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[英]Gracefully shutting down Kafka Consumer with static membership
[英]Shutting down Kafka Consumer
這將是一個無限循環的例子
public void run() {
try {
consumer.subscribe(topics);
while (true) {
ConsumerRecords<String, String> records = consumer.poll(Long.MAX_VALUE);
//do something
}
} catch (WakeupException e) {
// do nothing we are shutting down
} finally {
consumer.close();
}
}
public void shutdown() {
consumer.wakeup();
}
}
這將是您的關機鈎子。
@PostConstruct
private void init(){
addShutdownHook();
}
private void addShutdownHook(){
Runtime.getRuntime().addShutdownHook(new Thread(new Runnable() {
@Override
public void run() {
shutdown();
}
}));
}
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