Here you can find the source of saveToBinaryFile(File dest, byte[] data)
public static void saveToBinaryFile(File dest, byte[] data) throws IOException
//package com.java2s; /** (C) Copyright 2005 Hewlett-Packard Development Company, LP //from www .j a v a2 s. c o m This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA For more information: www.smartfrog.org */ import java.io.Closeable; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; public class Main { public static void saveToBinaryFile(File dest, byte[] data) throws IOException { FileOutputStream out = null; try { out = new FileOutputStream(dest); out.write(data); } finally { close(out); } } /** * Close any open stream; ignore any errors. * @param stream */ public static void close(Closeable stream) { try { if (stream != null) { stream.close(); } } catch (IOException e) { //ignore } } }