Here you can find the source of readLines(Reader input)
public static List readLines(Reader input) throws IOException
//package com.java2s; //License from project: Apache License import java.io.BufferedReader; import java.io.IOException; import java.io.Reader; import java.util.ArrayList; import java.util.List; public class Main { public static List readLines(Reader input) throws IOException { BufferedReader reader = new BufferedReader(input); List list = new ArrayList(); String line = reader.readLine(); while (line != null) { list.add(line);// w ww .j a v a2 s . c om line = reader.readLine(); } return list; } }