Example usage for java.io PrintWriter println

Introduction

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

Prototype

public void println(Object x) 

Source Link

Document

Prints an Object and then terminates the line.

Usage

From source file:com.samczsun.helios.Helios.java

public static void relaunchAsAdmin() throws IOException, InterruptedException, URISyntaxException {
    File currentJarLocation = getJarLocation();
    File javawLocation = getJavawLocation();
    if (currentJarLocation == null) {
        SWTUtil.showMessage("Could not relaunch as admin - unable to find Helios.jar");
        return;//w  w  w. j a  va 2  s . co  m
    }
    if (javawLocation == null) {
        SWTUtil.showMessage("Could not relaunch as admin - unable to find javaw.exe");
        return;
    }
    File tempVBSFile = File.createTempFile("tmpvbs", ".vbs");
    PrintWriter writer = new PrintWriter(tempVBSFile);
    writer.println("Set objShell = CreateObject(\"Wscript.Shell\")");
    writer.println("strPath = Wscript.ScriptFullName");
    writer.println("Set objFSO = CreateObject(\"Scripting.FileSystemObject\")");
    writer.println("Set objFile = objFSO.GetFile(strPath)");
    writer.println("strFolder = objFSO.GetParentFolderName(objFile)");
    writer.println("Set UAC = CreateObject(\"Shell.Application\")");
    writer.println("UAC.ShellExecute \"\"\"" + javawLocation.getAbsolutePath() + "\"\"\", \"-jar \"\""
            + currentJarLocation.getAbsolutePath() + "\"\"\", strFolder, \"runas\", 1");
    writer.println("WScript.Quit 0");
    writer.close();

    Process process = Runtime.getRuntime().exec("cscript " + tempVBSFile.getAbsolutePath());
    process.waitFor();
    System.exit(process.exitValue());
}

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From source file:de.zib.scalaris.examples.wikipedia.data.xml.Main.java

/**
 * Filters all pages in the Wikipedia XML dump from the given file and
 * creates a list of page names belonging to certain categories.
 * /*from w  w w  .  j  a v a  2s  .  c  om*/
 * @param filename
 * @param args
 * 
 * @throws RuntimeException
 * @throws IOException
 * @throws SAXException
 * @throws FileNotFoundException
 */
private static void doFilter(String filename, String[] args)
        throws RuntimeException, IOException, SAXException, FileNotFoundException {
    int i = 0;
    int recursionLvl = 1;
    if (args.length > i) {
        try {
            recursionLvl = Integer.parseInt(args[i]);
        } catch (NumberFormatException e) {
            System.err.println("no number: " + args[i]);
            System.exit(-1);
        }
    }
    ++i;

    // a timestamp in ISO8601 format
    Calendar maxTime = null;
    if (args.length > i && !args[i].isEmpty()) {
        try {
            maxTime = Revision.stringToCalendar(args[i]);
        } catch (IllegalArgumentException e) {
            System.err.println("no date in ISO8601: " + args[i]);
            System.exit(-1);
        }
    }
    ++i;

    String pageListFileName = "";
    if (args.length > i && !args[i].isEmpty()) {
        pageListFileName = args[i];
    } else {
        System.err.println("need a pagelist file name for filter; arguments given: " + Arrays.toString(args));
        System.exit(-1);
    }
    ++i;

    Set<String> allowedPages = new HashSet<String>();
    allowedPages.add("Main Page");
    String allowedPagesFileName = "";
    if (args.length > i && !args[i].isEmpty()) {
        allowedPagesFileName = args[i];
        addFromFile(allowedPages, allowedPagesFileName);
    }
    ++i;

