Java Utililty Methods Object Serialize and Deserialize

try {
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    new ObjectOutputStream(os).writeObject(t);
    ByteArrayInputStream is = new ByteArrayInputStream(os.toByteArray());
    @SuppressWarnings("unchecked")
    T ret = (T) (new ObjectInputStream(is)).readObject();
    return ret;
} catch (IOException e) {
...

final ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream(1000);
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
objectOutputStream.writeObject(object);
objectOutputStream.close();
ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(byteArrayOutputStream.toByteArray());
ObjectInputStream objectInputStream = new ObjectInputStream(byteArrayInputStream);
Object deserialized = objectInputStream.readObject();
objectInputStream.close();
...

ByteArrayOutputStream byteOutput = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(new BufferedOutputStream(byteOutput));
out.writeObject(object);
out.flush();
byte[] outputBytes = byteOutput.toByteArray();
ObjectInputStream in = new ObjectInputStream(
        new BufferedInputStream(new ByteArrayInputStream(outputBytes)));
return in.readObject();
...

ByteArrayOutputStream baos = new ByteArrayOutputStream();
try {
    ObjectOutputStream oos = new ObjectOutputStream(baos);
    oos.writeObject(obj);
    final byte[] data = baos.toByteArray();
    ByteArrayInputStream baip = new ByteArrayInputStream(data);
    ObjectInputStream ois = new ObjectInputStream(baip);
    return (T) ois.readObject();
...

return deserialize((Class<T>) object.getClass(), serialize(object));