Write file using FileOutputStream


/*
  Write file using FileOutputStream
  This example shows how to write byte data to a file using write method of
  Java FileOutputStream object.
*/

import java.io.*;

public class WriteFile {

 
public static void main(String[] args) {
   
   
String strFilePath = "C://FileIO//demo.txt";
   
    
try
    
{
     
FileOutputStream fos = new FileOutputStream(strFilePath);
     
byte b = 01;
     
     
/*
       * To write byte data to a file, use
       * void write(int i) method of Java FileOutputStream class.
       *
       * This method writes given byte to a file.
       */
      
      
fos.write(b);
     
     
/*
       * Close FileOutputStream using,
       * void close() method of Java FileOutputStream class.
       * 
       */ 
      
      
fos.close()
     
    
}
    
catch(FileNotFoundException ex)
     {
     
System.out.println("FileNotFoundException : " + ex);
    
}
    
catch(IOException ioe)
     {
     
System.out.println("IOException : " + ioe);
    
}
   
  }
}