Example usage for java.io ByteArrayOutputStream toByteArray

Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream toByteArray.

Prototype

public synchronized byte[] toByteArray() 

Source Link

Document

Creates a newly allocated byte array.

Usage

From source file:cn.lynx.emi.license.GenerateLicense.java

public static void main(String[] args) throws ClassNotFoundException, ParseException {
    if (args == null || args.length != 4) {
        System.err.println("Please provide [machine code] [cpu] [memory in gb] [yyyy-MM-dd] as parameter");
        return;//from  w w w  . j av a 2 s .  co m
    }

    InputStream is = GenerateLicense.class.getResourceAsStream("/privatekey");
    BufferedReader br = new BufferedReader(new InputStreamReader(is));
    String key = null;
    try {
        key = br.readLine();
    } catch (IOException e) {
        System.err.println(
                "Can't read the private key file, make sure there's a file named \"privatekey\" in the root classpath");
        e.printStackTrace();
        return;
    }

    if (key == null) {
        System.err.println(
                "Can't read the private key file, make sure there's a file named \"privatekey\" in the root classpath");
        return;
    }

    String machineCode = args[0];
    int cpu = Integer.parseInt(args[1]);
    long mem = Long.parseLong(args[2]) * 1024 * 1024 * 1024;
    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
    long expDate = sdf.parse(args[3]).getTime();

    LicenseBean lb = new LicenseBean();
    lb.setCpuCount(cpu);
    lb.setMemCount(mem);
    lb.setMachineCode(machineCode);
    lb.setExpireDate(expDate);

    try {
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ObjectOutputStream os = new ObjectOutputStream(baos);
        os.writeObject(lb);
        os.close();

        String serializedLicense = Base64.encodeBase64String(baos.toByteArray());
        System.out.println("License:" + encrypt(key, serializedLicense));
    } catch (IOException e) {
        e.printStackTrace();
    }
}

---

From source file:Main.java

public static void main(String args[]) throws IOException {
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    String s = "This is a test.";
    for (int i = 0; i < s.length(); ++i)
        outStream.write(s.charAt(i));/* ww  w  .j  ava2s. c o m*/
    System.out.println("outstream: " + outStream);
    System.out.println("size: " + outStream.size());
    ByteArrayInputStream inStream = new ByteArrayInputStream(outStream.toByteArray());
    int inBytes = inStream.available();
    System.out.println("inStream has " + inBytes + " available bytes");
    byte inBuf[] = new byte[inBytes];
    int bytesRead = inStream.read(inBuf, 0, inBytes);
    System.out.println(bytesRead + " bytes were read");
    System.out.println("They are: " + new String(inBuf));
}

---

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    createPdf("HelloLetter.pdf", "field", "value");
    RandomAccessFileOrArray letter = new RandomAccessFileOrArray("HelloLetter.pdf");
    PdfReader reader = new PdfReader(letter, null);
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PdfStamper stamper = new PdfStamper(reader, baos);
    AcroFields form = stamper.getAcroFields();
    form.setField("field", "World,");
    stamper.setFormFlattening(true);//from  w  w  w  .j a v  a2  s  .  com
    stamper.close();

    reader = new PdfReader(baos.toByteArray());
    Document document = new Document(reader.getPageSizeWithRotation(1));
    PdfCopy writer = new PdfCopy(document, new FileOutputStream("HelloWorldStampCopy.pdf"));
    document.open();
    writer.addPage(writer.getImportedPage(reader, 1));

    reader = new PdfReader(letter, null);
    baos = new ByteArrayOutputStream();
    stamper = new PdfStamper(reader, baos);
    form = stamper.getAcroFields();
    form.setField("field", "People,");
    stamper.setFormFlattening(true);
    stamper.close();

    reader = new PdfReader(baos.toByteArray());
    writer.addPage(writer.getImportedPage(reader, 1));
    document.close();
}

