Here you can find the source of getBytes(InputStream in)
private static byte[] getBytes(InputStream in)
//package com.java2s; /*/* ww w . j a v a 2s .c om*/ * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ import java.io.*; public class Main { private static byte[] getBytes(InputStream in) { ByteArrayOutputStream out = new ByteArrayOutputStream(); byte[] b = new byte[1024]; int n; try { while ((n = in.read(b)) != -1) { out.write(b, 0, n); } } catch (IOException unlikely) { } return out.toByteArray(); } }