Java tutorial
//package com.java2s; import java.io.FileInputStream; import java.io.IOException; import java.io.ObjectInputStream; public class Main { public static Object readObjectFromFile(String fileName) { ObjectInputStream ois = null; FileInputStream fis = null; try { fis = new FileInputStream(fileName); ois = new ObjectInputStream(fis); return ois.readObject(); } catch (Exception e) { } finally { if (ois != null) try { ois.close(); ois = null; } catch (IOException e) { } if (fis != null) try { fis.close(); fis = null; } catch (IOException e) { } } return null; } }