HierarchicalMessageSource (Spring Framework 4.3.30.RELEASE API)

所有超级接口:
MessageSource
所有已知实现类:
AbstractMessageSource, AbstractResourceBasedMessageSource, DelegatingMessageSource, ReloadableResourceBundleMessageSource, ResourceBundleMessageSource, StaticMessageSource
```
public interface HierarchicalMessageSource
extends MessageSource
```
Sub-interface of MessageSource to be implemented by objects that can resolve messages hierarchically.
作者:
Rod Johnson, Juergen Hoeller

方法概要

所有方法实例方法抽象方法
修饰符和类型	方法	说明
`MessageSource`	`getParentMessageSource()`	Return the parent of this MessageSource, or `null` if none.
`void`	`setParentMessageSource(MessageSource parent)`	Set the parent that will be used to try to resolve messages that this object can't resolve.

从接口继承的方法 org.springframework.context.MessageSource
getMessage, getMessage, getMessage

- 方法详细资料
  - setParentMessageSource
```
void setParentMessageSource(MessageSource parent)
```
    Set the parent that will be used to try to resolve messages that this object can't resolve.
    参数:
    parent - the parent MessageSource that will be used to resolve messages that this object can't resolve. May be null, in which case no further resolution is possible.
  - getParentMessageSource
```
MessageSource getParentMessageSource()
```
    Return the parent of this MessageSource, or null if none.