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polishing modifyresponsebody.adoc

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spencergibb
2025-03-28 15:13:58 -04:00
parent afd4e0a9ff
commit 8f534ebfa7
1 changed files with 11 additions and 2 deletions
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docs/modules/ROOT/pages/spring-cloud-gateway-server-mvc/filters/modifyresponsebody.adoc
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@@ -5,20 +5,29 @@ You can use the `ModifyResponseBody` filter to modify the response body before i
NOTE: This filter can be configured only by using the Java DSL.
The following listing shows how to modify a response body filter:
The following listing shows how to modify a response body filter:
.GatewaySampleApplication.java
[source,java]
----
import static org.springframework.cloud.gateway.server.mvc.filter.AfterFilterFunctions.modifyResponseBody;
import static org.springframework.cloud.gateway.server.mvc.filter.BeforeFilterFunctions.uri;
import static org.springframework.cloud.gateway.server.mvc.handler.GatewayRouterFunctions.route;
import static org.springframework.cloud.gateway.server.mvc.handler.HandlerFunctions.http;
@Bean
public RouterFunction<ServerResponse> gatewayRouterFunctionsModifyResponseBodySimple() {
return route("modify_response_body")
.GET("/anything/modifyresponsebody", http())
.before(new HttpbinUriResolver())
.before(uri("https://example.org"))
.after(modifyResponseBody(String.class, String.class, null,
(request, response, s) -> s.replace("fooval", "FOOVAL")))
.build();
}
----
The sample above does not change the content type or do anything dynamic. Below, the sample changes the content type and dynamically modifies the content.
.GatewaySampleApplication.java
[source,java]
----