---

From source file:com.javacreed.examples.sql.Example3.java

public static void main(final String[] args) throws Exception {
    try (BasicDataSource dataSource = DatabaseUtils.createDataSource();
            Connection connection = dataSource.getConnection()) {
        final ExampleTest test = new ExampleTest(connection, "compressed_table", "compressed") {
            @Override//from w  w w .j a  v a 2  s  . c o m
            protected String parseRow(final ResultSet resultSet) throws Exception {
                try (InputStream in = new LZ4BlockInputStream(resultSet.getBinaryStream("compressed"))) {
                    return IOUtils.toString(in, "UTF-8");
                }
            }

            @Override
            protected void setPreparedStatement(final String data, final PreparedStatement statement)
                    throws Exception {
                final ByteArrayOutputStream baos = new ByteArrayOutputStream(data.length());
                try (OutputStream out = new LZ4BlockOutputStream(baos)) {
                    out.write(data.getBytes("UTF-8"));
                }
                statement.setBinaryStream(1, new ByteArrayInputStream(baos.toByteArray()));
            }
        };
        test.runTest();
    }
    Example3.LOGGER.debug("Done");
}

---

From source file:MainClass.java

public static void main(String args[]) throws Exception {
    ByteArrayOutputStream f = new ByteArrayOutputStream(12);
    System.out.println("Please 10 characters and a return");
    while (f.size() != 10) {
        f.write(System.in.read());
    }/* w w  w . j a  v  a  2s . c o m*/
    System.out.println("Buffer as a string");
    System.out.println(f.toString());
    System.out.println("Into array");
    byte b[] = f.toByteArray();
    for (int i = 0; i < b.length; i++) {
        System.out.print((char) b[i]);
    }
    System.out.println();
    OutputStream f2 = new FileOutputStream("test.txt");
    f.writeTo(f2);
    f.reset();
    System.out.println("10 characters and a return");
    while (f.size() != 10) {
        f.write(System.in.read());
    }
    System.out.println("Done..");
}

---

From source file:ByteArrayIOApp.java

public static void main(String args[]) throws IOException {
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    String s = "This is a test.";
    for (int i = 0; i < s.length(); ++i)
        outStream.write(s.charAt(i));/*from   ww w.  j  av a  2s .co m*/
    System.out.println("outstream: " + outStream);
    System.out.println("size: " + outStream.size());
    ByteArrayInputStream inStream;
    inStream = new ByteArrayInputStream(outStream.toByteArray());
    int inBytes = inStream.available();
    System.out.println("inStream has " + inBytes + " available bytes");
    byte inBuf[] = new byte[inBytes];
    int bytesRead = inStream.read(inBuf, 0, inBytes);
    System.out.println(bytesRead + " bytes were read");
    System.out.println("They are: " + new String(inBuf));
}

---

From source file:com.javacreed.examples.sql.Example2.java

public static void main(final String[] args) throws Exception {
    try (BasicDataSource dataSource = DatabaseUtils.createDataSource();
            Connection connection = dataSource.getConnection()) {
        final ExampleTest test = new ExampleTest(connection, "compressed_table", "compressed") {
            @Override/*from   ww  w  .  j ava  2s.  c  om*/
            protected String parseRow(final ResultSet resultSet) throws Exception {
                try (GZIPInputStream in = new GZIPInputStream(resultSet.getBinaryStream("compressed"))) {
                    return IOUtils.toString(in, "UTF-8");
                }
            }

            @Override
            protected void setPreparedStatement(final String data, final PreparedStatement statement)
                    throws Exception {
                // Compress the data before inserting it. We need to compress before inserting the data to make this process
                // as realistic as possible.
                final ByteArrayOutputStream baos = new ByteArrayOutputStream(data.length());
                try (OutputStream out = new GZIPOutputStream(baos, data.length())) {
                    out.write(data.getBytes("UTF-8"));
                }
                statement.setBinaryStream(1, new ByteArrayInputStream(baos.toByteArray()));
            }
        };
        test.runTest();
    }
    Example2.LOGGER.debug("Done");
}

