Here you can find the source of load(final String fileName)
public static String load(final String fileName) throws FileNotFoundException
//package com.java2s; /*//w ww. j a v a 2 s . c o m * Copyright 2012-2016 the original author or authors. * * 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.File; import java.io.FileNotFoundException; import java.util.Scanner; public class Main { public static String load(final String fileName) throws FileNotFoundException { try (Scanner scanner = new Scanner(new File(fileName))) { final StringBuilder builder = new StringBuilder(); while (scanner.hasNextLine()) builder.append(scanner.nextLine()).append("\n"); return builder.toString().trim(); } } }