<%#
 Copyright 2013-2017 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see https://jhipster.github.io/
 for more information.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
-%>
package <%=packageName%>.config;

import io.github.jhipster.config.JHipsterProperties;

import <%=packageName%>.gateway.ratelimiting.RateLimitingFilter;
import <%=packageName%>.gateway.accesscontrol.AccessControlFilter;
import <%=packageName%>.gateway.responserewriting.SwaggerBasePathRewritingFilter;

import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.cloud.netflix.zuul.filters.RouteLocator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class GatewayConfiguration {

    @Configuration
    public static class SwaggerBasePathRewritingConfiguration {

        @Bean
        public SwaggerBasePathRewritingFilter swaggerBasePathRewritingFilter(){
            return new SwaggerBasePathRewritingFilter();
        }
    }

    @Configuration
    public static class AccessControlFilterConfiguration {

        @Bean
        public AccessControlFilter accessControlFilter(RouteLocator routeLocator, JHipsterProperties jHipsterProperties){
            return new AccessControlFilter(routeLocator, jHipsterProperties);
        }
    }

    /**
     * Configures the Zuul filter that limits the number of API calls per user.
     * <p>
     * For this filter to work, you need to have:
     * <ul>
     * <li>A working Cassandra cluster
     * <li>A schema with the JHipster rate-limiting tables configured, using the
     * "create_keyspace.cql" and "create_tables.cql" scripts from the
     * "src/main/resources/config/cql" directory
     * <li>Your cluster configured in your application-*.yml files, using the
     * "spring.data.cassandra" keys
     * </ul>
     */
    @Configuration
    @ConditionalOnProperty("jhipster.gateway.rate-limiting.enabled")
    public static class RateLimitingConfiguration {

        private final JHipsterProperties jHipsterProperties;

        public RateLimitingConfiguration(JHipsterProperties jHipsterProperties) {
            this.jHipsterProperties = jHipsterProperties;
        }

        @Bean
        public RateLimitingFilter rateLimitingFilter() {
            return new RateLimitingFilter(jHipsterProperties);
        }
    }
}

<%#
 Copyright 2013-2017 the original author or authors from the JHipster project.

 This file is part of the JHipster project, see https://jhipster.github.io/
 for more information.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
-%>
package <%=packageName%>.config;

import io.github.jhipster.config.JHipsterProperties;

import <%=packageName%>.gateway.ratelimiting.RateLimitingFilter;
import <%=packageName%>.gateway.accesscontrol.AccessControlFilter;
import <%=packageName%>.gateway.responserewriting.SwaggerBasePathRewritingFilter;

import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.cloud.netflix.zuul.filters.RouteLocator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

@Configuration
public class GatewayConfiguration {

    @Configuration
    public static class SwaggerBasePathRewritingConfiguration {

        @Bean
        public SwaggerBasePathRewritingFilter swaggerBasePathRewritingFilter(){
            return new SwaggerBasePathRewritingFilter();
        }
    }

    @Configuration
    public static class AccessControlFilterConfiguration {

        @Bean
        public AccessControlFilter accessControlFilter(RouteLocator routeLocator, JHipsterProperties jHipsterProperties){
            return new AccessControlFilter(routeLocator, jHipsterProperties);
        }
    }

    /**
     * Configures the Zuul filter that limits the number of API calls per user.
     * <p>
     * This uses Bucke4J to limit the API calls, see {@link <%=packageName%>.gateway.ratelimiting.RateLimitingFilter}.
     */
    @Configuration
    @ConditionalOnProperty("jhipster.gateway.rate-limiting.enabled")
    public static class RateLimitingConfiguration {

        private final JHipsterProperties jHipsterProperties;

        public RateLimitingConfiguration(JHipsterProperties jHipsterProperties) {
            this.jHipsterProperties = jHipsterProperties;
        }

        @Bean
        public RateLimitingFilter rateLimitingFilter() {
            return new RateLimitingFilter(jHipsterProperties);
        }
    }
}

Correct Javadoc for the Gateway rate limiting