HeaderMapper (Spring Framework 4.3.30.RELEASE API)

类型参数:
T - type of the instance to and from which headers will be mapped
所有已知子接口:
JmsHeaderMapper
所有已知实现类:
AbstractHeaderMapper, SimpleJmsHeaderMapper
```
public interface HeaderMapper<T>
```
Generic strategy interface for mapping MessageHeaders to and from other types of objects. This would typically be used by adapters where the "other type" has a concept of headers or properties (HTTP, JMS, AMQP, etc).
从以下版本开始:
4.1
作者:
Mark Fisher

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
`void`	`fromHeaders(MessageHeaders headers, T target)`	Map from the given `MessageHeaders` to the specified target message.
`MessageHeaders`	`toHeaders(T source)`	Map from the given target message to abstracted `MessageHeaders`.

- 方法详细资料
  - fromHeaders
```
void fromHeaders(MessageHeaders headers,
                 T target)
```
    Map from the given MessageHeaders to the specified target message.
    参数:
    headers - the abstracted MessageHeaders
    target - the native target message
  - toHeaders
```
MessageHeaders toHeaders(T source)
```
    Map from the given target message to abstracted MessageHeaders.
    参数:
    source - the native target message
    返回:
    the abstracted MessageHeaders