Implements new methods

spring-cloud-gateway-server-mvc/src/main/java/org/springframework/cloud/gateway/server/mvc/handler/GatewayRouterFunctionsBuilder.java

@@ -18,6 +18,7 @@ package org.springframework.cloud.gateway.server.mvc.handler;
 
 import java.util.Map;
 import java.util.Optional;
+import java.util.function.BiConsumer;
 import java.util.function.BiFunction;
 import java.util.function.Consumer;
 import java.util.function.Function;
@@ -26,6 +27,7 @@ import java.util.function.Supplier;
 
 import org.springframework.cloud.gateway.server.mvc.common.MvcUtils;
 import org.springframework.core.io.Resource;
+import org.springframework.http.HttpHeaders;
 import org.springframework.web.servlet.function.HandlerFilterFunction;
 import org.springframework.web.servlet.function.HandlerFunction;
 import org.springframework.web.servlet.function.RequestPredicate;
@@ -253,6 +255,18 @@ public class GatewayRouterFunctionsBuilder implements RouterFunctions.Builder {
 		return this;
 	}
 
+	@Override
+	public RouterFunctions.Builder resources(String pattern, Resource location, BiConsumer<Resource, HttpHeaders> headersConsumer) {
+		builder.resources(pattern, location, headersConsumer);
+		return this;
+	}
+
+	@Override
+	public RouterFunctions.Builder resources(Function<ServerRequest, Optional<Resource>> lookupFunction, BiConsumer<Resource, HttpHeaders> headersConsumer) {
+		builder.resources(lookupFunction, headersConsumer);
+		return this;
+	}
+
 	@Override
 	public RouterFunctions.Builder nest(RequestPredicate predicate,
 			Supplier<RouterFunction<ServerResponse>> routerFunctionSupplier) {