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:HyperlinkTest.java

public static void main(String args[]) {
    JFrame frame = new JFrame();
    Container contentPane = frame.getContentPane();

    final JEditorPane ep = new JEditorPane();

    try {/*from   w  ww  .  j  a v a2 s.co  m*/
        ep.setPage("http://www.java2s.com");
    } catch (IOException e) {
        System.err.println("Bad URL: " + e);
        System.exit(-1);
    }

    HyperlinkListener listener = new HyperlinkListener() {
        public void hyperlinkUpdate(HyperlinkEvent e) {
            if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) {
                try {
                    ep.setPage(e.getURL());
                } catch (IOException ioe) {
                    System.err.println("Error loading: " + ioe);
                }
            }
        }
    };
    ep.addHyperlinkListener(listener);
    ep.setEditable(false);
    JScrollPane pane = new JScrollPane(ep);
    contentPane.add(pane, BorderLayout.CENTER);
    frame.setSize(640, 480);
    frame.show();
}

From source file:GetURLParts.java

public static void main(String args[]) {

    try {/*  ww  w. j a v a 2 s.c  om*/
        URL u = new URL("http://www.java2s.com");
        System.out.println("The URL is " + u);
        System.out.println("The protocol part is " + u.getProtocol());
        System.out.println("The host part is " + u.getHost());
        System.out.println("The port part is " + u.getPort());
        System.out.println("The file part is " + u.getFile());
        System.out.println("The ref part is " + u.getRef());
    } // end try
    catch (MalformedURLException e) {
        System.err.println("not a URL I understand.");
    }

}

From source file:Main.java

public static void main(String[] args) {

    Path path = Paths.get("C:/tutorial/Java/JavaFX", "Topic.txt");

    try {/*  w w  w. j  a va  2s  .  c om*/
        BasicFileAttributeView bv = Files.getFileAttributeView(path, BasicFileAttributeView.class);
        BasicFileAttributes ba = bv.readAttributes();
        System.out.println(ba.creationTime());
    } catch (IOException e) {
        System.err.println(e);
    }

}

From source file:MetalModExample.java

public static void main(String[] args) {
    try {//from w w w  .  j  a  v a  2s. c o m
        UIManager.setLookAndFeel("javax.swing.plaf.metal.MetalLookAndFeel");
    } catch (Exception e) {
        System.err.println("Metal is not available on this platform?!");
        System.exit(1);
    }
    JComponent before = makeExamplePane();

    UIManager.put("ScrollBarUI", "MyMetalScrollBarUI");

    JComponent after = makeExamplePane();

    JFrame f = new JFrame();
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

    Container c = f.getContentPane();
    c.setLayout(new GridLayout(2, 1, 0, 1));
    c.add(before);
    c.add(after);
    f.setSize(450, 400);
    f.setVisible(true);
}

From source file:PDFMetaTitle.java

public static void main(String[] args) {
    Document document = new Document();
    try {/*ww w. ja  va 2 s .  co  m*/
        PdfWriter.getInstance(document, new FileOutputStream("PDFMetaTitle.pdf"));

        document.addTitle("Hello World example");
        document.open();

        document.add(new Paragraph("Hello World"));

    } catch (DocumentException de) {
        System.err.println(de.getMessage());
    } catch (IOException ioe) {
        System.err.println(ioe.getMessage());
    }
    document.close();
}

From source file:Main.java

public static void main(String[] args) {

    Path wiki_path = Paths.get("C:/tutorial/wiki", "wiki.txt");

    Charset charset = Charset.forName("UTF-8");
    String text = "\nfrom java2s.com!";
    try (BufferedWriter writer = Files.newBufferedWriter(wiki_path, charset, StandardOpenOption.APPEND)) {
        writer.write(text);/*from   w ww.ja  va 2 s  .  c  o m*/
    } catch (IOException e) {
        System.err.println(e);
    }
}

From source file:Main.java

public static void main(String[] args) {
    Path copy_from_2 = Paths.get("C:/tutorial/Java/JavaFX", "tutor.txt");
    Path copy_to_2 = Paths.get("C:/tutorial/Java/Swing", "tutor.txt");

    try (InputStream is = new FileInputStream(copy_from_2.toFile())) {

        Files.copy(is, copy_to_2, REPLACE_EXISTING);

    } catch (IOException e) {
        System.err.println(e);
    }//from  w  w  w  .ja  v a  2  s . co  m

}

From source file:X.java

public static void main(String[] args) {
    try {//from   w  ww.  ja va2  s.co m
        Class<?> clazz = Class.forName("X");
        X x = (X) clazz.newInstance();
        Class[] argTypes = { String.class };
        Method method = clazz.getMethod("objectMethod", argTypes);

        System.out.println(method.getDefaultValue());

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

From source file:Main.java

public static void main(String[] args) {

    Path wiki_path = Paths.get("C:/tutorial/wiki", "wiki.txt");

    Charset charset = Charset.forName("UTF-8");
    try (BufferedReader reader = Files.newBufferedReader(wiki_path, charset)) {
        String line = null;// w w w.  java 2  s  . c o m
        while ((line = reader.readLine()) != null) {
            System.out.println(line);
        }
    } catch (IOException e) {
        System.err.println(e);
    }
}

From source file:getSocketInfo.java

public static void main(String[] args) {

    for (int i = 0; i < args.length; i++) {
        try {//from  w ww  .  jav a2s .c  o m
            Socket theSocket = new Socket(args[i], 80);
            System.out.println("Connected to " + theSocket.getInetAddress() + " on port " + theSocket.getPort()
                    + " from port " + theSocket.getLocalPort() + " of " + theSocket.getLocalAddress());
        } // end try
        catch (UnknownHostException e) {
            System.err.println("I can't find " + args[i]);
        } catch (SocketException e) {
            System.err.println("Could not connect to " + args[i]);
        } catch (IOException e) {
            System.err.println(e);
        }
    }
}