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.

Click Source Link

Document

The "standard" error output stream.

Usage

From source file:ListAllCookies.java

public static void main(String[] args) throws Exception {
    if (args.length != 1) {
        System.err.println("usage: java ListAllCookies url");
        return;/*  w ww  . ja  v a 2s  .co m*/
    }

    CookieManager cm = new CookieManager();
    cm.setCookiePolicy(CookiePolicy.ACCEPT_ALL);
    CookieHandler.setDefault(cm);

    new URL(args[0]).openConnection().getContent();

    List<HttpCookie> cookies = cm.getCookieStore().getCookies();
    for (HttpCookie cookie : cookies) {
        System.out.println("Name = " + cookie.getName());
        System.out.println("Value = " + cookie.getValue());
        System.out.println("Lifetime (seconds) = " + cookie.getMaxAge());
        System.out.println("Path = " + cookie.getPath());
        System.out.println();
    }
}

From source file:GetMessageExample.java

public static void main(String args[]) throws Exception {
    if (args.length != 3) {
        System.err.println("Usage: java MailExample host username password");
        System.exit(-1);//  www.j  ava2  s.com
    }

    String host = args[0];
    String username = args[1];
    String password = args[2];

    // Create empty properties
    Properties props = new Properties();

    // Get session
    Session session = Session.getDefaultInstance(props, null);

    // Get the store
    Store store = session.getStore("pop3");
    store.connect(host, username, password);

    // Get folder
    Folder folder = store.getFolder("INBOX");
    folder.open(Folder.READ_ONLY);

    BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

    // Get directory
    Message message[] = folder.getMessages();
    for (int i = 0, n = message.length; i < n; i++) {
        System.out.println(i + ": " + message[i].getFrom()[0] + "\t" + message[i].getSubject());

        System.out.println("Read message? [YES to read/QUIT to end]");
        String line = reader.readLine();
        if ("YES".equalsIgnoreCase(line)) {
            System.out.println(message[i].getContent());
        } else if ("QUIT".equalsIgnoreCase(line)) {
            break;
        }
    }

    // Close connection
    folder.close(false);
    store.close();
}

From source file:FuncEvaluator.java

  public static void main(String[] args) {
  if (args.length != 2) {
    System.err
        .println("usage: java FuncEvaluator scriptfile " + "script-exp");
    return;/*from  w  w w .  j a va  2s  . c o  m*/
  }

  ScriptEngineManager manager = new ScriptEngineManager();
  ScriptEngine engine = manager.getEngineByName("rhino");

  try {
    System.out.println(engine.eval(new FileReader(args[0])));
    System.out.println(engine.eval(args[1]));
  } catch (ScriptException se) {
    System.err.println(se.getMessage());
  } catch (IOException ioe) {
    System.err.println(ioe.getMessage());
  }
}

From source file:HttpClientPreferences.java

public static void main(String args[]) throws Exception {
    HttpClient client = new HttpClient();

    System.err.println(
            "The User Agent before changing it is: " + client.getParams().getParameter("http.useragent"));

    client.getParams().setParameter("http.useragent", "Browser at Client level");

    System.err.println("Client's User Agent is: " + client.getParams().getParameter("http.useragent"));

    GetMethod method = new GetMethod("http://www.google.com");
    method.getParams().setParameter("http.useragent", "Browser at Method level");
    try {/*from w  w w.j  a v a2 s . c om*/
        client.executeMethod(method);
    } catch (Exception e) {
        System.err.println(e);
    } finally {
        method.releaseConnection();
    }
    System.err.println("Method's User Agent is: " + method.getParams().getParameter("http.useragent"));

}

From source file:MainClass.java

public static void main(String[] args) {

    try {/*  w  w  w .jav a2s .  com*/
        copy(System.in, System.out);
    } catch (IOException ex) {
        System.err.println(ex);
    }
}

From source file:Redirect.java

public static void main(String args[]) throws Exception {
    PrintStream origOut = System.out;
    PrintStream origErr = System.err;

    InputStream stdin = null;//  w  w  w  .  jav  a 2 s.c o  m
    stdin = new FileInputStream("Redirect.in");
    PrintStream stdout = null;
    stdout = new PrintStream(new FileOutputStream("Redirect.out"));
    PrintStream stderr = null;
    stderr = new PrintStream(new FileOutputStream("Redirect.err"));
    origOut.println("1");
    System.out.println("2");
    origOut.println("3");
    System.err.println("4");
    origErr.println("5");

    System.setIn(stdin);
    System.setOut(stdout);
    System.setErr(stderr);

    origOut.println("\nR");
    System.out.println("T");
    origOut.println("Tq");
    System.err.println("Tqw");
    origErr.println("Test");

    origOut.println("\nRedirect:  Round #3");
    int inChar = 0;
    while (-1 != inChar) {
        try {
            inChar = System.in.read();
        } catch (Exception e) {
            // Clean up the output and bail.
            origOut.print("\n");
            break;
        }
        origOut.write(inChar);
    }

    stdin.close();
    stdout.close();
    stderr.close();

    System.exit(0);
}

From source file:Main.java

public static void main(String[] args) {

    try {//from   ww  w  .  j a v a  2 s  . c  o  m
        while (true) {
            int datum = System.in.read();
            if (datum == -1)
                break;
            System.out.println(datum);
        }
    } catch (IOException ex) {
        System.err.println("Couldn't read from System.in!");
    }
}

From source file:MainClass.java

public static void main(String[] a) {
    FileOutputStream outputFile = null; // Place to store the stream reference
    try {//from  w  ww  . ja va 2  s.com
        outputFile = new FileOutputStream("myFile.txt");
    } catch (FileNotFoundException e) {
        e.printStackTrace(System.err);
    }
}

From source file:HttpClientTest.java

public static void main(String args[]) throws Exception {
    HttpClient client = new HttpClient();
    GetMethod method = new GetMethod("http://www.google.com");
    int returnCode = client.executeMethod(method);
    System.err.println(method.getResponseBodyAsString());
    method.releaseConnection();/*  w ww .j a v a  2 s  .c  o m*/
}

From source file:Main.java

public static void main(String[] args) {

    try {/*from   w  w w.ja va2  s .c o  m*/
        DTD d1 = DTD.getDTD("html");
        for (int i = 0; i < 14; i++) {
            System.out.println(d1.getElement(i).getName());
        }

    } catch (IOException e) {
        System.err.println(e);
        e.printStackTrace();
    }

}