Here you can find the source of copyFiles(InputStream inStream, FileOutputStream outStream)
private static void copyFiles(InputStream inStream, FileOutputStream outStream) throws IOException
//package com.java2s; /*//w w w.j a v a 2s . co m Copyright 2014-2016 Intel Corporation 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; import java.io.InputStream; public class Main { private static void copyFiles(InputStream inStream, FileOutputStream outStream) throws IOException { byte[] buffer = new byte[1024]; int length; while ((length = inStream.read(buffer)) > 0) { outStream.write(buffer, 0, length); } } }