content: /*
   * Copyright 1999-2023 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.filter;
  
  import com.alibaba.nacos.common.utils.StringUtils;
  import com.alibaba.nacos.config.server.Config;
  import com.alibaba.nacos.sys.env.EnvUtil;
  import com.alibaba.nacos.sys.filter.NacosPackageExcludeFilter;
  
  import java.util.Set;
  
  import static com.alibaba.nacos.sys.env.EnvUtil.FUNCTION_MODE_CONFIG;
  
  /**
   * Config module enabled filter by spring packages scan.
   *
   * @author xiweng.yy
   */
  public class ConfigEnabledFilter implements NacosPackageExcludeFilter {
      
      @Override
      public String getResponsiblePackagePrefix() {
          return Config.class.getPackage().getName();
      }
      
      @Override
      public boolean isExcluded(String className, Set<String> annotationNames) {
          String functionMode = EnvUtil.getFunctionMode();
          // When not specified config mode or specified all mode, the config module not start and load.
          if (StringUtils.isEmpty(functionMode)) {
              return false;
          }
          return !FUNCTION_MODE_CONFIG.equals(functionMode);
      }
  }
  