KafkaHeaderMapper (Spring Kafka 2.7.0-RC1 API)

All Known Implementing Classes:

AbstractKafkaHeaderMapper, DefaultKafkaHeaderMapper, SimpleKafkaHeaderMapper
```
public interface KafkaHeaderMapper
```
Header mapper for Apache Kafka.

Since:

1.3

Author:

Gary Russell

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`fromHeaders(org.springframework.messaging.MessageHeaders headers, org.apache.kafka.common.header.Headers target)`	Map from the given `MessageHeaders` to the specified target message.
`void`	`toHeaders(org.apache.kafka.common.header.Headers source, java.util.Map<java.lang.String,java.lang.Object> target)`	Map from the given target message to abstracted `MessageHeaders`.

- Method Detail
  - fromHeaders
```
void fromHeaders(org.springframework.messaging.MessageHeaders headers,
                 org.apache.kafka.common.header.Headers target)
```
    Map from the given MessageHeaders to the specified target message.
    
    Parameters:
    
    headers - the abstracted MessageHeaders.
    
    target - the native target message.
  - toHeaders
```
void toHeaders(org.apache.kafka.common.header.Headers source,
               java.util.Map<java.lang.String,java.lang.Object> target)
```
    Map from the given target message to abstracted MessageHeaders.
    
    Parameters:
    
    source - the native target message.
    
    target - the target headers.