code: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You 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 org.apache.skywalking.oap.server.core.config.group;
  
  import java.util.HashMap;
  import java.util.Map;
  import org.apache.skywalking.oap.server.core.config.group.uri.quickmatch.QuickUriGroupingRule;
  import org.apache.skywalking.oap.server.library.util.StringFormatGroup;
  
  /**
   * Endpoint group rule hosts all group rules of all services.
   * Regex grouping has been replaced by {@link QuickUriGroupingRule}
   */
  @Deprecated
  public class EndpointGroupingRule {
      private Map<String, StringFormatGroup> rules = new HashMap<>();
  
      /**
       * Add a new rule to the context.
       *
       * @param serviceName       of the new rule
       * @param endpointGroupName represents the logic endpoint name.
       * @param ruleRegex         match the endpoints which should be in the group name.
       */
      public void addRule(String serviceName, String endpointGroupName, String ruleRegex) {
          final StringFormatGroup formatGroup = rules.computeIfAbsent(serviceName, name -> new StringFormatGroup());
          formatGroup.addRule(endpointGroupName, ruleRegex);
      }
  
      /**
       * @param service      of the given endpoint belonged.
       * @param endpointName to do group checking.
       * @return group result and new endpoint name if rule matched.
       */
      public StringFormatGroup.FormatResult format(String service, String endpointName) {
          final StringFormatGroup stringFormatGroup = rules.get(service);
          if (stringFormatGroup != null) {
              return stringFormatGroup.format(endpointName);
          } else {
              return new StringFormatGroup.FormatResult(false, endpointName, endpointName);
          }
      }
  }
  