Class ExpressionEvaluatingMessageHandler

java.lang.Object

org.springframework.integration.context.IntegrationObjectSupport

org.springframework.integration.handler.MessageHandlerSupport

org.springframework.integration.handler.AbstractMessageHandler

org.springframework.integration.handler.ExpressionEvaluatingMessageHandler

All Implemented Interfaces:

org.reactivestreams.Subscriber<Message<?>>, Aware, BeanFactoryAware, BeanNameAware, DisposableBean, InitializingBean, ApplicationContextAware, Ordered, ComponentSourceAware, ExpressionCapable, Orderable, IntegrationPattern, NamedComponent, IntegrationManagement, TrackableComponent, MessageHandler, reactor.core.CoreSubscriber<Message<?>>

public class ExpressionEvaluatingMessageHandler
extends AbstractMessageHandler

A MessageHandler that evaluates the provided Expression expecting a void return.

Since:

2.1

Author:

Artem Bilan, Gary Russell

See Also:

• MethodInvokingMessageHandler

Nested Class Summary

Nested classes/interfaces inherited from interface IntegrationManagement

IntegrationManagement.ManagementOverrides

Field Summary

Fields inherited from class IntegrationObjectSupport

EXPRESSION_PARSER, logger

Fields inherited from interface IntegrationManagement

METER_PREFIX, RECEIVE_COUNTER_NAME, SEND_TIMER_NAME

Fields inherited from interface Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor	Description
ExpressionEvaluatingMessageHandler(Expression expression)

Method Summary

Modifier and Type	Method	Description
String	getComponentType()
protected void	handleMessageInternal(Message<?> message)
protected void	onInit()	Subclasses may implement this for initialization logic.

Methods inherited from class AbstractMessageHandler

handleMessage, onComplete, onError, onNext, onSubscribe, setObservationConvention

Methods inherited from class MessageHandlerSupport

buildSendTimer, destroy, getIntegrationPatternType, getManagedName, getManagedType, getMetricsCaptor, getObservationRegistry, getOrder, getOverrides, isLoggingEnabled, isObserved, registerMetricsCaptor, registerObservationRegistry, sendTimer, setLoggingEnabled, setManagedName, setManagedType, setOrder, setShouldTrack, shouldTrack

Methods inherited from class IntegrationObjectSupport

afterPropertiesSet, extractTypeIfPossible, generateId, getApplicationContext, getApplicationContextId, getBeanDescription, getBeanFactory, getBeanName, getChannelResolver, getComponentDescription, getComponentName, getComponentSource, getConversionService, getExpression, getIntegrationProperties, getMessageBuilderFactory, getTaskScheduler, isInitialized, setApplicationContext, setBeanFactory, setBeanName, setChannelResolver, setComponentDescription, setComponentName, setComponentSource, setConversionService, setMessageBuilderFactory, setPrimaryExpression, setTaskScheduler, toString

Methods inherited from class Object

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

Methods inherited from interface reactor.core.CoreSubscriber

currentContext

Methods inherited from interface IntegrationManagement

getThisAs

Methods inherited from interface NamedComponent

getBeanName, getComponentName

Constructor Details

ExpressionEvaluatingMessageHandler

public ExpressionEvaluatingMessageHandler(Expression expression)

Method Details

getComponentType

public String getComponentType()

Specified by:

getComponentType in interface NamedComponent

Overrides:

getComponentType in class MessageHandlerSupport

onInit

protected void onInit()

Description copied from class: IntegrationObjectSupport

Subclasses may implement this for initialization logic.

Overrides:

onInit in class IntegrationObjectSupport

handleMessageInternal

protected void handleMessageInternal(Message<?> message)

Specified by:

handleMessageInternal in class AbstractMessageHandler