Here you can find the source of writeFile(InputStream srcStream, File destFile)
public static void writeFile(InputStream srcStream, File destFile) throws IOException
//package com.java2s; /*// ww w. ja v a2 s . co m * Copyright 2002-2010 The Rector and Visitors of the * University of Virginia. All rights reserved. * * 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.FileOutputStream; import java.io.IOException; import java.io.InputStream; public class Main { public static void writeFile(InputStream srcStream, File destFile) throws IOException { File testFile = destFile.getParentFile(); if (!testFile.exists()) testFile.mkdirs(); FileOutputStream destStream = new FileOutputStream(destFile); byte[] buf = new byte[65535]; int bytesRead; while (true) { bytesRead = srcStream.read(buf); if (bytesRead == -1) { break; } else { destStream.write(buf, 0, bytesRead); } } } }