Package org.springframework.integration.handler.support

Class PayloadExpressionArgumentResolver

java.lang.Object

org.springframework.integration.util.AbstractExpressionEvaluator

org.springframework.integration.handler.support.PayloadExpressionArgumentResolver

All Implemented Interfaces:

Aware, BeanFactoryAware, InitializingBean, HandlerMethodArgumentResolver

public class PayloadExpressionArgumentResolver
extends AbstractExpressionEvaluator
implements 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:

• PayloadMethodArgumentResolver

Field Summary

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

EXPRESSION_PARSER, logger

Constructor Summary

Constructors

Constructor	Description
PayloadExpressionArgumentResolver()

Method Summary

Modifier and Type	Method	Description
Object	resolveArgument(MethodParameter parameter, Message<?> message)
boolean	supportsParameter(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, setSimpleEvaluationContext

Methods inherited from class java.lang.Object

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

Constructor Details

PayloadExpressionArgumentResolver

public PayloadExpressionArgumentResolver()

Method Details

supportsParameter

public boolean supportsParameter(MethodParameter parameter)

Specified by:

supportsParameter in interface HandlerMethodArgumentResolver

resolveArgument

public Object resolveArgument(MethodParameter parameter,
 Message<?> message)

Specified by:

resolveArgument in interface HandlerMethodArgumentResolver