org.activiti.engine.impl.persistence.entity.HistoricTaskInstanceEntity Java Examples

public HumanTaskDTO createHumanTask(DelegateTask delegateTask,
        HistoricTaskInstanceEntity historicTaskInstanceEntity)
        throws Exception {
    HumanTaskConnector humanTaskConnector = ApplicationContextHelper
            .getBean(HumanTaskConnector.class);
    HumanTaskDTO humanTaskDto = new HumanTaskBuilder().setDelegateTask(
            delegateTask).build();

    if ("发起流程".equals(historicTaskInstanceEntity.getDeleteReason())) {
        humanTaskDto.setCatalog(HumanTaskConstants.CATALOG_START);
    }

    HistoricProcessInstance historicProcessInstance = Context
            .getCommandContext()
            .getHistoricProcessInstanceEntityManager()
            .findHistoricProcessInstance(
                    delegateTask.getProcessInstanceId());
    humanTaskDto
            .setProcessStarter(historicProcessInstance.getStartUserId());
    humanTaskDto = humanTaskConnector.saveHumanTask(humanTaskDto);

    return humanTaskDto;
}
 

@Override
public void recordTaskDefinitionKeyChange(TaskEntity task, String taskDefinitionKey) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, task.getId());
        if (historicTaskInstance != null) {
            historicTaskInstance.setTaskDefinitionKey(taskDefinitionKey);

            if (taskDefinitionKey != null) {
                Expression taskFormExpression = task.getTaskDefinition().getFormKeyExpression();
                if (taskFormExpression != null) {
                    Object formValue = taskFormExpression.getValue(task.getExecution());
                    if (formValue != null) {
                        historicTaskInstance.setFormKey(formValue.toString());
                    }
                }
            }
        }
    }
}
 

/**
 * 查找回退的目的节点.
 */
public ActivityImpl findTargetActivity(CommandContext commandContext,
        TaskEntity taskEntity) {
    if (activityId == null) {
        String historyTaskId = this.findNearestUserTask(commandContext);
        HistoricTaskInstanceEntity historicTaskInstanceEntity = commandContext
                .getHistoricTaskInstanceEntityManager()
                .findHistoricTaskInstanceById(historyTaskId);
        this.activityId = historicTaskInstanceEntity.getTaskDefinitionKey();
    }

    String processDefinitionId = taskEntity.getProcessDefinitionId();
    ProcessDefinitionEntity processDefinitionEntity = new GetDeploymentProcessDefinitionCmd(
            processDefinitionId).execute(commandContext);

    return processDefinitionEntity.findActivity(activityId);
}
 

/**
 * 找到想要回退对应的任务历史.
 */
public HistoricTaskInstanceEntity findTargetHistoricTask(
        CommandContext commandContext, TaskEntity taskEntity,
        ActivityImpl activityImpl) {
    HistoricTaskInstanceQueryImpl historicTaskInstanceQueryImpl = new HistoricTaskInstanceQueryImpl();
    historicTaskInstanceQueryImpl.taskDefinitionKey(activityImpl.getId());
    historicTaskInstanceQueryImpl.processInstanceId(taskEntity
            .getProcessInstanceId());
    historicTaskInstanceQueryImpl.setFirstResult(0);
    historicTaskInstanceQueryImpl.setMaxResults(1);
    historicTaskInstanceQueryImpl.orderByTaskCreateTime().desc();

    HistoricTaskInstanceEntity historicTaskInstanceEntity = (HistoricTaskInstanceEntity) commandContext
            .getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstancesByQueryCriteria(
                    historicTaskInstanceQueryImpl).get(0);

    return historicTaskInstanceEntity;
}
 

/**
 * 创建humanTask.
 */
public HumanTaskDTO createHumanTask(DelegateTask delegateTask,
        HistoricTaskInstanceEntity historicTaskInstanceEntity)
        throws Exception {
    HumanTaskConnector humanTaskConnector = ApplicationContextHelper
            .getBean(HumanTaskConnector.class);
    HumanTaskDTO humanTaskDto = new HumanTaskBuilder().setDelegateTask(
            delegateTask).build();

    if ("发起流程".equals(historicTaskInstanceEntity.getDeleteReason())) {
        humanTaskDto.setCatalog(HumanTaskConstants.CATALOG_START);
    }

