java 深copy

public static<T> T deepClone(T src) throws IOException, ClassNotFoundException { Object obj = null; ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(); ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream); objectOutputStream.writeObject(src); objectOutputStream.close(); ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(byteArrayOutputStream.toByteArray()); ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream); obj = objectInputStream.readObject(); objectInputStream.close(); return (T) obj; }