Package org.camunda.bpm.engine.impl.db.entitymanager

Examples of org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager

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  public static void deleteHistoryLevel(ProcessEngineConfigurationImpl processEngineConfiguration) {
    processEngineConfiguration.getCommandExecutorTxRequired()
      .execute(new Command<Object>() {
       public Object execute(CommandContext commandContext) {
         DbEntityManager dbEntityManager = commandContext.getDbEntityManager();
         PropertyEntity historyLevelProperty = dbEntityManager.selectById(PropertyEntity.class, "historyLevel");
         if (historyLevelProperty != null) {
           dbEntityManager.delete(historyLevelProperty);
         }
         return null;
       }
      });
  }
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  }

  /** general history event insert behavior */
  protected void insertOrUpdate(HistoryEvent historyEvent) {

    final DbEntityManager dbEntityManager = getDbEntityManager();

    String eventType = historyEvent.getEventType();
    if(eventType == null || isInitialEvent(eventType)) {
      dbEntityManager.insert(historyEvent);
    } else {
      if(dbEntityManager.getCachedEntity(historyEvent.getClass(), historyEvent.getId()) == null) {
        if (historyEvent instanceof HistoricScopeInstanceEvent) {
          // if this is a scope, get start time from existing event in DB
          HistoricScopeInstanceEvent existingEvent = (HistoricScopeInstanceEvent) dbEntityManager.selectById(historyEvent.getClass(), historyEvent.getId());
          if(existingEvent != null) {
            HistoricScopeInstanceEvent historicScopeInstanceEvent = (HistoricScopeInstanceEvent) historyEvent;
            historicScopeInstanceEvent.setStartTime(existingEvent.getStartTime());
          }
        }
        if(historyEvent.getId() == null) {
//          dbSqlSession.insert(historyEvent);
        } else {
          dbEntityManager.merge(historyEvent);
        }
      }
    }
  }
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  }


  /** customized insert behavior for HistoricVariableUpdateEventEntity */
  protected void insertHistoricVariableUpdateEntity(HistoricVariableUpdateEventEntity historyEvent) {
    DbEntityManager dbEntityManager = getDbEntityManager();

    // insert update only if history level = FULL
    if(Context.getProcessEngineConfiguration().getHistoryLevel().equals(HistoryLevel.HISTORY_LEVEL_FULL)) {

      // insert byte array entity (if applicable)
      byte[] byteValue = historyEvent.getByteValue();
      if(byteValue != null) {
        ByteArrayEntity byteArrayEntity = new ByteArrayEntity(historyEvent.getVariableName(), byteValue);
        Context
        .getCommandContext()
        .getDbEntityManager()
        .insert(byteArrayEntity);
        historyEvent.setByteArrayId(byteArrayEntity.getId());

      }
      dbEntityManager.insert(historyEvent);
    }

    // always insert/update HistoricProcessVariableInstance
    if(HistoryEventTypes.VARIABLE_INSTANCE_CREATE.getEventName().equals(historyEvent.getEventType())) {
      HistoricVariableInstanceEntity persistentObject = new HistoricVariableInstanceEntity(historyEvent);
      dbEntityManager.insert(persistentObject);

    } else if(HistoryEventTypes.VARIABLE_INSTANCE_UPDATE.getEventName().equals(historyEvent.getEventType())) {
      HistoricVariableInstanceEntity historicVariableInstanceEntity = dbEntityManager.selectById(HistoricVariableInstanceEntity.class, historyEvent.getVariableInstanceId());
      if(historicVariableInstanceEntity != null) {
        historicVariableInstanceEntity.updateFromEvent(historyEvent);

      } else {
        // #CAM-1344 / #SUPPORT-688
        // this is a FIX for process instances which were started in camunda fox 6.1 and migrated to camunda BPM 7.0.
        // in fox 6.1 the HistoricVariable instances were flushed to the DB when the process instance completed.
        // Since fox 6.2 we populate the HistoricVariable table as we go.
        HistoricVariableInstanceEntity persistentObject = new HistoricVariableInstanceEntity(historyEvent);
        dbEntityManager.insert(persistentObject);
      }

    } else if(HistoryEventTypes.VARIABLE_INSTANCE_DELETE.getEventName().equals(historyEvent.getEventType())) {
      HistoricVariableInstanceEntity historicVariableInstanceEntity = dbEntityManager.selectById(HistoricVariableInstanceEntity.class, historyEvent.getVariableInstanceId());
      if(historicVariableInstanceEntity != null) {
        historicVariableInstanceEntity.delete();
      }
    }

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  public void setReplacedBy(PvmExecutionImpl replacedBy) {
    this.replacedBy = (ExecutionEntity) replacedBy;

    CommandContext commandContext = Context.getCommandContext();
    DbEntityManager dbEntityManger = commandContext.getDbEntityManager();

    // update the related tasks
    for (TaskEntity task: getTasks()) {
      task.setExecutionId(replacedBy.getId());
      task.setExecution(this.replacedBy);

