public void setApiMappingKey(String apiMappingKey) {
        this.apiMappingKey = apiMappingKey;
    }
<p>
The API mapping key.
</p>

@param apiMappingKey
       The API mapping key.
aws-java-sdk-apigatewayv2/src/main/java/com/amazonaws/services/apigatewayv2/model/UpdateApiMappingResult.java