Package org.jivesoftware.openfire.csi

Class CsiManager

java.lang.Object

org.jivesoftware.openfire.csi.CsiManager

public class CsiManager
extends Object

Handles Client State Indication nonzas for one particular client session.

Author:

Guus der Kinderen, guus@goodbytes.nl

See Also:

• XEP-0352: Client State Indication

Field Summary

Fields

Modifier and Type	Field	Description
static SystemProperty<Boolean>	DELAY_ENABLED	Determines if 'unimportant' stanzas are delayed for a client that is inactive.
static SystemProperty<Duration>	DELAY_MAX_DURATION	Determines the maximum duration of stanzas being delayed for a client that is inactive.
static SystemProperty<Integer>	DELAY_QUEUE_CAPACITY	Determines the maximum length of the queue that holds delayed stanzas.
static SystemProperty<Boolean>	ENABLED	Controls if Client State Indication functionality is made available to clients.
static final org.slf4j.Logger	Log
static final String	NAMESPACE

Constructor Summary

Constructors

Constructor	Description
CsiManager(LocalClientSession session)

Method Summary

Modifier and Type	Method	Description
void	activate()	Switch to the client state of 'active'.
void	deactivate()	Switch to the client state of 'inactive'.
int	getDelayQueueSize()	Returns the number of stanzas that are currently in the delay queue.
boolean	isActive()	Returns the client state for the session that is being tracked by this instance, either 'true' for 'active', or 'false' for 'inactive'
static boolean	isStreamManagementNonza(org.dom4j.Element fragment)	Checks if an XML fragment is recognized as a CSI nonza
void	process(org.dom4j.Element nonza)	Processes a CSI nonza.
List<org.xmpp.packet.Packet>	queueOrPush(org.xmpp.packet.Packet packet)	Queues an unimportant stanza for later delivery, or returns the entire queue (including the argument) to be sent to the client.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

Log

public static final org.slf4j.Logger Log

ENABLED

public static SystemProperty<Boolean> ENABLED

Controls if Client State Indication functionality is made available to clients.

DELAY_ENABLED

public static SystemProperty<Boolean> DELAY_ENABLED

Determines if 'unimportant' stanzas are delayed for a client that is inactive.

DELAY_MAX_DURATION

public static SystemProperty<Duration> DELAY_MAX_DURATION

Determines the maximum duration of stanzas being delayed for a client that is inactive.

DELAY_QUEUE_CAPACITY

public static SystemProperty<Integer> DELAY_QUEUE_CAPACITY

Determines the maximum length of the queue that holds delayed stanzas.

NAMESPACE

public static final String NAMESPACE

See Also:

• Constant Field Values

Constructor Details

CsiManager

public CsiManager(@Nonnull
 LocalClientSession session)

Method Details

process

public void process(@Nonnull
 org.dom4j.Element nonza)

Processes a CSI nonza.

Parameters:

nonza - The CSI nonza to be processed.

activate

public void activate()

Switch to the client state of 'active'.

deactivate

public void deactivate()

Switch to the client state of 'inactive'.

isActive

public boolean isActive()

Returns the client state for the session that is being tracked by this instance, either 'true' for 'active', or 'false' for 'inactive'

Returns:

a client state indication

getDelayQueueSize

public int getDelayQueueSize()

Returns the number of stanzas that are currently in the delay queue.

Returns:

the number of delayed stanzas.

queueOrPush

public List<org.xmpp.packet.Packet> queueOrPush(@Nonnull
 org.xmpp.packet.Packet packet)

Queues an unimportant stanza for later delivery, or returns the entire queue (including the argument) to be sent to the client.

Parameters:

packet - the stanza to process.

Returns:

stanzas to be delivered to the client (possibly empty).

isStreamManagementNonza

public static boolean isStreamManagementNonza(@Nullable
 org.dom4j.Element fragment)

Checks if an XML fragment is recognized as a CSI nonza

Parameters:

fragment - the XML to evaluate

Returns:

true if the XML is recognized as a CSI nonza, otherwise false.