Example usage for java.io DataOutputStream DataOutputStream

Introduction

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

Prototype

public DataOutputStream(OutputStream out)

Source Link

Document

Creates a new data output stream to write data to the specified underlying output stream.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/WriteShort.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    short s = 1;/*from  w  w w  . j ava  2 s.  c om*/
    dos.writeShort(s);
    dos.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/WriteFloat.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    float f = 5.314f;
    dos.writeFloat(f);/*from  w w  w. jav  a  2s .co m*/
    dos.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/WriteBoolean.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    boolean b = false;
    dos.writeBoolean(b);/*from  w  w  w .  ja va2 s .  co  m*/
    dos.close();
}

From source file:Main.java

public static void main(String[] args) throws Exception {
    FileOutputStream fos = new FileOutputStream("C:/WriteLong.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    long l = 65;/*www .  j  ava 2 s .c  o  m*/
    dos.writeLong(l);

    for (int i = 0; i < 10; i++)
        dos.writeInt(i);

    dos.close();
}

From source file:MainClass.java

public static void main(String[] args) throws IOException {
    DataOutputStream dos = new DataOutputStream(
            new BufferedOutputStream(new FileOutputStream(new File("temp.tmp"))));
    for (int i = 0; i < 10; i++)
        dos.writeInt(i);//  w w  w .ja  va  2  s . co  m
    dos.close();

}

From source file:Main.java

public static void main(String[] args) throws Exception {
    String strFilePath = "C:/Double.txt";
    FileOutputStream fos = new FileOutputStream(strFilePath);
    DataOutputStream dos = new DataOutputStream(fos);
    double d = 1;
    dos.writeDouble(d);/*w  w w.j  a v a  2 s  . co m*/
    dos.close();
}

From source file:MainClass.java

public static void main(String args[]) {
    try {//w w  w .j  a v a2 s .com

        FileOutputStream fos = new FileOutputStream(args[0]);

        DataOutputStream dos = new DataOutputStream(fos);

        dos.writeBoolean(false);
        dos.writeByte(Byte.MAX_VALUE);
        dos.writeChar('A');
        dos.writeDouble(Double.MAX_VALUE);
        dos.writeFloat(Float.MAX_VALUE);
        dos.writeInt(Integer.MAX_VALUE);
        dos.writeLong(Long.MAX_VALUE);
        dos.writeShort(Short.MAX_VALUE);

        fos.close();
    } catch (Exception e) {
        System.out.println("Exception: " + e);
    }
}

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 w w  .  j  a v  a2s.  c o  m
    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:InputOutputDemoBinaryFile.java

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

    //Write primitive values to a binary file "java2s.dat":
    DataOutputStream dos = new DataOutputStream(new FileOutputStream("java2s.dat"));
    dos.writeInt(228);/*from w ww  .ja v a 2s.  c  om*/
    dos.writeChar(' ');
    dos.writeUTF("Java Source and Support at www.java2s.com");
    dos.close();
    //Read primitive values from binary file "java2s.dat":
    DataInputStream dis = new DataInputStream(new FileInputStream("java2s.dat"));
    System.out.println(dis.readInt() + "|" + dis.readChar() + "|" + dis.readUTF());
}

From source file:Main.java

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

    byte[] buf = { 12, 11, 22, 33, 44 };

    FileOutputStream fos = new FileOutputStream("c:/test.txt");
    DataOutputStream dos = new DataOutputStream(fos);

    int size = 0;

    for (byte b : buf) {
        dos.write(b);/*from  w  w w .j  a v  a2  s. co  m*/
        size = dos.size();
        System.out.print("Size: " + size + "; ");
    }
}