Here you can find the source of encodeObject(Object obj)
public static byte[] encodeObject(Object obj) throws IOException
//package com.java2s; /*//www . ja v a2 s . c o m * Copyright 2009-2016 DigitalGlobe, Inc. * * 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.*; public class Main { public static byte[] encodeObject(Object obj) throws IOException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); ObjectOutputStream oos = null; try { oos = new ObjectOutputStream(baos); oos.writeObject(obj); return baos.toByteArray(); } catch (IOException e) { throw e; } finally { if (oos != null) { oos.close(); } baos.close(); } } }