLine()) != null) {
            result += "\n" + line;
        }
        return result.toString();
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

From source file:org.openiot.gsn.utils.GSNMonitor.java

public static String getStackTrace(Throwable t) {
    StringWriter stringWriter = new StringWriter();
    PrintWriter printWriter = new PrintWriter(stringWriter, true);
    t.printStackTrace(printWriter);/*from  w  w w  . j  a  v  a 2  s. c  om*/
    printWriter.flush();
    stringWriter.flush();
    return stringWriter.toString();
}