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.console.handler.impl.noop.naming;
  
  import com.alibaba.nacos.api.exception.NacosException;
  import com.alibaba.nacos.api.exception.api.NacosApiException;
  import com.alibaba.nacos.api.model.Page;
  import com.alibaba.nacos.api.model.v2.ErrorCode;
  import com.alibaba.nacos.api.naming.pojo.maintainer.ServiceDetailInfo;
  import com.alibaba.nacos.api.naming.pojo.maintainer.SubscriberInfo;
  import com.alibaba.nacos.console.handler.naming.ServiceHandler;
  import com.alibaba.nacos.naming.core.v2.metadata.ClusterMetadata;
  import com.alibaba.nacos.naming.core.v2.metadata.ServiceMetadata;
  import com.alibaba.nacos.naming.model.form.ServiceForm;
  import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
  
  import java.util.List;
  
  /**
   * Noop Implementation of ServiceHandler that handles service-related operations.
   * Used when `naming` module is disabled(functionMode is `config`)
   *
   * @author xiweng.yy
   */
  @org.springframework.stereotype.Service
  @ConditionalOnMissingBean(value = ServiceHandler.class, ignored = ServiceNoopHandler.class)
  public class ServiceNoopHandler implements ServiceHandler {
      
      private static final String MCP_NOT_ENABLED_MESSAGE = "Current functionMode is `config`, naming module is disabled.";
      
      @Override
      public void createService(ServiceForm serviceForm, ServiceMetadata serviceMetadata) throws Exception {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public void deleteService(String namespaceId, String serviceName, String groupName) throws Exception {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public void updateService(ServiceForm serviceForm, ServiceMetadata serviceMetadata) throws Exception {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public List<String> getSelectorTypeList() throws NacosException {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public Page<SubscriberInfo> getSubscribers(int pageNo, int pageSize, String namespaceId, String serviceName,
              String groupName, boolean aggregation) throws Exception {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public Object getServiceList(boolean withInstances, String namespaceId, int pageNo, int pageSize,
              String serviceName, String groupName, boolean ignoreEmptyService) throws NacosException {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public ServiceDetailInfo getServiceDetail(String namespaceId, String serviceName, String groupName)
              throws NacosException {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
      
      @Override
      public void updateClusterMetadata(String namespaceId, String groupName, String serviceName, String clusterName,
              ClusterMetadata clusterMetadata) throws Exception {
          throw new NacosApiException(NacosException.SERVER_NOT_IMPLEMENTED, ErrorCode.API_FUNCTION_DISABLED,
                  MCP_NOT_ENABLED_MESSAGE);
      }
  }
  
  