Java tutorial
//package com.java2s; import java.io.ByteArrayInputStream; import java.io.IOException; import java.io.ObjectInputStream; import android.util.Base64; public class Main { /** Read the object from Base64 string. */ public static Object fromString(String s) throws IOException, ClassNotFoundException { byte[] data = Base64.decode(s, 0); ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(data)); Object o = ois.readObject(); ois.close(); return o; } }