Example usage for org.apache.commons.io.output ByteArrayOutputStream ByteArrayOutputStream

Introduction

In this page you can find the example usage for org.apache.commons.io.output ByteArrayOutputStream ByteArrayOutputStream.

Prototype

public ByteArrayOutputStream() 

Source Link

Document

Creates a new byte array output stream.

Usage

From source file:com.offbynull.peernetic.debug.visualizer.App.java

public static void main(String[] args) throws Throwable {
    Random random = new Random();
    Visualizer<Integer> visualizer = new JGraphXVisualizer<>();
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    Recorder<Integer> recorder = new XStreamRecorder(baos);

    visualizer.visualize(recorder, null);

    visualizer.step("Adding nodes 1 and 2", new AddNodeCommand<>(1),
            new ChangeNodeCommand(1, null, new Point(random.nextInt(400), random.nextInt(400)), Color.RED),
            new AddNodeCommand<>(2),
            new ChangeNodeCommand(2, null, new Point(random.nextInt(400), random.nextInt(400)), Color.BLUE));
    Thread.sleep(500);//from   www  .  j  a  v a 2s.c  om

    visualizer.step("Adding nodes 3 and 4", new AddNodeCommand<>(3),
            new ChangeNodeCommand(3, null, new Point(random.nextInt(400), random.nextInt(400)), Color.ORANGE),
            new AddNodeCommand<>(4),
            new ChangeNodeCommand(4, null, new Point(random.nextInt(400), random.nextInt(400)), Color.PINK));
    Thread.sleep(500);

    visualizer.step("Connecting 1/2/3 to 4", new AddEdgeCommand<>(1, 4), new AddEdgeCommand<>(2, 4),
            new AddEdgeCommand<>(3, 4));
    Thread.sleep(500);

    visualizer.step("Adding trigger to 4 when no more edges",
            new TriggerOnLingeringNodeCommand(4, new RemoveNodeCommand<>(4)));
    Thread.sleep(500);

    visualizer.step("Removing connections from 1 and 2", new RemoveEdgeCommand<>(1, 4),
            new RemoveEdgeCommand<>(2, 4));
    Thread.sleep(500);

    visualizer.step("Removing connections from 3", new RemoveEdgeCommand<>(3, 4));
    Thread.sleep(500);

    recorder.close();

    Thread.sleep(2000);

    JGraphXVisualizer<Integer> visualizer2 = new JGraphXVisualizer<>();
    ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
    Player<Integer> player = new XStreamPlayer<>(bais);

    visualizer2.visualize();

    player.play(visualizer2);

}

---

From source file:net.sf.mcf2pdf.Main.java

@SuppressWarnings("static-access")
public static void main(String[] args) {
    Options options = new Options();

    Option o = OptionBuilder.hasArg().isRequired()
            .withDescription("Installation location of My CEWE Photobook. REQUIRED.").create('i');
    options.addOption(o);//from   w  w  w  .ja  v  a2  s  .  co  m
    options.addOption("h", false, "Prints this help and exits.");
    options.addOption("t", true, "Location of MCF temporary files.");
    options.addOption("w", true, "Location for temporary images generated during conversion.");
    options.addOption("r", true, "Sets the resolution to use for page rendering, in DPI. Default is 150.");
    options.addOption("n", true, "Sets the page number to render up to. Default renders all pages.");
    options.addOption("b", false, "Prevents rendering of binding between double pages.");
    options.addOption("x", false, "Generates only XSL-FO content instead of PDF content.");
    options.addOption("q", false, "Quiet mode - only errors are logged.");
    options.addOption("d", false, "Enables debugging logging output.");

    CommandLine cl;
    try {
        CommandLineParser parser = new PosixParser();
        cl = parser.parse(options, args);
    } catch (ParseException pe) {
        printUsage(options, pe);
        System.exit(3);
        return;
    }

    if (cl.hasOption("h")) {
        printUsage(options, null);
        return;
    }

    if (cl.getArgs().length != 2) {
        printUsage(options,
                new ParseException("INFILE and OUTFILE must be specified. Arguments were: " + cl.getArgList()));
        System.exit(3);
        return;
    }

    File installDir = new File(cl.getOptionValue("i"));
    if (!installDir.isDirectory()) {
        printUsage(options, new ParseException("Specified installation directory does not exist."));
        System.exit(3);
        return;
    }

    File tempDir = null;
    String sTempDir = cl.getOptionValue("t");
    if (sTempDir == null) {
        tempDir = new File(new File(System.getProperty("user.home")), ".mcf");
        if (!tempDir.isDirectory()) {
            printUsage(options, new ParseException("MCF temporary location not specified and default location "
                    + tempDir + " does not exist."));
            System.exit(3);
            return;
        }
    } else {
        tempDir = new File(sTempDir);
        if (!tempDir.isDirectory()) {
            printUsage(options, new ParseException("Specified temporary location does not exist."));
            System.exit(3);
            return;
        }
    }

