Add seeOther shortcut to ServerResponse.BodyBuilder

spring-webflux/src/main/java/org/springframework/web/reactive/function/server/ServerResponse.java

@@ -128,6 +128,17 @@ public interface ServerResponse {
 		return status(HttpStatus.NO_CONTENT);
 	}
 
+	/**
+	 * Create a builder with a {@linkplain HttpStatus#SEE_OTHER 303 See Other}
+	 * status and a location header set to the given URI.
+	 * @param location the location URI
+	 * @return the created builder
+	 */
+	static BodyBuilder seeOther(URI location) {
+		BodyBuilder builder = status(HttpStatus.SEE_OTHER);
+		return builder.location(location);
+	}
+
 	/**
 	 * Create a builder with a {@linkplain HttpStatus#TEMPORARY_REDIRECT 307 Temporary Redirect}
 	 * status and a location header set to the given URI.

spring-webflux/src/test/java/org/springframework/web/reactive/function/server/DefaultServerResponseBuilderTests.java

@@ -105,6 +105,17 @@ public class DefaultServerResponseBuilderTests {
 
 	}
 
+	@Test
+	public void seeOther() throws Exception {
+		URI location = URI.create("http://example.com");
+		Mono<ServerResponse> result = ServerResponse.seeOther(location).build();
+		StepVerifier.create(result)
+				.expectNextMatches(response -> HttpStatus.SEE_OTHER.equals(response.statusCode()) &&
+						location.equals(response.headers().getLocation()))
+				.expectComplete()
+				.verify();
+	}
+
 	@Test
 	public void temporaryRedirect() throws Exception {
 		URI location = URI.create("http://example.com");