PayloadArgumentResolver (Spring Framework 5.2.12.RELEASE API)

java.lang.Object
- org.springframework.messaging.handler.annotation.support.PayloadMethodArgumentResolver
- - org.springframework.messaging.handler.annotation.support.PayloadArgumentResolver

所有已实现的接口:
HandlerMethodArgumentResolver
```
@Deprecated
public class PayloadArgumentResolver
extends PayloadMethodArgumentResolver
```
已过时。
as of 5.2, in favor of PayloadMethodArgumentResolver
A resolver to extract and convert the payload of a message using a MessageConverter. It also validates the payload using a Validator if the argument is annotated with a Validation annotation.
从以下版本开始:
4.0
作者:
Rossen Stoyanchev, Juergen Hoeller, Brian Clozel, Stephane Nicoll

构造器概要

构造器
构造器	说明
`PayloadArgumentResolver(MessageConverter messageConverter)`	已过时。 Create a new `PayloadArgumentResolver` with the given `MessageConverter`.
`PayloadArgumentResolver(MessageConverter messageConverter, Validator validator)`	已过时。 Create a new `PayloadArgumentResolver` with the given `MessageConverter` and `Validator`.
`PayloadArgumentResolver(MessageConverter messageConverter, Validator validator, boolean useDefaultResolution)`	已过时。 Create a new `PayloadArgumentResolver` with the given `MessageConverter` and `Validator`.

方法概要
- 从类继承的方法 org.springframework.messaging.handler.annotation.support.PayloadMethodArgumentResolver
  isEmptyPayload, resolveArgument, resolveTargetClass, supportsParameter, validate
- 从类继承的方法 java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- 构造器详细资料
  - PayloadArgumentResolver
```
public PayloadArgumentResolver(MessageConverter messageConverter)
```
    已过时。
    Create a new PayloadArgumentResolver with the given MessageConverter.
    参数:
    messageConverter - the MessageConverter to use (required)
    从以下版本开始:
    4.0.9
  - PayloadArgumentResolver
```
public PayloadArgumentResolver(MessageConverter messageConverter,
                               @Nullable
                               Validator validator)
```
    已过时。
    Create a new PayloadArgumentResolver with the given MessageConverter and Validator.
    参数:
    messageConverter - the MessageConverter to use (required)
    validator - the Validator to use (optional)
  - PayloadArgumentResolver
```
public PayloadArgumentResolver(MessageConverter messageConverter,
                               @Nullable
                               Validator validator,
                               boolean useDefaultResolution)
```
    已过时。
    Create a new PayloadArgumentResolver with the given MessageConverter and Validator.
    参数:
    messageConverter - the MessageConverter to use (required)
    validator - the Validator to use (optional)
    useDefaultResolution - if "true" (the default) this resolver supports all parameters; if "false" then only arguments with the @Payload annotation are supported.