fix(flow-task): optimize error message of flow task cancelation (#2624)

Author: LuckyPickleZZ

server/odc-core/src/main/java/com/oceanbase/odc/core/shared/constant/ErrorCodes.java

@@ -163,6 +163,7 @@ public enum ErrorCodes implements ErrorCode {
     FlowTaskInstanceFailed,
     FlowTaskInstanceCancelled,
     FlowCreateDeniedBySqlCheck,
+    FlowTaskNotSupportCancel,
 
     // Schedule
     AlterScheduleExists,

server/odc-core/src/main/resources/i18n/ErrorMessages.properties

@@ -105,6 +105,7 @@ com.oceanbase.odc.ErrorCodes.FlowTaskInstanceExpired=The execution of the task t
 com.oceanbase.odc.ErrorCodes.FlowTaskInstanceFailed=The execution of the task failed. Details: {0}.
 com.oceanbase.odc.ErrorCodes.FlowTaskInstanceCancelled=The execution of the task is cancelled.
 com.oceanbase.odc.ErrorCodes.FlowCreateDeniedBySqlCheck=The creation of the task is rejected. Cause: The content changed contains items of the "Revision Required" category. Details: {0}.
+com.oceanbase.odc.ErrorCodes.FlowTaskNotSupportCancel=The current task being executed is {0} and cancellation is not supported. Please try again later.
 com.oceanbase.odc.ErrorCodes.ExternalServiceError=External service error. Details: {0}.
 com.oceanbase.odc.ErrorCodes.ExternalAasServiceError=AAS service error
 com.oceanbase.odc.ErrorCodes.ExternalOAMServiceError=OAM service error

server/odc-core/src/main/resources/i18n/ErrorMessages_zh_CN.properties

@@ -104,6 +104,7 @@ com.oceanbase.odc.ErrorCodes.FlowTaskInstanceExpired=流程实例任务执行超
 com.oceanbase.odc.ErrorCodes.FlowTaskInstanceFailed=流程实例任务执行失败，错误详情：{0}
 com.oceanbase.odc.ErrorCodes.FlowTaskInstanceCancelled=流程实例任务执行取消
 com.oceanbase.odc.ErrorCodes.FlowCreateDeniedBySqlCheck=流程创建被拒绝，原因：变更内容命中“必须改进”等级的项目，详情：{0}
+com.oceanbase.odc.ErrorCodes.FlowTaskNotSupportCancel=当前正在执行的任务为 {0}，不支持取消，请稍后重试
 com.oceanbase.odc.ErrorCodes.ExternalServiceError=外部服务异常，错误详情：{0}
 com.oceanbase.odc.ErrorCodes.ExternalAasServiceError=AAS 服务调用出错
 com.oceanbase.odc.ErrorCodes.ExternalOAMServiceError=OAM 服务调用出错

server/odc-core/src/main/resources/i18n/ErrorMessages_zh_TW.properties

@@ -103,6 +103,7 @@ com.oceanbase.odc.ErrorCodes.FlowTaskInstanceExpired=流程實例任務執行超
 com.oceanbase.odc.ErrorCodes.FlowTaskInstanceFailed=流程實例任務執行失敗，錯誤詳情：{0}
 com.oceanbase.odc.ErrorCodes.FlowTaskInstanceCancelled=流程實例任務執行取消
 com.oceanbase.odc.ErrorCodes.FlowCreateDeniedBySqlCheck=流程創建被拒絕，原因：變更內容命中“必須改進”等級的項目，詳情：{0}
+com.oceanbase.odc.ErrorCodes.FlowTaskNotSupportCancel=當前正在執行的任務為 {0}，不支持取消，請稍後重試
 com.oceanbase.odc.ErrorCodes.ExternalServiceError=外部服務異常，錯誤詳情：{0}
 com.oceanbase.odc.ErrorCodes.ExternalAasServiceError=AAS 服務調用出錯
 com.oceanbase.odc.ErrorCodes.ExternalOAMServiceError=OAM 服務調用出錯

server/odc-service/src/main/java/com/oceanbase/odc/service/flow/FlowInstanceService.java

@@ -623,7 +623,9 @@ private FlowInstanceDetailResp cancel(@NotNull FlowInstance flowInstance, Boolea
             }
             Long taskId = taskInstance.getTargetTaskId();
             if (taskId == null) {
-                throw new IllegalStateException("RollBack task can not be cancelled");
+                throw new UnsupportedException(ErrorCodes.FlowTaskNotSupportCancel,
+                        new Object[] {taskTypeHolder.getValue().getLocalizedMessage()},
+                        "The currently executing task does not support cancellation.");
             }
             TaskEntity taskEntity = taskService.detail(taskId);
             if (!dispatchChecker.isTaskEntityOnThisMachine(taskEntity)) {