    LinkedList<String> rootCategories = new LinkedList<String>();
    if (args.length > i) {
        for (String rCat : Arrays.asList(args).subList(i, args.length)) {
            if (!rCat.isEmpty()) {
                rootCategories.add(rCat);
            }
        }
    }
    WikiDumpHandler.println(System.out, "filtering by categories " + rootCategories.toString() + " ...");
    WikiDumpHandler.println(System.out, " wiki dump     : " + filename);
    WikiDumpHandler.println(System.out, " max time      : " + maxTime);
    WikiDumpHandler.println(System.out, " allowed pages : " + allowedPagesFileName);
    WikiDumpHandler.println(System.out, " recursion lvl : " + recursionLvl);
    SortedSet<String> pages = getPageList(filename, maxTime, allowedPages, rootCategories, recursionLvl);

    do {
        FileWriter outFile = new FileWriter(pageListFileName);
        PrintWriter out = new PrintWriter(outFile);
        for (String page : pages) {
            out.println(page);
        }
        out.close();
    } while (false);
}

---

From source file:gov.nih.nci.caarray.application.translation.geosoft.GeoSoftFileWriterUtil.java

private static void writeExperimentContact(ExperimentContact c, PrintWriter out) {
    final Person p = c.getPerson();
    out.print("!Series_contributor=");
    out.print(p.getFirstName());/*ww w  .  j  a v a  2 s. c  om*/
    out.print(',');
    if (StringUtils.isNotBlank(p.getMiddleInitials())) {
        out.print(p.getMiddleInitials());
        out.print(",");
    }
    out.println(p.getLastName());
}

---

From source file:io.warp10.worf.WorfInteractive.java

private static String readHost(ConsoleReader reader, PrintWriter out, String prompt) {
    try {// ww  w  .ja va2 s . c o  m
        String inputString = readInputString(reader, out, prompt);

        if (InetAddresses.isInetAddress(inputString)) {
            return inputString;
        }
        out.println("Error, " + inputString + " is not a valid inet address");
    } catch (Exception exp) {
        if (WorfCLI.verbose) {
            exp.printStackTrace();
        }
        out.println("Error, unable to read the host. error=" + exp.getMessage());
    }
    return null;
}

---

From source file:com.jolbox.benchmark.BenchmarkLaunch.java

/**
 * @param results/*  w w  w  .j  a  v  a  2s.co  m*/
 * @param delay 
 * @param statementBenchmark 
 * @param noC3P0 
 * @throws IOException 
 */
private static void doPlotLineGraph(long[][] results, int delay, boolean statementBenchmark, boolean noC3P0)
        throws IOException {
    String title = "Multi-Thread test (" + delay + "ms delay)";
    if (statementBenchmark) {
        title += "\n(with PreparedStatements tests)";
    }
    String fname = System.getProperty("java.io.tmpdir") + File.separator + "bonecp-multithread-" + delay
            + "ms-delay";
    if (statementBenchmark) {
        fname += "-with-preparedstatements";
    }
    fname += "-poolsize-" + BenchmarkTests.pool_size + "-threads-" + BenchmarkTests.threads;
    if (noC3P0) {
        fname += "-noC3P0";
    }
    PrintWriter out = new PrintWriter(new FileWriter(fname + ".txt"));
    fname += ".png";

    XYSeriesCollection dataset = new XYSeriesCollection();
    for (int i = 0; i < ConnectionPoolType.values().length; i++) { //
        if (!ConnectionPoolType.values()[i].isEnabled()
                || (noC3P0 && ConnectionPoolType.values()[i].equals(ConnectionPoolType.C3P0))) {
            continue;
        }
        XYSeries series = new XYSeries(ConnectionPoolType.values()[i].toString());
        out.println(ConnectionPoolType.values()[i].toString());
        for (int j = 1 + BenchmarkTests.stepping; j < results[i].length; j += BenchmarkTests.stepping) {
            series.add(j, results[i][j]);
            out.println(j + "," + results[i][j]);
        }
        dataset.addSeries(series);
    }
    out.close();

    //         Generate the graph
    JFreeChart chart = ChartFactory.createXYLineChart(title, // Title
            "threads", // x-axis Label
            "time (ns)", // y-axis Label
            dataset, // Dataset
            PlotOrientation.VERTICAL, // Plot Orientation
            true, // Show Legend
            true, // Use tooltips
            false // Configure chart to generate URLs?
    );

