Here you can find the source of writeBytes(File file, byte[] bytes)
public static void writeBytes(File file, byte[] bytes) throws Exception
//package com.java2s; /*//from w w w. j a v a2 s. c o m * This file is part of HelpPlus is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free * Software Foundation, either version 3 of the License, or (at your option) any later version. HelpPlus 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 General Public License for more details. You should have received * a copy of the GNU General Public License along with HelpPlus. If not, see <http://www.gnu.org/licenses/>. */ import java.io.File; import java.io.FileOutputStream; public class Main { public static void writeBytes(File file, byte[] bytes) throws Exception { FileOutputStream fos = new FileOutputStream(file); fos.write(bytes); fos.flush(); fos.close(); } }