content: /*
   * Copyright 1999-2019 Alibaba Group Holding Ltd.
   *
   * 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 com.alibaba.csp.sentinel.adapter.spring.webflux.test;
  
  import java.util.Collections;
  import java.util.List;
  
  import com.alibaba.csp.sentinel.adapter.spring.webflux.SentinelWebFluxFilter;
  import com.alibaba.csp.sentinel.adapter.spring.webflux.exception.SentinelBlockExceptionHandler;
  
  import org.springframework.beans.factory.ObjectProvider;
  import org.springframework.context.annotation.Bean;
  import org.springframework.context.annotation.Configuration;
  import org.springframework.core.annotation.Order;
  import org.springframework.http.codec.ServerCodecConfigurer;
  import org.springframework.web.reactive.result.view.ViewResolver;
  
  /**
   * @author Eric Zhao
   */
  @Configuration
  public class WebFluxTestConfig {
  
      private final List<ViewResolver> viewResolvers;
      private final ServerCodecConfigurer serverCodecConfigurer;
  
      public WebFluxTestConfig(ObjectProvider<List<ViewResolver>> viewResolversProvider,
                           ServerCodecConfigurer serverCodecConfigurer) {
          this.viewResolvers = viewResolversProvider.getIfAvailable(Collections::emptyList);
          this.serverCodecConfigurer = serverCodecConfigurer;
      }
  
      @Bean
      @Order(-1)
      public SentinelBlockExceptionHandler sentinelBlockExceptionHandler() {
          // Register the block exception handler for Spring WebFlux.
          return new SentinelBlockExceptionHandler(viewResolvers, serverCodecConfigurer);
      }
  
      @Bean
      @Order(-1)
      public SentinelWebFluxFilter sentinelWebFluxFilter() {
          // Register the Sentinel WebFlux filter.
          return new SentinelWebFluxFilter();
      }
  }
  