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service-community/src/main/java/com/java110/community/cmd/dataPrivilege/SaveDataPrivilegeCmd.java 4.63 KB
88e030b7   王彪总   init project
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  /*
   * Copyright 2017-2020 吴学文 and java110 team.
   *
   * 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.java110.community.cmd.dataPrivilege;
  
  import com.alibaba.fastjson.JSONObject;
  import com.java110.core.annotation.Java110Cmd;
  import com.java110.core.annotation.Java110Transactional;
  import com.java110.core.context.ICmdDataFlowContext;
  import com.java110.core.event.cmd.Cmd;
  import com.java110.core.event.cmd.CmdEvent;
  import com.java110.core.factory.GenerateCodeFactory;
  import com.java110.intf.community.IDataPrivilegeV1InnerServiceSMO;
  import com.java110.po.privilege.DataPrivilegePo;
  import com.java110.utils.exception.CmdException;
  import com.java110.utils.util.Assert;
  import com.java110.utils.util.BeanConvertUtil;
  import com.java110.vo.ResultVo;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  import org.springframework.beans.factory.annotation.Autowired;
  
  /**
   * 数据权限保存命令类
   * 
   * 该类负责处理数据权限的保存操作,包括参数验证和数据持久化
   * 服务编码:dataPrivilege.saveDataPrivilege
   * 请求路径:/app/dataPrivilege.SaveDataPrivilege
   * 
   * @author 吴学文 at 2022-09-05 10:53:58 mail: 928255095@qq.com
   * @open source address: https://gitee.com/wuxw7/MicroCommunity
   * @官网:http://www.homecommunity.cn
   * @温馨提示:如果您对此文件进行修改 请不要删除原有作者及注释信息,请补充您的 修改的原因以及联系邮箱如下
   * // modify by 张三 at 2021-09-12 第10行在某种场景下存在某种bug 需要修复,注释10至20行 加入 20行至30行
   */
  @Java110Cmd(serviceCode = "dataPrivilege.saveDataPrivilege")
  public class SaveDataPrivilegeCmd extends Cmd {
  
      /**
       * 日志记录器
       */
      private static Logger logger = LoggerFactory.getLogger(SaveDataPrivilegeCmd.class);
  
      /**
       * 数据权限ID前缀,用于生成唯一标识
       */
      public static final String CODE_PREFIX_ID = "10";
  
      /**
       * 数据权限服务接口
       */
      @Autowired
      private IDataPrivilegeV1InnerServiceSMO dataPrivilegeV1InnerServiceSMOImpl;
  
      /**
       * 参数验证方法
       * 
       * 验证请求参数中是否包含必要的字段
       * 
       * @param event 命令事件对象,包含请求相关信息
       * @param cmdDataFlowContext 命令数据流上下文,用于获取和设置请求响应数据
       * @param reqJson 请求参数的JSON对象
       * @throws CmdException 当参数验证失败时抛出异常
       */
      @Override
      public void validate(CmdEvent event, ICmdDataFlowContext cmdDataFlowContext, JSONObject reqJson) {
          // 验证请求报文中必须包含name字段
          Assert.hasKeyAndValue(reqJson, "name", "请求报文中未包含name");
          // 验证请求报文中必须包含communityId字段
          Assert.hasKeyAndValue(reqJson, "communityId", "请求报文中未包含communityId");
      }
  
      /**
       * 执行保存数据权限命令
       * 
       * 将请求参数转换为数据权限对象,生成唯一ID并保存到数据库
       * 该方法使用事务注解确保数据一致性
       * 
       * @param event 命令事件对象
       * @param cmdDataFlowContext 命令数据流上下文
       * @param reqJson 请求参数的JSON对象
       * @throws CmdException 当保存数据失败时抛出异常
       */
      @Override
      @Java110Transactional
      public void doCmd(CmdEvent event, ICmdDataFlowContext cmdDataFlowContext, JSONObject reqJson) throws CmdException {
          // 将JSON请求参数转换为DataPrivilegePo对象
          DataPrivilegePo dataPrivilegePo = BeanConvertUtil.covertBean(reqJson, DataPrivilegePo.class);
          
          // 生成数据权限的唯一ID
          dataPrivilegePo.setDpId(GenerateCodeFactory.getGeneratorId(CODE_PREFIX_ID));
          
          // 调用服务保存数据权限信息
          int flag = dataPrivilegeV1InnerServiceSMOImpl.saveDataPrivilege(dataPrivilegePo);
  
          // 检查保存操作是否成功
          if (flag < 1) {
              // 保存失败时抛出异常
              throw new CmdException("保存数据失败");
          }
  
          // 设置响应结果为成功
          cmdDataFlowContext.setResponseEntity(ResultVo.success());
      }
  }