Using a Random Access File : RandomAccessFile « File Input Output « Java

1. Java
2. File Input Output
3. RandomAccessFile

Using a Random Access File

  

import java.io.File;
import java.io.RandomAccessFile;

public class Main {
  public static void main(String[] argv) throws Exception {
    File f = new File("filename");
    RandomAccessFile raf = new RandomAccessFile(f, "rw");

    // Read a character
    char ch = raf.readChar();

    // Seek to end of file
    raf.seek(f.length());

    // Append to the end
    raf.writeChars("aString");
    raf.close();
  }
}

   
    
  

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