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## org.jivesoftware.openfire.privacy
Class PrivacyListManager

    java.lang.Object
      org.jivesoftware.openfire.privacy.PrivacyListManager

    public class PrivacyListManager

extends Object

A Privacy list manager creates, gets, updates and removes privacy lists. Loaded lists are kept in memory using a cache that will keep them at most for 6 hours.

Author:
  Gaston Dombiak

Method Summary
`void` | `addListener(PrivacyListEventListener listener)` Registers a listener to receive events when a privacy list is created, updated or deleted.
`void` | `changeDefaultList(String username, PrivacyList newDefault, PrivacyList oldDefault)` Sets a given privacy list as the new default list of the user.
`PrivacyList` | `createPrivacyList(String username, String listName, org.dom4j.Element listElement)` Creates a new privacy list for the specified user.
`void` | `deletePrivacyList(String username, String listName)` Deletes an existing privacy list of a user.
`void` | `deletePrivacyLists(String username)` Deletes all privacy lists of a user.
`PrivacyList` | `getDefaultPrivacyList(String username)` Returns the default privacy list of the specified user or `null` if none was found.
`static PrivacyListManager` | `getInstance()` Returns the unique instance of this class.
`PrivacyList` | `getPrivacyList(String username, String listName)` Returns a specific privacy list of the specified user or `null` if none was found.
`void` | `removeListener(PrivacyListEventListener listener)` Unregisters a listener to receive events.

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

Method Detail

### getInstance

    public static PrivacyListManager getInstance()

  Returns the unique instance of this class.

  Returns:
    the unique instance of this class.

### createPrivacyList

    public PrivacyList createPrivacyList(String username,
                                         String listName,
                                         org.dom4j.Element listElement)

  Creates a new privacy list for the specified user.

  Parameters:
    `username` - the username of the list owner.
    `listName` - the name of the new privacy list.
    `listElement` - the XML that specifies the list and its items.
  Returns:
    the newly created PrivacyList.

### deletePrivacyList

    public void deletePrivacyList(String username,
                                  String listName)

  Deletes an existing privacy list of a user. If the privacy list being deleted was the default list then the user will end up with no default list. Therefore, the user will have to set a new default list.

  Parameters:
    `username` - the username of the list owner.
    `listName` - the name of the list being deleted.

### deletePrivacyLists

    public void deletePrivacyLists(String username)

  Deletes all privacy lists of a user. This may be necessary when a user is being deleted from the system.

  Parameters:
    `username` - the username of the list owner.

### getDefaultPrivacyList

    public PrivacyList getDefaultPrivacyList(String username)

  Returns the default privacy list of the specified user or `null` if none was found.

  Parameters:
    `username` - the name of the user to get his default list.
  Returns:
    the default privacy list of the specified user or `null` if none was found.

### getPrivacyList

    public PrivacyList getPrivacyList(String username,
                                      String listName)

  Returns a specific privacy list of the specified user or `null` if none was found.

  Parameters:
    `username` - the name of the user to get his privacy list.
    `listName` - the name of the list to get.
  Returns:
    a privacy list of the specified user or `null` if none was found.

### changeDefaultList

    public void changeDefaultList(String username,
                                  PrivacyList newDefault,
                                  PrivacyList oldDefault)

  Sets a given privacy list as the new default list of the user.

  Parameters:
    `username` - the name of the user that is setting a new default list.
    `newDefault` - the new default privacy list.
    `oldDefault` - the previous privacy list or `null` if no default list existed.

### addListener

    public void addListener(PrivacyListEventListener listener)

  Registers a listener to receive events when a privacy list is created, updated or deleted.

  Parameters:
    `listener` - the listener.

### removeListener

    public void removeListener(PrivacyListEventListener listener)

  Unregisters a listener to receive events.

  Parameters:
    `listener` - the listener.

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