    XYPlot plot = (XYPlot) chart.getPlot();
    XYLineAndShapeRenderer renderer = new XYLineAndShapeRenderer(true, false);
    plot.setRenderer(renderer);
    renderer.setSeriesPaint(0, Color.BLUE);
    renderer.setSeriesPaint(1, Color.YELLOW);
    renderer.setSeriesPaint(2, Color.BLACK);
    renderer.setSeriesPaint(3, Color.DARK_GRAY);
    renderer.setSeriesPaint(4, Color.MAGENTA);
    renderer.setSeriesPaint(5, Color.RED);
    renderer.setSeriesPaint(6, Color.LIGHT_GRAY);
    //          renderer.setSeriesShapesVisible(1, true);   
    //          renderer.setSeriesShapesVisible(2, true);   

    try {
        ChartUtilities.saveChartAsPNG(new File(fname), chart, 1024, 768);
        System.out.println("******* Saved chart to: " + fname);
    } catch (IOException e) {
        System.err.println("Problem occurred creating chart.");
    }

}

---

From source file:co.raveesh.yspages.YSScraper.java

/**
 * This function writes a JSONObject to the required output file
 * @param fileName Output file name. The /output directory and .json extension are added by this method
 * @param object The required output content in JSONObject form
 *//*from   w w w  .j a  v  a 2  s  . c o  m*/
private static void writeToFile(String fileName, JSONObject object) {
    PrintWriter writer = null;
    try {
        writer = new PrintWriter(Constants.OUTPUT_BASE + fileName + ".json", "UTF-8");
    } catch (FileNotFoundException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (UnsupportedEncodingException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    writer.println(object.toString());
    writer.close();
}

---

From source file:Main.java

/**
 *  This method is used to send a XML request file to web server to process the request and return
 *  xml response containing event id./*ww w . j ava  2s .c  o  m*/
 */
public static String postXMLWithTimeout(String postUrl, String xml, int readTimeout) throws Exception {

    System.out.println("XMLUtils.postXMLWithTimeout: Connecting to Web Server .......");

    InputStream in = null;
    BufferedReader bufferedReader = null;
    OutputStream out = null;
    PrintWriter printWriter = null;
    StringBuffer responseMessageBuffer = new StringBuffer("");

    try {
        URL url = new URL(postUrl);
        URLConnection con = url.openConnection();

        // Prepare for both input and output
        con.setDoInput(true);
        con.setDoOutput(true);

        // Turn off caching
        con.setUseCaches(false);
        con.setRequestProperty("Content-Type", "text/xml");
        con.setReadTimeout(readTimeout);
        out = con.getOutputStream();
        // Write the arguments as post data
        printWriter = new PrintWriter(out);

        printWriter.println(xml);
        printWriter.flush();

        //Process response and return back to caller function
        in = con.getInputStream();
        bufferedReader = new BufferedReader(new InputStreamReader(in));
        String tempStr = null;

        int tempClearResponseMessageBufferCounter = 0;
        while ((tempStr = bufferedReader.readLine()) != null) {
            tempClearResponseMessageBufferCounter++;
            //clear the buffer for the first time
            if (tempClearResponseMessageBufferCounter == 1)
                responseMessageBuffer.setLength(0);
            responseMessageBuffer.append(tempStr);
        }

    } catch (Exception ex) {
        throw ex;
    } finally {
        System.out.println("Calling finally in POSTXML");
        try {
            if (in != null)
                in.close();
        } catch (Exception eex) {
            System.out.println("COULD NOT Close Input Stream in try");
        }
        try {
            if (out != null)
                out.close();
        } catch (Exception eex) {
            System.out.println("COULD NOT Close Output Stream in try");
        }

    }
    System.out.println("XMLUtils.postXMLWithTimeout: end .......");
    return responseMessageBuffer.toString();
}