---

From source file:net.padaf.xmpbox.parser.XMLPropertiesDescriptionManager.java

/**
 * Sample of using to write/read information
 * //from  w ww. ja  va2s .c o  m
 * @param args
 *            Not used
 * @throws BuildPDFAExtensionSchemaDescriptionException
 *             When errors during building/reading xml file
 */
public static void main(String[] args) throws BuildPDFAExtensionSchemaDescriptionException {
    XMLPropertiesDescriptionManager ptMaker = new XMLPropertiesDescriptionManager();

    // add Descriptions
    for (int i = 0; i < 3; i++) {
        ptMaker.addPropertyDescription("name" + i, "description" + i);

    }

    // Display XML conversion
    System.out.println("Display XML Result:");
    ptMaker.toXML(System.out);

    // Sample to show how to build object from XML file
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    ptMaker.toXML(bos);
    IOUtils.closeQuietly(bos);

    // emulate a new reading
    InputStream is = new ByteArrayInputStream(bos.toByteArray());
    ptMaker = new XMLPropertiesDescriptionManager();
    ptMaker.loadListFromXML(is);
    List<PropertyDescription> result = ptMaker.getPropertiesDescriptionList();
    System.out.println();
    System.out.println();
    System.out.println("Result of XML Loading :");
    for (PropertyDescription propertyDescription : result) {
        System.out.println(propertyDescription.getPropertyName() + " :" + propertyDescription.getDescription());
    }
}

---

From source file:Main.java

public static void main(String args[]) throws IOException {
    ByteArrayOutputStream outStream = new ByteArrayOutputStream();
    String s = "This is a test.";
    for (int i = 0; i < s.length(); ++i)
        outStream.write(s.charAt(i));/*from ww  w  .  j a  v  a  2 s .  c  o  m*/
    System.out.println("outstream: " + outStream);
    System.out.println("size: " + outStream.size());

    ByteArrayInputStream inStream;
    inStream = new ByteArrayInputStream(outStream.toByteArray());
    int inBytes = inStream.available();

    System.out.println("inStream has " + inBytes + " available bytes");
    byte inBuf[] = new byte[inBytes];
    int bytesRead = inStream.read(inBuf, 0, inBytes);

    System.out.println(bytesRead + " bytes were read");
    System.out.println("They are: " + new String(inBuf));
}

---

From source file:edu.umd.cs.marmoset.modelClasses.ZipFileAggregator.java

public static void main(String[] args) throws Exception {
    FileInputStream fis = new FileInputStream("inputfile1.zip");
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    CopyUtils.copy(fis, baos);/*from  ww  w .java  2  s. c o m*/

    byte[] byteArr = baos.toByteArray();
    fis.close();

    fis = new FileInputStream("inputfile2.zip");
    baos = new ByteArrayOutputStream();
    CopyUtils.copy(fis, baos);

    byteArr = baos.toByteArray();
    fis.close();

    //      if (args.length < 2) {
    //         System.err.println("Usage: " +
    //               ZipFileAggregator.class.getName() +
    //               " <output file> <file1, file2...>");
    //         System.exit(1);
    //      }
    //
    //      ZipFileAggregator agg=null;
    //      try {
    //         agg=new ZipFileAggregator(new FileOutputStream(args[0]));
    //         for (int i = 1; i < args.length; ++i) {
    //            File inputFile = new File(args[i]);
    //            System.out.println("Adding " + args[i]);
    //            try {
    //               agg.addFile(args[i], inputFile);
    //            } catch (ZipFileAggregator.BadInputZipFileException e) {
    //               System.out.println("Recoverable exception: " + e);
    //               System.out.println("Continuing...");
    //            }
    //         }
    //      } finally {
    //         if (agg != null) agg.close();
    //      }
    //      System.out.println("Done!");
}

---

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