安卓数据缓存的一些操作

    /*
     * 从本地读取对象
     */
    public static Serializable readObject(String file) {
        FileInputStream fis = null;
        ObjectInputStream ois = null;
        try {
            fis = new FileInputStream(file);
            ois = new ObjectInputStream(fis);
            return (Serializable) ois.readObject();
        } catch (FileNotFoundException e) {
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                ois.close();
            } catch (Exception e) {
            }
            try {
                fis.close();
            } catch (Exception e) {
            }
        }
        return null;
    }

    /*
     * 将数据保存在本地
     */
    public static boolean saveObject(Serializable ser, String file) {
        FileOutputStream fos = null;
        ObjectOutputStream oos = null;
        try {
            fos = new FileOutputStream(file);
            oos = new ObjectOutputStream(fos);
            oos.writeObject(ser);
            oos.flush();
            return true;
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        } finally {
            try {
                oos.close();
            } catch (Exception e) {
            }
            try {
                fos.close();
            } catch (Exception e) {
            }
        }
    }

参考来源：http://www.tuicool.com/articles/AzUrMr7