Here you can find the source of readLines(String filePath)
public static List<String> readLines(String filePath) throws IOException
//package com.java2s; /*//from w w w . j ava2s .c o m * Copyright 2010 * IBB-CEB - Institute for Biotechnology and Bioengineering - Centre of Biological Engineering * CCTC - Computer Science and Technology Center * * University of Minho * * This is free software: you can redistribute it and/or modify * it under the terms of the GNU Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This code is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Public License for more details. * * You should have received a copy of the GNU Public License * along with this code. If not, see http://www.gnu.org/licenses/ * * Created inside the SysBioPseg Research Group (http://sysbio.di.uminho.pt) */ import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.util.ArrayList; import java.util.List; public class Main { public static List<String> readLines(String filePath) throws IOException { FileReader fr = new FileReader(filePath); BufferedReader br = new BufferedReader(fr); List<String> lines = new ArrayList<String>(); String line; try { while ((line = br.readLine()) != null) lines.add(line); } finally { br.close(); fr.close(); } return lines; } }