org.exist.storage
Interface UpdateListener

All Known Implementing Classes:

XACMLUtil

public interface UpdateListener

Field Summary

static int	ADD Notification type: a document was added to a collection
static int	REMOVE Notification type: a document was removed
static int	UPDATE Notification type: a document has been updated

Method Summary

void	debug()
void	documentUpdated(DocumentImpl document, int event) Called whenever a document is updated within the database.
void	nodeMoved(NodeId oldNodeId, StoredNode newNode) nodeMoved is called after a defragmentation run occurred for a document during which the address and the nodeId of a node may have changed.
void	unsubscribe() Called when the listener is removed from the notification service

Field Detail

ADD

static final int ADD

Notification type: a document was added to a collection

See Also:

Constant Field Values

UPDATE

static final int UPDATE

Notification type: a document has been updated

See Also:

Constant Field Values

REMOVE

static final int REMOVE

Notification type: a document was removed

See Also:

Constant Field Values

Method Detail

documentUpdated

void documentUpdated(DocumentImpl document,
                     int event)

Called whenever a document is updated within the database. Parameter event specifies the event type, i.e. one of ADD, UPDATE or REMOVE.

Parameters:

document -

event -

nodeMoved

void nodeMoved(NodeId oldNodeId,
               StoredNode newNode)

nodeMoved is called after a defragmentation run occurred for a document during which the address and the nodeId of a node may have changed. Defragmentation may only occur after a node update.

Parameters:

oldNodeId -

newNode -

unsubscribe

void unsubscribe()

Called when the listener is removed from the notification service

debug

void debug()