Package org.activiti.engine.impl.interceptor

Examples of org.activiti.engine.impl.interceptor.CommandContext

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        throw new ActivitiException("The deployment contains process definitions with the same key (process id atrribute), this is not allowed");
      }
      keyList.add(processDefinition.getKey());
    }
   
    CommandContext commandContext = Context.getCommandContext();
    ProcessDefinitionEntityManager processDefinitionManager = commandContext.getProcessDefinitionEntityManager();
    DbSqlSession dbSqlSession = commandContext.getSession(DbSqlSession.class);
    for (ProcessDefinitionEntity processDefinition : processDefinitions) {
      List<TimerEntity> timers = new ArrayList<TimerEntity>();
      if (deployment.isNew()) {
        int processDefinitionVersion;

        ProcessDefinitionEntity latestProcessDefinition = null;
        if (processDefinition.getTenantId() != null && !ProcessEngineConfiguration.NO_TENANT_ID.equals(processDefinition.getTenantId())) {
          latestProcessDefinition = processDefinitionManager
              .findLatestProcessDefinitionByKeyAndTenantId(processDefinition.getKey(), processDefinition.getTenantId());
        } else {
          latestProcessDefinition = processDefinitionManager
              .findLatestProcessDefinitionByKey(processDefinition.getKey());
        }
           
        if (latestProcessDefinition != null) {
          processDefinitionVersion = latestProcessDefinition.getVersion() + 1;
        } else {
          processDefinitionVersion = 1;
        }

        processDefinition.setVersion(processDefinitionVersion);
        processDefinition.setDeploymentId(deployment.getId());

        String nextId = idGenerator.getNextId();
        String processDefinitionId = processDefinition.getKey()
          + ":" + processDefinition.getVersion()
          + ":" + nextId; // ACT-505
                  
        // ACT-115: maximum id length is 64 charcaters
        if (processDefinitionId.length() > 64) {         
          processDefinitionId = nextId;
        }
        processDefinition.setId(processDefinitionId);
       
        if(commandContext.getProcessEngineConfiguration().getEventDispatcher().isEnabled()) {
          commandContext.getProcessEngineConfiguration().getEventDispatcher().dispatchEvent(
              ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_CREATED, processDefinition));
        }

        removeObsoleteTimers(processDefinition);
        addTimerDeclarations(processDefinition, timers);
       
        removeObsoleteMessageEventSubscriptions(processDefinition, latestProcessDefinition);
        addMessageEventSubscriptions(processDefinition);
       
        removeObsoleteSignalEventSubScription(processDefinition, latestProcessDefinition);
        addSignalEventSubscriptions(processDefinition);

        dbSqlSession.insert(processDefinition);
        addAuthorizations(processDefinition);

        if(commandContext.getProcessEngineConfiguration().getEventDispatcher().isEnabled()) {
          commandContext.getProcessEngineConfiguration().getEventDispatcher().dispatchEvent(
              ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_INITIALIZED, processDefinition));
        }

        scheduleTimers(timers);
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    this.signalDefinition = signalDefinition;
  }
 
  public void execute(ActivityExecution execution) throws Exception {
   
    CommandContext commandContext = Context.getCommandContext();
   
    List<SignalEventSubscriptionEntity> subscriptionEntities = null;
    if (processInstanceScope) {
      subscriptionEntities = commandContext
              .getEventSubscriptionEntityManager()
              .findSignalEventSubscriptionsByProcessInstanceAndEventName(execution.getProcessInstanceId(), signalDefinition.getEventName());
    } else {
      subscriptionEntities = commandContext
              .getEventSubscriptionEntityManager()
              .findSignalEventSubscriptionsByEventName(signalDefinition.getEventName(), execution.getTenantId());
    }
   
    for (SignalEventSubscriptionEntity signalEventSubscriptionEntity : subscriptionEntities) {
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  }
 
  protected void removeObsoleteMessageEventSubscriptions(ProcessDefinitionEntity processDefinition, ProcessDefinitionEntity latestProcessDefinition) {
    // remove all subscriptions for the previous version   
    if(latestProcessDefinition != null) {
      CommandContext commandContext = Context.getCommandContext();
     
