Here you can find the source of readLines(final InputStream in)
private static String[] readLines(final InputStream in) throws IOException
//package com.java2s; /******************************************************************************* * Copyright 2016 Johannes Boczek/*from w ww .j a v a 2 s .c om*/ * * 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.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.ArrayList; public class Main { private static String[] readLines(final InputStream in) throws IOException { final ArrayList<String> lines = new ArrayList<String>(); final InputStreamReader reader = new InputStreamReader(in); final BufferedReader bufferedReader = new BufferedReader(reader); String line = null; while ((line = bufferedReader.readLine()) != null) { lines.add(line); } final String[] lineArray = lines.stream().toArray(String[]::new); return lineArray; } }