---

From source file:com.bluemarsh.jswat.console.Main.java

/**
 * Find the startup file in one of several locations and by one
 * of several names, then run the commands found therein.
 *
 * @param  parser  the command interpreter.
 * @throws  IOException  if reading file fails.
 *//*from   ww w  .j av a 2 s  .  c o  m*/
private static void runStartupFile(CommandParser parser, PrintWriter consoleOutput) throws IOException {
    File[] files = { new File(System.getProperty("user.dir"), ".jswatrc"),
            new File(System.getProperty("user.dir"), "jswat.ini"),
            new File(System.getProperty("user.home"), ".jswatrc"),
            new File(System.getProperty("user.home"), "jswat.ini") };
    for (File file : files) {
        if (file.canRead()) {
            consoleOutput.println("Executing startup file: " + file.getAbsolutePath());
            BufferedReader br = new BufferedReader(new FileReader(file));
            try {
                String line = br.readLine();
                while (line != null) {
                    line = line.trim();
                    if (!line.isEmpty() && !line.startsWith("#")) {
                        performCommand(consoleOutput, parser, line);
                    }
                    line = br.readLine();
                }
            } finally {
                br.close();
            }
            // We just read the first file we find and stop.
            break;
        }
    }
}

---

From source file:com.jaeksoft.searchlib.Logging.java

public final static String readLogs(int lines, String fileName) throws IOException {
    if (fileName == null)
        return null;
    File logFile = new File(getLogDirectory(), fileName);
    if (!logFile.exists())
        return null;
    FileReader fr = null;/*  w  w w  .  j a v a2  s  .  c  o  m*/
    BufferedReader br = null;
    StringWriter sw = null;
    PrintWriter pw = null;
    LinkedList<String> list = new LinkedList<String>();
    try {
        fr = new FileReader(logFile);
        br = new BufferedReader(fr);
        String line = null;
        int size = 0;
        while ((line = br.readLine()) != null) {
            list.add(line);
            if (size++ > lines)
                list.remove();
        }
        sw = new StringWriter();
        pw = new PrintWriter(sw);
        for (String l : list)
            pw.println(StringEscapeUtils.escapeJava(l));
        return sw.toString();
    } finally {
        IOUtils.close(br, fr, pw, sw);
    }
}

---

From source file:de.tudarmstadt.lt.seg.app.Segmenter.java

public static void split_and_tokenize(Reader reader, String docid, ISentenceSplitter sentenceSplitter,
        ITokenizer tokenizer, int level_filter, int level_normalize, boolean merge_types, boolean merge_tokens,
        String separator_sentence, String separator_token, String separator_desc, PrintWriter writer) {
    try {/*  w  w w. j  av  a 2 s.c om*/
        final StringBuffer buf = new StringBuffer(); // used for checking of stream is empty; take care when not running sequentially but in parallel!
        sentenceSplitter.init(reader).stream().sequential().forEach(sentence_segment -> {
            if (DEBUG) {
                writer.format("%s%s", docid, separator_desc);
                writer.println(sentence_segment.toString());
                writer.print(separator_sentence);
            }
            if (sentence_segment.type != SegmentType.SENTENCE)
                return;
            tokenizer.init(sentence_segment.asString());
            Stream<String> tokens = null;
            if (DEBUG)
                tokens = tokenizer.stream().map(x -> x.toString() + separator_token);
            else
                tokens = StreamSupport.stream(tokenizer
                        .filteredAndNormalizedTokens(level_filter, level_normalize, merge_types, merge_tokens)
                        .spliterator(), false).map(x -> x + separator_token);
            Spliterator<String> spliterator = tokens.spliterator();
            tokens = StreamSupport.stream(spliterator, false);
            buf.setLength(0);
            boolean empty = !spliterator.tryAdvance(x -> {
                buf.append(x);
            });
            if (empty)
                return;
            synchronized (writer) {
                // writer.write(Thread.currentThread().getId() + "\t");
                writer.format("%s%s", docid, separator_desc);
                writer.print(buf);
                tokens.forEach(writer::print);
                writer.print(separator_sentence);
                writer.flush();
            }
        });
    } catch (Exception e) {
        Throwable t = e;
        while (t != null) {
            System.err.format("%s: %s%n", e.getClass(), e.getMessage());
            t = e.getCause();
        }
    }
}

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