org.apache.pulsar.functions.instance

Class JavaInstance

java.lang.Object

org.apache.pulsar.functions.instance.JavaInstance

All Implemented Interfaces:

AutoCloseable

public class JavaInstance
extends Object
implements AutoCloseable

This is the Java Instance. This is started by the runtimeSpawner using the JavaInstanceClient program if invoking via a process based invocation or using JavaInstance using a thread based invocation.

Constructor Summary

Constructors

Constructor and Description
JavaInstance(InstanceConfig config, Object userClassObject, ClassLoader clsLoader, org.apache.pulsar.client.api.PulsarClient pulsarClient, Source source)

Method Summary

Modifier and Type	Method and Description
void	close()
org.apache.pulsar.functions.proto.InstanceCommunication.MetricsData	getAndResetMetrics()
JavaExecutionResult	handleMessage(org.apache.pulsar.client.api.MessageId messageId, String topicName, Object input)

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaInstance

public JavaInstance(InstanceConfig config,
                    Object userClassObject,
                    ClassLoader clsLoader,
                    org.apache.pulsar.client.api.PulsarClient pulsarClient,
                    Source source)

Method Detail

handleMessage

public JavaExecutionResult handleMessage(org.apache.pulsar.client.api.MessageId messageId,
                                         String topicName,
                                         Object input)

close

public void close()

Specified by:

close in interface AutoCloseable

getAndResetMetrics

public org.apache.pulsar.functions.proto.InstanceCommunication.MetricsData getAndResetMetrics()