Example usage for java.lang System err

Introduction

In this page you can find the example usage for java.lang System err.

Prototype

PrintStream err

To view the source code for java.lang System err.

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Document

The "standard" error output stream.

Usage

From source file:UDPReceive.java

public static void main(String args[]) {
    try {//from   www.ja va  2  s. c  om
        int port = 90;

        // Create a socket to listen on the port.
        DatagramSocket dsocket = new DatagramSocket(port);

        // Create a buffer to read datagrams into. If a
        // packet is larger than this buffer, the
        // excess will simply be discarded!
        byte[] buffer = new byte[2048];

        // Create a packet to receive data into the buffer
        DatagramPacket packet = new DatagramPacket(buffer, buffer.length);

        // Now loop forever, waiting to receive packets and printing them.
        while (true) {
            // Wait to receive a datagram
            dsocket.receive(packet);

            // Convert the contents to a string, and display them
            String msg = new String(buffer, 0, packet.getLength());
            System.out.println(packet.getAddress().getHostName() + ": " + msg);

            // Reset the length of the packet before reusing it.
            packet.setLength(buffer.length);
        }
    } catch (Exception e) {
        System.err.println(e);
    }
}

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From source file:BeanUtilsExampleV4.java

  public static void main(String args[]) throws Exception {
    BeanUtilsExampleV4 diff = new BeanUtilsExampleV4();
    Actor actor = diff.prepareData();// w ww.  j  ava2s  . c o m

    ConvertUtilsBean convertUtilsBean = new ConvertUtilsBean();
    convertUtilsBean.deregister(String.class);
    convertUtilsBean.register(new MyStringConverter(), String.class);

    convertUtilsBean.deregister(Long.class);
    convertUtilsBean.register(new MyLongConverter(), Long.class);
    convertUtilsBean.register(new MyLongConverter(), Long.TYPE);

    BeanUtilsBean beanUtilsBean =
      new BeanUtilsBean(convertUtilsBean, new PropertyUtilsBean());

    System.err.println("==== Values before calling describe ==== ");
    System.err.println("By PropertyUtils: " +
      PropertyUtils.getProperty(actor, "name"));
    System.err.println("By BeanUtils: " +
      beanUtilsBean.getProperty(actor, "name"));
    System.err.println(beanUtilsBean.getProperty(actor, "worth"));

    Map describedData = beanUtilsBean.describe(actor);

    // check the map
    System.err.println("==== Values in Map ==== ");
    System.err.println(describedData.get("name"));
    System.err.println(describedData.get("worth"));

    // create a new Actor Bean
    Actor newActor = new Actor();
    beanUtilsBean.populate(newActor, describedData);

    System.err.println("==== Values after calling populate ==== ");
    System.err.println(beanUtilsBean.getProperty(newActor, "name"));
    System.err.println(beanUtilsBean.getProperty(newActor, "worth"));

}

---

From source file:LabelSampleSaveText.java

public static void main(String args[]) {
    JFrame frame = new JFrame("Label Focus Example");
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    JPanel panel = new JPanel(new BorderLayout());
    JLabel label = new JLabel("Name: ");
    label.setDisplayedMnemonic(KeyEvent.VK_N);
    JTextField textField = new JTextField();
    label.setLabelFor(textField);// w  w w.  j a  va 2s.  c o  m
    panel.add(label, BorderLayout.WEST);
    panel.add(textField, BorderLayout.CENTER);
    frame.add(panel, BorderLayout.NORTH);
    frame.add(new JButton("Somewhere Else"), BorderLayout.SOUTH);
    frame.setSize(250, 150);
    frame.setVisible(true);

    textField.setText("your text");
    String filename = "test.txt";

    FileWriter writer = null;
    try {
        writer = new FileWriter(filename);
        textField.write(writer);
    } catch (IOException exception) {
        System.err.println("Save oops");
    } finally {
        if (writer != null) {
            try {
                writer.close();
            } catch (IOException exception) {
                System.err.println("Error closing writer");
                exception.printStackTrace();
            }
        }
    }
}

---

From source file:com.bitsofproof.supernode.main.Main.java

public static void main(String[] args) throws Exception {
    log.info("bitsofproof supernode (c) 2013 bits of proof zrt.");
    log.trace("Spring context setup");

    if (args.length == 0) {
        System.err.println(
                "Usage: java com.bitsofproof.main.Main profile [profile...] -- [args...] [options...]");
        return;//from w w w.ja  v a 2 s . co m
    }

    GenericXmlApplicationContext ctx = new GenericXmlApplicationContext();
    List<String> a = new ArrayList<String>();
    boolean profiles = true;
    for (String s : args) {
        if (s.equals("--")) {
            profiles = false;
        } else {
            if (profiles) {
                log.info("Loading profile: " + s);
                ctx.getEnvironment().addActiveProfile(s);
            } else {
                a.add(s);
            }
        }
    }
    ctx.load("classpath:context/server.xml");
    ctx.load("classpath:context/*-profile.xml");
    ctx.refresh();
    ctx.getBean(App.class).start(a.toArray(new String[0]));
}

