Example usage for java.lang System exit

Introduction

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

Prototype

public static void exit(int status)

Source Link

Document

Terminates the currently running Java Virtual Machine.

Usage

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Object f = new Object() {
        public void finalize() {
            System.out.println("Running finalize()");
        }//from www. j  a v  a 2s  . c om
    };
    Runtime.getRuntime().addShutdownHook(new Thread() {
        public void run() {
            System.out.println("Running Shutdown Hook");
        }
    });

    f = null;
    System.gc();

    System.out.println("Calling System.exit()");
    System.exit(0);
}

From source file:MainClass.java

public static void main(String[] args) {
    File aFile = new File("file.dat");
    FileInputStream inFile = null;

    try {//from  w w w .  j  a v  a  2  s  .  co  m
        inFile = new FileInputStream(aFile);
    } catch (FileNotFoundException e) {
        e.printStackTrace(System.err);
        System.exit(0);
    }
    FileChannel inChannel = inFile.getChannel();
    final int COUNT = 6;
    ByteBuffer buf = ByteBuffer.allocate(8 * COUNT);
    long[] data = new long[COUNT];
    try {
        while (inChannel.read(buf) != -1) {
            ((ByteBuffer) (buf.flip())).asLongBuffer().get(data);
            System.out.println();
            for (long prime : data)
                System.out.printf("%10d", prime);
            buf.clear();
        }
        System.out.println("\nEOF reached.");
        inFile.close();
    } catch (IOException e) {
        e.printStackTrace(System.err);
        System.exit(1);
    }
}

From source file:Main.java

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

    JButton closeButton = new JButton("Close");
    contentPane.add(closeButton);//w w w  . jav a2s  .  co  m

    closeButton.addActionListener(e -> System.exit(0));
    // Add a MouseListener to the JButton
    closeButton.addMouseListener(new MouseAdapter() {
        @Override
        public void mouseEntered(MouseEvent e) {
            closeButton.setText("Mouse has  entered!");
        }

        @Override
        public void mouseExited(MouseEvent e) {
            closeButton.setText("Mouse has  exited!");
        }
    });
    frame.pack();
    frame.setVisible(true);
}

From source file:TestClassForNameNewInstanceApp.java

public static void main(String args[]) {

    try {/*w  w  w .j  a v a2 s . c  om*/
        Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
    } catch (ClassNotFoundException e) {
        System.out.println("Oops! Can't find class oracle.jdbc.driver.OracleDriver");
        System.exit(1);
    } catch (IllegalAccessException e) {
        System.out.println("Uh Oh! You can't load oracle.jdbc.driver.OracleDriver");
        System.exit(2);
    } catch (InstantiationException e) {
        System.out.println("Geez! Can't instantiate oracle.jdbc.driver.OracleDriver");
        System.exit(3);
    }

    Connection conn = null;
    Statement stmt = null;
    ResultSet rset = null;
    try {
        conn = DriverManager.getConnection("jdbc:oracle:thin:@dssw2k01:1521:orcl", "scott", "tiger");

        stmt = conn.createStatement();
        rset = stmt.executeQuery("select 'Hello '||USER||'!' result from dual");
        while (rset.next())
            System.out.println(rset.getString(1));
        rset.close();
        rset = null;
        stmt.close();
        stmt = null;
        conn.close();
        conn = null;
    } catch (SQLException e) {
        System.out.println("Darn! A SQL error: " + e.getMessage());
    } finally {
        if (rset != null)
            try {
                rset.close();
            } catch (SQLException ignore) {
            }
        if (stmt != null)
            try {
                stmt.close();
            } catch (SQLException ignore) {
            }
        if (conn != null)
            try {
                conn.close();
            } catch (SQLException ignore) {
            }
    }
}

From source file:Main.java

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

    // Add a close button
    JButton closeButton = new JButton("Close");
    contentPane.add(closeButton);//from www  .j a v  a2  s  .c  o  m

    closeButton.addActionListener(e -> {
        System.out.println(e.getActionCommand());
        System.exit(0);
    });

    frame.pack();
    frame.setVisible(true);
}

From source file:Main.java

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

    JButton closeButton = new JButton("Close");
    contentPane.add(closeButton);/*from   w  ww  .  j  a  v  a  2  s.c o m*/

    closeButton.addActionListener(e -> System.exit(0));
    // Add a MouseListener to the JButton
    closeButton.addMouseListener(new MouseListener() {
        @Override
        public void mouseClicked(MouseEvent e) {
        }

        @Override
        public void mousePressed(MouseEvent e) {
        }

        @Override
        public void mouseReleased(MouseEvent e) {
        }

        @Override
        public void mouseEntered(MouseEvent e) {
            closeButton.setText("Mouse has  entered!");
        }

        @Override
        public void mouseExited(MouseEvent e) {
            closeButton.setText("Mouse has  exited!");
        }
    });
    frame.pack();
    frame.setVisible(true);
}

From source file:com.ltb.Main.java

public static void main(String[] args) throws Exception {
    File node = new File("//home//juanma//Videos//DSVideo//Cartoons");

    displayIt(node);/*from   w  w  w .  ja  va 2s . co  m*/

    AudioTrack.returnListLanguages();

    System.out.println("# Audio tracks " + audio);

    System.exit(0);
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    URLName server = new URLName("protocol://username:password@host/foldername");

    Session session = Session.getDefaultInstance(new Properties(), null);

    Folder folder = session.getFolder(server);
    if (folder == null) {
        System.out.println("Folder " + server.getFile() + " not found.");
        System.exit(1);
    }//from   w w w.  j  a va2 s .c o m
    folder.open(Folder.READ_ONLY);

    // Get the messages from the server
    Message[] messages = folder.getMessages();
    for (int i = 0; i < messages.length; i++) {
        System.out.println("------------ Message " + (i + 1) + " ------------");
        messages[i].writeTo(System.out);
    }

    folder.close(false);
}

From source file:TestRegularExpression.java

public static void main(String[] args) {
    if (args.length < 2) {
        System.out.println("Usage:\n" + "java TestRegularExpression " + "characterSequence regularExpression+");
        System.exit(0);
    }//w w  w . jav  a  2s. c om
    System.out.println("Input: \"" + args[0] + "\"");
    for (int i = 1; i < args.length; i++) {
        System.out.println("Regular expression: \"" + args[i] + "\"");
        Pattern p = Pattern.compile(args[i]);
        Matcher m = p.matcher(args[0]);
        while (m.find()) {
            System.out.println("Match \"" + m.group() + "\" at positions " + m.start() + "-" + (m.end() - 1));
        }
    }
}

From source file:Main.java

public static void main(String[] argv) throws Exception {
    JOptionPane pane = new JOptionPane("your message", JOptionPane.ERROR_MESSAGE, JOptionPane.OK_OPTION);
    JDialog d = pane.createDialog(null, "title");
    d.pack();//from ww w . ja v  a 2s. c om
    d.setModal(false);
    d.setVisible(true);
    while (pane.getValue() == JOptionPane.UNINITIALIZED_VALUE) {
        try {
            Thread.sleep(100);
        } catch (InterruptedException ie) {
        }
    }
    System.exit(0);
}