    HistoricProcessInstance historicProcessInstance = Context
            .getCommandContext()
            .getHistoricProcessInstanceEntityManager()
            .findHistoricProcessInstance(
                    delegateTask.getProcessInstanceId());
    humanTaskDto
            .setProcessStarter(historicProcessInstance.getStartUserId());
    humanTaskDto = humanTaskConnector.saveHumanTask(humanTaskDto);

    return humanTaskDto;
}
 

/**
 * 撤销流程.
 */
public Boolean execute(CommandContext commandContext) {
    // 获得历史任务
    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);

    // 获得历史节点
    HistoricActivityInstanceEntity historicActivityInstanceEntity = getHistoricActivityInstanceEntity(historyTaskId);

    Graph graph = new ActivitiHistoryGraphBuilder(
            historicTaskInstanceEntity.getProcessInstanceId()).build();

    Node node = graph.findById(historicActivityInstanceEntity.getId());

    return checkCouldWithdraw(node);
}
 

protected void localize(HistoricTaskInstance task) {
  HistoricTaskInstanceEntity taskEntity = (HistoricTaskInstanceEntity) task;
  taskEntity.setLocalizedName(null);
  taskEntity.setLocalizedDescription(null);

  if (locale != null) {
    String processDefinitionId = task.getProcessDefinitionId();
    if (processDefinitionId != null) {
      ObjectNode languageNode = Context.getLocalizationElementProperties(locale, task.getTaskDefinitionKey(), processDefinitionId, withLocalizationFallback);
      if (languageNode != null) {
        JsonNode languageNameNode = languageNode.get(DynamicBpmnConstants.LOCALIZATION_NAME);
        if (languageNameNode != null && languageNameNode.isNull() == false) {
          taskEntity.setLocalizedName(languageNameNode.asText());
        }

        JsonNode languageDescriptionNode = languageNode.get(DynamicBpmnConstants.LOCALIZATION_DESCRIPTION);
        if (languageDescriptionNode != null && languageDescriptionNode.isNull() == false) {
          taskEntity.setLocalizedDescription(languageDescriptionNode.asText());
        }
      }
    }
  }
}
 

public HumanTaskDTO createHumanTask(DelegateTask delegateTask,
        HistoricTaskInstanceEntity historicTaskInstanceEntity)
        throws Exception {
    HumanTaskConnector humanTaskConnector = ApplicationContextHelper
            .getBean(HumanTaskConnector.class);
    HumanTaskDTO humanTaskDto = new HumanTaskBuilder().setDelegateTask(
            delegateTask).build();

    if ("发起流程".equals(historicTaskInstanceEntity.getDeleteReason())) {
        humanTaskDto.setCatalog(HumanTaskConstants.CATALOG_START);
    }

    HistoricProcessInstance historicProcessInstance = Context
            .getCommandContext()
            .getHistoricProcessInstanceEntityManager()
            .findHistoricProcessInstance(
                    delegateTask.getProcessInstanceId());
    humanTaskDto
            .setProcessStarter(historicProcessInstance.getStartUserId());
    humanTaskDto = humanTaskConnector.saveHumanTask(humanTaskDto);

    return humanTaskDto;
}
 

public void initSource() {
    // source task
    this.jumpInfo.setSourceTaskId(this.taskId);

    TaskEntity sourceTask = Context.getCommandContext()
            .getTaskEntityManager().findTaskById(this.taskId);
    this.jumpInfo.setSourceTask(sourceTask);

    ProcessDefinitionEntity processDefinitionEntity = Context
            .getProcessEngineConfiguration()
            .getDeploymentManager()
            .findDeployedProcessDefinitionById(
                    sourceTask.getProcessDefinitionId());
    // source activity
    this.jumpInfo.setSourceActivityId(sourceTask.getTaskDefinitionKey());
    this.jumpInfo.setSourceActivity(processDefinitionEntity
            .findActivity(this.jumpInfo.getSourceActivityId()));

