import java.io.*; 

public class DelLstLine{ 
public static **** main(String[] arg){ 
try{ 
RandomAccessFile raf = new RandomAccessFile("RandFile.txt", "rw"); 
long length = raf.length(); 
System.out.println("File Length="+raf.length()); 
//supposing that last line is of 8 
raf.setLength(length - 8); 
System.out.println("File Length="+raf.length()); 
raf.close(); 
}catch(Exception ex){ 
ex.printStackTrace(); 
} 
}//end of psvm 
}//class ends