org.apache.rocketmq.spring.annotation

注释类型 RocketMQTransactionListener

@Target(value={TYPE,ANNOTATION_TYPE})
 @Retention(value=RUNTIME)
 @Documented
 @Component
public @interface RocketMQTransactionListener

This annotation is used over a class which implements interface org.apache.rocketmq.client.producer.TransactionListener. The class implements two methods for process callback events after the txProducer sends a transactional message.

Note: The annotation is used only on RocketMQ client producer side, it can not be used on consumer side.

可选元素概要

可选元素

限定符和类型	可选元素和说明
String	accessKey The property of "access-key"
int	blockingQueueSize Set ExecutorService params -- blockingQueueSize
int	corePoolSize Set ExecutorService params -- corePoolSize
long	keepAliveTime Set ExecutorService params -- keepAliveTime
int	maximumPoolSize Set ExecutorService params -- maximumPoolSize
String	secretKey The property of "secret-key"
String	txProducerGroup Declare the txProducerGroup that is used to relate callback event to the listener, rocketMQTemplate must send a transactional message with the declared txProducerGroup.

元素详细资料

txProducerGroup

public abstract String txProducerGroup

Declare the txProducerGroup that is used to relate callback event to the listener, rocketMQTemplate must send a transactional message with the declared txProducerGroup.

It is suggested to use the default txProducerGroup if your system only needs to define a TransactionListener class.

默认值:

"rocketmq_transaction_default_global_name"

corePoolSize

public abstract int corePoolSize

Set ExecutorService params -- corePoolSize

默认值:

1

maximumPoolSize

public abstract int maximumPoolSize

Set ExecutorService params -- maximumPoolSize

默认值:

1

keepAliveTime

public abstract long keepAliveTime

Set ExecutorService params -- keepAliveTime

默认值:

60000L

blockingQueueSize

public abstract int blockingQueueSize

Set ExecutorService params -- blockingQueueSize

默认值:

2000

accessKey

public abstract String accessKey

The property of "access-key"

默认值:

"${rocketmq.producer.access-key}"

secretKey

public abstract String secretKey

The property of "secret-key"

默认值:

"${rocketmq.producer.secret-key}"