com.github.leecho.spring.cloud.dubbo.sample.gateway.GatewayApplication
com.github.leecho.spring.cloud.dubbo.sample.provider.DubboProviderApplication

- id: echo
  uri: dubbo://dubbo-provider/EchoService/echo
  predicates:
  - Path=/echo/**
  metadata:
    dubbo:
      group: default
      version: 1.0
      parameterTypes:
        - java.lang.String

- id: rewrite
  uri: dubbo://dubbo-provider/EchoService/request
  metadata:
    dubbo:
      group: default
      version: 1.0
      parameterTypes:
        - com.github.leecho.spring.cloud.dubbo.sample.provider.Action
        - com.github.leecho.spring.cloud.dubbo.sample.provider.Request
      rewrite:
        request:
          message: "#body['request']['message']"
          target:
            name: "#cookie['JSESSIONID']"
            id: "#header['Authorization']"
          date: 2021-07-01 00:00:00
          #attributes: "#body['request']['attributes']"
          attributes:
            - "#header['Authorization']"
            - attr2
            - attr3
        action:
          name: request
          parameters:
            param1: "#auth['user']"
  predicates:
    - Path=/rewrite/**

@Bean
public DubboMessageConverter dubboResultConverter() {
    return source -> {
    Map<String, Object> result = new HashMap<>(2);
    result.put("success", true);
    result.put("data", source);
    return result;
};

@Bean
public DubboGenericServiceCache dubboGenericServiceCache() {
    return new GuavaDubboGenericServiceCache(1000, Duration.of(10, ChronoUnit.SECONDS));
}

	@Bean
	public VariableLoader authVariableProcessor() {
		return context -> {
			Map<String, Object> auth = new HashMap<>();
			auth.put("user", "user");
			context.setVariable("auth", auth);
		};
	}