    HistoricTaskInstanceEntity sourceHistoryTask = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(this.jumpInfo.getSourceTaskId());
}
 

public HumanTaskDTO createHumanTask(DelegateTask delegateTask,
        HistoricTaskInstanceEntity historicTaskInstanceEntity)
        throws Exception {
    HumanTaskConnector humanTaskConnector = ApplicationContextHelper
            .getBean(HumanTaskConnector.class);
    HumanTaskDTO humanTaskDto = new HumanTaskBuilder().setDelegateTask(
            delegateTask).build();

    if ("发起流程".equals(historicTaskInstanceEntity.getDeleteReason())) {
        humanTaskDto.setCatalog(HumanTaskConstants.CATALOG_START);
    }

    HistoricProcessInstance historicProcessInstance = Context
            .getCommandContext()
            .getHistoricProcessInstanceEntityManager()
            .findHistoricProcessInstance(
                    delegateTask.getProcessInstanceId());
    humanTaskDto
            .setProcessStarter(historicProcessInstance.getStartUserId());
    humanTaskDto = humanTaskConnector.saveHumanTask(humanTaskDto);

    return humanTaskDto;
}
 

@Override
public void recordTaskNameChange(String taskId, String taskName) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setName(taskName);
        }
    }
}
 

@Override
public void recordTaskDescriptionChange(String taskId, String description) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setDescription(description);
        }
    }
}
 

@Override
public void recordTaskNameChange(String taskId, String taskName) {
  if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
    HistoricTaskInstanceEntity historicTaskInstance = getHistoricTaskInstanceEntityManager().findById(taskId);
    if (historicTaskInstance != null) {
      historicTaskInstance.setName(taskName);
    }
  }
}
 

@Override
public void recordTaskDueDateChange(String taskId, Date dueDate) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setDueDate(dueDate);
        }
    }
}
 

@Override
public void recordTaskOwnerChange(String taskId, String owner) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setOwner(owner);
        }
    }
}
 

@Override
public void recordTaskPriorityChange(String taskId, int priority) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setPriority(priority);
        }
    }
}
 

@Override
public void recordTaskFormKeyChange(String taskId, String formKey) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setFormKey(formKey);
        }
    }
}
 

@Override
public void recordTaskDueDateChange(String taskId, Date dueDate) {
  if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
    HistoricTaskInstanceEntity historicTaskInstance = getHistoricTaskInstanceEntityManager().findById(taskId);
    if (historicTaskInstance != null) {
      historicTaskInstance.setDueDate(dueDate);
    }
  }
}
 

@Override
public void recordTaskCategoryChange(String taskId, String category) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setCategory(category);
        }
    }
}
 

@Override
public void recordTaskParentTaskIdChange(String taskId, String parentTaskId) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setParentTaskId(parentTaskId);
        }
    }
}
 

@Override
public void recordTaskExecutionIdChange(String taskId, String executionId) {
    if (isHistoryLevelAtLeast(HistoryLevel.AUDIT)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setExecutionId(executionId);
        }
    }
}
 

@Override
public void recordTaskProcessDefinitionChange(String taskId, String processDefinitionId) {
    if (isHistoryLevelAtLeast(HistoryLevel.ACTIVITY)) {
        HistoricTaskInstanceEntity historicTaskInstance = getDbSqlSession().selectById(HistoricTaskInstanceEntity.class, taskId);
        if (historicTaskInstance != null) {
            historicTaskInstance.setProcessDefinitionId(processDefinitionId);
        }
    }
}
 

/**
 * 判断想要回退的目标节点和当前节点是否在一个分支上.
 */
public boolean isSameBranch(
        HistoricTaskInstanceEntity historicTaskInstanceEntity) {
    TaskEntity taskEntity = Context.getCommandContext()
            .getTaskEntityManager().findTaskById(taskId);

    return taskEntity.getExecutionId().equals(
            historicTaskInstanceEntity.getExecutionId());
}
 

/**
 * 判断跳过节点.
 */
public boolean isSkipActivity(String historyActivityId) {
    JdbcTemplate jdbcTemplate = ApplicationContextHelper
            .getBean(JdbcTemplate.class);
    String historyTaskId = jdbcTemplate.queryForObject(
            "SELECT TASK_ID_ FROM ACT_HI_ACTINST WHERE ID_=?",
            String.class, historyActivityId);

    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);
    String deleteReason = historicTaskInstanceEntity.getDeleteReason();

    return "跳过".equals(deleteReason);
}
 

public boolean isSkipActivity(String historyActivityId) {
    JdbcTemplate jdbcTemplate = ApplicationContextHelper
            .getBean(JdbcTemplate.class);
    String historyTaskId = jdbcTemplate.queryForObject(
            "select task_id_ from ACT_HI_ACTINST where id_=?",
            String.class, historyActivityId);

