refactor: 优化用户可见错误提示

src/main/java/com/guo/learningprogresstracker/common/GlobalExceptionHandler.java

@@ -5,6 +5,7 @@ import com.guo.learningprogresstracker.entity.CommonResult;
 import com.guo.learningprogresstracker.exception.AppException;
 import com.guo.learningprogresstracker.exception.ErrorParameterException;
 import com.guo.learningprogresstracker.exception.NotFindEntitiesException;
+import com.guo.learningprogresstracker.exception.OperationFailedException;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 import lombok.extern.slf4j.Slf4j;
@@ -21,16 +22,25 @@ public class GlobalExceptionHandler {
 
     @ExceptionHandler({ErrorParameterException.class})
     public CommonResult errorParameterException(ErrorParameterException ex) {
+        log.warn("参数异常: {}", ex.getMessage(), ex);
         return CommonResult.error(ex.getMessage());
     }
 
     @ExceptionHandler({NotFindEntitiesException.class})
     public CommonResult notFindEntitiesException(NotFindEntitiesException ex) {
+        log.warn("数据不存在: {}", ex.getMessage(), ex);
+        return CommonResult.error(ex.getMessage());
+    }
+
+    @ExceptionHandler({OperationFailedException.class})
+    public CommonResult operationFailedException(OperationFailedException ex) {
+        log.warn("操作失败: {}", ex.getMessage(), ex);
         return CommonResult.error(ex.getMessage());
     }
 
     @ExceptionHandler({AppException.class})
     public CommonResult AppException(AppException ex) {
+        log.error("业务异常: {}", ex.getMessage(), ex);
         return CommonResult.serverError(ex.getMessage());
     }
 
@@ -49,7 +59,7 @@ public class GlobalExceptionHandler {
     @ExceptionHandler(Exception.class)
     public CommonResult Exception(Exception ex) {
         log.error("系统异常", ex);
-        return CommonResult.error(ex.getMessage());
+        return CommonResult.error("操作没有成功，请稍后再试");
     }
 
 }

src/main/java/com/guo/learningprogresstracker/controller/StudySessionController.java

@@ -57,7 +57,7 @@ public class StudySessionController {
      * 通过sessionNum获取一个【学习会话】
      */
     @GetMapping("/{sessionNum}")
-    public CommonResult<StudySessionResponse> getStudySessionBySessionNum(@NotEmpty(message = "sessionNum不可为空") @PathVariable String sessionNum) throws ErrorParameterException {
+    public CommonResult<StudySessionResponse> getStudySessionBySessionNum(@NotEmpty(message = "请提供学习会话编号") @PathVariable String sessionNum) throws ErrorParameterException {
         // 通过 service 层获取，包含归属校验
         StudySessionResponse response = studySessionsServiceImpl.getStudySessionBySessionNum(sessionNum);
         return CommonResult.success(response);

src/main/java/com/guo/learningprogresstracker/controller/TaskController.java

@@ -132,7 +132,7 @@ public class TaskController {
      * 开始或继续一个【学习会话】
      */
     @GetMapping("/{taskNum}/study-sessions/start-or-continue")
-    public CommonResult<StudySessionResponse> startOrContinueStudySession(@NotEmpty(message = "taskNum不可为空")
+    public CommonResult<StudySessionResponse> startOrContinueStudySession(@NotEmpty(message = "请提供任务编号")
                                                                           @PathVariable String taskNum) throws NotFindEntitiesException, ServiceException {
         StudySessionResponse response = studySessionsServiceImpl.startOrContinueStudySession(taskNum);
         return CommonResult.success(response);
@@ -143,7 +143,7 @@ public class TaskController {
      * 通过学习任务num获取该任务的未结束会话
      */
     @GetMapping("/{taskNum}/not-ended-study-session")
-    public CommonResult<StudySessionResponse> getNotEndedStudySessionByTaskNum(@NotEmpty(message = "taskNum不可为空")
+    public CommonResult<StudySessionResponse> getNotEndedStudySessionByTaskNum(@NotEmpty(message = "请提供任务编号")
                                                                                @PathVariable String taskNum) throws ErrorParameterException {
         StudySessionResponse response = studySessionsServiceImpl.getNotEndedStudySessionByTaskNum(taskNum);
         return CommonResult.success(response);

src/main/java/com/guo/learningprogresstracker/dto/request/CreateFragmentsRequest.java

