Example usage for java.io PrintStream PrintStream

Introduction

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

Prototype

public PrintStream(File file) throws FileNotFoundException

Source Link

Document

Creates a new print stream, without automatic line flushing, with the specified file.

Usage

From source file:Main.java

private static String getStringFromException(Throwable e) {
    String result = "";
    ByteArrayOutputStream bos = new ByteArrayOutputStream();
    PrintStream ps = new PrintStream(bos);
    e.printStackTrace(ps);//from  ww w. j av  a 2s.c o m
    try {
        result = bos.toString("UTF-8");
    } catch (UnsupportedEncodingException e1) {
        // won't happen
    }
    return result;
}

From source file:Main.java

public static String getExceptionCauseString(final Throwable ex) {
    final ByteArrayOutputStream bos = new ByteArrayOutputStream();
    final PrintStream ps = new PrintStream(bos);

    try {// w  ww .  j ava 2s .co m
        // print directly
        Throwable t = ex;
        while (t.getCause() != null) {
            t = t.getCause();
        }
        t.printStackTrace(ps);
        return toVisualString(bos.toString());
    } finally {
        try {
            bos.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

From source file:Main.java

/**
 * Returns stacktrace of current thread represented as String
 * /*from  w w w.j a  va 2 s .  com*/
 * @return stacktrace of current thread represented as String
 */
public static String getStackTrace() {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintStream printStream = new PrintStream(baos);
    // noinspection ThrowableInstanceNeverThrown
    new Exception("Stack trace").printStackTrace(printStream);
    printStream.close();
    return new String(baos.toByteArray());
}

From source file:Main.java

/**
 * @param throwable//  w w w . j  a  v  a  2 s .c  o m
 * @return return the stack-trace
 */
public static String getStackTrace(Throwable throwable) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintStream pstream = new PrintStream(baos);
    String stack = null;
    throwable.printStackTrace(pstream);
    pstream.flush();
    stack = baos.toString();
    return stack;
}

From source file:Main.java

public static String getErrorReport(String message, Throwable e) {
    if (message != null && message.length() > 0) {
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        e.printStackTrace(new PrintStream(byteArrayOutputStream));
        return String.format(ERROR_REPORT, message, byteArrayOutputStream.toString());
    } else {/* w w w. j  av  a  2 s.co  m*/
        ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
        e.printStackTrace(new PrintStream(byteArrayOutputStream));
        return byteArrayOutputStream.toString();
    }

}

From source file:Main.java

public void run() {
    try {/*from w  ww .j  av a  2s.  c o m*/
        PrintStream pstream = new PrintStream(csocket.getOutputStream());
        for (int i = 10; i >= 0; i--) {
            pstream.println(i);
        }
        pstream.close();
        csocket.close();
    } catch (IOException e) {
        System.out.println(e);
    }
}

From source file:Main.java

private static void destroyPid(int pid) {

    Process suProcess = null;/*from  w  w w  . j  a  v a 2  s.c  o  m*/
    PrintStream outputStream = null;
    try {
        suProcess = Runtime.getRuntime().exec("su");
        outputStream = new PrintStream(new BufferedOutputStream(suProcess.getOutputStream(), 8192));
        outputStream.println("kill " + pid);
        outputStream.println("exit");
        outputStream.flush();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        if (outputStream != null) {
            outputStream.close();
        }
        if (suProcess != null) {
            try {
                suProcess.waitFor();
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:MultiThreadServer.java

public void run() {
    try {/*  ww w .  ja  v a  2s  .  c  om*/
        PrintStream pstream = new PrintStream(csocket.getOutputStream());
        for (int i = 100; i >= 0; i--) {
            pstream.println(i + " bottles of beer on the wall");
        }
        pstream.close();
        csocket.close();
    } catch (IOException e) {
        System.out.println(e);
    }
}

From source file:Main.java

public static void printNode(Node node, String fn) {
    try {/*from www  .  j  ava  2 s .  c om*/
        TransformerFactory tFactory = TransformerFactory.newInstance();
        Transformer transformer;
        transformer = tFactory.newTransformer();
        transformer.setOutputProperty(OutputKeys.INDENT, "yes");
        transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2");
        DOMSource source = new DOMSource(node);
        PrintStream out = System.out;
        if (fn != null)
            out = new PrintStream(new FileOutputStream(fn));
        StreamResult result = new StreamResult(out);
        transformer.transform(source, result);
        out.close();
    } catch (TransformerConfigurationException e) {
        e.printStackTrace();
    } catch (TransformerException e) {

        e.printStackTrace();
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }
}

From source file:Main.java

/** Converts a stack trace to a string */
public static String stackTraceToString(Exception e) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    PrintStream ps = new PrintStream(baos);
    e.printStackTrace(ps);//from  w  w  w . j  a v  a  2 s .  c o m
    return baos.toString();
}