Example usage for java.io FileOutputStream FileOutputStream

Introduction

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

Prototype

public FileOutputStream(FileDescriptor fdObj)

Source Link

Document

Creates a file output stream to write to the specified file descriptor, which represents an existing connection to an actual file in the file system.

Usage

From source file:Main.java

public static void main(String[] args) {
    Card card = new Card();
    try {//from w  w  w. ja  va 2  s . co  m
        FileOutputStream out = new FileOutputStream("card.out");
        ObjectOutputStream oos = new ObjectOutputStream(out);
        oos.writeObject(card);
        oos.flush();
        oos.close();
    } catch (Exception e) {
        System.out.println("Problem serializing: " + e);
    }
}

From source file:Main.java

public static void main(String[] args) {
    OutputStream fileOutputStream;
    try {/*from w  ww . jav a 2  s. co m*/
        fileOutputStream = new FileOutputStream("c:/a.txy");
        Runtime runTime = Runtime.getRuntime();
        runTime.getLocalizedOutputStream(fileOutputStream);
    } catch (FileNotFoundException e) {
        e.printStackTrace();
    }

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    File outFile = new File("stdout.txt");
    PrintStream ps = new PrintStream(new FileOutputStream(outFile));

    System.out.println(outFile.getAbsolutePath());

    System.setOut(ps);/*from w ww. java 2  s.  c om*/

    System.out.println("Hello world!");
    System.out.println("Java I/O  is cool!");
}

From source file:FileIOApp.java

public static void main(String args[]) throws IOException {
    FileOutputStream outStream = new FileOutputStream("test.txt");
    String s = "This is a test.";
    for (int i = 0; i < s.length(); ++i)
        outStream.write(s.charAt(i));//from  w w w  . j a  v  a2s .c om
    outStream.close();
    FileInputStream inStream = new FileInputStream("test.txt");
    int inBytes = inStream.available();
    System.out.println("inStream has " + inBytes + " available bytes");
    byte inBuf[] = new byte[inBytes];
    int bytesRead = inStream.read(inBuf, 0, inBytes);
    System.out.println(bytesRead + " bytes were read");
    System.out.println("They are: " + new String(inBuf));
    inStream.close();
    File f = new File("test.txt");
    f.delete();
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    FileChannel fc = new FileOutputStream("data2.txt").getChannel();
    ByteBuffer buff = ByteBuffer.allocate(24); // More than needed
    buff.asCharBuffer().put("Some text");
    fc.write(buff);/* w ww .j av a 2 s.  co m*/
    fc.close();

    fc = new FileInputStream("data2.txt").getChannel();
    buff.clear();
    fc.read(buff);
    buff.flip();
    System.out.println(buff.asCharBuffer());

}

From source file:MainClass.java

public static void main(String[] a) {
    FileOutputStream outputFile = null; // Place to store the stream reference
    try {/*www  .j  a v  a 2s. c  o m*/
        outputFile = new FileOutputStream("myFile.txt");
    } catch (FileNotFoundException e) {
        e.printStackTrace(System.err);
    }
}

From source file:Main.java

public static void main(String[] args) {
    try {/*from   w  w  w .j av a  2  s  .co m*/

        OutputStream os = new FileOutputStream("test.txt");

        InputStream is = new FileInputStream("test.txt");

        os.write(70);
        os.write(71);

        for (int i = 0; i < 2; i++) {
            System.out.print((char) is.read());
        }
        os.close();
        is.close();

    } catch (Exception ex) {
        ex.printStackTrace();
    }

}

From source file:Main.java

public static void main(String[] arguments) {
    try {//from   w ww.  j a va  2  s .  c o  m
        FileOutputStream file = new FileOutputStream("p.dat");
        BufferedOutputStream buff = new BufferedOutputStream(file);
        DataOutputStream data = new DataOutputStream(buff);

        for (int i = 0; i < 400; i++)
            data.writeInt(i);
        data.close();
    } catch (IOException e) {
        System.out.println("Error - " + e.toString());
    }
}

From source file:Main.java

public static void main(String[] args) throws IOException {

    // create new file output stream
    FileOutputStream fos = new FileOutputStream("C://test.txt");

    // get file descriptor instance
    FileDescriptor fd = fos.getFD();

    // test if the file is valid
    boolean bool = fd.valid();

    // print/*from   w  w w. ja  v a 2  s  .  c  o m*/
    System.out.print("Is file valid? " + bool);

}

From source file:Main.java

License:asdf

public static void main(String[] argv) throws Exception {

    Writer out = new BufferedWriter(new OutputStreamWriter(new FileOutputStream("outfilename"), "8859_1"));
    out.write("asdf");
    out.close();//from   w  w w .  j  a va2  s .co  m
}