@@ -16,6 +16,6 @@ public class CreateFragmentsRequest {
     /**
      * 残片内容,学习内容的描述
      */
-    @NotBlank(message = "啊？无字天书？")
+    @NotBlank(message = "请填写学习内容")
     private String content;
 }

src/main/java/com/guo/learningprogresstracker/dto/request/CreateTaskApplicationRequest.java

@@ -8,7 +8,7 @@ public class CreateTaskApplicationRequest {
 
     private String taskNum;
 
-    @NotBlank(message = "应用项目标题不可为空")
+    @NotBlank(message = "请填写应用项目标题")
     private String title;
 
     private String description;

src/main/java/com/guo/learningprogresstracker/dto/request/EndedStudySessionRequest.java

@@ -8,6 +8,6 @@ import lombok.Data;
  */
 @Data
 public class EndedStudySessionRequest {
-    @NotBlank(message = "啊？搞无字天书是吧？报告内容不可为空")
+    @NotBlank(message = "请填写学习报告内容")
     private String content;
 }

src/main/java/com/guo/learningprogresstracker/dto/request/RecallCompareRequest.java

@@ -9,7 +9,7 @@ import lombok.Data;
 @Data
 public class RecallCompareRequest {
 
-    @NotBlank(message = "回忆大纲不可为空")
+    @NotBlank(message = "请先填写回忆大纲")
     private String recallOutline;
 
     /** 复习起点节点路径（以 / 分隔），null 为任务维度 */

src/main/java/com/guo/learningprogresstracker/dto/request/TaskRequest.java

@@ -15,16 +15,16 @@ import lombok.Data;
 public class TaskRequest {
 
     public interface  Create{}
-    @Null(message = "创建时不可指定任务ID",groups = Ops.CreateG.class)
+    @Null(message = "创建任务时不需要填写任务编号",groups = Ops.CreateG.class)
-    @NotNull(message = "更新时必须指定任务ID",groups = Ops.UpdateG.class)
+    @NotNull(message = "缺少要更新的任务信息，请刷新后重试",groups = Ops.UpdateG.class)
     private Integer id;
     /**
      * 学习任务的名称
      */
-    @NotEmpty(message = "必须指定非空的任务名称", groups = Ops.CreateG.class)
+    @NotEmpty(message = "请填写任务名称", groups = Ops.CreateG.class)
     private String taskName;
 
-    @NotEmpty(message = "必须指定非空的任务描述", groups = Ops.CreateG.class)
+    @NotEmpty(message = "请填写任务描述", groups = Ops.CreateG.class)
     private String taskDescription;
 
     /**
@@ -35,41 +35,41 @@ public class TaskRequest {
     /**
      * 用户设置的任务紧急性
      */
-    @NotNull(message = "必须指定【任务紧急性】指标", groups = Ops.CreateG.class)
+    @NotNull(message = "请设置任务紧急性", groups = Ops.CreateG.class)
-    @Min(value = 0,message = "urgency参数值必须大于等于0")
+    @Min(value = 0,message = "任务紧急性不能小于 0")
-    @Max(value = 5,message = "urgency参数值必须小于等于5")
+    @Max(value = 5,message = "任务紧急性不能大于 5")
     private Integer urgency;
 
     /**
      * 用户设置的任务重要性
      */
-    @NotNull(message = "必须指定【任务重要性】指标", groups = Ops.CreateG.class)
+    @NotNull(message = "请设置任务重要性", groups = Ops.CreateG.class)
-    @Min(value = 0,message = "importance参数值必须大于等于0")
+    @Min(value = 0,message = "任务重要性不能小于 0")
-    @Max(value = 5,message = "importance参数值必须小于等于5")
+    @Max(value = 5,message = "任务重要性不能大于 5")
     private Integer importance;
 