    File mcfFile = new File(cl.getArgs()[0]);
    if (!mcfFile.isFile()) {
        printUsage(options, new ParseException("MCF input file does not exist."));
        System.exit(3);
        return;
    }
    mcfFile = mcfFile.getAbsoluteFile();

    File tempImages = new File(new File(System.getProperty("user.home")), ".mcf2pdf");
    if (cl.hasOption("w")) {
        tempImages = new File(cl.getOptionValue("w"));
        if (!tempImages.mkdirs() && !tempImages.isDirectory()) {
            printUsage(options,
                    new ParseException("Specified working dir does not exist and could not be created."));
            System.exit(3);
            return;
        }
    }

    int dpi = 150;
    if (cl.hasOption("r")) {
        try {
            dpi = Integer.valueOf(cl.getOptionValue("r")).intValue();
            if (dpi < 30 || dpi > 600)
                throw new IllegalArgumentException();
        } catch (Exception e) {
            printUsage(options,
                    new ParseException("Parameter for option -r must be an integer between 30 and 600."));
        }
    }

    int maxPageNo = -1;
    if (cl.hasOption("n")) {
        try {
            maxPageNo = Integer.valueOf(cl.getOptionValue("n")).intValue();
            if (maxPageNo < 0)
                throw new IllegalArgumentException();
        } catch (Exception e) {
            printUsage(options, new ParseException("Parameter for option -n must be an integer >= 0."));
        }
    }

    boolean binding = true;
    if (cl.hasOption("b")) {
        binding = false;
    }

    OutputStream finalOut;
    if (cl.getArgs()[1].equals("-"))
        finalOut = System.out;
    else {
        try {
            finalOut = new FileOutputStream(cl.getArgs()[1]);
        } catch (IOException e) {
            printUsage(options, new ParseException("Output file could not be created."));
            System.exit(3);
            return;
        }
    }

    // configure logging, if no system property is present
    if (System.getProperty("log4j.configuration") == null) {
        PropertyConfigurator.configure(Main.class.getClassLoader().getResource("log4j.properties"));

        Logger.getRootLogger().setLevel(Level.INFO);
        if (cl.hasOption("q"))
            Logger.getRootLogger().setLevel(Level.ERROR);
        if (cl.hasOption("d"))
            Logger.getRootLogger().setLevel(Level.DEBUG);
    }

    // start conversion to XSL-FO
    // if -x is specified, this is the only thing we do
    OutputStream xslFoOut;
    if (cl.hasOption("x"))
        xslFoOut = finalOut;
    else
        xslFoOut = new ByteArrayOutputStream();

    Log log = LogFactory.getLog(Main.class);

    try {
        new Mcf2FoConverter(installDir, tempDir, tempImages).convert(mcfFile, xslFoOut, dpi, binding,
                maxPageNo);
        xslFoOut.flush();

        if (!cl.hasOption("x")) {
            // convert to PDF
            log.debug("Converting XSL-FO data to PDF");
            byte[] data = ((ByteArrayOutputStream) xslFoOut).toByteArray();
            PdfUtil.convertFO2PDF(new ByteArrayInputStream(data), finalOut, dpi);
            finalOut.flush();
        }
    } catch (Exception e) {
        log.error("An exception has occured", e);
        System.exit(1);
        return;
    } finally {
        if (finalOut instanceof FileOutputStream) {
            try {
                finalOut.close();
            } catch (Exception e) {
            }
        }
    }
}

---

From source file:gaffer.utils.WritableToStringConverter.java

public static String serialiseToString(Writable writable) throws IOException {
    // Serialise to a byte array
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    DataOutputStream out = new DataOutputStream(baos);
    Text.writeString(out, writable.getClass().getName());
    writable.write(out);/*from  w ww . ja  v a 2  s.com*/

    // Convert the byte array to a base64 string
    return Base64.encodeBase64String(baos.toByteArray());
}

---

From source file:fr.dutra.confluence2wordpress.util.CodecUtils.java

public static String compressAndEncode(String text) throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    GZIPOutputStream gzos = new GZIPOutputStream(new Base64OutputStream(baos));
    try {//from w  w  w . j  a v a 2  s  . c  o  m
        gzos.write(text.getBytes(UTF_8));
    } finally {
        baos.close();
        gzos.close();
    }
    return new String(baos.toByteArray(), UTF_8);
}

---

From source file:com.aestasit.markdown.BaseTest.java

protected static InputStream allTestData() throws IOException {
    ByteArrayOutputStream data = new ByteArrayOutputStream();
    for (String fileName : allTestFiles()) {
        IOUtils.write(IOUtils.toString(testData(fileName)), data);
    }/*from   w  ww  .ja v  a 2  s  . c  o m*/
    IOUtils.closeQuietly(data);
    return new ByteArrayInputStream(data.toByteArray());
}

