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Write String as characters to a file using DataOutputStream

  1. /*
  2.   Write String as characters to a file using DataOutputStream
  3.   This Java example shows how to write a Java String value to a file as a sequence of
  4.   characters using writeChars method of Java DataOutputStream class.
  5. */
  6.  
  7. import java.io.DataOutputStream;
  8. import java.io.FileOutputStream;
  9. import java.io.IOException;
  10.  
  11. public class WriteStringAsCharsToFile {
  12.  
  13.   public static void main(String[] args) {
  14.    
  15.     String strFilePath = "C://FileIO//WriteStringAsChars.txt";
  16.    
  17.     try
  18.     {
  19.       //create FileOutputStream object
  20.       FileOutputStream fos = new FileOutputStream(strFilePath);
  21.      
  22.       /*
  23.        * To create DataOutputStream object from FileOutputStream use,
  24.        * DataOutputStream(OutputStream os) constructor.
  25.        *
  26.        */
  27.      
  28.        DataOutputStream dos = new DataOutputStream(fos);
  29.      
  30.        String str = "This string will be written to file as sequence of characters!";
  31.      
  32.        /*
  33.         * To write a string as a sequence of characters to a file, use
  34.         * void writeChars(String str) method of Java DataOutputStream class.
  35.         *
  36.         * This method writes string as a sequence of characters to underlying output
  37.         * stream.
  38.         */
  39.        
  40.         dos.writeChars(str);
  41.        
  42.         /*
  43.          * To close DataOutputStream use,
  44.          * void close() method.
  45.          *
  46.          */
  47.        
  48.          dos.close();
  49.        
  50.     }
  51.     catch (IOException e)
  52.     {
  53.       System.out.println("IOException : " + e);
  54.     }
  55.  
  56.   }
  57. }