Here you can find the source of readLine(String path)
public static String readLine(String path) throws IOException
//package com.java2s; /*//ww w . j av a 2s . co m * Copyright (C) 2016 Medusalix * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.io.*; public class Main { public static String readLine(String path) throws IOException { try (BufferedReader reader = new BufferedReader(new InputStreamReader(new FileInputStream(path)))) { return reader.readLine(); } } }