Here you can find the source of copyStream(java.io.InputStream in, java.io.OutputStream out)
public static java.io.OutputStream copyStream(java.io.InputStream in, java.io.OutputStream out) throws java.io.IOException
//package com.java2s; /******************************************************************************* * Copyright (C) 2006-2013 AITIA International, Inc. * //from w ww.j a v a 2s .c o m * This program 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. * * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. ******************************************************************************/ public class Main { /** Copies all data from 'in' stream to 'out' stream. * @return out */ public static java.io.OutputStream copyStream(java.io.InputStream in, java.io.OutputStream out) throws java.io.IOException { // Nem kell Buffered...Stream mert itt van ez a buffer: byte buffer[] = new byte[8192]; int length; try { while ((length = in.read(buffer)) != -1) out.write(buffer, 0, length); } finally { in.close(); } return out; } }