      List<EventSubscriptionEntity> subscriptionsToDelete = commandContext
        .getEventSubscriptionEntityManager()
        .findEventSubscriptionsByConfiguration(MessageEventHandler.EVENT_HANDLER_TYPE, latestProcessDefinition.getId(), latestProcessDefinition.getTenantId());
     
      for (EventSubscriptionEntity eventSubscriptionEntity : subscriptionsToDelete) {
        eventSubscriptionEntity.delete();       
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    }
  }
 
  @SuppressWarnings("unchecked")
  protected void addMessageEventSubscriptions(ProcessDefinitionEntity processDefinition) {
    CommandContext commandContext = Context.getCommandContext();
    List<EventSubscriptionDeclaration> eventDefinitions = (List<EventSubscriptionDeclaration>) processDefinition.getProperty(BpmnParse.PROPERTYNAME_EVENT_SUBSCRIPTION_DECLARATION);
    if(eventDefinitions != null) {    
      for (EventSubscriptionDeclaration eventDefinition : eventDefinitions) {
        if(eventDefinition.getEventType().equals("message") && eventDefinition.isStartEvent()) {
          // look for subscriptions for the same name in db:
          List<EventSubscriptionEntity> subscriptionsForSameMessageName = commandContext
            .getEventSubscriptionEntityManager()
            .findEventSubscriptionsByName(MessageEventHandler.EVENT_HANDLER_TYPE,
                eventDefinition.getEventName(), processDefinition.getTenantId());
          // also look for subscriptions created in the session:
          List<MessageEventSubscriptionEntity> cachedSubscriptions = commandContext
            .getDbSqlSession()
            .findInCache(MessageEventSubscriptionEntity.class);
          for (MessageEventSubscriptionEntity cachedSubscription : cachedSubscriptions) {
            if(eventDefinition.getEventName().equals(cachedSubscription.getEventName())
                    && !subscriptionsForSameMessageName.contains(cachedSubscription)) {
              subscriptionsForSameMessageName.add(cachedSubscription);
            }
          }     
          // remove subscriptions deleted in the same command
          subscriptionsForSameMessageName = commandContext
                  .getDbSqlSession()
                  .pruneDeletedEntities(subscriptionsForSameMessageName);
               
          if(!subscriptionsForSameMessageName.isEmpty()) {
            throw new ActivitiException("Cannot deploy process definition '" + processDefinition.getResourceName()
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  }
 
  protected void removeObsoleteSignalEventSubScription(ProcessDefinitionEntity processDefinition, ProcessDefinitionEntity latestProcessDefinition) {
    // remove all subscriptions for the previous version   
    if(latestProcessDefinition != null) {
      CommandContext commandContext = Context.getCommandContext();
     
      List<EventSubscriptionEntity> subscriptionsToDelete = commandContext
        .getEventSubscriptionEntityManager()
        .findEventSubscriptionsByConfiguration(SignalEventHandler.EVENT_HANDLER_TYPE, latestProcessDefinition.getId(), latestProcessDefinition.getTenantId());
     
      for (EventSubscriptionEntity eventSubscriptionEntity : subscriptionsToDelete) {
        eventSubscriptionEntity.delete();       
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  protected void ensureVariableInstancesInitialized() {
    if (variableInstances==null) {
      variableInstances = new HashMap<String, VariableInstanceEntity>();
      variableInstanceList = new ArrayList<VariableInstanceEntity>();
     