      // update the related local task variables
      List<VariableInstanceEntity> variables = commandContext
        .getVariableInstanceManager()
        .findVariableInstancesByTaskId(task.getId());

      for (VariableInstanceEntity variable : variables) {
        variable.setExecution(this.replacedBy);
      }

      this.replacedBy.addTask(task);
    }

    // All tasks have been moved to 'replacedBy', safe to clear the list
    this.tasks.clear();

    List<TaskEntity> tasks = dbEntityManger.getCachedEntitiesByType(TaskEntity.class);
    for (TaskEntity task: tasks) {
      if (id.equals(task.getExecutionId())) {
        task.setExecutionId(replacedBy.getId());
      }
    }
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    attachment.setType(attachmentType);
    attachment.setTaskId(taskId);
    attachment.setProcessInstanceId(processInstanceId);
    attachment.setUrl(url);

    DbEntityManager dbEntityManger = commandContext.getDbEntityManager();
    dbEntityManger.insert(attachment);

    if (content != null) {
      byte[] bytes = IoUtil.readInputStream(content, attachmentName);
      ByteArrayEntity byteArray = new ByteArrayEntity(bytes);
      dbEntityManger.insert(byteArray);
      attachment.setContentId(byteArray.getId());
    }

    PropertyChange propertyChange = new PropertyChange("name", null, attachmentName);
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  public void setReplacedBy(PvmExecutionImpl replacedBy) {
    this.replacedBy = (ExecutionEntity) replacedBy;

    CommandContext commandContext = Context.getCommandContext();
    DbEntityManager dbEntityManger = commandContext.getDbEntityManager();

    // update the related tasks
    for (TaskEntity task: getTasks()) {
      task.setExecutionId(replacedBy.getId());
      task.setExecution(this.replacedBy);

      // update the related local task variables
      List<VariableInstanceEntity> variables = commandContext
        .getVariableInstanceManager()
        .findVariableInstancesByTaskId(task.getId());

      for (VariableInstanceEntity variable : variables) {
        variable.setExecution(this.replacedBy);
      }

      this.replacedBy.addTask(task);
    }

    // All tasks have been moved to 'replacedBy', safe to clear the list
    this.tasks.clear();

    List<TaskEntity> tasks = dbEntityManger.getCachedEntitiesByType(TaskEntity.class);
    for (TaskEntity task: tasks) {
      if (id.equals(task.getExecutionId())) {
        task.setExecutionId(replacedBy.getId());
      }
    }
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    return cachedValue;
  }

  public void delete() {

    DbEntityManager dbEntityManger = Context
        .getCommandContext()
        .getDbEntityManager();

    dbEntityManger.delete(this);

    if (byteArrayId != null) {
      // the next apparently useless line is probably to ensure consistency in the DbSqlSession
      // cache, but should be checked and docced here (or removed if it turns out to be unnecessary)
      // @see also HistoricVariableInstanceEntity
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    jobHandler.execute(jobHandlerConfiguration, execution, commandContext);
  }

  public void insert() {
    DbEntityManager dbEntityManger = Context
      .getCommandContext()
      .getDbEntityManager();

    dbEntityManger.insert(this);

    // add link to execution and deployment
    if(executionId != null) {
      ExecutionEntity execution = Context.getCommandContext()
        .getExecutionManager()
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  public void delete() {
    delete(false);
  }

  public void delete(boolean incidentResolved) {
    DbEntityManager dbEntityManger = Context
        .getCommandContext()
        .getDbEntityManager();

    dbEntityManger.delete(this);

    // Also delete the job's exception byte array
    if (exceptionByteArrayId != null) {
      Context.getCommandContext().getByteArrayManager().deleteByteArrayById(exceptionByteArrayId);
    }
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  public void insert(ExecutionEntity execution) {
    ensureParentTaskActive();

    CommandContext commandContext = Context.getCommandContext();
    DbEntityManager dbEntityManger = commandContext.getDbEntityManager();
    dbEntityManger.insert(this);

    if(execution != null) {
      execution.addTask(this);
    }
  }
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Related Classes of org.camunda.bpm.engine.impl.db.entitymanager.DbEntityManager

  • org.camunda.bpm.engine.impl.bpmn.deployer.BpmnDeployer
  • org.camunda.bpm.engine.impl.cfg.ProcessEngineConfigurationImpl
  • org.camunda.bpm.engine.impl.cmd.CreateAttachmentCmd
  • org.camunda.bpm.engine.impl.cmd.GetAttachmentContentCmd
  • org.camunda.bpm.engine.impl.cmmn.entity.repository.CaseDefinitionQueryImpl
  • org.camunda.bpm.engine.impl.db.DbEntity
  • org.camunda.bpm.engine.impl.db.DbEntityLifecycleAware
  • org.camunda.bpm.engine.impl.db.entitymanager.cache.CachedDbEntity
  • org.camunda.bpm.engine.impl.db.entitymanager.cache.DbEntityCache
  • org.camunda.bpm.engine.impl.db.entitymanager.operation.DbBulkOperation
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