/// <summary>
 /// 从角色中删除员工
 /// </summary>
 /// <param name="userId">员工主键</param>
 /// <param name="roleId">角色主键</param>
 /// <returns>影响行数</returns>
 public int RemoveFormRole(string userId, string roleId)
 {
     List<KeyValuePair<string, object>> parameters = new List<KeyValuePair<string, object>>();
     parameters.Add(new KeyValuePair<string, object>(BaseUserRoleEntity.FieldUserId, userId));
     parameters.Add(new KeyValuePair<string, object>(BaseUserRoleEntity.FieldRoleId, roleId));
     string tableName = BaseUserRoleEntity.TableName;
     if (!string.IsNullOrEmpty(BaseSystemInfo.SystemCode))
     {
         tableName = BaseSystemInfo.SystemCode + "UserRole";
     }
     BaseUserRoleManager userRoleManager = new BaseUserRoleManager(this.DbHelper, this.UserInfo, tableName);
     return userRoleManager.Delete(parameters);
 }
        public int ClearUser(string roleId)
        {
            int returnValue = 0;
            returnValue = this.SetProperty(
                new KeyValuePair<string, object>(BaseUserEntity.FieldRoleId, roleId)
                , new KeyValuePair<string, object>(BaseUserEntity.FieldRoleId, null));

            string tableName = BaseUserRoleEntity.TableName;
            if (!string.IsNullOrEmpty(BaseSystemInfo.SystemCode))
            {
                tableName = BaseSystemInfo.SystemCode + "UserRole";
            }

            BaseUserRoleManager userRoleManager = new BaseUserRoleManager(this.DbHelper, this.UserInfo, tableName);
            returnValue += userRoleManager.Delete(new KeyValuePair<string, object>(BaseUserRoleEntity.FieldRoleId, roleId));
            return returnValue;
        }