     /**
      * 任务的内容难度
      */
-    @NotNull(message = "必须指定【内容难度】指标", groups = Ops.CreateG.class)
+    @NotNull(message = "请设置内容难度", groups = Ops.CreateG.class)
-    @Min(value = 0,message = "contentDifficulty参数值必须大于等于0")
+    @Min(value = 0,message = "内容难度不能小于 0")
-    @Max(value = 5,message = "contentDifficulty参数值必须小于等于5")
+    @Max(value = 5,message = "内容难度不能大于 5")
     private Integer contentDifficulty;
 
     /**
      * 任务的未来价值
      */
-    @NotNull(message = "必须指定【未来价值】指标", groups = Ops.CreateG.class)
+    @NotNull(message = "请设置未来价值", groups = Ops.CreateG.class)
-    @Min(value = 0,message = "futureValue参数值必须大于等于0")
+    @Min(value = 0,message = "未来价值不能小于 0")
-    @Max(value = 5,message = "futureValue参数值必须小于等于5")
+    @Max(value = 5,message = "未来价值不能大于 5")
     private Integer futureValue;
 
     /**
      * 用户对任务的主观优先级
      */
-    @NotNull(message = "必须指定【主观优先级】指标", groups = Ops.CreateG.class)
+    @NotNull(message = "请设置主观优先级", groups = Ops.CreateG.class)
-    @Min(value = 0,message = "subjectivePriority参数值必须大于等于0")
+    @Min(value = 0,message = "主观优先级不能小于 0")
-    @Max(value = 5,message = "subjectivePriority参数值必须小于等于5")
+    @Max(value = 5,message = "主观优先级不能大于 5")
     private Integer subjectivePriority;
 
 }

src/main/java/com/guo/learningprogresstracker/dto/request/UpdateFragmentsRequest.java

@@ -11,6 +11,6 @@ public class UpdateFragmentsRequest {
     /**
      * 残片内容,学习内容的描述
      */
-    @NotBlank(message = "啊？无字天书？")
+    @NotBlank(message = "请填写学习内容")
     private String content;
 }

src/main/java/com/guo/learningprogresstracker/dto/request/UpdateStandardMindMapRequest.java

@@ -9,6 +9,6 @@ import lombok.Data;
 @Data
 public class UpdateStandardMindMapRequest {
 
-    @NotBlank(message = "思维导图大纲不可为空")
+    @NotBlank(message = "请填写思维导图大纲")
     private String outline;
 }

src/main/java/com/guo/learningprogresstracker/dto/request/UpdateTaskApplicationRequest.java

@@ -6,7 +6,7 @@ import lombok.Data;
 @Data
 public class UpdateTaskApplicationRequest {
 
-    @NotBlank(message = "应用项目标题不可为空")
+    @NotBlank(message = "请填写应用项目标题")
     private String title;
 
     private String description;

src/main/java/com/guo/learningprogresstracker/dto/request/UpsertExpectationRequest.java

@@ -9,6 +9,6 @@ import lombok.Data;
 @Data
 public class UpsertExpectationRequest {
 
-    @NotBlank(message = "学习预期不可为空")
+    @NotBlank(message = "请填写学习预期")
     private String description;
 }

src/main/java/com/guo/learningprogresstracker/service/impl/StudyExpectationsServiceImpl.java

