Here you can find the source of serialize(Object obj, OutputStream out)
public static void serialize(Object obj, OutputStream out) throws IOException
//package com.java2s; /*// w ww . j av a 2 s. c o m * This file is part of the Haven & Hearth game client. * Copyright (C) 2009 Fredrik Tolf <fredrik@dolda2000.com>, and * Bj?rn Johannessen <johannessen.bjorn@gmail.com> * * Redistribution and/or modification of this file is subject to the * terms of the GNU Lesser General Public License, version 3, as * published by the Free Software Foundation. * * 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. * * Other parts of this source tree adhere to other copying * rights. Please see the file `COPYING' in the root directory of the * source tree for details. * * A copy the GNU Lesser General Public License is distributed along * with the source tree of which this file is a part in the file * `doc/LPGL-3'. If it is missing for any reason, please see the Free * Software Foundation's website at <http://www.fsf.org/>, or write * to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, * Boston, MA 02111-1307 USA */ import java.io.*; public class Main { public static void serialize(Object obj, OutputStream out) throws IOException { ObjectOutputStream oout = new ObjectOutputStream(out); oout.writeObject(obj); oout.flush(); } public static byte[] serialize(Object obj) { ByteArrayOutputStream out = new ByteArrayOutputStream(); try { serialize(obj, out); } catch (IOException e) { throw (new RuntimeException(e)); } return (out.toByteArray()); } }