---

From source file:com.geocent.owf.openlayers.handler.KmzHandler.java

@Override
public String handleContent(HttpServletResponse response, InputStream responseStream) throws IOException {
    ZipInputStream zis = new ZipInputStream(responseStream);

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buffer = new byte[1024];

    ZipEntry ze = zis.getNextEntry();
    while (ze != null) {
        if (ze.getName().endsWith("kml")) {
            int len;
            while ((len = zis.read(buffer)) > 0) {
                baos.write(buffer, 0, len);
            }//from   w w w . j ava2  s  .  c  om

            response.setContentType(ContentTypes.KML.getContentType());
            return new String(baos.toByteArray(), Charset.defaultCharset());
        }

        ze = zis.getNextEntry();
    }

    throw new IOException("Missing KML file entry.");
}

---

From source file:lucee.runtime.functions.other.ObjectSave.java

public synchronized static Object call(PageContext pc, Object input, String filepath) throws PageException {
    if (!(input instanceof Serializable))
        throw new ApplicationException("can only serialize object from type Serializable");

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try {//w w w .jav a  2s .  c  o  m
        JavaConverter.serialize((Serializable) input, baos);

        byte[] barr = baos.toByteArray();

        // store to file
        if (!StringUtil.isEmpty(filepath, true)) {
            Resource res = ResourceUtil.toResourceNotExisting(pc, filepath);
            pc.getConfig().getSecurityManager().checkFileLocation(res);
            IOUtil.copy(new ByteArrayInputStream(barr), res, true);
        }
        return barr;

    } catch (IOException e) {
        throw Caster.toPageException(e);
    }
}

---

From source file:com.diffplug.gradle.ConfigMisc.java

/** Creates an XML string from a groovy.util.Node. */
public static byte[] props(Map<String, String> map) {
    Properties properties = new Properties();
    map.forEach((key, value) -> properties.put(key, value));
    try (ByteArrayOutputStream output = new ByteArrayOutputStream()) {
        Errors.rethrow().run(() -> properties.store(output, ""));
        return output.toByteArray();
    } catch (IOException e) {
        throw Errors.asRuntime(e);
    }/* ww w .  j a  va2  s .co  m*/
}

---

From source file:com.amalto.core.servlet.FileChunkLoaderTest.java

@Test
public void test() throws Exception {
    File test = getFile("com/amalto/core/servlet/test.log");

    FileChunkLoader loader = new FileChunkLoader(test);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    long position = 0;
    FileChunkInfo chunkInfo = null;// w w  w.ja va  2 s .c o m

    //
    for (int i = 0; i < 11; i++) {
        chunkInfo = loader.loadChunkTo(baos, position, 2);
        if (position == 0) {
            String result = baos.toString();
            assertTrue(result.endsWith("Service (JTA version) - JBoss Inc.\r\n"));
            assertEquals(238, chunkInfo.nextPosition);
        }
        position = chunkInfo.nextPosition;
    }
    assertEquals(2406, chunkInfo.nextPosition);
    assertEquals(1, chunkInfo.lines); // last line does not contains '\n'
    String result = baos.toString();
    assertTrue(result.endsWith("startup in 34 ms"));

    //
    baos.reset();
    chunkInfo = loader.loadChunkTo(baos, 0, 0);
    assertEquals(0, chunkInfo.nextPosition);
    assertEquals(0, chunkInfo.lines);

    //
    baos.reset();
    chunkInfo = loader.loadChunkTo(baos, 0, 100);
    assertEquals(2406, chunkInfo.nextPosition);
    assertEquals(21, chunkInfo.lines);

    // tail
    baos.reset();
    chunkInfo = loader.loadChunkTo(baos, -1, 10);
    assertEquals(2406, chunkInfo.nextPosition);
    assertEquals(6, chunkInfo.lines);
    assertTrue(result.endsWith("startup in 34 ms"));

    // tail
    baos.reset();
    chunkInfo = loader.loadChunkTo(baos, -1, 100);
    assertEquals(2406, chunkInfo.nextPosition);
    assertEquals(21, chunkInfo.lines);
}

---

From source file:com.qcadoo.model.internal.utils.JdomUtils.java

public static byte[] documentToByteArray(final Document document) {
    try {/*from   w ww .ja  v a  2  s  .co m*/
        XMLOutputter outputter = new XMLOutputter();
        ByteArrayOutputStream out = new ByteArrayOutputStream();
        outputter.output(document, out);
        return out.toByteArray();
    } catch (IOException e) {
        throw new IllegalStateException(e.getMessage(), e);
    }
}

---

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