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PayloadArgumentResolver has useDefaultResolution flag

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Issue: SPR-14937
This commit is contained in:
Rossen Stoyanchev
2016-11-28 17:00:22 -05:00
parent 122334c37a
commit a203b74d20
2 changed files with 42 additions and 11 deletions
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20
spring-messaging/src/main/java/org/springframework/messaging/handler/annotation/support/PayloadArgumentResolver.java
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@@ -56,6 +56,8 @@ public class PayloadArgumentResolver implements HandlerMethodArgumentResolver {
private final Validator validator;
private final boolean useDefaultResolution;
/**
* Create a new {@code PayloadArgumentResolver} with the given
@@ -74,15 +76,31 @@ public class PayloadArgumentResolver implements HandlerMethodArgumentResolver {
* @param validator the Validator to use (optional)
*/
public PayloadArgumentResolver(MessageConverter messageConverter, Validator validator) {
this(messageConverter, validator, true);
}
/**
* Create a new {@code PayloadArgumentResolver} with the given
* {@link MessageConverter} and {@link Validator}.
* @param messageConverter the MessageConverter to use (required)
* @param validator the Validator to use (optional)
* @param useDefaultResolution if "true" (the default) this resolver supports
* all parameters; if "false" then only arguments with the {@code @Payload}
* annotation are supported.
*/
public PayloadArgumentResolver(MessageConverter messageConverter, Validator validator,
boolean useDefaultResolution) {
Assert.notNull(messageConverter, "MessageConverter must not be null");
this.converter = messageConverter;
this.validator = validator;
this.useDefaultResolution = useDefaultResolution;
}
@Override
public boolean supportsParameter(MethodParameter parameter) {
return true;
return (parameter.hasParameterAnnotation(Payload.class) || this.useDefaultResolution);
}
@Override