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 {

    long[] l = { 1234567890L, 987654321L };
    FileOutputStream fos = new FileOutputStream("c:\\test.txt");
    DataOutputStream dos = new DataOutputStream(fos);
    for (long j : l) {
        dos.writeLong(j);/*  www . j  av  a  2s .  co  m*/
    }
    dos.flush();
    InputStream is = new FileInputStream("c:\\test.txt");

    DataInputStream dis = new DataInputStream(is);
    while (dis.available() > 0) {
        long k = dis.readLong();
        System.out.print(k);
    }
}

From source file:Main.java

public static void main(String[] args) throws IOException {
    int[] i = { 123, 234, 345, 456, 678 };
    FileOutputStream fos = new FileOutputStream("c:\\test.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    for (int j : i) {
        dos.writeInt(j);//from www.j  a v a 2 s  . c o  m
    }
    dos.flush();

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

    while (dis.available() > 0) {
        int k = dis.readInt();
        System.out.print(k);
    }
}

From source file:Main.java

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

    FileInputStream fin = null;//from   w w w. j  ava  2s  . c o  m
    FileOutputStream fout = null;

    File file = new File("C:/myfile1.txt");

    fin = new FileInputStream(file);
    fout = new FileOutputStream("C:/myfile2.txt");

    byte[] buffer = new byte[1024];
    int bytesRead;
    while ((bytesRead = fin.read(buffer)) > 0) {
        fout.write(buffer, 0, bytesRead);
    }
    fin.close();
    fout.close();
}

From source file:Main.java

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

    int[] i = { 123, 234, 454, 567, 789 };
    FileOutputStream fos = new FileOutputStream("c:\\test.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    for (int j : i) {
        dos.writeInt(j);/*w w w  .ja  va 2s.co m*/
    }
    dos.flush();
    InputStream is = new FileInputStream("c:\\test.txt");

    DataInputStream dis = new DataInputStream(is);
    while (dis.available() > 0) {
        int k = dis.readInt();
        System.out.print(k);
    }
}

From source file:StrokeColorPDF.java

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

        document.open();
        PdfContentByte cb = writer.getDirectContent();

        cb.setLineWidth(10f);
        cb.setRGBColorStrokeF(0f, 255f, 0f);
        cb.moveTo(100, 700);
        cb.lineTo(200, 800);

        cb.stroke();

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

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Document document = new Document(new Rectangle(792, 612));
    PdfWriter.getInstance(document, new FileOutputStream("1.pdf"));
    document.open();/* ww w  . j a  v a  2  s . c o m*/
    document.add(new Paragraph("Hello World"));
    document.close();
}

From source file:MainClass.java

public static void main(String[] args) throws Exception {
    Document document = new Document(PageSize.LETTER.rotate());
    PdfWriter.getInstance(document, new FileOutputStream("1.pdf"));
    document.open();/*w w w  .  j  a  v  a 2s.  c o m*/
    document.add(new Paragraph("Hello World"));
    document.close();
}

From source file:MainClass.java

public static void main(String args[]) {
    FileOutputStream fileOutputStream;
    FileChannel fileChannel;//from   www . ja v a2s . c o  m
    ByteBuffer byteBuffer;

    try {
        fileOutputStream = new FileOutputStream("test.txt");
        fileChannel = fileOutputStream.getChannel();
        byteBuffer = ByteBuffer.allocateDirect(26);

        for (int i = 0; i < 26; i++)
            byteBuffer.put((byte) ('A' + i));
        byteBuffer.rewind();
        fileChannel.write(byteBuffer);
        fileChannel.close();
        fileOutputStream.close();
    } catch (IOException exc) {
        System.out.println(exc);
    }
}

From source file:Main.java

public static void main(String[] atgs) throws Exception {
    DataOutputStream out = new DataOutputStream(new BufferedOutputStream(new FileOutputStream("java.txt")));
    out.writeUTF("");
    out.writeBytes("a");
    out.writeChars("aaa");
    out.close();/*from   w ww.j a  va2 s.  c om*/
    DataInputStream in = new DataInputStream(new BufferedInputStream(new FileInputStream("java.txt")));
    System.out.println(in.readUTF());
    byte[] buf = new byte[1024];
    int len = in.read(buf);
    System.out.println(new String(buf, 0, len));
    in.close();
}

From source file:ShapeDashLinePDF.java

public static void main(String[] args) {
    Document document = new Document();
    try {//from w w  w  .  j av a2  s.c om
        PdfWriter writer = PdfWriter.getInstance(document, new FileOutputStream("ShapeDashLinePDF.pdf"));

        document.open();
        PdfContentByte cb = writer.getDirectContent();

        cb.setLineWidth(10f);
        cb.setLineDash(3, 3, 0);
        cb.moveTo(100, 700);
        cb.lineTo(200, 800);

        cb.stroke();

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