Here you can find the source of encodeObject(final Object object)
public static byte[] encodeObject(final Object object) throws IOException
//package com.java2s; /**//from ww w.j a v a 2 s .c om * Analytica - beta version - Systems Monitoring Tool * * Copyright (C) 2013, KleeGroup, direction.technique@kleegroup.com (http://www.kleegroup.com) * KleeGroup, Centre d'affaire la Boursidi?re - BP 159 - 92357 Le Plessis Robinson Cedex - France * * 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> */ import java.io.BufferedOutputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.ObjectOutputStream; public class Main { public static byte[] encodeObject(final Object object) throws IOException { final ByteArrayOutputStream byteStream = new ByteArrayOutputStream(2048); final ObjectOutputStream stream = new ObjectOutputStream(new BufferedOutputStream(byteStream)); stream.writeObject(object); stream.close(); byteStream.flush(); return byteStream.toByteArray(); } }