Write file using FileOutputStream

    package org.best.example;
    /*
      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);
         }
      
      }
    }