org.wso2.broker.amqp.codec

Class AmqpChannel

java.lang.Object

org.wso2.broker.amqp.codec.AmqpChannel

public class AmqpChannel
extends Object

AMQP channel representation.

Field Summary

Fields

Modifier and Type	Field and Description
static String	CHANNEL_ID_FIELD_NAME
static String	DELIVERY_TAG_FIELD_NAME

Constructor Summary

Constructors

Constructor and Description
AmqpChannel(AmqpServerConfiguration configuration, org.wso2.broker.core.Broker broker, int channelId, AmqpMetricManager metricManager)

Method Summary

Modifier and Type	Method and Description
void	acknowledge(long deliveryTag, boolean multiple)
void	bind(org.wso2.broker.common.data.types.ShortString queue, org.wso2.broker.common.data.types.ShortString exchange, org.wso2.broker.common.data.types.ShortString routingKey, org.wso2.broker.common.data.types.FieldTable arguments)
void	cancelConsumer(org.wso2.broker.common.data.types.ShortString consumerTag)
void	close()
org.wso2.broker.common.data.types.ShortString	consume(org.wso2.broker.common.data.types.ShortString queueName, org.wso2.broker.common.data.types.ShortString consumerTag, boolean exclusive, io.netty.channel.ChannelHandlerContext ctx)
AmqpDeliverMessage	createDeliverMessage(org.wso2.broker.core.Message message, org.wso2.broker.common.data.types.ShortString consumerTag, String queueName)
void	declareExchange(String exchangeName, String exchangeType, boolean passive, boolean durable)
void	declareQueue(org.wso2.broker.common.data.types.ShortString queue, boolean passive, boolean durable, boolean autoDelete)
int	getChannelId() Getter for channelId.
ChannelFlowManager	getFlowManager() Getter for flowManager
InMemoryMessageAggregator	getMessageAggregator()
int	getNextConsumerTag()
long	getNextDeliveryTag()
List<AmqpDeliverMessage>	getPendingMessages()
void	hold(AmqpDeliverMessage deliverMessage)
boolean	isClosed() Indicate if the channel is closed by client
boolean	isFlowEnabled() Indicate if client enforced flow control is enabled
boolean	isReady() Channel is ready to deliver messages to clients.
void	recordMessageDelivery(long deliveryTag, AckData ackData)
Collection<AckData>	recover() Get all the unacknowledged messages and clear the unackedMessageMap.
void	reject(long deliveryTag, boolean requeue)
void	requeueAll()
void	setFlow(boolean active)
void	setPrefetchCount(int prefetchCount)

Methods inherited from class java.lang.Object

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

Field Detail

DELIVERY_TAG_FIELD_NAME

public static final String DELIVERY_TAG_FIELD_NAME

See Also:

Constant Field Values

CHANNEL_ID_FIELD_NAME

public static final String CHANNEL_ID_FIELD_NAME

See Also:

Constant Field Values

Constructor Detail

AmqpChannel

public AmqpChannel(AmqpServerConfiguration configuration,
                   org.wso2.broker.core.Broker broker,
                   int channelId,
                   AmqpMetricManager metricManager)

Method Detail

declareExchange

public void declareExchange(String exchangeName,
                            String exchangeType,
                            boolean passive,
                            boolean durable)
                     throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

declareQueue

public void declareQueue(org.wso2.broker.common.data.types.ShortString queue,
                         boolean passive,
                         boolean durable,
                         boolean autoDelete)
                  throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

bind

public void bind(org.wso2.broker.common.data.types.ShortString queue,
                 org.wso2.broker.common.data.types.ShortString exchange,
                 org.wso2.broker.common.data.types.ShortString routingKey,
                 org.wso2.broker.common.data.types.FieldTable arguments)
          throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

consume

public org.wso2.broker.common.data.types.ShortString consume(org.wso2.broker.common.data.types.ShortString queueName,
                                                             org.wso2.broker.common.data.types.ShortString consumerTag,
                                                             boolean exclusive,
                                                             io.netty.channel.ChannelHandlerContext ctx)
                                                      throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

close

public void close()

cancelConsumer

public void cancelConsumer(org.wso2.broker.common.data.types.ShortString consumerTag)
                    throws ChannelException

Throws:

ChannelException

getMessageAggregator

public InMemoryMessageAggregator getMessageAggregator()

acknowledge

public void acknowledge(long deliveryTag,
                        boolean multiple)
                 throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

getNextConsumerTag

public int getNextConsumerTag()

getNextDeliveryTag

public long getNextDeliveryTag()

getChannelId

public int getChannelId()

Getter for channelId.

recordMessageDelivery

public void recordMessageDelivery(long deliveryTag,
                                  AckData ackData)

reject

public void reject(long deliveryTag,
                   boolean requeue)
            throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

recover

public Collection<AckData> recover()

Get all the unacknowledged messages and clear the unackedMessageMap.

Returns:

all unacknowledged messages

requeueAll

public void requeueAll()
                throws org.wso2.broker.core.BrokerException

Throws:

org.wso2.broker.core.BrokerException

setFlow

public void setFlow(boolean active)

isReady

public boolean isReady()

Channel is ready to deliver messages to clients.

Returns:

true if messages can be delivered through the channel, false otherwise

isClosed

public boolean isClosed()

Indicate if the channel is closed by client

Returns:

true if channel is closed, false otherwise

isFlowEnabled

public boolean isFlowEnabled()

Indicate if client enforced flow control is enabled

Returns:

true if flow is enabled. false otherwise

getFlowManager

public ChannelFlowManager getFlowManager()

Getter for flowManager

hold

public void hold(AmqpDeliverMessage deliverMessage)

getPendingMessages

public List<AmqpDeliverMessage> getPendingMessages()

setPrefetchCount

public void setPrefetchCount(int prefetchCount)

createDeliverMessage

public AmqpDeliverMessage createDeliverMessage(org.wso2.broker.core.Message message,
                                               org.wso2.broker.common.data.types.ShortString consumerTag,
                                               String queueName)