Source Code : DataInputStream, DataOutputStream

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DataInputStream, DataOutputStream

  
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;

class DOSDISDemo {
  public static void main(String[] args) throws Exception {
    DataOutputStream dos = null;

    FileOutputStream fos = new FileOutputStream("data.dat");
    dos = new DataOutputStream(fos);

    dos.writeInt(256);
    dos.writeDouble(Math.PI);
    dos.writeUTF("Java");

    DataInputStream dis = null;

    FileInputStream fis = new FileInputStream("data.dat");
    dis = new DataInputStream(fis);

    System.out.println(dis.readInt());
    System.out.println(dis.readDouble());
    System.out.println(dis.readUTF());
  }
}

   
    
  

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