---

From source file:br.com.great.resource.Executa.java

/**
 *
 * @param args String//from   ww w  . ja  va  2 s. c  om
 */
public static void main(String[] args) {
    Texto t = new Texto();
    t.setMecsimples_id(1);
    t.setTexto("aaaaaaaa");
    t.setCapturarObjeto(new CapturarObjeto());
    t.getCapturarObjeto().setTipo(99);
    t.getCapturarObjeto().setNome("carleandro");
    PlayJogo.getMecTextos().add(t);

    Missao m = new Missao();
    m.setMecanica(new ArrayList<Mecanica>());
    m.getMecanica().add(t.getCapturarObjeto());

    PlayJogo.getMissoes().add(m);

    System.err.println(PlayJogo.getMissoes().get(0).getMecanica().get(0).getNome());
    System.err.println(PlayJogo.getMecTextos().get(0).getCapturarObjeto().getNome());

    PlayJogo.getMecTextos().get(0).getCapturarObjeto().setNome("olivia");
    System.err.println(PlayJogo.getMissoes().get(0).getMecanica().get(0).getNome());
    System.err.println(PlayJogo.getMecTextos().get(0).getCapturarObjeto().getNome());
}

---

From source file:OutlineActionsHyperLinkPDF.java

public static void main(String[] args) {
    Document document = new Document();
    try {/* ww  w .j  a  v  a  2 s . c  o m*/
        PdfWriter writer = PdfWriter.getInstance(document,
                new FileOutputStream("OutlineActionsHyperLinkPDF.pdf"));
        writer.setViewerPreferences(PdfWriter.PageModeUseOutlines);
        document.open();
        document.add(new Paragraph("Outline action example"));

        PdfContentByte cb = writer.getDirectContent();
        PdfOutline root = cb.getRootOutline();
        PdfOutline links = new PdfOutline(root, new PdfAction("http://www.java2s.com"), "Useful links");
        links.setColor(new Color(0xFF, 0x00, 0x00));
        links.setStyle(Font.BOLD);

    } catch (Exception ioe) {
        System.err.println(ioe.getMessage());
    }
    document.close();
}

---

From source file:nl.knaw.dans.easy.sword2examples.ContinuedDeposit.java

public static void main(String[] args) throws Exception {
    if (args.length != 5) {
        System.err.println(
                "Usage: java nl.knaw.dans.easy.sword2examples.ContinuedDeposit <Col-IRI> <EASY uid> <EASY passwd> <chunk size> <bag dirname>");
        System.exit(1);/*from   w  w  w  .j  ava2s  . c om*/
    }

    // 0. Read command line arguments
    final IRI colIri = new IRI(args[0]);
    final String uid = args[1];
    final String pw = args[2];
    final int chunkSize = Integer.parseInt(args[3]);
    final String bagFileName = args[4];

    depositPackage(new File(bagFileName), colIri, uid, pw, chunkSize);
}

---

From source file:dualcontrol.CryptoClientDemo.java

public static void main(String[] args) throws Exception {
    if (args.length != 3) {
        System.err.println("CryptoClientDemo usage: hostAddress port text");
    } else {//from   ww  w  .j  a v a 2s .c o  m
        new CryptoClientDemo().call(System.getProperties(), new MockableConsoleAdapter(System.console()),
                args[0], Integer.parseInt(args[1]), args[2].getBytes());
    }
}

---

From source file:AddingNewLinePDF.java

public static void main(String[] args) {
    Document document = new Document();
    try {/*from   w ww  .  j  av  a 2 s .  c  om*/
        PdfWriter pdf = PdfWriter.getInstance(document, new FileOutputStream("AddingNewLinePDF.pdf"));
        RtfWriter2 rtf = RtfWriter2.getInstance(document, new FileOutputStream("AddingNewLine.rtf"));
        HtmlWriter html = HtmlWriter.getInstance(document, new FileOutputStream("AddingNewLine.html"));

        document.open();
        document.add(new Paragraph("Some text"));

        Anchor pdfRef = new Anchor("http://www.java2s.com");
        pdfRef.setReference("http://www.java2s.com");
        Anchor rtfRef = new Anchor("Link for aFile.rtf.");
        rtfRef.setReference("./aFile.rtf");

        document.add(pdfRef);
        document.add(Chunk.NEWLINE);
        document.add(rtfRef);

    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
    document.close();
}

---

From source file:DOMDump.java

static public void main(String[] arg) {
    boolean validate = true;

    DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
    dbf.setValidating(validate);/* w  w  w.ja v a  2  s . co  m*/
    dbf.setNamespaceAware(true);
    dbf.setIgnoringElementContentWhitespace(true);

    // Parse the input to produce a parse tree with its root
    // in the form of a Document object
    Document doc = null;
    try {
        DocumentBuilder builder = dbf.newDocumentBuilder();
        builder.setErrorHandler(new MyErrorHandler());
        InputSource is = new InputSource("personWithDTD.xml");
        doc = builder.parse(is);
    } catch (SAXException e) {
        System.exit(1);
    } catch (ParserConfigurationException e) {
        System.err.println(e);
        System.exit(1);
    } catch (IOException e) {
        System.err.println(e);
        System.exit(1);
    }
    dump(doc);
}

---

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