Here you can find the source of writeFile(String fileName, byte[] bytes)
static void writeFile(String fileName, byte[] bytes) throws IOException
//package com.java2s; /*//from ww w. j av a 2 s . c o m * Copyright 2002-2015 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.FileOutputStream; import java.io.IOException; public class Main { static void writeFile(String fileName, byte[] bytes) throws IOException { if (fileName != null) { FileOutputStream fileOutputStream = new FileOutputStream(fileName); fileOutputStream.write(bytes); fileOutputStream.flush(); fileOutputStream.close(); } } }