Java IO Tutorial - Java RandomAccessFile.read()

Syntax

RandomAccessFile.read() has the following syntax.

public int read()  throws IOException

Example

In the following code shows how to use RandomAccessFile.read() method.

//  w w w  .j  a  va2  s .  c o  m
import java.io.*;

public class Main {

   public static void main(String[] args) {
      try {
         
         RandomAccessFile raf = new RandomAccessFile("c:/test.txt", "rw");

         // write something in the file
         raf.writeUTF("java2s.com Hello World");

         // set the file pointer at 0 position
         raf.seek(0);

         // read the first byte and print it
         System.out.println(raf.read());

         // set the file pointer at 4rth position
         raf.seek(4);

         // read the first byte and print it
         System.out.println(raf.read());
         raf.close();
      } catch (IOException ex) {
         ex.printStackTrace();
      }

   }
}