求一个记录人名和电话号码功能的Java应用程序

import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.util.Scanner;

public class Phones {
public static final String filename = "phonesnumber.txt";

public static void main(String[] args) throws Exception {
Phones p = new Phones();
p.getPhones();
while (true)
p.addPhone();
}

private String getInput(String tip) {
System.out.print(tip);
Scanner sc = new Scanner(System.in);
return sc.next();
}

public void getPhones() throws Exception {
File file = new File(filename);
if (!file.exists()) {
file.createNewFile();
return;
}
BufferedReader br = new BufferedReader(new FileReader(file));
String line = null;
while ((line = br.readLine()) != null) {
System.out.println(line);
}