      CommandContext commandContext = Context.getCommandContext();
      if (commandContext == null) {
        throw new ActivitiException("lazy loading outside command context");
      }
      List<VariableInstanceEntity> variableInstancesList = loadVariableInstances();
      for (VariableInstanceEntity variableInstance : variableInstancesList) {
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          ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_INITIALIZED, user));
    }
  }
 
  public void updateUser(User updatedUser) {
    CommandContext commandContext = Context.getCommandContext();
    DbSqlSession dbSqlSession = commandContext.getDbSqlSession();
    dbSqlSession.update((PersistentObject) updatedUser);
   
    if(getProcessEngineConfiguration().getEventDispatcher().isEnabled()) {
      getProcessEngineConfiguration().getEventDispatcher().dispatchEvent(
          ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_UPDATED, updatedUser));
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  public void deleteHistoricTaskInstanceById(String taskId) {
    if (getHistoryManager().isHistoryEnabled()) {
      HistoricTaskInstanceEntity historicTaskInstance = findHistoricTaskInstanceById(taskId);
      if(historicTaskInstance!=null) {
        CommandContext commandContext = Context.getCommandContext();
       
        commandContext
          .getHistoricDetailEntityManager()
          .deleteHistoricDetailsByTaskId(taskId);

        commandContext
          .getHistoricVariableInstanceEntityManager()
          .deleteHistoricVariableInstancesByTaskId(taskId);

        commandContext
          .getCommentEntityManager()
          .deleteCommentsByTaskId(taskId);
       
        commandContext
          .getAttachmentEntityManager()
          .deleteAttachmentsByTaskId(taskId);
       
        commandContext.getHistoricIdentityLinkEntityManager()
          .deleteHistoricIdentityLinksByTaskId(taskId);
     
        getDbSqlSession().delete(historicTaskInstance);
      }
    }
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    if(execution == null) {
      throw new ActivitiObjectNotFoundException("No process instance found for id '" + processInstanceId + "'", ProcessInstance.class);
    }
   
    CommandContext commandContext = Context.getCommandContext();
    commandContext
      .getTaskEntityManager()
      .deleteTasksByProcessInstanceId(processInstanceId, deleteReason, cascade);
   
    // delete the execution BEFORE we delete the history, otherwise we will produce orphan HistoricVariableInstance instances
    execution.deleteCascade(deleteReason);
   
    if (cascade) {
      commandContext
      .getHistoricProcessInstanceEntityManager()
      .deleteHistoricProcessInstanceById(processInstanceId);
    }
  }
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          ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_INITIALIZED, model));
    }
  }

  public void updateModel(ModelEntity updatedModel) {
    CommandContext commandContext = Context.getCommandContext();
    updatedModel.setLastUpdateTime(Context.getProcessEngineConfiguration().getClock().getCurrentTime());
    DbSqlSession dbSqlSession = commandContext.getDbSqlSession();
    dbSqlSession.update(updatedModel);
   
    if(Context.getProcessEngineConfiguration().getEventDispatcher().isEnabled()) {
      Context.getProcessEngineConfiguration().getEventDispatcher().dispatchEvent(
          ActivitiEventBuilder.createEntityEvent(ActivitiEventType.ENTITY_UPDATED, updatedModel));
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Related Classes of org.activiti.engine.impl.interceptor.CommandContext

  • org.activiti.engine.delegate.event.impl.ActivitiEventDispatcherImpl
  • org.activiti.engine.impl.asyncexecutor.ExecuteAsyncRunnable
  • org.activiti.engine.impl.bpmn.behavior.IntermediateThrowSignalEventActivityBehavior
  • org.activiti.engine.impl.bpmn.deployer.BpmnDeployer
  • org.activiti.engine.impl.bpmn.helper.MessageThrowingEventListener
  • org.activiti.engine.impl.bpmn.helper.SignalThrowingEventListener
  • org.activiti.engine.impl.cfg.jta.JtaTransactionContext
  • org.activiti.engine.impl.event.logger.EventLogger
  • org.activiti.engine.impl.persistence.entity.EventSubscriptionEntity
  • org.activiti.engine.impl.persistence.entity.ExecutionEntity
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