Package org.apache.pulsar.functions.instance

Class JavaInstance

java.lang.Object

org.apache.pulsar.functions.instance.JavaInstance

All Implemented Interfaces:

java.lang.AutoCloseable

public class JavaInstance
extends java.lang.Object
implements java.lang.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.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	JavaInstance.AsyncFuncRequest

Constructor Summary

Constructors

Constructor	Description
JavaInstance(org.apache.pulsar.functions.instance.ContextImpl contextImpl, java.lang.Object userClassObject, InstanceConfig instanceConfig)

Method Summary

Modifier and Type	Method	Description
void	close()
java.util.Map<java.lang.String,java.lang.Double>	getAndResetMetrics()
java.util.Map<java.lang.String,java.lang.Double>	getMetrics()
JavaExecutionResult	handleMessage(org.apache.pulsar.functions.api.Record<?> record, java.lang.Object input)
JavaExecutionResult	handleMessage(org.apache.pulsar.functions.api.Record<?> record, java.lang.Object input, JavaInstanceRunnable.AsyncResultConsumer asyncResultConsumer, java.util.function.Consumer<java.lang.Throwable> asyncFailureHandler)
void	initialize()
void	resetMetrics()

Methods inherited from class java.lang.Object

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

Constructor Detail

JavaInstance

public JavaInstance(org.apache.pulsar.functions.instance.ContextImpl contextImpl,
                    java.lang.Object userClassObject,
                    InstanceConfig instanceConfig)

Method Detail

handleMessage

public JavaExecutionResult handleMessage(org.apache.pulsar.functions.api.Record<?> record,
                                         java.lang.Object input)

handleMessage

public JavaExecutionResult handleMessage(org.apache.pulsar.functions.api.Record<?> record,
                                         java.lang.Object input,
                                         JavaInstanceRunnable.AsyncResultConsumer asyncResultConsumer,
                                         java.util.function.Consumer<java.lang.Throwable> asyncFailureHandler)

initialize

public void initialize()
                throws java.lang.Exception

Throws:

java.lang.Exception

close

public void close()

Specified by:

close in interface java.lang.AutoCloseable

getAndResetMetrics

public java.util.Map<java.lang.String,java.lang.Double> getAndResetMetrics()

resetMetrics

public void resetMetrics()

getMetrics

public java.util.Map<java.lang.String,java.lang.Double> getMetrics()