Here you can find the source of writeLines(Collection
public static void writeLines(Collection<String> lines, File file) throws IOException
//package com.java2s; /*/*from w w w . j a v a 2 s. c om*/ * Copyright (C) 2012-present 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.IOException; import java.nio.charset.StandardCharsets; import java.nio.file.Files; import java.util.Collection; public class Main { public static void writeLines(Collection<String> lines, File file) throws IOException { Files.write(file.toPath(), lines, StandardCharsets.UTF_8); } }