Caretaker

java.lang.Object

Behavioral.Memento.Caretaker

public class Caretaker extends Object

The Caretaker class manages Memento objects.

Constructor Summary

Constructors

Constructor

Description

Caretaker()

Default constructor for Caretaker.
Method Summary

Modifier and Type

Method

Description

void

addMemento(Memento memento)

Adds a Memento to the list.

Memento

getMemento(int index)

Retrieves a Memento by index.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Caretaker
  
  public Caretaker()
  
  Default constructor for Caretaker.
Method Details
- addMemento
  
  public void addMemento(Memento memento)
  
  Adds a Memento to the list.
  
  Parameters:
  
  memento - The Memento to add.
- getMemento
  
  public Memento getMemento(int index)
  
  Retrieves a Memento by index.
  
  Parameters:
  
  index - The index of the desired Memento.
  
  Returns:
  
  The Memento at the specified index.
  
  Throws:
  
  IndexOutOfBoundsException - if the index is invalid.