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) throws IOException {

    double[] dbuf = { 65.56, 66.89, 67.98, 68.82, 69.55, 70.37 };

    FileOutputStream fos = new FileOutputStream("c:\\test.txt");

    DataOutputStream dos = new DataOutputStream(fos);

    for (double d : dbuf) {
        dos.writeDouble(d);/*from  w  w  w  .j  av a2s  .  com*/
    }

    dos.flush();

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

    DataInputStream dis = new DataInputStream(is);

    while (dis.available() > 0) {
        double c = dis.readDouble();
        System.out.print(c + " ");
    }

}

From source file:MainClass.java

public static void main(String[] args) throws IOException {
    DataOutputStream out2 = new DataOutputStream(new BufferedOutputStream(new FileOutputStream("Data.txt")));
    out2.writeDouble(3.14159);/*from  w  w w .  java  2  s. co m*/
    out2.writeUTF("Square root of 2");
    out2.close();

    DataInputStream in5 = new DataInputStream(new BufferedInputStream(new FileInputStream("Data.txt")));

    System.out.println(in5.readDouble());
    System.out.println(in5.readUTF());
}

From source file:DrawArcPDF.java

public static void main(String[] args) {
    Document document = new Document();
    try {/*from   w w w .  ja  v  a  2 s. c  o  m*/
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("DrawArcPDF.pdf"));
        document.open();

        PdfContentByte cb = writer.getDirectContent();
        PdfTemplate template = cb.createTemplate(500, 200);
        template.setLineWidth(2f);
        template.arc(20f, 20f, 00f, -40f, 90f, 45f);
        template.stroke();
        template.setLineWidth(12f);

        cb.addTemplate(template, 0, 1, -1, 0, 500, 200);
    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
    document.close();
}

From source file:RawDataFromImageFileAndManipulationPDF.java

public static void main(String[] args) {
    Document document = new Document();
    try {//from  ww w  .  j  av a 2s.  c om
        PdfWriter.getInstance(document, new FileOutputStream("RawDataFromImageFileAndManipulationPDF.pdf"));
        document.open();

        RandomAccessFile rf = new RandomAccessFile("logo.png", "r");
        int size = (int) rf.length();
        byte imext[] = new byte[size];
        rf.readFully(imext);
        rf.close();

        for (int i = 0; i < imext.length; i++) {
            imext[i] = (byte) (imext[i] + 3);
        }

        Image img1 = Image.getInstance(100, 100, 3, 8, imext);
        img1.setAbsolutePosition(200, 200);
        document.add(img1);

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

From source file:MainClass.java

public static void main(String[] args) {
    Employee e = new Employee();
    e.name = "Jor Lee";
    e.address = "USA";
    e.SSN = 11122333;/*ww  w.j  av a 2 s. c om*/
    e.number = 101;

    try {
        FileOutputStream fileOut = new FileOutputStream("employee.ser");
        ObjectOutputStream out = new ObjectOutputStream(fileOut);

        out.writeObject(e);

        out.close();
        fileOut.close();
    } catch (IOException i) {
        i.printStackTrace();
    }
}

From source file:DefaultPageSizeA4PDF.java

public static void main(String[] args) {
    Document document = new Document();
    try {/*ww  w.  ja  v  a 2  s. co m*/
        PdfWriter.getInstance(document, new FileOutputStream("DefaultPageSizeA4PDF.pdf"));
        document.open();
        document.add(new Paragraph("The default PageSize is DIN A4."));
    } catch (DocumentException de) {
        System.err.println(de.getMessage());
    } catch (IOException ioe) {
        System.err.println(ioe.getMessage());
    }
    document.close();
}

From source file:FontFactoryStylesBoldPDF.java

public static void main(String[] args) {
    Document document = new Document();

    try {/*ww  w. j  a  v a2s.  c o m*/
        PdfWriter.getInstance(document, new FileOutputStream("FontFactoryStylesBoldPDF.pdf"));
        document.open();

        FontFactory.register("c:\\windows\\fonts\\arialbd.ttf");
        document.add(new Phrase("bold ", FontFactory.getFont("Arial", 8, Font.BOLD)));
    } catch (Exception e) {
        System.err.println(e.getMessage());
    }
    document.close();
}

From source file:PDFMetaTitle.java

public static void main(String[] args) {
    Document document = new Document();
    try {/*w  ww. ja  v  a 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:MainClass.java

public static void main(String[] args) throws Exception {
    Document document = new Document();
    PdfWriter.getInstance(document, new FileOutputStream("2.pdf"));
    document.open();/*from   w ww  . ja  v  a  2  s . co m*/
    PdfPTable table = new PdfPTable(3);
    PdfPCell cell = new PdfPCell(new Paragraph("header with colspan 3"));
    cell.setColspan(3);
    table.addCell(cell);
    table.addCell("2");
    table.setSpacingBefore(15f);
    document.add(table);
    table.setSpacingAfter(10f);
    document.add(table);

    document.close();
}

From source file:Main.java

public static void main(String args[]) throws Exception {
    Preferences prefsRoot = Preferences.userRoot();
    Preferences myPrefs = prefsRoot.node("PreferenceExample");

    myPrefs.put("A", "a");
    myPrefs.put("B", "b");
    myPrefs.put("C", "c");

    FileOutputStream fos = new FileOutputStream("prefs.xml");

    myPrefs.exportSubtree(fos);/*ww  w .  ja  v a  2s.  com*/
    fos.close();

}