@@ -8,11 +8,13 @@ import com.guo.learningprogresstracker.mapper.StudyExpectationsMapper;
 import com.guo.learningprogresstracker.mapper.StudySessionsMapper;
 import com.guo.learningprogresstracker.service.StudyExpectationsService;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 
 /**
  * 学习预期服务实现
  */
+@Slf4j
 @Service
 @RequiredArgsConstructor
 public class StudyExpectationsServiceImpl implements StudyExpectationsService {
@@ -26,7 +28,8 @@ public class StudyExpectationsServiceImpl implements StudyExpectationsService {
                 Wrappers.<StudySessionsEntity>lambdaQuery()
                         .eq(StudySessionsEntity::getSessionNum, sessionNum));
         if (!sessionExists) {
-            throw new ErrorParameterException("学习会话[" + sessionNum + "]不存在");
+            log.warn("学习会话[{}]不存在", sessionNum);
+            throw new ErrorParameterException("这次学习会话不存在或已结束");
         }
 
         StudyExpectationsEntity existing = getBySessionNum(sessionNum);

src/main/java/com/guo/learningprogresstracker/service/impl/StudyReportFragmentsServiceImpl.java

@@ -12,6 +12,7 @@ import com.guo.learningprogresstracker.mapper.StudySessionsMapper;
 import com.guo.learningprogresstracker.service.StudyReportFragmentsService;
 import com.guo.learningprogresstracker.mapper.StudyReportFragmentsMapper;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -20,6 +21,7 @@ import java.util.List;
 /**
  * 针对表【study_report_fragments(记录学习过程中的学习内容报告残片)】的数据库操作Service实现
  */
+@Slf4j
 @Service
 @RequiredArgsConstructor
 public class StudyReportFragmentsServiceImpl extends ServiceImpl<StudyReportFragmentsMapper, StudyReportFragmentsEntity>
@@ -35,7 +37,8 @@ public class StudyReportFragmentsServiceImpl extends ServiceImpl<StudyReportFrag
                 Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, entity.getSessionNum()));
         if (session == null) {
-            throw new NotFindEntitiesException(String.format("未能找到学习会话sessionNum[%s]", entity.getSessionNum()));
+            log.warn("未能找到学习会话sessionNum[{}]", entity.getSessionNum());
+            throw new NotFindEntitiesException("这次学习会话不存在或已结束");
         }
         this.save(entity);
     }
@@ -44,7 +47,8 @@ public class StudyReportFragmentsServiceImpl extends ServiceImpl<StudyReportFrag
     public void updateFragments(Integer id, UpdateFragmentsRequest request) throws NotFindEntitiesException {
         StudyReportFragmentsEntity existing = this.getById(id);
         if (existing == null) {
-            throw new NotFindEntitiesException(String.format("未能找到学习残片id[%d]", id));
+            log.warn("未能找到学习残片id[{}]", id);
+            throw new NotFindEntitiesException("这条学习残片不存在或已被删除");
         }
         StudyReportFragmentsEntity entity = FragmentsConvert.MAPPER.toFragmentsEntity(request);
         entity.setId(id);

src/main/java/com/guo/learningprogresstracker/service/impl/StudySessionsServiceImpl.java

@@ -50,7 +50,10 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public StudySessionResponse startOrContinueStudySession(String taskNum) throws NotFindEntitiesException, ServiceException {
         TaskEntity taskEntity = tasksServiceImpl.getOneOpt(
                         Wrappers.lambdaQuery(TaskEntity.class).eq(TaskEntity::getTaskNum, taskNum))
-                .orElseThrow(() -> new NotFindEntitiesException(String.format("[%s]不存在", taskNum)));
+                .orElseThrow(() -> {
+                    log.warn("[{}]不存在", taskNum);
+                    return new NotFindEntitiesException("这个任务不存在或已被删除");
+                });
 
