content: /*
   * Copyright 1999-$toady.year 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.nacos.config.server.service.query;
  
  import com.alibaba.nacos.config.server.service.query.handler.ConfigChainEntryHandler;
  import com.alibaba.nacos.config.server.service.query.handler.ConfigContentTypeHandler;
  import com.alibaba.nacos.config.server.service.query.handler.FormalHandler;
  import com.alibaba.nacos.config.server.service.query.handler.GrayRuleMatchHandler;
  import com.alibaba.nacos.config.server.service.query.handler.SpecialTagNotFoundHandler;
  
  /**
   * DefaultConfigQueryHandlerChainBuilder.
   *
   * @author Nacos
   */
  public class DefaultConfigQueryHandlerChainBuilder implements ConfigQueryHandlerChainBuilder {
      
      @Override
      public ConfigQueryHandlerChain build() {
          ConfigQueryHandlerChain chain = new ConfigQueryHandlerChain();
          chain.addHandler(new ConfigChainEntryHandler())
                  .addHandler(new ConfigContentTypeHandler())
                  .addHandler(new GrayRuleMatchHandler())
                  .addHandler(new SpecialTagNotFoundHandler())
                  .addHandler(new FormalHandler());
          return chain;
      }
      
      @Override
      public String getName() {
          return "nacos";
      }
  }