[hardwired]

Code:

import java.io.*;

public class FileAccessRx {
    public static void displayFile(String f) throws IOException {
        FileReader fr = new FileReader(f); 
        BufferedReader br = new BufferedReader(fr); 

        String line = br.readLine();
        while (line != null) {
            System.out.println(line);
            line = br.readLine();
        }
        br.close();
        fr.close();
    } 

    public static void writeToFile(String outfile, String s) throws IOException {
        FileOutputStream fs = new FileOutputStream(outfile);
        PrintStream p = new PrintStream(fs);
        p.println(s);
        p.close();
        fs.close();
    }

    public static void main(String[] args) throws IOException {
        // Your methods have the static modifier so you can
        // access/call them like this:
        FileAccessRx.displayFile("FileAccessRx.java");
        FileAccessRx.writeToFile("staticAccess.txt", "Hello World");

        // Or if you like you can use a reference to the class
        // to access/call them.
        FileAccessRx fileAccess = new FileAccessRx();
        String s = "Calling a static method using an instance variable.";
        fileAccess.writeToFile("instanceAccess.txt", s);
    }
}