org.apache.pulsar.functions.instance

Class JavaInstanceRunnable

java.lang.Object

org.apache.pulsar.functions.instance.JavaInstanceRunnable

All Implemented Interfaces:

AutoCloseable, Runnable

public class JavaInstanceRunnable
extends Object
implements AutoCloseable, Runnable

A function container implemented using java thread.

Constructor Summary

Constructors

Constructor and Description
JavaInstanceRunnable(InstanceConfig instanceConfig, FunctionCacheManager fnCache, String jarFile, org.apache.pulsar.client.api.PulsarClient pulsarClient, String stateStorageServiceUrl, SecretsProvider secretsProvider, io.prometheus.client.CollectorRegistry collectorRegistry, String narExtractionDirectory)

Method Summary

Modifier and Type	Method and Description
void	close() NOTE: this method is be syncrhonized because it is potentially called by two different places one inside the run/finally clause and one inside the ThreadRuntime::stop
org.apache.pulsar.functions.proto.InstanceCommunication.MetricsData	getAndResetMetrics()
org.apache.pulsar.functions.proto.InstanceCommunication.FunctionStatus.Builder	getFunctionStatus()
org.apache.pulsar.functions.proto.InstanceCommunication.MetricsData	getMetrics()
String	getStatsAsString()
void	resetMetrics()
void	run() The core logic that initialize the instance thread and executes the function.

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaInstanceRunnable

public JavaInstanceRunnable(InstanceConfig instanceConfig,
                            FunctionCacheManager fnCache,
                            String jarFile,
                            org.apache.pulsar.client.api.PulsarClient pulsarClient,
                            String stateStorageServiceUrl,
                            SecretsProvider secretsProvider,
                            io.prometheus.client.CollectorRegistry collectorRegistry,
                            String narExtractionDirectory)

Method Detail

run

public void run()

The core logic that initialize the instance thread and executes the function.

Specified by:

run in interface Runnable

close

public void close()

NOTE: this method is be syncrhonized because it is potentially called by two different places one inside the run/finally clause and one inside the ThreadRuntime::stop

Specified by:

close in interface AutoCloseable

getStatsAsString

public String getStatsAsString()
                        throws IOException

Throws:

IOException

getAndResetMetrics

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

getMetrics

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

resetMetrics

public void resetMetrics()

getFunctionStatus

public org.apache.pulsar.functions.proto.InstanceCommunication.FunctionStatus.Builder getFunctionStatus()