         StudySessionsEntity session = this.getOneOpt(Wrappers.<StudySessionsEntity>lambdaQuery()
                         .eq(StudySessionsEntity::getTaskNum, taskNum)
@@ -88,10 +91,10 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public void pauseStudySession(String sessionNum, LocalDateTime endTime) throws ErrorParameterException, ServiceException {
         StudySessionsEntity studySessionsEntity = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, sessionNum))
-                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
+                .orElseThrow(() -> sessionNotFound(sessionNum));
         if (StudySessionStateEnum.PAUSED.name().equals(studySessionsEntity.getSessionState())) {
             log.error("会话[" + studySessionsEntity.getSessionNum() + "]重复暂停");
-            throw new ErrorParameterException("会话[" + sessionNum + "]已经暂停，请勿重复暂停！");
+            throw new ErrorParameterException("这次学习会话已经暂停了，不用重复暂停哦");
         }
         studySessionsEntity.calculatePointerPosition();
         studySessionsEntity.pausedStudySession(endTime);
@@ -104,7 +107,7 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public String endedStudySession(String sessionNum, String content) throws ErrorParameterException {
         StudySessionsEntity studySessionsEntity = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, sessionNum))
-                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
+                .orElseThrow(() -> sessionNotFound(sessionNum));
         boolean wasOngoing = StudySessionStateEnum.ONGOING.name().equals(studySessionsEntity.getSessionState());
         studySessionsEntity.endedStudySession();
         this.updateById(studySessionsEntity);
@@ -122,9 +125,12 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public StudySessionResponse getNotEndedStudySessionByTaskNum(String taskNum) throws ErrorParameterException {
         TaskEntity task = tasksServiceImpl.getOneOpt(Wrappers.lambdaQuery(TaskEntity.class)
                         .eq(TaskEntity::getTaskNum, taskNum))
-                .orElseThrow(() -> new ErrorParameterException("任务[" + taskNum + "]不存在"));
+                .orElseThrow(() -> taskNotFound(taskNum));
         StudySessionsDto dto = Optional.ofNullable(studyReportsMapper.getNotEndedStudySessionDtoByTaskNum(taskNum))
-                .orElseThrow(() -> new ErrorParameterException("任务[" + taskNum + "]不存在进行中或暂停中的会话"));
+                .orElseThrow(() -> {
+                    log.warn("任务[{}]不存在进行中或暂停中的会话", taskNum);
+                    return new ErrorParameterException("这个任务当前没有进行中或已暂停的学习会话");
+                });
         return StudySessionConvert.MAPPER.toStudySessionResponse(dto);
     }
 
@@ -136,7 +142,7 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
                             .eq(StudyReportFragmentsEntity::getSessionNum, sessionNum))
                     .stream().map(StudyReportFragmentsEntity::getContent).collect(Collectors.toCollection(ArrayList::new));
         } else {
-            throw new ErrorParameterException("会话[" + sessionNum + "]不存在");
+            throw sessionNotFound(sessionNum);
         }
     }
 
@@ -145,13 +151,13 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public void continueStudySession(String sessionNum) throws ErrorParameterException, ServiceException {
         StudySessionsEntity studySessionsEntity = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, sessionNum))
-                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
+                .orElseThrow(() -> sessionNotFound(sessionNum));
         if (StudySessionStateEnum.ONGOING.name().equals(studySessionsEntity.getSessionState())) {
             log.error("会话[" + studySessionsEntity.getSessionNum() + "]重复开始");
-            throw new ErrorParameterException("会话[" + sessionNum + "]已经开始，请勿重复开始！");
+            throw new ErrorParameterException("这次学习会话已经开始了，不用重复开始哦");
         } else if (StudySessionStateEnum.ENDED.name().equals(studySessionsEntity.getSessionState())) {
             log.error("会话[" + studySessionsEntity.getSessionNum() + "]处于结束状态，不可开始该会话！");
-            throw new ErrorParameterException("会话[" + sessionNum + "]处于结束状态，不可开始该会话！");
+            throw new ErrorParameterException("这次学习会话已经结束，无法再次开始");
         }
         studySessionsEntity.continueStudySession();
         this.updateById(studySessionsEntity);
@@ -163,7 +169,7 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public StudySessionResponse getStudySessionBySessionNum(String sessionNum) throws ErrorParameterException {
         StudySessionsEntity session = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, sessionNum))
-                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
+                .orElseThrow(() -> sessionNotFound(sessionNum));
         return StudySessionConvert.MAPPER.toStudySessionResponse(session);
     }
 
