Java tutorial
//package com.java2s; //License from project: Apache License import java.io.Closeable; import java.io.File; import java.io.FileInputStream; import java.io.IOException; import java.io.ObjectInputStream; public class Main { public static Object getBeanFromFile(String filePath) { Object bean = null; File file = new File(filePath); ObjectInputStream inputStream = null; if (!file.exists()) { return bean; } try { inputStream = new ObjectInputStream(new FileInputStream(file)); bean = inputStream.readObject(); } catch (IOException e) { e.printStackTrace(); } catch (ClassNotFoundException e) { e.printStackTrace(); } finally { closeQuiltly(inputStream); } return bean; } public static void closeQuiltly(Closeable closeable) { if (null != closeable) { try { closeable.close(); } catch (IOException e) { e.printStackTrace(); } } } }