content: /*
   * Copyright 1999-2018 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.servlet.callback;
  
  import com.alibaba.csp.sentinel.util.AssertUtil;
  
  /**
   * Registry for URL cleaner and URL block handler.
   *
   * @author youji.zj
   */
  public class WebCallbackManager {
  
      /**
       * URL cleaner.
       */
      private static volatile UrlCleaner urlCleaner = new DefaultUrlCleaner();
  
      /**
       * URL block handler.
       */
      private static volatile UrlBlockHandler urlBlockHandler = new DefaultUrlBlockHandler();
  
      private static volatile RequestOriginParser requestOriginParser = null;
  
      public static UrlCleaner getUrlCleaner() {
          return urlCleaner;
      }
  
      public static void setUrlCleaner(UrlCleaner urlCleaner) {
          WebCallbackManager.urlCleaner = urlCleaner;
      }
  
      public static UrlBlockHandler getUrlBlockHandler() {
          return urlBlockHandler;
      }
  
      public static void setUrlBlockHandler(UrlBlockHandler urlBlockHandler) {
          AssertUtil.isTrue(urlBlockHandler != null, "URL block handler should not be null");
          WebCallbackManager.urlBlockHandler = urlBlockHandler;
      }
  
      public static RequestOriginParser getRequestOriginParser() {
          return requestOriginParser;
      }
  
      public static void setRequestOriginParser(RequestOriginParser requestOriginParser) {
          WebCallbackManager.requestOriginParser = requestOriginParser;
      }
  }
  