Package org.jbpm.process.workitem.kafka

Class KafkaWorkItemHandler

java.lang.Object

org.jbpm.process.workitem.core.AbstractLogOrThrowWorkItemHandler

org.jbpm.process.workitem.kafka.KafkaWorkItemHandler

All Implemented Interfaces:

org.kie.api.runtime.process.WorkItemHandler, org.kie.internal.runtime.Cacheable

@Wid(widfile="KafkaWorkItem.wid",name="KafkaPublishMessages",displayName="KafkaPublishMessages",defaultHandler="mvel: new org.jbpm.process.workitem.kafka.KafkaWorkItemHandler(\"bootstrapServers\", \"clientId\", \"keySerializerClass\", \"valueSerializerClass\")",documentation="kafka-workitem/index.html",category="kafka-workitem",icon="KafkaPublishMessages.png",parameters={@WidParameter(name="Topic",required=true),@WidParameter(name="Key",required=true),@WidParameter(name="Value",required=true)},results=@WidResult(name="Result"),mavenDepends=@WidMavenDepends(group="org.jbpm.contrib",artifact="kafka-workitem",version="7.74.0.Final"),serviceInfo=@WidService(category="Kafka",description="publish kafka messages from a process",keywords="kafka,publish,message,topic",action=@WidAction(title="Publish message to a kafka topic"),authinfo=@WidAuth(required=true,params={"bootstrapServers","clientId","keySerializerClass","valueSerializerClass"},paramsdescription={"Bootstrap Servers","Client ID","Key Serializer class","Value Serializer class"},referencesite="https://red.ht/kafka-wih-params")))
public class KafkaWorkItemHandler
extends org.jbpm.process.workitem.core.AbstractLogOrThrowWorkItemHandler
implements org.kie.internal.runtime.Cacheable

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	KafkaWorkItemHandler.KafkaWorkItemHandlerProducerCommand

Field Summary

Fields inherited from class org.jbpm.process.workitem.core.AbstractLogOrThrowWorkItemHandler

handlingProcessId, handlingStrategy, logThrownException, retries

Constructor Summary

Constructors

Constructor	Description
KafkaWorkItemHandler()
KafkaWorkItemHandler(ClassLoader classLoader)
KafkaWorkItemHandler(ClassLoader classLoader, org.kie.internal.runtime.manager.InternalRuntimeManager runtimeManager)
KafkaWorkItemHandler(String bootstrapServers, String clientId, String keySerializerClass, String valueSerializerClass)
KafkaWorkItemHandler(String bootstrapServers, String clientId, String keySerializerClass, String valueSerializerClass, ClassLoader classLoader)
KafkaWorkItemHandler(String bootstrapServers, String clientId, String keySerializerClass, String valueSerializerClass, ClassLoader classLoader, org.kie.internal.runtime.manager.InternalRuntimeManager runtimeManager)
KafkaWorkItemHandler(Properties properties, org.apache.kafka.clients.producer.Producer producer)

Method Summary

Modifier and Type	Method	Description
void	abortWorkItem(org.kie.api.runtime.process.WorkItem workItem, org.kie.api.runtime.process.WorkItemManager manager)
void	close()
void	executeWorkItem(org.kie.api.runtime.process.WorkItem workItem, org.kie.api.runtime.process.WorkItemManager manager)
protected long	getProcessInstanceId(org.kie.api.runtime.process.WorkItem workItem)
boolean	isEmpty(String val)

Methods inherited from class org.jbpm.process.workitem.core.AbstractLogOrThrowWorkItemHandler

findNodeInstance, handleException, handleException, setLogThrownException

Methods inherited from class java.lang.Object

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

Constructor Detail

KafkaWorkItemHandler

public KafkaWorkItemHandler(Properties properties,
                            org.apache.kafka.clients.producer.Producer producer)

KafkaWorkItemHandler

public KafkaWorkItemHandler()

KafkaWorkItemHandler

public KafkaWorkItemHandler(ClassLoader classLoader)

KafkaWorkItemHandler

public KafkaWorkItemHandler(ClassLoader classLoader,
                            org.kie.internal.runtime.manager.InternalRuntimeManager runtimeManager)

KafkaWorkItemHandler

public KafkaWorkItemHandler(String bootstrapServers,
                            String clientId,
                            String keySerializerClass,
                            String valueSerializerClass)

KafkaWorkItemHandler

public KafkaWorkItemHandler(String bootstrapServers,
                            String clientId,
                            String keySerializerClass,
                            String valueSerializerClass,
                            ClassLoader classLoader)

KafkaWorkItemHandler

public KafkaWorkItemHandler(String bootstrapServers,
                            String clientId,
                            String keySerializerClass,
                            String valueSerializerClass,
                            ClassLoader classLoader,
                            org.kie.internal.runtime.manager.InternalRuntimeManager runtimeManager)

Method Detail

isEmpty

public boolean isEmpty(String val)

executeWorkItem

public void executeWorkItem(org.kie.api.runtime.process.WorkItem workItem,
                            org.kie.api.runtime.process.WorkItemManager manager)

Specified by:

executeWorkItem in interface org.kie.api.runtime.process.WorkItemHandler

abortWorkItem

public void abortWorkItem(org.kie.api.runtime.process.WorkItem workItem,
                          org.kie.api.runtime.process.WorkItemManager manager)

Specified by:

abortWorkItem in interface org.kie.api.runtime.process.WorkItemHandler

close

public void close()

Specified by:

close in interface org.kie.internal.runtime.Cacheable

getProcessInstanceId

protected long getProcessInstanceId(org.kie.api.runtime.process.WorkItem workItem)