@@ -174,7 +180,7 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
     public String generateReportDraft(String sessionNum) throws ErrorParameterException {
         StudySessionsEntity session = this.getOneOpt(Wrappers.lambdaQuery(StudySessionsEntity.class)
                         .eq(StudySessionsEntity::getSessionNum, sessionNum))
-                .orElseThrow(() -> new ErrorParameterException("会话[" + sessionNum + "]不存在"));
+                .orElseThrow(() -> sessionNotFound(sessionNum));
 
         ArrayList<String> fragments = getAllFragments(sessionNum);
         if (fragments.isEmpty()) {
@@ -262,4 +268,14 @@ public class StudySessionsServiceImpl extends ServiceImpl<StudySessionsMapper, S
         return response;
     }
 
+    private ErrorParameterException sessionNotFound(String sessionNum) {
+        log.warn("会话[{}]不存在", sessionNum);
+        return new ErrorParameterException("这次学习会话不存在或已结束");
+    }
+
+    private ErrorParameterException taskNotFound(String taskNum) {
+        log.warn("任务[{}]不存在", taskNum);
+        return new ErrorParameterException("这个任务不存在或已被删除");
+    }
+
 }

src/main/java/com/guo/learningprogresstracker/service/impl/TasksServiceImpl.java

@@ -60,7 +60,8 @@ public class TasksServiceImpl extends ServiceImpl<TasksMapper, TaskEntity>
 
         if (this.exists(Wrappers.lambdaQuery(TaskEntity.class)
                 .eq(TaskEntity::getTaskName, task.getTaskName()))) {
-            throw new ErrorParameterException(String.format("任务名[%s]重复", task.getTaskName()));
+            log.warn("任务名[{}]重复", task.getTaskName());
+            throw new ErrorParameterException("已经有同名任务了，换个任务名称吧");
         }
 
         task.setTaskNum(GenerateNumTool.generateNum("TASK"));
@@ -132,7 +133,10 @@ public class TasksServiceImpl extends ServiceImpl<TasksMapper, TaskEntity>
     @Override
     public TaskApplicationEntity updateApplication(Integer id, UpdateTaskApplicationRequest request) throws NotFindEntitiesException {
         TaskApplicationEntity existing = Optional.ofNullable(taskApplicationMapper.selectById(id))
-                .orElseThrow(() -> new NotFindEntitiesException("应用场景[" + id + "]不存在"));
+                .orElseThrow(() -> {
+                    log.warn("应用场景[{}]不存在", id);
+                    return new NotFindEntitiesException("这个应用场景不存在或已被删除");
+                });
         existing.setTitle(request.getTitle());
         existing.setDescription(request.getDescription());
         existing.setResourceUrl(request.getResourceUrl());
@@ -144,14 +148,18 @@ public class TasksServiceImpl extends ServiceImpl<TasksMapper, TaskEntity>
     @Override
     public void deleteApplication(Integer id) throws NotFindEntitiesException {
         TaskApplicationEntity existing = Optional.ofNullable(taskApplicationMapper.selectById(id))
-                .orElseThrow(() -> new NotFindEntitiesException("应用场景[" + id + "]不存在"));
+                .orElseThrow(() -> {
+                    log.warn("应用场景[{}]不存在", id);
+                    return new NotFindEntitiesException("这个应用场景不存在或已被删除");
+                });
         taskApplicationMapper.deleteById(existing.getId());
     }
 
     private void ensureTaskExists(String taskNum) throws NotFindEntitiesException {
         if (!StringUtils.hasText(taskNum) || !tasksMapper.exists(
                 Wrappers.<TaskEntity>lambdaQuery().eq(TaskEntity::getTaskNum, taskNum))) {
-            throw new NotFindEntitiesException("任务[" + taskNum + "]不存在");
+            log.warn("任务[{}]不存在", taskNum);
+            throw new NotFindEntitiesException("这个任务不存在或已被删除");
         }
     }