    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);
    String deleteReason = historicTaskInstanceEntity.getDeleteReason();

    return "跳过".equals(deleteReason);
}
 

/**
 * 撤销流程.
 * 
 * @return 0-撤销成功 1-流程结束 2-下一结点已经通过,不能撤销
 */
public Integer execute(CommandContext commandContext) {
    // 获得历史任务
    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);

    // 获得历史节点
    HistoricActivityInstanceEntity historicActivityInstanceEntity = getHistoricActivityInstanceEntity(historyTaskId);

    Graph graph = new ActivitiHistoryGraphBuilder(
            historicTaskInstanceEntity.getProcessInstanceId()).build();

    Node node = graph.findById(historicActivityInstanceEntity.getId());

    if (!checkCouldWithdraw(node)) {
        logger.info("cannot withdraw {}", historyTaskId);

        return 2;
    }

    // 删除所有活动中的task
    this.deleteActiveTasks(historicTaskInstanceEntity
            .getProcessInstanceId());

    // 获得期望撤销的节点后面的所有节点历史
    List<String> historyNodeIds = new ArrayList<String>();
    this.collectNodes(node, historyNodeIds);
    this.deleteHistoryActivities(historyNodeIds);
    // 恢复期望撤销的任务和历史
    this.processHistoryTask(historicTaskInstanceEntity,
            historicActivityInstanceEntity);

    logger.info("activiti is withdraw {}",
            historicTaskInstanceEntity.getName());

    return 0;
}
 

public boolean isSkipActivity(String historyActivityId) {
    JdbcTemplate jdbcTemplate = ApplicationContextHelper
            .getBean(JdbcTemplate.class);
    String historyTaskId = jdbcTemplate.queryForObject(
            "select task_id_ from ACT_HI_ACTINST where id_=?",
            String.class, historyActivityId);

    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);
    String deleteReason = historicTaskInstanceEntity.getDeleteReason();

    return "跳过".equals(deleteReason);
}
 

/**
 * 校验目标节点是否可以回退.
 */
public boolean validateTargetActivity(String targetActivityId) {
    JdbcTemplate jdbcTemplate = ApplicationContextHelper
            .getBean(JdbcTemplate.class);
    String historyTaskId = jdbcTemplate
            .queryForObject(
                    "select id_ from ACT_HI_TASKINST where act_id_=? order by END_TIME_ desc",
                    String.class, targetActivityId);

    // 先找到历史任务
    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);

    // 再反向查找历史任务对应的历史节点
    HistoricActivityInstanceEntity historicActivityInstanceEntity = getHistoricActivityInstanceEntity(historyTaskId);

    logger.info("historic activity instance is : {}",
            historicActivityInstanceEntity.getId());

    Graph graph = new ActivitiHistoryGraphBuilder(
            historicTaskInstanceEntity.getProcessInstanceId()).build();

    Node node = graph.findById(historicActivityInstanceEntity.getId());

    if (!this.checkCouldRollback(node)) {
        logger.info("cannot rollback {}", taskId);

        return false;
    }

    return true;
}
 

public boolean isSameBranch(
        HistoricTaskInstanceEntity historicTaskInstanceEntity) {
    TaskEntity taskEntity = Context.getCommandContext()
            .getTaskEntityManager().findTaskById(taskId);

    return taskEntity.getExecutionId().equals(
            historicTaskInstanceEntity.getExecutionId());
}
 

/**
 * 判断跳过节点.
 */
public boolean isSkipActivity(String historyActivityId) {
    JdbcTemplate jdbcTemplate = ApplicationContextHelper
            .getBean(JdbcTemplate.class);
    String historyTaskId = jdbcTemplate.queryForObject(
            "select task_id_ from ACT_HI_ACTINST where id_=?",
            String.class, historyActivityId);

    HistoricTaskInstanceEntity historicTaskInstanceEntity = Context
            .getCommandContext().getHistoricTaskInstanceEntityManager()
            .findHistoricTaskInstanceById(historyTaskId);
    String deleteReason = historicTaskInstanceEntity.getDeleteReason();

    return "跳过".equals(deleteReason);
}