com.github.danielwegener.logback.kafka.delivery

Class BlockingDeliveryStrategy

java.lang.Object

ch.qos.logback.core.spi.ContextAwareBase

com.github.danielwegener.logback.kafka.delivery.BlockingDeliveryStrategy

All Implemented Interfaces:

ch.qos.logback.core.spi.ContextAware, DeliveryStrategy

public class BlockingDeliveryStrategy
extends ch.qos.logback.core.spi.ContextAwareBase
implements DeliveryStrategy

DeliveryStrategy that waits on the producer if the output buffer is full. The wait timeout is configurable with setTimeout(long)

Since:

0.0.1

Field Summary

Fields inherited from class ch.qos.logback.core.spi.ContextAwareBase

context

Constructor Summary

Constructors

Constructor and Description
BlockingDeliveryStrategy()

Method Summary

Modifier and Type	Method and Description
long	getTimeout()
<K,V,E> boolean	send(org.apache.kafka.clients.producer.Producer<K,V> producer, org.apache.kafka.clients.producer.ProducerRecord<K,V> record, E event, FailedDeliveryCallback<E> failureCallback) Sends a message to a kafka producer and somehow deals with failures.
void	setTimeout(long timeout) Sets the timeout for waits on full consumers.

Methods inherited from class ch.qos.logback.core.spi.ContextAwareBase

addError, addError, addInfo, addInfo, addStatus, addWarn, addWarn, getContext, getDeclaredOrigin, getStatusManager, setContext

Methods inherited from class java.lang.Object

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

Constructor Detail

BlockingDeliveryStrategy

public BlockingDeliveryStrategy()

Method Detail

send

public <K,V,E> boolean send(org.apache.kafka.clients.producer.Producer<K,V> producer,
                            org.apache.kafka.clients.producer.ProducerRecord<K,V> record,
                            E event,
                            FailedDeliveryCallback<E> failureCallback)

Description copied from interface: DeliveryStrategy

Sends a message to a kafka producer and somehow deals with failures.

Specified by:

send in interface DeliveryStrategy

Type Parameters:

K - the key type of a persisted log message.

V - the value type of a persisted log message.

E - the type of the logging event.

Parameters:

producer - the backing kafka producer

record - the prepared kafka message (ready to ship)

event - the originating logging event

failureCallback - a callback that handles messages that could not be delivered with best-effort.

Returns:

true if the message could be sent successfully, false otherwise.

getTimeout

public long getTimeout()

setTimeout

public void setTimeout(long timeout)

Sets the timeout for waits on full consumers.

• timeout > 0: Wait for timeout milliseconds
• timeout == 0: Wait infinitely

Parameters:

timeout - a timeout in TimeUnit.MILLISECONDS.