org.springframework.integration.handler.support

Class PayloadExpressionArgumentResolver

java.lang.Object

org.springframework.integration.util.AbstractExpressionEvaluator

org.springframework.integration.handler.support.PayloadExpressionArgumentResolver

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.InitializingBean, org.springframework.messaging.handler.invocation.HandlerMethodArgumentResolver

public class PayloadExpressionArgumentResolver
extends AbstractExpressionEvaluator
implements org.springframework.messaging.handler.invocation.HandlerMethodArgumentResolver

The HandlerMethodArgumentResolver for evaluating Payload.expression() as a SpEL expression against message and converting result to expected parameter type.

Since:

5.0

Author:

Artem Bilan, Gary Russell

See Also:

PayloadArgumentResolver

Field Summary

Fields inherited from class org.springframework.integration.util.AbstractExpressionEvaluator

EXPRESSION_PARSER, logger

Constructor Summary

Constructors

Constructor and Description
PayloadExpressionArgumentResolver()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	resolveArgument(org.springframework.core.MethodParameter parameter, org.springframework.messaging.Message<?> message)
boolean	supportsParameter(org.springframework.core.MethodParameter parameter)

Methods inherited from class org.springframework.integration.util.AbstractExpressionEvaluator

afterPropertiesSet, evaluateExpression, evaluateExpression, evaluateExpression, evaluateExpression, evaluateExpression, evaluateExpression, evaluateExpression, getBeanFactory, getEvaluationContext, getEvaluationContext, getMessageBuilderFactory, onInit, setBeanFactory, setConversionService

Methods inherited from class java.lang.Object

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

Constructor Detail

PayloadExpressionArgumentResolver

public PayloadExpressionArgumentResolver()

Method Detail

supportsParameter

public boolean supportsParameter(org.springframework.core.MethodParameter parameter)

Specified by:

supportsParameter in interface org.springframework.messaging.handler.invocation.HandlerMethodArgumentResolver

resolveArgument

public java.lang.Object resolveArgument(org.springframework.core.MethodParameter parameter,
                                        org.springframework.messaging.Message<?> message)
                                 throws java.lang.Exception

Specified by:

resolveArgument in interface org.springframework.messaging.handler.invocation.HandlerMethodArgumentResolver

Throws:

java.lang.Exception