Package org.apache.activemq.artemis.core.protocol.stomp

Class VersionedStompFrameHandler

java.lang.Object

org.apache.activemq.artemis.core.protocol.stomp.VersionedStompFrameHandler

Direct Known Subclasses:

StompFrameHandlerV10, StompFrameHandlerV11

public abstract class VersionedStompFrameHandler
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected StompConnection	connection
protected StompDecoder	decoder
protected static byte[]	EMPTY_BODY
protected final ExecutorFactory	executorFactory
protected final ScheduledExecutorService	scheduledExecutorService

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	VersionedStompFrameHandler(StompConnection connection, ScheduledExecutorService scheduledExecutorService, ExecutorFactory executorFactory)

Method Summary

Modifier and Type	Method	Description
StompFrame	createMessageFrame(ICoreMessage serverMessage, StompSubscription subscription, org.apache.activemq.artemis.core.server.ServerConsumer consumer, int deliveryCount)
abstract StompFrame	createStompFrame(String command)
StompFrame	decode(ActiveMQBuffer buffer)
protected void	disconnect()
StompDecoder	getDecoder()
String	getDestination(StompFrame request)
String	getDestination(StompFrame request, String header)
protected StompFrame	getFailedAuthenticationResponse(String login)
static VersionedStompFrameHandler	getHandler(StompConnection connection, StompVersions version, ScheduledExecutorService scheduledExecutorService, ExecutorFactory executorFactory)
String	getPrefix(StompFrame request)
StompFrame	handleFrame(StompFrame request)
StompFrame	handleReceipt(String receiptID)
boolean	hasBytes()
void	initDecoder(VersionedStompFrameHandler existingHandler)	this method is called when a newer version of handler is created.
StompFrame	onAbort(StompFrame request)
abstract StompFrame	onAck(StompFrame request)
StompFrame	onBegin(StompFrame frame)
StompFrame	onCommit(StompFrame request)
abstract StompFrame	onConnect(StompFrame frame)
abstract StompFrame	onDisconnect(StompFrame frame)
void	onError(ActiveMQStompException e)
abstract StompFrame	onNack(StompFrame request)
StompFrame	onSend(StompFrame frame)
abstract StompFrame	onStomp(StompFrame request)
StompPostReceiptFunction	onSubscribe(StompFrame frame)
StompFrame	onUnknown(String command)
abstract StompFrame	onUnsubscribe(StompFrame request)
StompFrame	postprocess(StompFrame request)

Methods inherited from class java.lang.Object

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

Field Details

EMPTY_BODY

protected static byte[] EMPTY_BODY

connection

protected StompConnection connection

decoder

protected StompDecoder decoder

scheduledExecutorService

protected final ScheduledExecutorService scheduledExecutorService

executorFactory

protected final ExecutorFactory executorFactory

Constructor Details

VersionedStompFrameHandler

protected VersionedStompFrameHandler(StompConnection connection,
 ScheduledExecutorService scheduledExecutorService,
 ExecutorFactory executorFactory)

Method Details

disconnect

protected void disconnect()

getHandler

public static VersionedStompFrameHandler getHandler(StompConnection connection,
 StompVersions version,
 ScheduledExecutorService scheduledExecutorService,
 ExecutorFactory executorFactory)

decode

public StompFrame decode(ActiveMQBuffer buffer)
                  throws ActiveMQStompException

Throws:

ActiveMQStompException

hasBytes

public boolean hasBytes()

getDecoder

public StompDecoder getDecoder()

handleFrame

public StompFrame handleFrame(StompFrame request)

onConnect

public abstract StompFrame onConnect(StompFrame frame)

onDisconnect

public abstract StompFrame onDisconnect(StompFrame frame)

onAck

public abstract StompFrame onAck(StompFrame request)

onUnsubscribe

public abstract StompFrame onUnsubscribe(StompFrame request)

onStomp

public abstract StompFrame onStomp(StompFrame request)

onNack

public abstract StompFrame onNack(StompFrame request)

createStompFrame

public abstract StompFrame createStompFrame(String command)

onUnknown

public StompFrame onUnknown(String command)

handleReceipt

public StompFrame handleReceipt(String receiptID)

onCommit

public StompFrame onCommit(StompFrame request)

onSend

public StompFrame onSend(StompFrame frame)

onBegin

public StompFrame onBegin(StompFrame frame)

onAbort

public StompFrame onAbort(StompFrame request)

onSubscribe

public StompPostReceiptFunction onSubscribe(StompFrame frame)
                                     throws Exception

Throws:

Exception

getDestination

public String getDestination(StompFrame request)
                      throws Exception

Throws:

Exception

getDestination

public String getDestination(StompFrame request,
 String header)
                      throws Exception

Throws:

Exception

getPrefix

public String getPrefix(StompFrame request)
                 throws Exception

Throws:

Exception

postprocess

public StompFrame postprocess(StompFrame request)

createMessageFrame

public StompFrame createMessageFrame(ICoreMessage serverMessage,
 StompSubscription subscription,
 org.apache.activemq.artemis.core.server.ServerConsumer consumer,
 int deliveryCount)
                              throws ActiveMQException

Throws:

ActiveMQException

initDecoder

public void initDecoder(VersionedStompFrameHandler existingHandler)

this method is called when a newer version of handler is created. It should take over the state of the decoder of the existingHandler so that the decoding can be continued. For V10 handler it's never called.

onError

public void onError(ActiveMQStompException e)

getFailedAuthenticationResponse

protected StompFrame getFailedAuthenticationResponse(String login)