org.springframework.cloud.gcp.pubsub.integration.inbound

Class PubSubInboundChannelAdapter

java.lang.Object

org.springframework.integration.context.IntegrationObjectSupport

org.springframework.integration.endpoint.AbstractEndpoint

org.springframework.integration.endpoint.MessageProducerSupport

org.springframework.cloud.gcp.pubsub.integration.inbound.PubSubInboundChannelAdapter

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.BeanNameAware, org.springframework.beans.factory.DisposableBean, org.springframework.beans.factory.InitializingBean, org.springframework.beans.factory.SmartInitializingSingleton, org.springframework.context.ApplicationContextAware, org.springframework.context.Lifecycle, org.springframework.context.Phased, org.springframework.context.SmartLifecycle, org.springframework.integration.context.ExpressionCapable, org.springframework.integration.core.MessageProducer, org.springframework.integration.support.context.NamedComponent, org.springframework.integration.support.management.TrackableComponent

public class PubSubInboundChannelAdapter
extends org.springframework.integration.endpoint.MessageProducerSupport

Converts from GCP Pub/Sub message to Spring message and sends the Spring message to the attached channels.

Author:

João André Martins, Mike Eltsufin

Field Summary

Fields inherited from class org.springframework.integration.endpoint.AbstractEndpoint

lifecycleCondition, lifecycleLock

Fields inherited from class org.springframework.integration.context.IntegrationObjectSupport

EXPRESSION_PARSER, logger

Constructor Summary

Constructors

Constructor and Description
PubSubInboundChannelAdapter(PubSubTemplate pubSubTemplate, String subscriptionName)

Method Summary

Modifier and Type	Method and Description
protected void	doStart()
protected void	doStop()
AckMode	getAckMode()
Class	getPayloadType()
void	setAckMode(AckMode ackMode)
void	setHeaderMapper(org.springframework.integration.mapping.HeaderMapper<Map<String,String>> headerMapper) Set the header mapper to map headers from incoming PubsubMessage into Message.
void	setPayloadType(Class payloadType) Set the desired type of the payload of the Message constructed by converting the incoming Pub/Sub message.

Methods inherited from class org.springframework.integration.endpoint.MessageProducerSupport

afterSingletonsInstantiated, buildErrorMessage, getErrorChannel, getErrorMessageAttributes, getMessagingTemplate, getOutputChannel, onInit, sendErrorMessageIfNecessary, sendMessage, setErrorChannel, setErrorChannelName, setErrorMessageStrategy, setOutputChannel, setOutputChannelName, setSendTimeout, setShouldTrack

Methods inherited from class org.springframework.integration.endpoint.AbstractEndpoint

destroy, doStop, getPhase, getRole, isAutoStartup, isRunning, setAutoStartup, setPhase, setRole, setTaskScheduler, start, stop, stop

Methods inherited from class org.springframework.integration.context.IntegrationObjectSupport

afterPropertiesSet, extractTypeIfPossible, getApplicationContext, getApplicationContextId, getBeanFactory, getChannelResolver, getComponentName, getComponentType, getConversionService, getExpression, getIntegrationProperties, getIntegrationProperty, getMessageBuilderFactory, getTaskScheduler, setApplicationContext, setBeanFactory, setBeanName, setChannelResolver, setComponentName, setConversionService, setMessageBuilderFactory, setPrimaryExpression, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.integration.support.context.NamedComponent

getComponentName, getComponentType

Constructor Detail

PubSubInboundChannelAdapter

public PubSubInboundChannelAdapter(PubSubTemplate pubSubTemplate,
                                   String subscriptionName)

Method Detail

doStart

protected void doStart()

Overrides:

doStart in class org.springframework.integration.endpoint.MessageProducerSupport

doStop

protected void doStop()

Overrides:

doStop in class org.springframework.integration.endpoint.MessageProducerSupport

getAckMode

public AckMode getAckMode()

setAckMode

public void setAckMode(AckMode ackMode)

getPayloadType

public Class getPayloadType()

setPayloadType

public void setPayloadType(Class payloadType)

Set the desired type of the payload of the Message constructed by converting the incoming Pub/Sub message. The channel adapter will use the PubSubTemplate.getMessageConverter() to do the conversion to the desired type. The default payload type is byte[].class

Parameters:

payloadType - the type of the payload of the Message produce by the adapter. Cannot be set to null.

setHeaderMapper

public void setHeaderMapper(org.springframework.integration.mapping.HeaderMapper<Map<String,String>> headerMapper)

Set the header mapper to map headers from incoming PubsubMessage into Message.

Parameters:

headerMapper - the header mapper